1 | #define PLURAL_INTERNAL_DECLARATIONS |
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2 | |
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3 | |
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4 | |
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5 | |
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6 | #include <kernel/mod2.h> |
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7 | #include <misc/auxiliary.h> |
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8 | |
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9 | #include <misc/options.h> |
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10 | |
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11 | #include <polys/simpleideals.h> |
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12 | #include <polys/prCopy.h> |
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13 | |
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14 | #include <polys/nc/sca.h> |
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15 | #include <polys/nc/gb_hack.h> |
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16 | |
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17 | #include <kernel/polys.h> |
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18 | #include <kernel/ideals.h> |
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19 | #include <kernel/GBEngine/kstd1.h> |
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20 | #include <kernel/GBEngine/kutil.h> |
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21 | |
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22 | #include <kernel/GBEngine/nc.h> |
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23 | |
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24 | /// nc_gr_initBba is needed for sca_gr_bba and gr_bba. |
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25 | void nc_gr_initBba(ideal F, kStrategy strat); // from gr_kstd2.cc! |
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26 | |
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27 | void addLObject(LObject& h, kStrategy& strat) |
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28 | { |
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29 | if(h.IsNull()) return; |
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30 | |
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31 | strat->initEcart(&h); |
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32 | h.sev=0; // pGetShortExpVector(h.p); |
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33 | |
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34 | // add h into S and L |
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35 | int pos=posInS(strat, strat->sl, h.p, h.ecart); |
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36 | |
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37 | if ( (pos <= strat->sl) && (p_ComparePolys(h.p, strat->S[pos], currRing)) ) |
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38 | { |
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39 | if (TEST_OPT_PROT) |
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40 | PrintS("d\n"); |
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41 | } |
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42 | else |
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43 | { |
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44 | if (TEST_OPT_INTSTRATEGY) |
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45 | { |
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46 | p_Cleardenom(h.p, currRing); |
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47 | } |
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48 | else |
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49 | { |
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50 | pNorm(h.p); |
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51 | p_Content(h.p,currRing); |
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52 | } |
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53 | |
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54 | if ((strat->syzComp==0)||(!strat->homog)) |
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55 | { |
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56 | h.p = redtailBba(h.p,pos-1,strat); |
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57 | |
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58 | if (TEST_OPT_INTSTRATEGY) |
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59 | { |
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60 | // pCleardenom(h.p); |
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61 | p_Content(h.p,currRing); |
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62 | } |
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63 | else |
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64 | { |
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65 | pNorm(h.p); |
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66 | } |
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67 | } |
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68 | |
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69 | if(h.IsNull()) return; |
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70 | |
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71 | // statistic |
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72 | if (TEST_OPT_PROT) |
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73 | { |
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74 | PrintS("s\n"); |
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75 | } |
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76 | |
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77 | #ifdef KDEBUG |
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78 | if (TEST_OPT_DEBUG) |
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79 | { |
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80 | PrintS("new s:"); |
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81 | wrp(h.p); |
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82 | PrintLn(); |
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83 | } |
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84 | #endif |
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85 | |
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86 | enterpairs(h.p, strat->sl, h.ecart, 0, strat); |
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87 | |
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88 | pos=0; |
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89 | |
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90 | if (strat->sl!=-1) pos = posInS(strat, strat->sl, h.p, h.ecart); |
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91 | strat->enterS(h, pos, strat, -1); |
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92 | // enterT(h, strat); // ?! |
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93 | |
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94 | if (h.lcm!=NULL) pLmFree(h.lcm); |
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95 | } |
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96 | |
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97 | |
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98 | } |
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99 | |
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100 | |
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101 | ideal k_sca_gr_bba(const ideal F, const ideal Q, const intvec *, const intvec *, kStrategy strat, const ring _currRing) |
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102 | { |
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103 | const ring save = currRing; |
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104 | if( currRing != _currRing ) rChangeCurrRing(_currRing); |
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105 | assume( currRing == _currRing ); |
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106 | |
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107 | |
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108 | #if MYTEST |
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109 | PrintS("<sca_gr_bba>\n"); |
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110 | #endif |
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111 | |
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112 | assume(rIsSCA(currRing)); |
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113 | |
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114 | #ifndef SING_NDEBUG |
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115 | idTest(F); |
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116 | idTest(Q); |
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117 | #endif |
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118 | |
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119 | #ifdef HAVE_PLURAL |
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120 | #if MYTEST |
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121 | PrintS("currRing: \n"); |
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122 | rWrite(currRing); |
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123 | #ifdef RDEBUG |
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124 | rDebugPrint(currRing); |
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125 | #endif |
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126 | |
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127 | PrintS("F: \n"); |
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128 | idPrint(F); |
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129 | PrintS("Q: \n"); |
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130 | idPrint(Q); |
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131 | #endif |
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132 | #endif |
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133 | |
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134 | |
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135 | const unsigned int m_iFirstAltVar = scaFirstAltVar(currRing); |
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136 | const unsigned int m_iLastAltVar = scaLastAltVar(currRing); |
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137 | |
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138 | ideal tempF = id_KillSquares(F, m_iFirstAltVar, m_iLastAltVar, currRing); |
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139 | ideal tempQ = Q; |
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140 | |
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141 | if(Q == currRing->qideal) |
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142 | tempQ = SCAQuotient(currRing); |
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143 | |
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144 | strat->z2homog = id_IsSCAHomogeneous(tempF, NULL, NULL, currRing); // wCx == wCy == NULL! |
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145 | // redo: no_prod_crit |
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146 | const BOOLEAN bIsSCA = rIsSCA(currRing) && strat->z2homog; // for Z_2 prod-crit |
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147 | strat->no_prod_crit = ! bIsSCA; |
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148 | |
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149 | // strat->homog = strat->homog && strat->z2homog; // ? |
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150 | |
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151 | #if MYTEST |
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152 | { |
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153 | PrintS("ideal tempF: \n"); |
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154 | idPrint(tempF); |
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155 | PrintS("ideal tempQ: \n"); |
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156 | idPrint(tempQ); |
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157 | } |
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158 | #endif |
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159 | |
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160 | int olddeg, reduc; |
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161 | int red_result = 1; |
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162 | // int hilbeledeg = 1, minimcnt = 0; |
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163 | int hilbcount = 0; |
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164 | |
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165 | initBuchMoraCrit(strat); // set Gebauer, honey, sugarCrit |
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166 | |
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167 | nc_gr_initBba(tempF,strat); // set enterS, red, initEcart, initEcartPair |
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168 | |
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169 | initBuchMoraPos(strat); |
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170 | |
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171 | |
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172 | // ?? set spSpolyShort, reduce ??? |
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173 | |
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174 | initBuchMora(tempF, tempQ, strat); // SCAQuotient(currRing) instead of Q == squares!!!!!!! |
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175 | |
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176 | strat->posInT=posInT110; // !!! |
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177 | |
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178 | reduc = olddeg = 0; |
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179 | |
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180 | |
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181 | // compute------------------------------------------------------- |
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182 | for(; strat->Ll >= 0; |
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183 | #ifdef KDEBUG |
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184 | strat->P.lcm = NULL, |
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185 | #endif |
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186 | kTest(strat) |
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187 | ) |
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188 | { |
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189 | #ifdef KDEBUG |
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190 | if (TEST_OPT_DEBUG) messageSets(strat); |
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191 | #endif |
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192 | |
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193 | if (strat->Ll== 0) strat->interpt=TRUE; |
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194 | |
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195 | if (TEST_OPT_DEGBOUND |
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196 | && ((strat->honey |
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197 | && (strat->L[strat->Ll].ecart+ currRing->pFDeg(strat->L[strat->Ll].p,currRing)>Kstd1_deg)) |
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198 | || ((!strat->honey) && (currRing->pFDeg(strat->L[strat->Ll].p,currRing)>Kstd1_deg)))) |
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199 | { |
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200 | // stops computation if |
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201 | // 24 IN test and the degree +ecart of L[strat->Ll] is bigger then |
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202 | // a predefined number Kstd1_deg |
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203 | while (strat->Ll >= 0) deleteInL(strat->L,&strat->Ll,strat->Ll,strat); |
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204 | break; |
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205 | } |
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206 | |
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207 | // picks the last element from the lazyset L |
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208 | strat->P = strat->L[strat->Ll]; |
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209 | strat->Ll--; |
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210 | |
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211 | //kTest(strat); |
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212 | |
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213 | // assume(pNext(strat->P.p) != strat->tail); // !??? |
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214 | if(strat->P.IsNull()) continue; |
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215 | |
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216 | |
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217 | if( pNext(strat->P.p) == strat->tail ) |
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218 | { |
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219 | // deletes the int spoly and computes SPoly |
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220 | pLmFree(strat->P.p); // ??? |
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221 | strat->P.p = nc_CreateSpoly(strat->P.p1, strat->P.p2, currRing); |
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222 | } |
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223 | |
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224 | if(strat->P.IsNull()) continue; |
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225 | |
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226 | // poly save = NULL; |
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227 | // |
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228 | // if(pNext(strat->P.p) != NULL) |
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229 | // save = p_Copy(strat->P.p, currRing); |
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230 | |
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231 | strat->initEcart(&strat->P); // remove it? |
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232 | |
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233 | if (TEST_OPT_PROT) |
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234 | message((strat->honey ? strat->P.ecart : 0) + strat->P.pFDeg(), &olddeg,&reduc,strat, red_result); |
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235 | |
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236 | // reduction of the element chosen from L wrt S |
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237 | strat->red(&strat->P,strat); |
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238 | |
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239 | if(strat->P.IsNull()) continue; |
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240 | |
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241 | addLObject(strat->P, strat); |
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242 | |
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243 | const poly save = strat->P.p; |
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244 | |
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245 | #ifdef PDEBUG |
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246 | p_Test(save, currRing); |
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247 | #endif |
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248 | assume( save != NULL ); |
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249 | |
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250 | // SCA Specials: |
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251 | |
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252 | { |
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253 | const poly p_next = pNext(save); |
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254 | |
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255 | if( p_next != NULL ) |
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256 | for( unsigned int i = m_iFirstAltVar; i <= m_iLastAltVar; i++ ) |
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257 | if( p_GetExp(save, i, currRing) != 0 ) |
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258 | { |
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259 | assume(p_GetExp(save, i, currRing) == 1); |
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260 | |
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261 | const poly tt = sca_pp_Mult_xi_pp(i, p_next, currRing); |
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262 | |
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263 | #ifdef PDEBUG |
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264 | p_Test(tt, currRing); |
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265 | #endif |
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266 | |
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267 | if( tt == NULL) continue; |
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268 | |
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269 | LObject h(tt); // h = x_i * P |
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270 | |
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271 | if (TEST_OPT_INTSTRATEGY) |
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272 | { |
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273 | // h.pCleardenom(); // also does a p_Content |
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274 | p_Content(h.p,currRing); |
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275 | } |
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276 | else |
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277 | { |
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278 | h.pNorm(); |
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279 | } |
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280 | |
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281 | strat->initEcart(&h); |
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282 | |
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283 | |
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284 | // if (pOrdSgn==-1) |
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285 | // { |
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286 | // cancelunit(&h); // tries to cancel a unit |
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287 | // deleteHC(&h, strat); |
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288 | // } |
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289 | |
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290 | // if(h.IsNull()) continue; |
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291 | |
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292 | // if (TEST_OPT_PROT) |
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293 | // message((strat->honey ? h.ecart : 0) + h.pFDeg(), &olddeg, &reduc, strat, red_result); |
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294 | |
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295 | // strat->red(&h, strat); // wrt S |
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296 | // if(h.IsNull()) continue; |
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297 | |
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298 | // poly save = p_Copy(h.p, currRing); |
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299 | |
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300 | int pos; |
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301 | |
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302 | if (strat->Ll==-1) |
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303 | pos =0; |
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304 | else |
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305 | pos = strat->posInL(strat->L,strat->Ll,&h,strat); |
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306 | |
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307 | h.sev = pGetShortExpVector(h.p); |
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308 | enterL(&strat->L,&strat->Ll,&strat->Lmax,h,pos); |
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309 | |
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310 | // h.p = save; |
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311 | // addLObject(h, strat); |
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312 | } |
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313 | |
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314 | // p_Delete( &save, currRing ); |
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315 | } |
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316 | |
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317 | |
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318 | } // for(;;) |
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319 | |
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320 | |
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321 | #ifdef KDEBUG |
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322 | if (TEST_OPT_DEBUG) messageSets(strat); |
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323 | #endif |
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324 | |
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325 | if (TEST_OPT_REDSB){ |
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326 | completeReduce(strat); // ??? |
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327 | } |
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328 | |
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329 | // release temp data-------------------------------- |
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330 | exitBuchMora(strat); |
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331 | |
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332 | // if (TEST_OPT_WEIGHTM) |
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333 | // { |
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334 | // pRestoreDegProcs(currRing,pFDegOld, pLDegOld); |
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335 | // if (ecartWeights) |
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336 | // { |
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337 | // omFreeSize((ADDRESS)ecartWeights,(rVar(currRing)+1)*sizeof(int)); |
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338 | // ecartWeights=NULL; |
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339 | // } |
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340 | // } |
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341 | |
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342 | if (TEST_OPT_PROT) messageStat(hilbcount,strat); |
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343 | |
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344 | if (tempQ!=NULL) updateResult(strat->Shdl,tempQ,strat); |
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345 | |
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346 | id_Delete(&tempF, currRing); |
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347 | |
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348 | |
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349 | // complete reduction of the standard basis--------- |
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350 | if (TEST_OPT_REDSB){ |
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351 | ideal I = strat->Shdl; |
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352 | ideal erg = kInterRedOld(I,tempQ); |
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353 | assume(I!=erg); |
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354 | id_Delete(&I, currRing); |
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355 | strat->Shdl = erg; |
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356 | } |
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357 | |
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358 | |
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359 | #if MYTEST |
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360 | // PrintS("</sca_gr_bba>\n"); |
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361 | #endif |
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362 | |
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363 | if( currRing != save ) rChangeCurrRing(save); |
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364 | |
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365 | return (strat->Shdl); |
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366 | } |
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367 | |
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368 | |
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369 | |
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370 | /////////////////////////////////////////////////////////////////////////////////////// |
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371 | //************* SCA BBA *************************************************************// |
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372 | /////////////////////////////////////////////////////////////////////////////////////// |
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373 | |
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374 | // Under development!!! |
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375 | ideal k_sca_bba (const ideal F, const ideal Q, const intvec */*w*/, const intvec * /*hilb*/, kStrategy strat, const ring _currRing) |
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376 | { |
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377 | const ring save = currRing; |
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378 | if( currRing != _currRing ) rChangeCurrRing(_currRing); |
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379 | assume( currRing == _currRing ); |
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380 | |
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381 | #if MYTEST |
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382 | PrintS("\n\n<sca_bba>\n\n"); |
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383 | #endif |
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384 | |
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385 | assume(rIsSCA(currRing)); |
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386 | |
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387 | #ifndef SING_NDEBUG |
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388 | idTest(F); |
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389 | idTest(Q); |
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390 | #endif |
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391 | |
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392 | #if MYTEST |
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393 | PrintS("\ncurrRing: \n"); |
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394 | rWrite(currRing); |
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395 | #ifdef RDEBUG |
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396 | // rDebugPrint(currRing); |
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397 | #endif |
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398 | |
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399 | PrintS("\n\nF: \n"); |
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400 | idPrint(F); |
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401 | PrintS("\n\nQ: \n"); |
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402 | idPrint(Q); |
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403 | |
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404 | PrintLn(); |
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405 | #endif |
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406 | |
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407 | |
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408 | const unsigned int m_iFirstAltVar = scaFirstAltVar(currRing); |
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409 | const unsigned int m_iLastAltVar = scaLastAltVar(currRing); |
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410 | |
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411 | ideal tempF = id_KillSquares(F, m_iFirstAltVar, m_iLastAltVar, currRing); |
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412 | |
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413 | ideal tempQ = Q; |
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414 | |
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415 | if(Q == currRing->qideal) |
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416 | tempQ = SCAQuotient(currRing); |
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417 | |
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418 | // Q or tempQ will not be used below :((( |
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419 | |
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420 | |
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421 | #if MYTEST |
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422 | |
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423 | PrintS("tempF: \n"); |
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424 | idPrint(tempF); |
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425 | PrintS("tempQ: \n"); |
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426 | idPrint(tempQ); |
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427 | #endif |
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428 | |
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429 | strat->z2homog = id_IsSCAHomogeneous(tempF, NULL, NULL, currRing); // wCx == wCy == NULL! |
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430 | // redo no_prod_crit: |
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431 | const BOOLEAN bIsSCA = rIsSCA(currRing) && strat->z2homog; // for Z_2 prod-crit |
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432 | strat->no_prod_crit = ! bIsSCA; |
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433 | |
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434 | // strat->homog = strat->homog && strat->z2homog; // ? |
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435 | |
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436 | int red_result = 1; |
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437 | int olddeg, reduc; |
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438 | |
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439 | // int hilbeledeg = 1, minimcnt = 0; |
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440 | int hilbcount = 0; |
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441 | |
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442 | BOOLEAN withT = FALSE; |
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443 | |
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444 | initBuchMoraCrit(strat); // sets Gebauer, honey, sugarCrit // sca - ok??? |
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445 | initBuchMoraPos(strat); // sets strat->posInL, strat->posInT // check!! (Plural's: ) |
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446 | |
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447 | // initHilbCrit(F, Q, &hilb, strat); |
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448 | |
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449 | // nc_gr_initBba(F,strat); |
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450 | initBba(strat); // set enterS, red, initEcart, initEcartPair |
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451 | |
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452 | // set enterS, spSpolyShort, reduce, red, initEcart, initEcartPair |
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453 | // ?? set spSpolyShort, reduce ??? |
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454 | initBuchMora(tempF, tempQ, strat); // tempQ = Q without squares!!! |
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455 | |
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456 | // if (strat->minim>0) strat->M = idInit(IDELEMS(F),F->rank); |
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457 | |
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458 | reduc = olddeg = 0; |
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459 | |
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460 | #define NO_BUCKETS |
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461 | |
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462 | #ifndef NO_BUCKETS |
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463 | if (!TEST_OPT_NOT_BUCKETS) |
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464 | strat->use_buckets = 1; |
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465 | #endif |
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466 | |
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467 | // redtailBBa against T for inhomogenous input |
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468 | if (!TEST_OPT_OLDSTD) |
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469 | withT = ! strat->homog; |
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470 | |
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471 | // strat->posInT = posInT_pLength; |
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472 | kTest_TS(strat); |
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473 | |
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474 | #undef HAVE_TAIL_RING |
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475 | |
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476 | #ifdef HAVE_TAIL_RING |
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477 | if(!idIs0(F) &&(!rField_is_Ring())) // create strong gcd poly computes with tailring and S[i] ->to be fixed |
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478 | kStratInitChangeTailRing(strat); |
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479 | #endif |
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480 | if (BVERBOSE(23)) |
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481 | { |
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482 | if (test_PosInT!=NULL) strat->posInT=test_PosInT; |
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483 | if (test_PosInL!=NULL) strat->posInL=test_PosInL; |
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484 | kDebugPrint(strat); |
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485 | } |
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486 | |
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487 | |
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488 | /////////////////////////////////////////////////////////////// |
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489 | // SCA: |
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490 | |
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491 | // due to std( SB, p). |
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492 | // Note that after initBuchMora :: initSSpecial all these additional |
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493 | // elements are in S and T (and some pairs are in L, which also has no initiall |
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494 | // elements!!!) |
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495 | if(TEST_OPT_SB_1) |
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496 | { |
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497 | // For all additional elements... |
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498 | for (int iNewElement = strat->newIdeal; iNewElement < IDELEMS(tempF); iNewElement++) |
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499 | { |
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500 | const poly pSave = tempF->m[iNewElement]; |
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501 | |
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502 | if( pSave != NULL ) |
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503 | { |
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504 | // tempF->m[iNewElement] = NULL; |
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505 | |
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506 | const poly p_next = pNext(pSave); |
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507 | |
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508 | if(p_next != NULL) |
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509 | for( unsigned int i = m_iFirstAltVar; i <= m_iLastAltVar; i++ ) |
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510 | if( p_GetExp(pSave, i, currRing) != 0 ) |
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511 | { |
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512 | assume(p_GetExp(pSave, i, currRing) == 1); |
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513 | |
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514 | const poly p_new = sca_pp_Mult_xi_pp(i, p_next, currRing); |
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515 | |
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516 | #ifdef PDEBUG |
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517 | p_Test(p_new, currRing); |
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518 | #endif |
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519 | |
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520 | if( p_new == NULL) continue; |
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521 | |
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522 | LObject h(p_new); // h = x_i * strat->P |
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523 | h.is_special = TRUE; |
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524 | |
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525 | if (TEST_OPT_INTSTRATEGY) |
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526 | h.pCleardenom(); // also does a p_Content |
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527 | else |
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528 | h.pNorm(); |
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529 | |
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530 | strat->initEcart(&h); |
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531 | h.sev = pGetShortExpVector(h.p); |
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532 | |
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533 | int pos = 0; |
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534 | |
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535 | if (strat->Ll != -1) |
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536 | pos = strat->posInL(strat->L,strat->Ll,&h,strat); |
---|
537 | |
---|
538 | enterL(&strat->L,&strat->Ll,&strat->Lmax,h,pos); |
---|
539 | } |
---|
540 | } |
---|
541 | } |
---|
542 | } |
---|
543 | |
---|
544 | // compute------------------------------------------------------- |
---|
545 | while (strat->Ll >= 0) |
---|
546 | { |
---|
547 | #ifdef KDEBUG |
---|
548 | if (TEST_OPT_DEBUG) messageSets(strat); |
---|
549 | #endif |
---|
550 | |
---|
551 | if (strat->Ll== 0) strat->interpt=TRUE; |
---|
552 | |
---|
553 | if (TEST_OPT_DEGBOUND |
---|
554 | && ((strat->honey && (strat->L[strat->Ll].ecart+currRing->pFDeg(strat->L[strat->Ll].p,currRing)>Kstd1_deg)) |
---|
555 | || ((!strat->honey) && (currRing->pFDeg(strat->L[strat->Ll].p,currRing)>Kstd1_deg)))) |
---|
556 | { |
---|
557 | |
---|
558 | #ifdef KDEBUG |
---|
559 | // if (TEST_OPT_DEBUG){PrintS("^^^^?");} |
---|
560 | #endif |
---|
561 | |
---|
562 | // *stops computation if |
---|
563 | // * 24 IN test and the degree +ecart of L[strat->Ll] is bigger then |
---|
564 | // *a predefined number Kstd1_deg |
---|
565 | while ((strat->Ll >= 0) |
---|
566 | && ( (strat->homog==isHomog) || strat->L[strat->Ll].is_special || ((strat->L[strat->Ll].p1!=NULL) && (strat->L[strat->Ll].p2!=NULL)) ) |
---|
567 | && ((strat->honey && (strat->L[strat->Ll].ecart+currRing->pFDeg(strat->L[strat->Ll].p,currRing)>Kstd1_deg)) |
---|
568 | || ((!strat->honey) && (currRing->pFDeg(strat->L[strat->Ll].p,currRing)>Kstd1_deg))) |
---|
569 | ) |
---|
570 | { |
---|
571 | #ifdef KDEBUG |
---|
572 | // if (TEST_OPT_DEBUG){PrintS("^^^^^^^^^^^^!!!!");} |
---|
573 | #endif |
---|
574 | deleteInL(strat->L,&strat->Ll,strat->Ll,strat); |
---|
575 | // if (TEST_OPT_PROT) PrintS("^!"); |
---|
576 | } |
---|
577 | if (strat->Ll<0) break; |
---|
578 | else strat->noClearS=TRUE; |
---|
579 | } |
---|
580 | |
---|
581 | // picks the last element from the lazyset L |
---|
582 | strat->P = strat->L[strat->Ll]; |
---|
583 | strat->Ll--; |
---|
584 | |
---|
585 | |
---|
586 | // assume(pNext(strat->P.p) != strat->tail); |
---|
587 | |
---|
588 | if(strat->P.IsNull()) continue; |
---|
589 | |
---|
590 | if (pNext(strat->P.p) == strat->tail) |
---|
591 | { |
---|
592 | // deletes the short spoly |
---|
593 | pLmFree(strat->P.p); |
---|
594 | |
---|
595 | strat->P.p = nc_CreateSpoly(strat->P.p1, strat->P.p2, currRing); |
---|
596 | if (strat->P.p!=NULL) strat->initEcart(&strat->P); |
---|
597 | }// else |
---|
598 | |
---|
599 | |
---|
600 | if(strat->P.IsNull()) continue; |
---|
601 | |
---|
602 | if (strat->P.p1 == NULL) |
---|
603 | { |
---|
604 | // if (strat->minim > 0) |
---|
605 | // strat->P.p2=p_Copy(strat->P.p, currRing, strat->tailRing); |
---|
606 | |
---|
607 | |
---|
608 | // for input polys, prepare reduction |
---|
609 | strat->P.PrepareRed(strat->use_buckets); |
---|
610 | } |
---|
611 | |
---|
612 | if (TEST_OPT_PROT) |
---|
613 | message((strat->honey ? strat->P.ecart : 0) + strat->P.pFDeg(), |
---|
614 | &olddeg,&reduc,strat, red_result); |
---|
615 | |
---|
616 | // reduction of the element chosen from L |
---|
617 | red_result = strat->red(&strat->P,strat); |
---|
618 | |
---|
619 | |
---|
620 | // reduction to non-zero new poly |
---|
621 | if (red_result == 1) |
---|
622 | { |
---|
623 | // statistic |
---|
624 | if (TEST_OPT_PROT) PrintS("s"); |
---|
625 | |
---|
626 | // get the polynomial (canonicalize bucket, make sure P.p is set) |
---|
627 | strat->P.GetP(strat->lmBin); |
---|
628 | |
---|
629 | int pos = posInS(strat,strat->sl,strat->P.p,strat->P.ecart); |
---|
630 | |
---|
631 | // reduce the tail and normalize poly |
---|
632 | if (TEST_OPT_INTSTRATEGY) |
---|
633 | { |
---|
634 | strat->P.pCleardenom(); |
---|
635 | if ((TEST_OPT_REDSB)||(TEST_OPT_REDTAIL)) |
---|
636 | { |
---|
637 | strat->P.p = redtailBba(&(strat->P),pos-1,strat, withT); // !!! |
---|
638 | strat->P.pCleardenom(); |
---|
639 | } |
---|
640 | } |
---|
641 | else |
---|
642 | { |
---|
643 | strat->P.pNorm(); |
---|
644 | if ((TEST_OPT_REDSB)||(TEST_OPT_REDTAIL)) |
---|
645 | strat->P.p = redtailBba(&(strat->P),pos-1,strat, withT); |
---|
646 | } |
---|
647 | strat->P.is_normalized=nIsOne(pGetCoeff(strat->P.p)); |
---|
648 | |
---|
649 | #ifdef KDEBUG |
---|
650 | if (TEST_OPT_DEBUG){PrintS(" ns:");p_wrp(strat->P.p,currRing);PrintLn();} |
---|
651 | #endif |
---|
652 | |
---|
653 | // // min_std stuff |
---|
654 | // if ((strat->P.p1==NULL) && (strat->minim>0)) |
---|
655 | // { |
---|
656 | // if (strat->minim==1) |
---|
657 | // { |
---|
658 | // strat->M->m[minimcnt]=p_Copy(strat->P.p,currRing,strat->tailRing); |
---|
659 | // p_Delete(&strat->P.p2, currRing, strat->tailRing); |
---|
660 | // } |
---|
661 | // else |
---|
662 | // { |
---|
663 | // strat->M->m[minimcnt]=strat->P.p2; |
---|
664 | // strat->P.p2=NULL; |
---|
665 | // } |
---|
666 | // if (strat->tailRing!=currRing && pNext(strat->M->m[minimcnt])!=NULL) |
---|
667 | // pNext(strat->M->m[minimcnt]) |
---|
668 | // = strat->p_shallow_copy_delete(pNext(strat->M->m[minimcnt]), |
---|
669 | // strat->tailRing, currRing, |
---|
670 | // currRing->PolyBin); |
---|
671 | // minimcnt++; |
---|
672 | // } |
---|
673 | |
---|
674 | // enter into S, L, and T |
---|
675 | //if(withT) |
---|
676 | { |
---|
677 | strat->P.SetpFDeg(); |
---|
678 | enterT(strat->P, strat); |
---|
679 | } |
---|
680 | |
---|
681 | // L |
---|
682 | enterpairs(strat->P.p,strat->sl,strat->P.ecart,pos,strat, strat->tl); |
---|
683 | |
---|
684 | // posInS only depends on the leading term |
---|
685 | strat->enterS(strat->P, pos, strat, strat->tl); |
---|
686 | |
---|
687 | // if (hilb!=NULL) khCheck(Q,w,hilb,hilbeledeg,hilbcount,strat); |
---|
688 | |
---|
689 | // Print("[%d]",hilbeledeg); |
---|
690 | if (strat->P.lcm!=NULL) pLmFree(strat->P.lcm); |
---|
691 | |
---|
692 | // ////////////////////////////////////////////////////////// |
---|
693 | // SCA: |
---|
694 | const poly pSave = strat->P.p; |
---|
695 | const poly p_next = pNext(pSave); |
---|
696 | |
---|
697 | // if(0) |
---|
698 | if( p_next != NULL ) |
---|
699 | for( unsigned int i = m_iFirstAltVar; i <= m_iLastAltVar; i++ ) |
---|
700 | if( p_GetExp(pSave, i, currRing) != 0 ) |
---|
701 | { |
---|
702 | assume(p_GetExp(pSave, i, currRing) == 1); |
---|
703 | const poly p_new = sca_pp_Mult_xi_pp(i, p_next, currRing); |
---|
704 | |
---|
705 | #ifdef PDEBUG |
---|
706 | p_Test(p_new, currRing); |
---|
707 | #endif |
---|
708 | |
---|
709 | if( p_new == NULL) continue; |
---|
710 | |
---|
711 | LObject h(p_new); // h = x_i * strat->P |
---|
712 | |
---|
713 | h.is_special = TRUE; |
---|
714 | |
---|
715 | if (TEST_OPT_INTSTRATEGY) |
---|
716 | { |
---|
717 | // p_Content(h.p); |
---|
718 | h.pCleardenom(); // also does a p_Content |
---|
719 | } |
---|
720 | else |
---|
721 | { |
---|
722 | h.pNorm(); |
---|
723 | } |
---|
724 | |
---|
725 | strat->initEcart(&h); |
---|
726 | h.sev = pGetShortExpVector(h.p); |
---|
727 | |
---|
728 | int pos = 0; |
---|
729 | |
---|
730 | if (strat->Ll != -1) |
---|
731 | pos = strat->posInL(strat->L,strat->Ll,&h,strat); |
---|
732 | |
---|
733 | enterL(&strat->L,&strat->Ll,&strat->Lmax,h,pos); |
---|
734 | |
---|
735 | |
---|
736 | |
---|
737 | |
---|
738 | #if 0 |
---|
739 | h.sev = pGetShortExpVector(h.p); |
---|
740 | strat->initEcart(&h); |
---|
741 | |
---|
742 | h.PrepareRed(strat->use_buckets); |
---|
743 | |
---|
744 | // reduction of the element chosen from L(?) |
---|
745 | red_result = strat->red(&h,strat); |
---|
746 | |
---|
747 | // reduction to non-zero new poly |
---|
748 | if (red_result != 1) continue; |
---|
749 | |
---|
750 | |
---|
751 | int pos = posInS(strat,strat->sl,h.p,h.ecart); |
---|
752 | |
---|
753 | // reduce the tail and normalize poly |
---|
754 | if (TEST_OPT_INTSTRATEGY) |
---|
755 | { |
---|
756 | h.pCleardenom(); |
---|
757 | if ((TEST_OPT_REDSB)||(TEST_OPT_REDTAIL)) |
---|
758 | { |
---|
759 | h.p = redtailBba(&(h),pos-1,strat, withT); // !!! |
---|
760 | h.pCleardenom(); |
---|
761 | } |
---|
762 | } |
---|
763 | else |
---|
764 | { |
---|
765 | h.pNorm(); |
---|
766 | if ((TEST_OPT_REDSB)||(TEST_OPT_REDTAIL)) |
---|
767 | h.p = redtailBba(&(h),pos-1,strat, withT); |
---|
768 | } |
---|
769 | |
---|
770 | #ifdef KDEBUG |
---|
771 | if (TEST_OPT_DEBUG){PrintS(" N:");h.wrp();PrintLn();} |
---|
772 | #endif |
---|
773 | |
---|
774 | // h.PrepareRed(strat->use_buckets); // ??? |
---|
775 | |
---|
776 | h.sev = pGetShortExpVector(h.p); |
---|
777 | strat->initEcart(&h); |
---|
778 | |
---|
779 | if (strat->Ll==-1) |
---|
780 | pos = 0; |
---|
781 | else |
---|
782 | pos = strat->posInL(strat->L,strat->Ll,&h,strat); |
---|
783 | |
---|
784 | enterL(&strat->L,&strat->Ll,&strat->Lmax,h,pos); |
---|
785 | // the end of "#if 0" (comment) |
---|
786 | #endif |
---|
787 | |
---|
788 | } // for all x_i \in Ann(lm(P)) |
---|
789 | } // if red(P) != NULL |
---|
790 | |
---|
791 | // else if (strat->P.p1 == NULL && strat->minim > 0) |
---|
792 | // { |
---|
793 | // p_Delete(&strat->P.p2, currRing, strat->tailRing); |
---|
794 | // } |
---|
795 | |
---|
796 | #ifdef KDEBUG |
---|
797 | // memset(&(strat->P), 0, sizeof(strat->P)); |
---|
798 | #endif |
---|
799 | |
---|
800 | kTest_TS(strat); // even of T is not used! |
---|
801 | |
---|
802 | // Print("\n$\n"); |
---|
803 | |
---|
804 | } |
---|
805 | |
---|
806 | #ifdef KDEBUG |
---|
807 | if (TEST_OPT_DEBUG) messageSets(strat); |
---|
808 | #endif |
---|
809 | |
---|
810 | // complete reduction of the standard basis--------- |
---|
811 | |
---|
812 | if (TEST_OPT_REDSB) |
---|
813 | { |
---|
814 | completeReduce(strat); |
---|
815 | } |
---|
816 | |
---|
817 | //release temp data-------------------------------- |
---|
818 | |
---|
819 | exitBuchMora(strat); // cleanT! |
---|
820 | |
---|
821 | id_Delete(&tempF, currRing); |
---|
822 | |
---|
823 | // if (TEST_OPT_WEIGHTM) |
---|
824 | // { |
---|
825 | // pRestoreDegProcs(currRing, pFDegOld, pLDegOld); |
---|
826 | // if (ecartWeights) |
---|
827 | // { |
---|
828 | // omFreeSize((ADDRESS)ecartWeights,(rVar(currRing)+1)*sizeof(short)); |
---|
829 | // ecartWeights=NULL; |
---|
830 | // } |
---|
831 | // } |
---|
832 | |
---|
833 | if (TEST_OPT_PROT) messageStat(hilbcount,strat); |
---|
834 | |
---|
835 | |
---|
836 | |
---|
837 | if (tempQ!=NULL) updateResult(strat->Shdl,tempQ,strat); |
---|
838 | |
---|
839 | |
---|
840 | if (TEST_OPT_REDSB) // ??? |
---|
841 | { |
---|
842 | // must be at the very end (after exitBuchMora) as it changes the S set!!! |
---|
843 | ideal I = strat->Shdl; |
---|
844 | ideal erg = kInterRedOld(I,tempQ); |
---|
845 | assume(I!=erg); |
---|
846 | id_Delete(&I, currRing); |
---|
847 | strat->Shdl = erg; |
---|
848 | } |
---|
849 | |
---|
850 | #if MYTEST |
---|
851 | PrintS("\n\n</sca_bba>\n\n"); |
---|
852 | #endif |
---|
853 | |
---|
854 | if( currRing != save ) rChangeCurrRing(save); |
---|
855 | |
---|
856 | return (strat->Shdl); |
---|
857 | } |
---|
858 | |
---|
859 | // ////////////////////////////////////////////////////////////////////////////// |
---|
860 | // sca mora... |
---|
861 | |
---|
862 | // returns TRUE if mora should use buckets, false otherwise |
---|
863 | #ifdef MORA_USE_BUCKETS |
---|
864 | static BOOLEAN kMoraUseBucket(kStrategy strat) |
---|
865 | #else |
---|
866 | static BOOLEAN kMoraUseBucket(kStrategy) |
---|
867 | #endif |
---|
868 | { |
---|
869 | #ifdef MORA_USE_BUCKETS |
---|
870 | if (TEST_OPT_NOT_BUCKETS) |
---|
871 | return FALSE; |
---|
872 | if (strat->red == redFirst) |
---|
873 | { |
---|
874 | #ifdef NO_LDEG |
---|
875 | if (!strat->syzComp) |
---|
876 | return TRUE; |
---|
877 | #else |
---|
878 | if ((strat->homog || strat->honey) && !strat->syzComp) |
---|
879 | return TRUE; |
---|
880 | #endif |
---|
881 | } |
---|
882 | else |
---|
883 | { |
---|
884 | assume(strat->red == redEcart); |
---|
885 | if (strat->honey && !strat->syzComp) |
---|
886 | return TRUE; |
---|
887 | } |
---|
888 | #endif |
---|
889 | return FALSE; |
---|
890 | } |
---|
891 | |
---|
892 | #ifdef HAVE_ASSUME |
---|
893 | static int sca_mora_count = 0; |
---|
894 | #endif |
---|
895 | |
---|
896 | // ideal sca_mora (ideal F, ideal Q, intvec *w, intvec *, kStrategy strat) |
---|
897 | ideal k_sca_mora(const ideal F, const ideal Q, const intvec */*w*/, const intvec *, kStrategy strat, const ring _currRing) |
---|
898 | { |
---|
899 | const ring save = currRing; |
---|
900 | if( currRing != _currRing ) rChangeCurrRing(_currRing); |
---|
901 | assume( currRing == _currRing ); |
---|
902 | |
---|
903 | assume(rIsSCA(currRing)); |
---|
904 | |
---|
905 | const unsigned int m_iFirstAltVar = scaFirstAltVar(currRing); |
---|
906 | const unsigned int m_iLastAltVar = scaLastAltVar(currRing); |
---|
907 | |
---|
908 | ideal tempF = id_KillSquares(F, m_iFirstAltVar, m_iLastAltVar, currRing); |
---|
909 | |
---|
910 | ideal tempQ = Q; |
---|
911 | |
---|
912 | if(Q == currRing->qideal) |
---|
913 | tempQ = SCAQuotient(currRing); |
---|
914 | |
---|
915 | bool bIdHomog = id_IsSCAHomogeneous(tempF, NULL, NULL, currRing); // wCx == wCy == NULL! |
---|
916 | |
---|
917 | assume( !bIdHomog || strat->homog ); // bIdHomog =====[implies]>>>>> strat->homog |
---|
918 | |
---|
919 | strat->homog = strat->homog && bIdHomog; |
---|
920 | |
---|
921 | #ifdef PDEBUG |
---|
922 | assume( strat->homog == bIdHomog ); |
---|
923 | #endif |
---|
924 | |
---|
925 | #ifdef HAVE_ASSUME |
---|
926 | sca_mora_count++; |
---|
927 | #endif |
---|
928 | |
---|
929 | strat->update = TRUE; |
---|
930 | //- setting global variables ------------------- - |
---|
931 | initBuchMoraCrit(strat); |
---|
932 | // initHilbCrit(F,NULL,&hilb,strat); // no Q! |
---|
933 | initMora(tempF, strat); |
---|
934 | initBuchMoraPos(strat); |
---|
935 | //Shdl= |
---|
936 | initBuchMora(tempF, tempQ, strat); // temp Q, F! |
---|
937 | // if (TEST_OPT_FASTHC) missingAxis(&strat->lastAxis,strat); |
---|
938 | // updateS in initBuchMora has Hecketest |
---|
939 | // * and could have put strat->kHEdgdeFound FALSE |
---|
940 | #if 0 |
---|
941 | if (ppNoether!=NULL) |
---|
942 | { |
---|
943 | strat->kHEdgeFound = TRUE; |
---|
944 | } |
---|
945 | if (strat->kHEdgeFound && strat->update) |
---|
946 | { |
---|
947 | firstUpdate(strat); |
---|
948 | updateLHC(strat); |
---|
949 | reorderL(strat); |
---|
950 | } |
---|
951 | if (TEST_OPT_FASTHC && (strat->lastAxis) && strat->posInLOldFlag) |
---|
952 | { |
---|
953 | strat->posInLOld = strat->posInL; |
---|
954 | strat->posInLOldFlag = FALSE; |
---|
955 | strat->posInL = posInL10; |
---|
956 | updateL(strat); |
---|
957 | reorderL(strat); |
---|
958 | } |
---|
959 | #endif |
---|
960 | strat->use_buckets = kMoraUseBucket(strat); |
---|
961 | |
---|
962 | kTest_TS(strat); |
---|
963 | |
---|
964 | |
---|
965 | int olddeg = 0; |
---|
966 | int reduc = 0; |
---|
967 | int red_result = 1; |
---|
968 | // int hilbeledeg=1; |
---|
969 | int hilbcount=0; |
---|
970 | |
---|
971 | |
---|
972 | //- compute------------------------------------------- |
---|
973 | |
---|
974 | #undef HAVE_TAIL_RING |
---|
975 | |
---|
976 | #ifdef HAVE_TAIL_RING |
---|
977 | // if (strat->homog && strat->red == redFirst) |
---|
978 | // kStratInitChangeTailRing(strat); |
---|
979 | #endif |
---|
980 | |
---|
981 | |
---|
982 | |
---|
983 | |
---|
984 | |
---|
985 | // due to std( SB, p) |
---|
986 | if(TEST_OPT_SB_1) |
---|
987 | { |
---|
988 | for (int iNewElement = strat->newIdeal; iNewElement < IDELEMS(tempF); iNewElement++) |
---|
989 | { |
---|
990 | |
---|
991 | const poly pSave = tempF->m[iNewElement]; |
---|
992 | |
---|
993 | if( pSave != NULL ) |
---|
994 | { |
---|
995 | // tempF->m[iNewElement] = NULL; |
---|
996 | |
---|
997 | const poly p_next = pNext(pSave); |
---|
998 | |
---|
999 | if(p_next != NULL) |
---|
1000 | for( unsigned int i = m_iFirstAltVar; i <= m_iLastAltVar; i++ ) |
---|
1001 | if( p_GetExp(pSave, i, currRing) != 0 ) |
---|
1002 | { |
---|
1003 | |
---|
1004 | assume(p_GetExp(pSave, i, currRing) == 1); |
---|
1005 | |
---|
1006 | const poly p_new = sca_pp_Mult_xi_pp(i, p_next, currRing); |
---|
1007 | |
---|
1008 | #ifdef PDEBUG |
---|
1009 | p_Test(p_new, currRing); |
---|
1010 | #endif |
---|
1011 | |
---|
1012 | if( p_new == NULL) continue; |
---|
1013 | |
---|
1014 | LObject h(p_new); // h = x_i * strat->P |
---|
1015 | |
---|
1016 | if (TEST_OPT_INTSTRATEGY) |
---|
1017 | h.pCleardenom(); // also does a p_Content |
---|
1018 | else |
---|
1019 | h.pNorm(); |
---|
1020 | |
---|
1021 | strat->initEcart(&h); |
---|
1022 | h.sev = pGetShortExpVector(h.p); |
---|
1023 | |
---|
1024 | int pos = 0; |
---|
1025 | |
---|
1026 | if (strat->Ll != -1) |
---|
1027 | pos = strat->posInL(strat->L,strat->Ll,&h,strat); |
---|
1028 | |
---|
1029 | enterL(&strat->L,&strat->Ll,&strat->Lmax,h,pos); |
---|
1030 | } |
---|
1031 | } |
---|
1032 | |
---|
1033 | } |
---|
1034 | } |
---|
1035 | |
---|
1036 | while (strat->Ll >= 0) |
---|
1037 | { |
---|
1038 | //test_int_std(strat->kIdeal); |
---|
1039 | #ifdef KDEBUG |
---|
1040 | if (TEST_OPT_DEBUG) messageSets(strat); |
---|
1041 | #endif |
---|
1042 | if (TEST_OPT_DEGBOUND |
---|
1043 | && (strat->L[strat->Ll].ecart+strat->L[strat->Ll].GetpFDeg()> Kstd1_deg)) |
---|
1044 | { |
---|
1045 | // * stops computation if |
---|
1046 | // * - 24 (degBound) |
---|
1047 | // * && upper degree is bigger than Kstd1_deg |
---|
1048 | while ((strat->Ll >= 0) |
---|
1049 | && (strat->L[strat->Ll].p1!=NULL) && (strat->L[strat->Ll].p2!=NULL) |
---|
1050 | && (strat->L[strat->Ll].ecart+strat->L[strat->Ll].GetpFDeg()> Kstd1_deg) |
---|
1051 | ) |
---|
1052 | { |
---|
1053 | deleteInL(strat->L,&strat->Ll,strat->Ll,strat); |
---|
1054 | //if (TEST_OPT_PROT) |
---|
1055 | //{ |
---|
1056 | // PrintS("D"); mflush(); |
---|
1057 | //} |
---|
1058 | } |
---|
1059 | if (strat->Ll<0) break; |
---|
1060 | else strat->noClearS=TRUE; |
---|
1061 | } |
---|
1062 | strat->P = strat->L[strat->Ll];// - picks the last element from the lazyset L - |
---|
1063 | if (strat->Ll==0) strat->interpt=TRUE; |
---|
1064 | strat->Ll--; |
---|
1065 | |
---|
1066 | // create the real Spoly |
---|
1067 | // assume(pNext(strat->P.p) != strat->tail); |
---|
1068 | |
---|
1069 | if(strat->P.IsNull()) continue; |
---|
1070 | |
---|
1071 | |
---|
1072 | if( pNext(strat->P.p) == strat->tail ) |
---|
1073 | { |
---|
1074 | // deletes the int spoly and computes SPoly |
---|
1075 | pLmFree(strat->P.p); // ??? |
---|
1076 | strat->P.p = nc_CreateSpoly(strat->P.p1, strat->P.p2, currRing); |
---|
1077 | } |
---|
1078 | |
---|
1079 | |
---|
1080 | |
---|
1081 | if (strat->P.p1 == NULL) |
---|
1082 | { |
---|
1083 | // for input polys, prepare reduction (buckets !) |
---|
1084 | strat->P.SetLength(strat->length_pLength); |
---|
1085 | strat->P.PrepareRed(strat->use_buckets); |
---|
1086 | } |
---|
1087 | |
---|
1088 | if (!strat->P.IsNull()) |
---|
1089 | { |
---|
1090 | // might be NULL from noether !!! |
---|
1091 | if (TEST_OPT_PROT) |
---|
1092 | message(strat->P.ecart+strat->P.GetpFDeg(),&olddeg,&reduc,strat, red_result); |
---|
1093 | // reduce |
---|
1094 | red_result = strat->red(&strat->P,strat); |
---|
1095 | } |
---|
1096 | |
---|
1097 | if (! strat->P.IsNull()) |
---|
1098 | { |
---|
1099 | strat->P.GetP(); |
---|
1100 | // statistics |
---|
1101 | if (TEST_OPT_PROT) PrintS("s"); |
---|
1102 | // normalization |
---|
1103 | if (!TEST_OPT_INTSTRATEGY) |
---|
1104 | strat->P.pNorm(); |
---|
1105 | // tailreduction |
---|
1106 | strat->P.p = redtail(&(strat->P),strat->sl,strat); |
---|
1107 | // set ecart -- might have changed because of tail reductions |
---|
1108 | if ((!strat->noTailReduction) && (!strat->honey)) |
---|
1109 | strat->initEcart(&strat->P); |
---|
1110 | // cancel unit |
---|
1111 | cancelunit(&strat->P); |
---|
1112 | // for char 0, clear denominators |
---|
1113 | if (TEST_OPT_INTSTRATEGY) |
---|
1114 | strat->P.pCleardenom(); |
---|
1115 | |
---|
1116 | // put in T |
---|
1117 | enterT(strat->P,strat); |
---|
1118 | // build new pairs |
---|
1119 | enterpairs(strat->P.p,strat->sl,strat->P.ecart,0,strat, strat->tl); |
---|
1120 | // put in S |
---|
1121 | strat->enterS(strat->P, |
---|
1122 | posInS(strat,strat->sl,strat->P.p, strat->P.ecart), |
---|
1123 | strat, strat->tl); |
---|
1124 | |
---|
1125 | |
---|
1126 | // clear strat->P |
---|
1127 | if (strat->P.lcm!=NULL) pLmFree(strat->P.lcm); |
---|
1128 | strat->P.lcm=NULL; |
---|
1129 | |
---|
1130 | // ////////////////////////////////////////////////////////// |
---|
1131 | // SCA: |
---|
1132 | const poly pSave = strat->P.p; |
---|
1133 | const poly p_next = pNext(pSave); |
---|
1134 | |
---|
1135 | if(p_next != NULL) |
---|
1136 | for( unsigned int i = m_iFirstAltVar; i <= m_iLastAltVar; i++ ) |
---|
1137 | if( p_GetExp(pSave, i, currRing) != 0 ) |
---|
1138 | { |
---|
1139 | |
---|
1140 | assume(p_GetExp(pSave, i, currRing) == 1); |
---|
1141 | |
---|
1142 | const poly p_new = sca_pp_Mult_xi_pp(i, p_next, currRing); |
---|
1143 | |
---|
1144 | #ifdef PDEBUG |
---|
1145 | p_Test(p_new, currRing); |
---|
1146 | #endif |
---|
1147 | |
---|
1148 | if( p_new == NULL) continue; |
---|
1149 | |
---|
1150 | LObject h(p_new); // h = x_i * strat->P |
---|
1151 | |
---|
1152 | if (TEST_OPT_INTSTRATEGY) |
---|
1153 | h.pCleardenom(); // also does a p_Content |
---|
1154 | else |
---|
1155 | h.pNorm(); |
---|
1156 | |
---|
1157 | strat->initEcart(&h); |
---|
1158 | h.sev = pGetShortExpVector(h.p); |
---|
1159 | |
---|
1160 | int pos = 0; |
---|
1161 | |
---|
1162 | if (strat->Ll != -1) |
---|
1163 | pos = strat->posInL(strat->L,strat->Ll,&h,strat); |
---|
1164 | |
---|
1165 | enterL(&strat->L,&strat->Ll,&strat->Lmax,h,pos); |
---|
1166 | } |
---|
1167 | |
---|
1168 | #ifdef KDEBUG |
---|
1169 | // make sure kTest_TS does not complain about strat->P |
---|
1170 | memset(&strat->P,0,sizeof(strat->P)); |
---|
1171 | #endif |
---|
1172 | } |
---|
1173 | #if 0 |
---|
1174 | if (strat->kHEdgeFound) |
---|
1175 | { |
---|
1176 | if ((TEST_OPT_FINDET) |
---|
1177 | || ((TEST_OPT_MULTBOUND) && (scMult0Int((strat->Shdl)) < mu))) |
---|
1178 | { |
---|
1179 | // obachman: is this still used ??? |
---|
1180 | // * stops computation if strat->kHEdgeFound and |
---|
1181 | // * - 27 (finiteDeterminacyTest) |
---|
1182 | // * or |
---|
1183 | // * - 23 |
---|
1184 | // * (multBound) |
---|
1185 | // * && multiplicity of the ideal is smaller then a predefined number mu |
---|
1186 | while (strat->Ll >= 0) deleteInL(strat->L,&strat->Ll,strat->Ll,strat); |
---|
1187 | } |
---|
1188 | } |
---|
1189 | #endif |
---|
1190 | kTest_TS(strat); |
---|
1191 | } |
---|
1192 | // - complete reduction of the standard basis------------------------ - |
---|
1193 | if (TEST_OPT_REDSB) completeReduce(strat); |
---|
1194 | // - release temp data------------------------------- - |
---|
1195 | exitBuchMora(strat); |
---|
1196 | // - polynomials used for HECKE: HC, noether - |
---|
1197 | if (TEST_OPT_FINDET) |
---|
1198 | { |
---|
1199 | if (strat->kHEdge!=NULL) |
---|
1200 | Kstd1_mu=currRing->pFDeg(strat->kHEdge,currRing); |
---|
1201 | else |
---|
1202 | Kstd1_mu=-1; |
---|
1203 | } |
---|
1204 | pDelete(&strat->kHEdge); |
---|
1205 | strat->update = TRUE; //??? |
---|
1206 | strat->lastAxis = 0; //??? |
---|
1207 | pDelete(&strat->kNoether); |
---|
1208 | omFreeSize((ADDRESS)strat->NotUsedAxis,(rVar(currRing)+1)*sizeof(BOOLEAN)); |
---|
1209 | if (TEST_OPT_PROT) messageStat(hilbcount,strat); |
---|
1210 | // if (TEST_OPT_WEIGHTM) |
---|
1211 | // { |
---|
1212 | // pRestoreDegProcs(currRing, pFDegOld, pLDegOld); |
---|
1213 | // if (ecartWeights) |
---|
1214 | // { |
---|
1215 | // omFreeSize((ADDRESS)ecartWeights,(rVar(currRing)+1)*sizeof(short)); |
---|
1216 | // ecartWeights=NULL; |
---|
1217 | // } |
---|
1218 | // } |
---|
1219 | if (tempQ!=NULL) updateResult(strat->Shdl,tempQ,strat); |
---|
1220 | idTest(strat->Shdl); |
---|
1221 | |
---|
1222 | id_Delete( &tempF, currRing); |
---|
1223 | |
---|
1224 | if( currRing != save ) rChangeCurrRing(save); |
---|
1225 | |
---|
1226 | return (strat->Shdl); |
---|
1227 | } |
---|
1228 | |
---|