1 | // ---------------------------------------------------------------------------- |
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2 | // semic.h |
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3 | // begin of file |
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4 | // Stephan Endrass, endrass@mathematik.uni-mainz.de |
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5 | // 23.7.99 |
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6 | // ---------------------------------------------------------------------------- |
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7 | |
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8 | // ---------------------------------------------------------------------------- |
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9 | // here we define a class spectrum to test semicontinuity |
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10 | // ---------------------------------------------------------------------------- |
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11 | |
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12 | #ifndef SEMIC_H |
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13 | #define SEMIC_H |
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14 | |
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15 | typedef enum |
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16 | { |
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17 | OPEN, |
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18 | LEFTOPEN, |
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19 | RIGHTOPEN, |
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20 | CLOSED |
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21 | |
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22 | } interval_status; |
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23 | |
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24 | typedef enum |
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25 | { |
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26 | semicOK, |
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27 | semicMulNegative, |
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28 | |
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29 | semicListTooShort, |
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30 | semicListTooLong, |
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31 | |
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32 | semicListFirstElementWrongType, |
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33 | semicListSecondElementWrongType, |
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34 | semicListThirdElementWrongType, |
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35 | semicListFourthElementWrongType, |
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36 | semicListFifthElementWrongType, |
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37 | semicListSixthElementWrongType, |
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38 | |
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39 | semicListNNegative, |
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40 | semicListWrongNumberOfNumerators, |
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41 | semicListWrongNumberOfDenominators, |
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42 | semicListWrongNumberOfMultiplicities, |
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43 | |
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44 | semicListMuNegative, |
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45 | semicListPgNegative, |
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46 | semicListNumNegative, |
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47 | semicListDenNegative, |
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48 | semicListMulNegative, |
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49 | |
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50 | semicListNotSymmetric, |
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51 | semicListNotMonotonous, |
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52 | |
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53 | semicListMilnorWrong, |
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54 | semicListPGWrong |
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55 | |
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56 | } semicState; |
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57 | |
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58 | class spectrum |
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59 | { |
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60 | public: |
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61 | |
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62 | int mu; // milnor number |
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63 | int pg; // geometrical genus |
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64 | int n; // # of spectrum numbers |
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65 | Rational *s; // spectrum numbers |
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66 | int *w; // multiplicities |
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67 | |
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68 | spectrum( ); |
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69 | spectrum( const spectrum& ); |
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70 | spectrum( lists ); |
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71 | |
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72 | ~spectrum( ); |
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73 | |
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74 | spectrum operator = ( const spectrum& ); |
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75 | spectrum operator = ( lists ); |
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76 | |
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77 | friend spectrum operator + ( const spectrum&,const spectrum& ); |
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78 | friend spectrum operator * ( int,const spectrum& ); |
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79 | |
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80 | #ifdef SEMIC_PRINT |
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81 | friend ostream & operator << ( ostream&,const spectrum& ); |
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82 | #endif SEMIC_PRINT |
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83 | |
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84 | void copy_new ( int ); |
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85 | void copy_delete ( void ); |
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86 | void copy_zero ( void ); |
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87 | |
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88 | void copy_shallow( spectrum& ); |
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89 | void copy_deep ( const spectrum& ); |
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90 | void copy_deep ( lists ); |
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91 | |
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92 | lists thelist ( void ); |
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93 | |
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94 | int add_subspectrum ( spectrum&,int ); |
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95 | int next_number ( Rational* ); |
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96 | int next_interval ( Rational*,Rational* ); |
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97 | int numbers_in_interval( Rational&,Rational&,interval_status ); |
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98 | int mult_spectrum ( spectrum& ); |
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99 | int mult_spectrumh ( spectrum& ); |
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100 | |
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101 | // int set_milnor ( void ); |
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102 | // int set_geometric_genus( void ); |
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103 | }; |
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104 | |
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105 | |
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106 | // ---------------------------------------------------------------------------- |
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107 | // Initialize with zero |
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108 | // ---------------------------------------------------------------------------- |
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109 | |
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110 | inline void spectrum::copy_zero( void ) |
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111 | { |
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112 | mu = 0; |
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113 | pg = 0; |
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114 | n = 0; |
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115 | s = (Rational*)NULL; |
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116 | w = (int*)NULL; |
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117 | } |
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118 | |
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119 | // ---------------------------------------------------------------------------- |
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120 | // Initialize shallow from another spectrum |
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121 | // ---------------------------------------------------------------------------- |
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122 | |
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123 | inline void spectrum::copy_shallow( spectrum &spec ) |
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124 | { |
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125 | mu = spec.mu; |
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126 | pg = spec.pg; |
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127 | n = spec.n; |
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128 | s = spec.s; |
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129 | w = spec.w; |
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130 | } |
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131 | |
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132 | // ---------------------------------------------------------------------------- |
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133 | // Zero constructor |
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134 | // ---------------------------------------------------------------------------- |
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135 | |
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136 | inline spectrum::spectrum( ) |
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137 | { |
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138 | copy_zero( ); |
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139 | } |
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140 | |
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141 | // ---------------------------------------------------------------------------- |
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142 | // semic.h |
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143 | // end of file |
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144 | // ---------------------------------------------------------------------------- |
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145 | #endif |
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