1 | LIB "tst.lib"; |
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2 | LIB "graphics.lib"; |
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3 | |
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4 | tst_init(); |
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5 | |
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6 | // test staircase |
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7 | |
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8 | ring r0 = 0,(x,y),ls; |
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9 | ideal I = -1x2y6-1x4y2, 7x6y5+1/2x7y4+6x4y6; |
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10 | staircase("",std(I)); |
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11 | ring r1 = 0,(x,y),dp; |
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12 | ideal I = fetch(r0,I); |
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13 | staircase("",std(I)); |
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14 | ring r2 = 0,(x,y),wp(2,3); |
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15 | ideal I = fetch(r0,I); |
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16 | staircase("",std(I)); |
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17 | |
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18 | // test math.init |
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19 | mathinit(); |
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20 | |
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21 | // test mplot |
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22 | ring rr0 = 0,x1,dp; |
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23 | ideal I = x1^3 + x1, x1^2; |
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24 | ideal J = x1^2,-x1+x1^3; ""; |
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25 | mplot("",J); |
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26 | mplot("",I,"-2,2",J); |
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27 | |
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28 | ring rr1 = 0,x,dp; |
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29 | ideal I(1) = 2x2-1/2x3 +1, x-1; |
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30 | ideal I(2) = x3-x ,x; |
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31 | mplot("",I(1),I(2),"-2,4"); |
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32 | I(1) = x3,-1/10x3+x2,x2; |
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33 | I(2) = x2,-x2+2,-2x2-x+1; |
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34 | mplot("",I(1),I(2)); |
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35 | |
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36 | ring rr = 0,(x,y),ds; |
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37 | ideal I(1) = y,-x2; |
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38 | ideal I(2) = x2,-y2 +4; |
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39 | ideal I(3) = x4+2x2y2 + y4, x2-y2; |
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40 | poly f = (x-y)*(x2+y); |
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41 | mplot("",f); |
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42 | ideal J = jacob(f); |
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43 | J; |
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44 | mplot("",J[1],J[2]); |
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45 | mplot("",J[1],J[2],"-10,10","-10,10"); |
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46 | mplot("",I(1),I(2),"-2.5,2.5"); |
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47 | mplot("",I(3),"-2,2"); |
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48 | ideal J(1) = 3xy4 + 2xy2, x5y3 + x + y6,10x2; |
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49 | ideal J(2) = xy,y,x2; ""; |
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50 | mplot("",J(1),"-2,1","1,2"); |
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51 | mplot("",J(2),"-1.5,1.5","-2,2"); |
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52 | |
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53 | tst_status(1);$ |
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54 | |
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