fieker-DuValspielwiese
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Last change
on this file since 76ce4e6 was
894057,
checked in by Oleksandr Motsak <motsak@…>, 13 years ago
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ADD: Tests from online manual (res+stat on mamawutz): short ones Tst/Manual/s.lst
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Property mode set to
100644
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File size:
730 bytes
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| 1 | LIB "tst.lib"; tst_init(); |
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| 2 | LIB "normal.lib"; |
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| 3 | printlevel = printlevel+1; |
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| 4 | ring s = 0,(x,y),dp; |
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| 5 | ideal i = (x2-y3)*(x2+y2)*x; |
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| 6 | list nor = normalC(i); |
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| 7 | nor; |
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| 8 | // 2 branches have delta = 1, and 1 branch has delta = 0 |
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| 9 | // the total delta invariant is 13 |
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| 10 | def R2 = nor[1][2]; setring R2; |
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| 11 | norid; normap; |
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| 12 | printlevel = printlevel-1; |
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| 13 | ring r = 2,(x,y,z),dp; |
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| 14 | ideal i = z3-xy4; |
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| 15 | nor = normalC(i); nor; |
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| 16 | // the delta invariant is infinite |
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| 17 | // xy2z/z2 and xy3/z2 generate the integral closure of r/i as r/i-module |
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| 18 | // in its quotient field Quot(r/i) |
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| 19 | // the normalization as affine algebra over the ground field: |
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| 20 | def R = nor[1][1]; setring R; |
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| 21 | norid; normap; |
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| 22 | setring r; |
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| 23 | nor = normalC(i, "withGens", "prim"); // a different algorithm |
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| 24 | nor; |
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| 25 | tst_status(1);$ |
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