fieker-DuValspielwiese
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Last change
on this file since 228e0b 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:
620 bytes
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| 1 | LIB "tst.lib"; tst_init(); |
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| 2 | ring r=0,(x,y),dp; |
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| 3 | ideal p_1=x,y; |
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| 4 | ideal p_2=x+1,y+1; |
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| 5 | ideal p_3=x+2,y-1; |
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| 6 | ideal p_4=x-1,y+2; |
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| 7 | ideal p_5=x-1,y-3; |
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| 8 | ideal p_6=x,y+3; |
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| 9 | ideal p_7=x+2,y; |
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| 10 | list l=p_1,p_2,p_3,p_4,p_5,p_6,p_7; |
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| 11 | intvec v=2,1,1,1,1,1,1; |
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| 12 | ideal j=interpolation(l,v); |
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| 13 | // generator of degree 3 gives the equation of the unique |
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| 14 | // singular cubic passing |
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| 15 | // through p_1,...,p_7 with singularity at p_1 |
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| 16 | j; |
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| 17 | // computes values of generators of j at p_4, results should be 0 |
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| 18 | subst(j,x,1,y,-2); |
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| 19 | // computes values of derivatives d/dx of generators at (0,0) |
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| 20 | subst(diff(j,x),x,0,y,0); |
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| 21 | tst_status(1);$ |
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