fieker-DuValspielwiese
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Last change
on this file since a1ef3a2 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:
411 bytes
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| 1 | LIB "tst.lib"; tst_init(); |
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| 2 | LIB "ncdecomp.lib"; |
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| 3 | ring R=(0,a),(e,f,h),Dp; |
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| 4 | matrix @d[3][3]; |
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| 5 | @d[1,2]=-h; @d[1,3]=2e; @d[2,3]=-2f; |
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| 6 | def r = nc_algebra(1,@d); setring r; // parametric U(sl_2) |
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| 7 | ideal I = e,h-a; |
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| 8 | ideal C; |
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| 9 | C[1] = h^2-2*h+4*e*f; // the center of U(sl_2) |
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| 10 | ideal X = IntersectWithSub(I,C); |
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| 11 | X; |
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| 12 | ideal G = e*f, h; // the biggest comm. subalgebra of U(sl_2) |
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| 13 | ideal Y = IntersectWithSub(I,G); |
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| 14 | Y; |
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| 15 | tst_status(1);$ |
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