spielwiese
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Last change
on this file since 97d5bb was
97d5bb,
checked in by Olaf Bachmann <obachman@…>, 24 years ago
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* cleaned up tst stuff
git-svn-id: file:///usr/local/Singular/svn/trunk@3893 2c84dea3-7e68-4137-9b89-c4e89433aadc
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-
Property mode set to
100644
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File size:
833 bytes
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| 1 | // |
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| 2 | // examples for subexpr notation in matrices and ideals |
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| 3 | // |
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| 4 | LIB "lib"; |
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| 5 | pagelength = 1000; |
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| 6 | ring r = 33,(x,y,z),lp; |
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| 7 | matrix mm[5][5] = x1,x2,x3,x4,x5; |
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| 8 | mm[1,1..5]; |
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| 9 | mm[2,1..5]; |
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| 10 | mm[3,1..5]; |
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| 11 | mm[4,1..5]; |
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| 12 | mm[5,1..5]; |
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| 13 | "----------------"; |
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| 14 | mm[1..5,1] = mm[1,1..5]; |
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| 15 | mm[1,1..5]; |
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| 16 | mm[2,1..5]; |
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| 17 | mm[3,1..5]; |
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| 18 | mm[4,1..5]; |
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| 19 | mm[5,1..5]; |
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| 20 | "----------------"; |
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| 21 | 3 * mm[1..5,1]; |
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| 22 | "----------------"; |
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| 23 | mm[1..5,1] * 4; |
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| 24 | mm[1..5,2] = mm[1..5,1] + 2 * mm[1..5,1]; |
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| 25 | "----------------"; |
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| 26 | mm[1,1..5]; |
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| 27 | mm[2,1..5]; |
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| 28 | mm[3,1..5]; |
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| 29 | mm[4,1..5]; |
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| 30 | mm[5,1..5]; |
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| 31 | "----------------"; |
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| 32 | fixmat(mm,6); // formmat(mm) would be slower !! |
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| 33 | mm[1..3,1..3] = stransp(3,3,mm[1..3,1..3]); |
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| 34 | "----------------"; |
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| 35 | fixmat(mm,6); |
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| 36 | matrix u[8][8] = unitmat(8,4); |
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| 37 | "----------------"; |
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| 38 | fixmat(u,3); |
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| 39 | kill r; |
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| 40 | LIB "tst.lib";tst_status(1);$ |
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