fieker-DuValspielwiese
Last change
on this file since 30acb78 was
37cd955,
checked in by Hans Schoenemann <hannes@…>, 14 years ago
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pagelength removed
git-svn-id: file:///usr/local/Singular/svn/trunk@13172 2c84dea3-7e68-4137-9b89-c4e89433aadc
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Property mode set to
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File size:
814 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 | ring r = 33,(x,y,z),lp; |
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6 | matrix mm[5][5] = x1,x2,x3,x4,x5; |
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7 | mm[1,1..5]; |
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8 | mm[2,1..5]; |
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9 | mm[3,1..5]; |
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10 | mm[4,1..5]; |
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11 | mm[5,1..5]; |
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12 | "----------------"; |
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13 | mm[1..5,1] = mm[1,1..5]; |
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14 | mm[1,1..5]; |
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15 | mm[2,1..5]; |
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16 | mm[3,1..5]; |
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17 | mm[4,1..5]; |
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18 | mm[5,1..5]; |
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19 | "----------------"; |
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20 | 3 * mm[1..5,1]; |
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21 | "----------------"; |
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22 | mm[1..5,1] * 4; |
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23 | mm[1..5,2] = mm[1..5,1] + 2 * mm[1..5,1]; |
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24 | "----------------"; |
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25 | mm[1,1..5]; |
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26 | mm[2,1..5]; |
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27 | mm[3,1..5]; |
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28 | mm[4,1..5]; |
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29 | mm[5,1..5]; |
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30 | "----------------"; |
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31 | fixmat(mm,6); // formmat(mm) would be slower !! |
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32 | mm[1..3,1..3] = stransp(3,3,mm[1..3,1..3]); |
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33 | "----------------"; |
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34 | fixmat(mm,6); |
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35 | matrix u[8][8] = unitmat(8,4); |
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36 | "----------------"; |
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37 | fixmat(u,3); |
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38 | kill r; |
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39 | LIB "tst.lib";tst_status(1);$ |
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