fieker-DuValspielwiese
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Last change
on this file since d914bdb was
7b4121,
checked in by Hans Schönemann <hannes@…>, 25 years ago
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* hannes: optimisations, GMG's requests, update of Tsts (part 1), bug_13
git-svn-id: file:///usr/local/Singular/svn/trunk@3269 2c84dea3-7e68-4137-9b89-c4e89433aadc
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-
Property mode set to
100644
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File size:
609 bytes
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| 1 | // |
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| 2 | // test script for preimage command |
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| 3 | // |
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| 4 | pagelength = 10000; |
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| 5 | ring r1 = 32003,(x,y,z),dp; |
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| 6 | r1; |
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| 7 | ideal i1=x,y,z; |
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| 8 | ring r2=32003,(a,b),dp; |
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| 9 | r2; |
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| 10 | map f=r1,a,b,a+b; |
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| 11 | f(i1); |
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| 12 | ideal i2=a2,b2,a+b; |
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| 13 | setring r1; |
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| 14 | preimage(r2,f,i2); |
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| 15 | "-------------------------------"; |
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| 16 | setring r2; |
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| 17 | map f1=r1,a2,a2-b2,a+b; |
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| 18 | f1(i1); |
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| 19 | ideal i3=a2,(a+b)^2,b2; |
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| 20 | setring r1; |
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| 21 | preimage(r2,f1,i3); |
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| 22 | "--------------------------------"; |
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| 23 | preimage(r2,f1,i2); |
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| 24 | "---------------------------------"; |
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| 25 | setring r2; |
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| 26 | map f2=r1,6a2,4b3,a+b; |
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| 27 | f2(i1); |
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| 28 | setring r1; |
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| 29 | preimage(r2,f2,i3); |
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| 30 | "-------------------------------"; |
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| 31 | listvar(all); |
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| 32 | kill r1,r2; |
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| 33 | LIB "tst.lib";tst_status(1);$; |
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