spielwiese
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Last change
on this file since e706ff 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
100644
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File size:
1.4 KB
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| 1 | ring r= 32003,(x,y,z),lp; |
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| 2 | |
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| 3 | proc printid |
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| 4 | { |
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| 5 | int @usage = size(#) != 2; |
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| 6 | if (@usage == 0) |
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| 7 | { |
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| 8 | @usage = typeof(#[1]) != "ideal"; |
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| 9 | if (@usage) |
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| 10 | { |
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| 11 | typeof(#[1]), " not allowed for printid"; |
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| 12 | } |
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| 13 | } |
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| 14 | if (@usage) { |
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| 15 | "usage : printid(ideal,prefix)",newline, |
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| 16 | " prints nonzero elements, w/ or w/o pref"; |
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| 17 | return(); |
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| 18 | } |
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| 19 | |
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| 20 | #[2], size(#[1]); |
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| 21 | int @i; |
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| 22 | for (@i=1; @i<=size(#[1]); @i=@i+1) |
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| 23 | { |
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| 24 | if (#[2] != "") |
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| 25 | { |
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| 26 | #[2] , "(", @i, ") ", #[1][@i]; |
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| 27 | } |
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| 28 | if (#[2] == "") |
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| 29 | { |
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| 30 | #[1][@i]; |
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| 31 | } |
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| 32 | } |
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| 33 | } |
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| 34 | |
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| 35 | poly px = x; |
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| 36 | px; |
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| 37 | poly p1 = 1x2; |
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| 38 | p1; |
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| 39 | |
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| 40 | poly p2 = 3x2yz5; |
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| 41 | p2; |
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| 42 | |
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| 43 | poly p3 = 3 * 1x2yz5; |
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| 44 | p3; |
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| 45 | |
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| 46 | poly p4 = (2x2yz5)^2; |
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| 47 | p4; |
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| 48 | |
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| 49 | poly p5 = (2x2yz5)^2 - 1x; |
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| 50 | p5; |
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| 51 | |
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| 52 | poly p6 = (2x2yz5)^2 - p3; |
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| 53 | p6; |
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| 54 | |
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| 55 | poly p6 = x; |
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| 56 | p6; |
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| 57 | kill p6; |
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| 58 | poly p6 = x; |
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| 59 | p6; |
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| 60 | |
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| 61 | 1a 2x; |
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| 62 | 1y 2x; |
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| 63 | y 2x; |
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| 64 | 1y2x; |
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| 65 | |
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| 66 | "p1", p1; |
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| 67 | "p2", p2; |
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| 68 | "p3", p3; |
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| 69 | "p4", p4; |
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| 70 | matrix m[2][2] = p1,p2,p3,p4; |
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| 71 | m; |
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| 72 | kill m; |
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| 73 | matrix m[2][2] = p1,p2,p3,p4; |
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| 74 | m; |
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| 75 | m[1,2]; |
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| 76 | "-------------------------------------"; |
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| 77 | ideal id = m, xy3; |
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| 78 | id; |
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| 79 | |
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| 80 | ideal sid = std(id); |
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| 81 | sid; |
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| 82 | |
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| 83 | sid[3]+0 == 0; |
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| 84 | sid; |
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| 85 | "....................."; |
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| 86 | sid[2] == 1x4y2z10; |
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| 87 | sid[2] == x2; |
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| 88 | sid; |
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| 89 | sid[2] = x2z; |
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| 90 | sid; |
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| 91 | "-------------------"; |
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| 92 | printid("?"); |
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| 93 | printid(sid,"; "); |
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| 94 | sid; |
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| 95 | printid(sid,""); |
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| 96 | sid; |
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| 97 | printid(m,""); |
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| 98 | listvar(all); |
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| 99 | // lamm@mathematik.uni-kl.de (0.9.2e): |
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| 100 | poly null; |
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| 101 | ord(null); |
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| 102 | "-------------------"; |
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| 103 | ring R = 0,x,dp; |
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| 104 | poly f = (x+3)*(x+2); |
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| 105 | poly q = (x+2)^2; |
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| 106 | poly h = 20x + 40; |
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| 107 | (f*q)/h; |
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| 108 | LIB "tst.lib";tst_status(1);$; |
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