One Hat Cyber Team
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Macaulay2
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tests
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View File Name :
det.m2
RINGS = {GF 8,ZZ/101,QQ,QQ[x],RR_53,RR_100,CC_53,CC_100} for K in RINGS do ( M = matrix {{0,1_K},{1,0}}; assert(det M == -1) ) -- c.f. https://github.com/Macaulay2/M2/issues/3407 m = matrix(ZZ/32003[x]/(x), { {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}, {0,-2,0,0,-2,0,0,0,0,0,0,1,0,0,0,0,3,0,0}, {0,0,2,0,0,-1,0,0,0,3,0,0,-1,0,-3,0,0,1,0}, {0,0,0,-2,0,0,1,1,0,0,3,0,0,0,0,0,0,0,3}, {0,-1,0,0,3,0,0,0,3,0,0,2,0,3,0,0,3,0,0}, {0,0,1,0,0,-1,0,0,0,0,0,0,-1,0,1,0,0,-1,0}, {0,0,0,2,0,0,3,-1,0,0,1,0,0,0,0,3,0,0,1}, {0,0,0,0,0,0,-1,0,0,0,-1,0,0,0,0,1,0,0,-1}, {0,-2,0,0,-2,0,0,0,0,0,0,1,0,0,0,0,3,0,0}, {0,0,3,0,0,2,0,0,0,1,0,0,2,0,-1,0,0,-2,0}, {0,0,0,2,0,0,3,-1,0,0,1,0,0,0,0,3,0,0,1}, {0,-1,0,0,-2,0,0,0,1,0,0,1,0,1,0,0,2,0,0}, {0,0,-1,0,0,0,0,0,0,-3,0,0,0,0,-3,0,0,-2,0}, {0,0,0,0,2,0,0,0,-2,0,0,-1,0,-2,0,0,-1,0,0}, {0,0,-2,0,0,-3,0,0,0,-1,0,0,-3,0,2,0,0,1,0}, {0,0,0,0,0,0,2,0,0,0,2,0,0,0,0,-2,0,0,2}, {0,2,0,0,-3,0,0,0,-2,0,0,-2,0,-2,0,0,3,0,0}, {0,0,-3,0,0,-3,0,0,0,3,0,0,-3,0,-1,0,0,-1,0}, {0,0,0,2,0,0,-2,-1,0,0,3,0,0,0,0,1,0,0,3}}) (t, d) = toSequence elapsedTiming det m; assert(t < 0.01 and d == 0) end restart load "det.m2"