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ch4 problem7
1661 days ago by ghkdgnf
#For A matrix A=matrix(QQ, 3, 3, [2, 1, 1, 3, -2, 5, 1, 4, 3]) B=A.adjoint() C=B.transpose() print C # Find adj with Cofactors
[-26 -4 14] [ 1 5 -7] [ 7 -7 -7]
[-26 -4 14] [ 1 5 -7] [ 7 -7 -7]
#For B matrix B=matrix(QQ, 4, 4, [4, 3, 2, 1, 5, 2, 0, 4, 2, -1, 1, 3, 1, 1, 3, 2]) C=B.adjoint() D=C.transpose() print D # Find adj with Cofactors
[-30 15 -15 30] [ 15 -25 20 -25] [-30 45 -15 15] [ 30 -25 -10 -25]
[-30 15 -15 30] [ 15 -25 20 -25] [-30 45 -15 15] [ 30 -25 -10 -25]