 | 1 | initial version |
We can count backwards to flip a matrix A upside down with
sage: A[::-1,:]=A; A
Can we do it from left to right; I mean, for the matrix A=
[ 3 2 -5 0]
[ 1 -1 1 -4]
[ 1 0 1 -3]
Is there an easy way to obtain the following matrix
[ 0 -5 2 3]
[-4 1 -1 1]
[ 3 1 0 1]
| | 2 | retagged |
We can count backwards to flip a matrix A upside down with
sage: A[::-1,:]=A; A
Can we do it from left to right; I mean, for the matrix A=
[ 3 2 -5 0]
[ 1 -1 1 -4]
[ 1 0 1 -3]
Is there an easy way to obtain the following matrix
[ 0 -5 2 3]
[-4 1 -1 1]
[ 3 1 0 1]
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