m = matrix(R, 3, 3, lambda i, j: 1/(i + j) ); m
Sage tells me the following:
Traceback (click to the left of this block for traceback)
...
ZeroDivisionError: rational division by zero
why? it really confused me.
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matrix with fractional number
matrix with fractional number
m = matrix(R, matrix(ZZ, 3, 3, lambda i, j: 1/(i + j) ); m
Sage tells me the following:
Traceback (click to the left of this block for traceback)
...
ZeroDivisionError: rational division by zero
why? it really confused me.
