Why am I getting a solution to a dependent system?

asked 2022-05-14 03:36:37 +0200

cybervigilante gravatar image

This is a dependent system, but when I solve it I get an answer. Shouldn't I get an error message?

dependent system

A = Matrix([[2,1],[6,3]])
b = vector([1,3])
ans: (1/2, 0)
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Given b is in the image of A, so b does have a preimage. Try other b such such vector([1,2]) and you'll get an error.

Max Alekseyev gravatar imageMax Alekseyev ( 2022-05-14 04:25:20 +0200 )edit