CoCalc Shared Filesscratch / solve.sagewsOpen in CoCalc with one click!
Author: Harald Schilly
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m = matrix([[0, 1, 0], [0, 0, 1], [1, 0, 0]]) v = vector([2, 3, 1]) m \ v
(1, 2, 3)
sol = m \ v m * sol
(2, 3, 1)