#12406: solve_left and solve_right should use coercion
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Reporter: robertwb | Owner: jason, was
Type: PLEASE CHANGE | Status: new
Priority: major | Milestone: sage-5.0
Component: linear algebra | Keywords:
Work_issues: | Upstream: N/A
Reviewer: | Author:
Merged: | Dependencies:
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{{{
sage: A = matrix(QQ, 2, [1, 2 ,3, 4])
sage: b = vector(RDF, [pi, e]); b
(3.14159265359, 2.71828182846)
sage: A.solve_right(b)
(-27594871646705519/7740706532848242, 17304339474632025/5160471021898828)
sage: R.<x> = QQ[]
sage: b = vector(R, [1, x]); b
(1, x)
sage: A.solve_right(b)
[ugly traceback]
TypeError: not a constant polynomial
}}}
Adding a variant of coerce_binop should help here (and elsewhere).
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12406>
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