#6481: g.subs({x:1,y:2}) should walk through x,y sorted
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Reporter: malb | Owner: malb
Type: defect | Status: new
Priority: major | Milestone: sage-4.1
Component: commutative algebra | Keywords:
Reviewer: | Author:
Merged: |
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reported by Kwankyu on [sage-support]:
{{{
I mean the substitution y:x*y is applied first in the following
sage: R.<x,y>=QQ[]
sage: g=x+y
sage: g.subs({x:x+1,y:x*y})
x*y + x + y + 1
where I think applying x:x+1 first seems intuitive if order ever
should be significant.
}}}
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/6481>
Sage <http://sagemath.org/>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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