On Wed, Jul 8, 2009 at 5:58 AM, Martin
Albrecht<[email protected]> wrote:
>
>> 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.
>
> I see, this indeed is a bug (the order depends on the hash instead on the
> element) and indeed should be easy to fix.
>
> This is now: http://trac.sagemath.org/sage_trac/ticket/6481
>

I've also created #6482.  These two tickets really address two
orthogonal issues, so I didn't mark either as invalid.

William

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