On Sat, Sep 25, 2010 at 10:51 AM, kcrisman <kcris...@gmail.com> wrote:
>
>> This is the only possibility, because the "var('x')" command executed
>> by default at startup did the assignment
>>
>> x = SR('x')
>>
>> and you haven't bound x to any other object. Once you execute
>>
>> x = b.0
>>
>> [ or one of its implicit forms like b.<x>=PolynomialRing(ZZ,'x')] then
>> x is no longer referencing the "symbolic expression x", but the
>> "univariate polynomial x" instead.
>
> Okay, I knew that this would work, but it seems odd that
> PolynomialRing(ZZ, 'x') doesn't actually change x, though it's
> consistent. So it just represents things with x until I ask for the
> Python variable x to be that x, not the var x.
I you want that, do
sage: inject_on()
> Nice to see the positive review for
> http://trac.sagemath.org/sage_trac/ticket/7741
> :) Thanks
Thanks from me too, that's been waiting a long time.
- Robert
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