That's a lot simpler than I thought it would be. Thanks. I'm converting free
boolean algebra statements to corresponding probability statements with a
recursive function hopefully.
On 5/29/2014 2:17 PM, William Stein wrote:
> On Thu, May 29, 2014 at 11:13 AM, Stephen Kauffman
> <strangerl...@gmail.com> wrote:
>> Specifically I have a polynomial such as mypoly = X*Y + 1 in
>> BooleanPoynomialRing() and str(mypoly) converts it to the string 'X*Y + 1'
>> then I do some stuff with re pattern matching to construct the string '1 -
>> x*y' which I now want to convert to a polynomial in 'x' and 'y' in QQ. Are
>> there any built in functions or methods to do that? Or does a python routine
>> have to be written to accomplish my task? Thanks
>
> R.<x,y> = PolynomialRing(QQ)
> f = R('1 - x*y')
> f
>
>>
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