Hi,
If you have a polynomial f = x1*x2+x3+x4, then isn't f.subs( {x4 :
blablabla] ) what you are looking for ?
Charles
2013/2/16 Santanu Sarkar <sarkar.santanu....@gmail.com>:
> Dear all,
> I have the following problem.
>
>
> I am working with Boolean variables. So I call the following.
>
> from sage.crypto.boolean_function import BooleanFunction
> R.<x0,x1,x2,x3,x4,x5,x6,x7,x8,x9>=BooleanPolynomialRing(10)
>
>
> Suppose during run time of my code, I get three polynomials
> x1*x2+x3+x4, x0+x5, x4+x5. Now I want to replace last polynomial
> by x4=x1*x2+x3 & x5=x0. However this replacement is not constant.
> That is next time x4 may be replaced by x0+x1.
>
> How this is possible?
>
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