thanks!
2014-08-31 6:26 GMT-03:00 Dima Pasechnik <dimp...@gmail.com>:
> On 2014-08-31, Juan Grados <juan...@gmail.com> wrote:
> > Dears members,
> >
> > I'm trying to use subs method in PolynomialSequence, but when I doing
> that
> > I get the same PolynomialSequence. For example in code below my
> polynomial
> > sequence PS has only one polynomial (P) ... I'm trying to use subs but I
> > get the same polynomial. Where is wrong?
>
> the line
> PS.subs({R.gens()[0]:1,R.gens()[1]:1})
> has no effect on PS.
> The last line should be
> instead
>
> print PS.subs({R.gens()[0]:1,R.gens()[1]:1})
>
> >
> > reset()
> > from sage.rings.polynomial.multi_polynomial_sequence import
> > PolynomialSequence
> > namesP=["X%d"%i for i in [0..2]]
> > R = BooleanPolynomialRing(len(namesP), namesP)
> > P = R.random_element()
> > PS = PolynomialSequence([P],R)
> > print PS
> > PS.subs({R.gens()[0]:1,R.gens()[1]:1})
> > print PS
> >
> > --
> > ---------------------------------------------------------------------
> > MSc. Juan del Carmen Grados Vásquez
> > Laboratório Nacional de Computação Científica
> > Tel: +55 21 97633 3228
> > (http://www.lncc.br/)
> > http://juaninf.blogspot.com
> > ---------------------------------------------------------------------
> >
>
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--
---------------------------------------------------------------------
MSc. Juan del Carmen Grados Vásquez
Laboratório Nacional de Computação Científica
Tel: +55 21 97633 3228
(http://www.lncc.br/)
http://juaninf.blogspot.com
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