Error: symbolic Ring still using old coercion framework
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Sand Wraith
Oct 12, 2009, 8:09:26 AM10/12/09
to sage-support
Hi all!
I am trying to do simple convolution:
x = PolynomialRing(QQ,'x').gen()
f=piecewise([((-1,3),1*x^0)])
g=piecewise([((0,5),exp(-x))])
r=g.convolution(f)
and got this error message:
RuntimeError: Symbolic Ring still using old coercion framework
What is wrong with it?
I am trying to do simple convolution:
x = PolynomialRing(QQ,'x').gen()
f=piecewise([((-1,3),1*x^0)])
g=piecewise([((0,5),exp(-x))])
r=g.convolution(f)
and got this error message:
RuntimeError: Symbolic Ring still using old coercion framework
What is wrong with it?
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