This is now: http://code.google.com/p/sympy/issues/detail?id=1578&q=integration
Vinzent On 4 Aug., 19:15, Neal Becker <[email protected]> wrote: > maxima: > > (%i1) 4*%pi^2*f^2*fn^4*(fn^2+9*f^2)/(fn^2+f^2)^3; > (%o1) (4*%pi^2*f^2*fn^4*(fn^2+9*f^2))/(fn^2+f^2)^3 > (%i2) integrate(%, f, minf, inf); > Is fn positive, negative, or zero? positive; > (%o2) 14*%pi^3*fn^3 > > sympy: > fn=Symbol('fn', positive=True) > 4*pi**2*f**2*fn**4*(fn**2+9*f**2)/(fn**2+f**2)**3 > Out[27]: 4*pi**2*f**2*fn**4*(fn**2 + 9*f**2)/(f**2 + fn**2)**3 > > In [28]: integrate(_,(f,-oo,oo)) > Out[28]: 0 --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sympy" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/sympy?hl=en -~----------~----~----~----~------~----~------~--~---
