On 23 led, 12:39, "[email protected]" <[email protected]> wrote: > Hello, I have a partial answer and perhaps you found a bug in > elliptic_e in Sage (read below). > > To evaluate the integral do something like this (note replacing A by > lowercase letter) > > T,r,a,b=var('T r a b') > F(x)=integrate(sqrt(1+r*sin(x)^2),x, algorithm='mathematica_free') > eq = T==F(b)-F(a) > eq > > the answer is > > T == -elliptice(a, -r) + elliptice(b, -r) >
So you have to solve T == -elliptic_e(a, -r) + elliptic_e(b, -r) in Sage. Sorry for the chaos in my first answer. Robert -- 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/sage-support URL: http://www.sagemath.org
