On Sat, Jul 29, 2023 at 07:00:36AM +0000, '68th' via FriCAS - computer algebra
system wrote:
> ------- Original Message -------
> On Thursday, July 27th, 2023 at 12:30 PM, Waldek Hebisch
> <[email protected]> wrote:
>
> > ex1 := (1+tan(gamma/2)^2)/(k^2+l^2*tan(gamma/2)^2)
> > d_subst := (k/l)u
> > inv_subst := l/ktan(gamma/2)
> > exs := subst(ex1/D(inv_subst, gamma), tan(gamma/2)= d_subst)
> > iis := integrate(exs, u)
> > subst(iis, u = inv_subst)
>
> Thank you very much! Now I can do all my calculations in FriCAS.
Glad to hear this.
--
Waldek Hebisch
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