Date: Mar 24, 2013 7:26 AM Author: G. A. Edgar Subject: Re: Handling branch cuts in trig functions In article <email@example.com>, Nasser M. Abbasi
> I think now that answer to sqrt(sec(x)^2) should be
> |sec(x)| without need to give the branch.
That answer is incorrect for complex x ... so to get that answer in
Maple, you must assume x is real.
simplify(%) assuming x::real;
G. A. Edgar http://www.math.ohio-state.edu/~edgar/