--- In Fortran@yahoogroups.com, "hezdanswe2" <hezdanswe2@...> wrote:
>
> Hi, I am a college student taking Fortran 95 as an elective. I was
> given an assignment that has already been turned in. I had one part
> that I could not answer because my trig skills are poor to begin with
> and I have never programmed trig. My assignment was to declare PI but
> instead of declaring it as a constant I was to declare it as a trig
> formula. I got my entire program working, however I could not get the
> trig formula down. We are using Unix to develope and compile our
> programs. Can anyone help me? Thank you
>
How about using the arctan function?