Richard Speir wrote:

> The inverses are asin, acos, and atan -- short for arc sine, etc..

Now you have to use atan2(a,b) though, it does a/b and works when b is
zero
to use the old kind just do atan2(a/b,1)

--
David Fontaine     <dav### [at] faricynet>     ICQ 55354965
Please visit my website: http://www.faricy.net/~davidf/

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