Re: modulo 2 pi?

[Francesco Potortì]

>If I have two angles 'theta' and 'psi', and I want to compute their
>difference I can simply do
>
>  d = theta - psi;
>
>However, I'd like this result to be in the range [0, 2*pi]. Can I simply
>do
>
>  d = mod (theta - psi, 2*pi);
>
>or will this fail in some cases?

It should not.  It would fail if you used 'rem', but using 'mod' you
should have no problems.

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