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| KASH3 Reference Manual

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### Function

Arccos ( elt-fld^com x ) -> elt-fld^com

### Description

<shortdoc> Given x with Abs(x) <= 1, return y with 0 <= y <= pi such that cos(y) = x. </shortdoc>

| Built: Mon Nov 14 21:12:39 UTC 2005 on mack