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added new help files for geometry functions
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astroidex committed Sep 15, 2013
1 parent 81d00d3 commit f51dfc52f6471c9303b8c801867c90fb2fbc9ed6
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  1. +12 −0 resources/function_help/convexHull
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<h3>convexHull function</h3>
Returns the convex hull of a geometry. It represents the minimum convex geometry that encloses all geometries within the set.

<pre>convexHull( $geometry , $geometry)</pre>

geometry &rarr; geometry
geometry &rarr; geometry

<pre> &rarr; returns </pre>

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