.TH Colinear3Vertices 3 "IRIT Version 6.0" 
.SH NAME
Colinear3Vertices()
.SH SYNOPSIS
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geom_lib/intrnrml.c:120

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int Colinear3Vertices(IPVertexStruct *V1,
                      IPVertexStruct *V2,
                      IPVertexStruct *V3)
.SH DESCRIPTION
Verify the colinearity of the given three vertices.
.SH PARAMETERS:

V1, V2, V3: Vertices to test for colinearity.
.SH FUNCTION RETURN VALUE
int:        TRUE if colinear, FALSE otherwise.
.LP
.SH ORIGIN
(C) Copyright 1989/90-95 Gershon Elber, Technion, IIT