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r_sign.c File Reference

#include "f2c.h"

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Functions

double r_sign (real *a, real *b)

Function Documentation

double r_sign (  real *    a,
real *    b
) 
 

Definition at line 6 of file r_sign.c.

References a.

Referenced by ctcell_(). 

00008 {
00009 double x;
00010 x = (*a >= 0 ? *a : - *a);
00011 return( *b >= 0 ? x : -x);
00012 }
 
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