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[r8112]: / trunk / toolkits / basemap / src / pj_msfn.c  Maximize  Restore  History

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/* determine constant small m */

#include <math.h>

#include <projects.h>

	double

pj_msfn(double sinphi, double cosphi, double es) {

	return (cosphi / sqrt (1. - es * sinphi * sinphi));

}