2.3-1/src/c/elementaryFunctions/Trigonometry/cscd/dcscds.c


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#include "cscd.h"
#include <math.h>

double dcscds(double in)
{
	double val;
	val = (M_PI) / 180.0;
   	double out;
	out=1/sin(in*val);
	return out;
}