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LETTERsinhULETTER Hyperbolic sine function.

Overview
#include <math.h>

r = sinh(x);

double r;
double x;

Portability
ANSI

Description
This function returns the hyperbolic sine of an angle specified in radians as a double-precision floating-point number.

Returns
The hyperbolic sine as a double-precision floating-point value.

See also
cosh