Name

sinh, sinhf, sinhl — hyperbolic sine function

Synopsis

#include <math.h>
double sinh( double   x);
float sinhf( float   x);
long double sinhl( long double   x);
[Note] Note

Link with −lm.

DESCRIPTION

The sinh() function returns the hyperbolic sine of x, which is defined mathematically as:

    sinh(x) = (exp(x) − exp(−x)) / 2

CONFORMING TO

SVr4, 4.3BSD, C89. The float and long double variants are C99 requirements.

SEE ALSO

acosh(3), asinh(3), atanh(3), cosh(3), csinh(3), tanh(3)

COLOPHON

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