RefreshNotes: C Math Hyperbolic Functions

Hyperbolic Functions:
arg - floating point value representing a hyperbolic angle

sinh	double sinh( double arg );
sinhf(C99)	float sinhf( float arg );
sinhl(C99)	long double sinhl( long double arg );
cosh	double cosh( double arg );
coshf(C99)	float coshf( float arg );
coshl(C99)	long double coshl( long double arg );
tanh	double tanh( double arg );
tanhf(C99)	float tanhf( float arg );
tanhl(C99)	long double tanhl( long double arg );
asinh(C99)	double asinh( double arg );
asinhf(C99)	float asinhf( float arg );
asinhl(C99)	long double asinhl( long double arg );
acosh(C99)	double acosh( double arg );
acoshf(C99)	float acoshf( float arg );
acoshl(C99)	long double acoshl( long double arg );
atanh(C99)	double atanh( double arg );
atanhf(C99)	float atanhf( float arg );
atanhl(C99)	long double atanhl( long double arg );