Hyperbolic Functions
[Auxiliary math functions]

Functions
vec	itpp::sinh (const vec &x)
	Sine hyperbolic function.
mat	itpp::sinh (const mat &x)
	Sine hyperbolic function.
vec	itpp::cosh (const vec &x)
	Cosine hyperbolic function.
mat	itpp::cosh (const mat &x)
	Cosine hyperbolic function.
vec	itpp::tanh (const vec &x)
	Tan hyperbolic function.
mat	itpp::tanh (const mat &x)
	Tan hyperbolic function.
vec	itpp::asinh (const vec &x)
	Inverse sine hyperbolic function.
mat	itpp::asinh (const mat &x)
	Inverse sine hyperbolic function.
vec	itpp::acosh (const vec &x)
	Inverse cosine hyperbolic function.
mat	itpp::acosh (const mat &x)
	Inverse cosine hyperbolic function.
vec	itpp::atanh (const vec &x)
	Inverse tan hyperbolic function.
mat	itpp::atanh (const mat &x)
	Inverse tan hyperbolic function.