Returns the hyperbolic cosh of a Complex
.
Complex
object. A newly constructed Complex
initialized to the hyperbolic cosine of the argument.
If z = x+iy,
and cosh is even.
returns .
returns (where the sign of the imaginary part of the result is unspecified).
returns .
returns .
returns , for finite nonzero x.
returns , for finite nonzero y.
returns (where the sign of the imaginary part of the result is unspecified).
returns .
returns , for finite nonzero x.
returns (where the sign of the imaginary part of the result is unspecified).
returns , for all nonzero numbers y.
returns .
Complex Class | Imsl.Math Namespace