b = cosh(s) : computes the hyperbolic cosine of iFunc object @iFunc/cosh function to compute the hyperbolic cosine of data sets. input: s: object or array (iFunc) output: b: object or array (iFunc) ex: b=cosh(a); Version: Aug. 22, 2017 See also iFunc, iFunc/cos, iFunc/acos, iFunc/sin, iFunc/asin, iFunc/tan, iFunc/atan