Acos Acosh Asin Asinh Atan2 Atanh Cosh Cospi Cospi_sub Exp2 Exp2_sub Expm1 Expm1_sub Log10 Log1p Log1p_sub Log2 Log2_sub Powm1 Powm1_sub Sinh Sinpi Sinpi_sub Sqrt1pm1 Sqrt1pm1_sub Tanh

Cosh() Function Cosh ( X As  Double, Optional Info As  Long  ) cosh(x) Purpose Computes the hyperbolic cosine of x. cosh(x) = (exp(x) + exp(-x))/2 Returns Double cosh(x). Parameters [in] X Argument x. [out] Info (Optional) = 0: Successful exit. = 1: Floating point range error.