This article describes the formula syntax and usage of the CSCH function in Microsoft Excel. Description Return the hyperbolic cosecant of an angle specified in radians. Syntax CSCH(number) The CSCH function syntax has the following arguments. Number Required. Remarks The absolute value of Number must be less than 2^27. If Number is outside its constraints, CSCH returns the #NUM! error value. If Number is a non-numeric value, CSCH returns the #VALUE! error value. Example Copy the example data in the following table, and paste it in cell A1 o...