# SECH

Spread for WinForms provides advanced software components that support Excel import/export, full cell customization, an extensive calculation engine with over 450 functions and more, all with zero dependencies on Excel.

## Content



This function returns the hyperbolic secant of the specified angle.

## Syntax

SECH(*angle*)

## Arguments

This function can take any real number as an argument. The *angle* argument is the angle in radians for which you want the hyperbolic secant.

## Remarks

The absolute value of *angle* must be less than 2^27.

## Data Types

Accepts numeric data. Returns numeric data.

## Examples

`SECH(30)` gives the result 1.87E-13
`SECH(45)` gives the result 5.73E-20

## Version Available

This function is available in Spread for Windows Forms 11.0 or later.