<div class="raw-html-embed">
	<p>The <b>SECH</b> function is one of the <a href="../../docs/userguides/spreadsheet_editor/InsertFunction.aspx#mathtrigonometry" onclick="onhyperlinkclick(this)">math and trigonometry functions</a>. It is used to return the hyperbolic secant of an angle specified in radians.</p>
	<h5 class="pt8">Syntax</h5>
	<p><b><em>SECH(number)</em></b></p>
	<p>The <b>SECH</b> function has the following argument:</p>
	<table>
		<tbody>
			<tr>
				<th style="background-color: #f4f4f4" width="150ch"><b>Argument</b></th>
				<th style="background-color: #f4f4f4"><b>Description</b></th>
			</tr>
			<tr>
				<td><b><em>number</em></b></td>
				<td>The angle in radians that you wish to calculate the hyperbolic secant of. Its absolute value must be less than 2^27.</td>
			</tr>
		</tbody>
	</table>
	<h5 class="pt8">Notes</h5>
	<p><a href="../../docs/userguides/spreadsheet_editor/InsertFunction.aspx#howtoapplyfunctions_block" onclick="onhyperlinkclick(this)">How to apply</a> the <b>SECH</b> function.</p>

	<h5 class="pt8">Examples</h5>
	<p>The figure below displays the result returned by the <b>SECH</b> function.</p>
	<p><img alt="SECH Function" src="https://static-helpcenter.onlyoffice.com/sech_15d093423d.png"></p>
</div>

SECH function

Docs

SECH function

Syntax

Notes

Examples

Host ONLYOFFICE Docs on your own server or use it in the cloud