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<?xml version="1.0" encoding="UTF-8"?>
<helpdocument version="1.0">
<!--
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
-->
<meta>
  <topic id="textscalc01func_imsecxml">
    <title id="tit" xml-lang="en-US">IMSEC function</title>
    <filename>text/scalc/01/func_imsec.xhp</filename>
  </topic>
</meta>
<body>
	<section id="imsec_function">
		<bookmark xml-lang="en-US" branch="hid/SC_HID_AAI_FUNC_IMSEC" id="bm_id2198429192250" localize="false"/>
		<bookmark xml-lang="en-US" branch="index" id="bm_id101862404332680">
			<bookmark_value>IMSEC function</bookmark_value>
			<bookmark_value>secant;complex number</bookmark_value>
		</bookmark>
		<paragraph id="hd_id29384186273495" role="heading" level="2" xml-lang="en-US">
			<variable id="imsec_head">
				<link href="text/scalc/01/func_imsec.xhp">IMSEC</link>
				</variable> function
			</paragraph>
		<paragraph id="par_id23292284928998" role="paragraph" xml-lang="en-US">
			<ahelp hid=".">
				<variable id="imsec_des">Returns the secant of a complex number. </variable> The the secant of a complex number can be expressed by:
			</ahelp>
		</paragraph>
	</section>
	<paragraph id="par_id17543461310594" role="code" xml-lang="en-US">
		<image id="img_id112671346811327" src="res/helpimg/sc_func_imsec.png">
			<alt xml-lang="en-US" id="alt_id303562937523579">
				sec(a+bi)=1/cos(a+bi)
			</alt>
		</image>
	</paragraph>
	<embedvar href="text/scalc/01/ful_func.xhp#func_im_des"/>
	<embed href="text/scalc/01/ODFF.xhp#odff"/>
	<embedvar href="text/scalc/01/ful_func.xhp#func_head_syntax"/>
	<paragraph id="par_id66061624115094" role="code" xml-lang="en-US">
		<variable id="imsec">IMSEC</variable>(Complex_number)
	</paragraph>
	<paragraph id="par_id3186739645701" role="paragraph" xml-lang="en-US">
		<embedvar href="text/scalc/01/ful_func.xhp#func_define_complex"/> whose secant needs to be calculated.
	</paragraph>
	<paragraph id="par_id155152794716613" role="note" localize="false" xml-lang="en-US">
		<embedvar href="text/scalc/01/ful_func.xhp#func_im_comp_numb"/><br />
		<embedvar href="text/scalc/01/ful_func.xhp#func_im_real_numb"/>
	</paragraph>
	<paragraph id="par_id18462725520384" role="warning" localize="false" xml-lang="en-US">
		<embedvar href="text/scalc/01/ful_func.xhp#func_im_return_text"/><br />
		<embedvar href="text/scalc/01/ful_func.xhp#func_im_ignor_zero"/>
	</paragraph>
	<embedvar href="text/scalc/01/ful_func.xhp#func_head_example"/>
	<paragraph id="par_id16814232201137" role="paragraph" xml-lang="en-US">
		<item type="input">
			=<embedvar href="text/scalc/01/func_imsec.xhp#imsec"/>("4-3i")
		</item><br/>
		returns -0.0652940278579471+0.0752249603027732i.
	</paragraph>
	<paragraph id="par_id2395211576789" role="paragraph" xml-lang="en-US">
		<item type="input">
			=<embedvar href="text/scalc/01/func_imsec.xhp#imsec"/>(2)
		</item><br/>
		returns -2.40299796172238 as a string. <embedvar href="text/scalc/01/ful_func.xhp#func_imag_zero"/>
	</paragraph>
	<section id="relatedtopics">
	<paragraph id="par_id57381738213791" role="paragraph" localize="false" xml-lang="en-US">
		<embedvar href="text/scalc/01/func_imcsc.xhp#imcsc_head"/>,
		<embedvar href="text/scalc/01/func_imcsch.xhp#imcsch_head"/>,
		<embedvar href="text/scalc/01/func_imsech.xhp#imsech_head"/>
	</paragraph>
	</section>
</body>
</helpdocument>