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<?xml version="1.0" encoding="UTF-8"?>
<helpdocument version="1.0">
<!--
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* 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_imcschxml">
<title id="tit" xml-lang="en-US">IMCSCH function</title>
<filename>text/scalc/01/func_imcsch.xhp</filename>
</topic>
</meta>
<body>
<section id="func_imcsch_function">
<bookmark xml-lang="en-US" branch="hid/SC_HID_AAI_FUNC_IMCSCH" id="bm_id975859758597585" localize="false"/>
<bookmark xml-lang="en-US" branch="index" id="bm_id976559765597655">
<bookmark_value>IMCSCH function</bookmark_value>
<bookmark_value>hyperbolic cosecant;complex number</bookmark_value>
</bookmark>
<paragraph id="hd_id977779777797777" role="heading" level="2" xml-lang="en-US">
<variable id="imcsch_head">
<link href="text/scalc/01/func_imcsch.xhp">IMCSCH</link>
</variable> function
</paragraph>
<paragraph id="par_id979369793697936" role="paragraph" xml-lang="en-US">
<ahelp hid=".">
<variable id="imcsch_des">Returns the hyperbolic cosecant of a complex number.</variable> The the hyperbolic cosecant of a complex number can be expressed by:
</ahelp>
</paragraph>
</section>
<paragraph id="par_id195151657917534" role="code" xml-lang="en-US">
<image id="img_id23513691929169" src="res/helpimg/sc_func_imcsch.png">
<alt xml-lang="en-US" id="alt_id313882186926700">
csch(a+bi)=1/sinh(a+bi)
</alt>
</image>
</paragraph>
<embed href="text/scalc/01/ful_func.xhp#func_im_des"/>
<embed href="text/scalc/01/ODFF.xhp#odff"/>
<embed href="text/scalc/01/ful_func.xhp#func_head_syntax"/>
<paragraph id="par_id30461169611909" role="code" xml-lang="en-US">
<variable id="imcsch">IMCSCH</variable>(Complex_number)
</paragraph>
<paragraph id="par_id1899971619670" role="paragraph" xml-lang="en-US">
<embedvar href="text/scalc/01/ful_func.xhp#func_define_complex"/> whose hyperbolic cosecant needs to be calculated.
</paragraph>
<paragraph id="par_id2596524410490" 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_id22040168142858" 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>
<embed 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_imcsch.xhp#imcsch"/>("4-3i")
</item><br/>
returns -0.036275889628626+0.0051744731840194i.
</paragraph>
<paragraph id="par_id2395211576789" role="paragraph" xml-lang="en-US">
<item type="input">
=<embedvar href="text/scalc/01/func_imcsch.xhp#imcsch"/>(2)
</item><br/>
returns 0.275720564771783 as a string. <embedvar href="text/scalc/01/ful_func.xhp#func_imag_zero"/>
</paragraph>
<section id="relatedtopics">
<paragraph id="par_id981669816698166" role="paragraph" localize="false" xml-lang="en-US">
<embedvar href="text/scalc/01/func_imcsc.xhp#imcsc_head"/>,
<embedvar href="text/scalc/01/func_imsec.xhp#imsec_head"/>,
<embedvar href="text/scalc/01/func_imsech.xhp#imsech_head"/>
</paragraph>
</section>
</body>
</helpdocument>
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