forked from amazingfate/help
df4d4db740
Patch contributed by Oliver Rainer-Wittmann
i#118572 - remove ui string and help content regarding
usage of Java Mail in Writer's Mail Merge as Java
Mail is not used.
http://svn.apache.org/viewvc?view=revision&revision=1197035
Patches contributed by Herbert Duerr
updated help text for regexp word boundaries
http://svn.apache.org/viewvc?view=revision&revision=1228026
improved help text for word boundary regexp expression \b
http://svn.apache.org/viewvc?view=revision&revision=1234738
Patches contributed by Jurgen Schmidt
remove onlineregistration with dependencies
http://svn.apache.org/viewvc?view=revision&revision=1240245
Patch contributed by Regina Henschel
Extended tips for corner and cap style
http://svn.apache.org/viewvc?view=revision&revision=1242287
* re-enable on-line update help, remove obsolete on-line purchasing.
66 lines
4.0 KiB
XML
66 lines
4.0 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!--
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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-->
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<helpdocument version="1.0">
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<meta>
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<topic id="textsbasicshared03080202xml" indexer="include" status="PUBLISH">
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<title id="tit" xml-lang="en-US">Log Function [Runtime]</title>
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<filename>/text/sbasic/shared/03080202.xhp</filename>
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</topic>
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<history>
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<created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created>
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<lastedited date="2004-08-24T13:28:25">converted from old format - fpe</lastedited>
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</history>
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</meta>
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<body>
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<section id="log">
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<bookmark xml-lang="en-US" branch="index" id="bm_id3149416"><bookmark_value>Log function</bookmark_value>
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</bookmark>
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<paragraph role="heading" id="hd_id3149416" xml-lang="en-US" level="1" l10n="U" oldref="1"><link href="text/sbasic/shared/03080202.xhp" name="Log Function [Runtime]">Log Function [Runtime]</link></paragraph>
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<paragraph role="paragraph" id="par_id3145066" xml-lang="en-US" l10n="U" oldref="2">Returns the natural logarithm of a number.</paragraph>
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</section>
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<paragraph role="heading" id="hd_id3159414" xml-lang="en-US" level="2" l10n="U" oldref="3">Syntax:</paragraph>
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<bascode>
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<paragraph role="bascode" id="par_id3154760" xml-lang="en-US" oldref="4">Log (Number)</paragraph>
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</bascode>
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<paragraph role="heading" id="hd_id3149457" xml-lang="en-US" level="2" l10n="U" oldref="5">Return value:</paragraph>
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<paragraph role="paragraph" id="par_id3150791" xml-lang="en-US" l10n="U" oldref="6">Double</paragraph>
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<paragraph role="heading" id="hd_id3151211" xml-lang="en-US" level="2" l10n="U" oldref="7">Parameters:</paragraph>
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<paragraph role="paragraph" id="par_id3151041" xml-lang="en-US" l10n="U" oldref="8">
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<emph>Number:</emph> Any numeric expression that you want to calculate the natural logarithm for.</paragraph>
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<paragraph role="paragraph" id="par_id3150869" xml-lang="en-US" l10n="U" oldref="9">The natural logarithm is the logarithm to the base e. Base e is a constant with an approximate value of 2.718282...</paragraph>
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<paragraph role="paragraph" id="par_id3153968" xml-lang="en-US" l10n="U" oldref="10">You can calculate logarithms to any base (n) for any number (x) by dividing the natural logarithm of x by the natural logarithm of n, as follows:</paragraph>
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<paragraph role="paragraph" id="par_id3145420" xml-lang="en-US" l10n="U" oldref="11">Log n(x) = Log(x) / Log(n)</paragraph>
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<embed href="text/sbasic/shared/00000003.xhp#errorcode"/>
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<embed href="text/sbasic/shared/00000003.xhp#err5"/>
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<paragraph role="heading" id="hd_id3155131" xml-lang="en-US" level="2" l10n="U" oldref="12">Example:</paragraph>
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<bascode>
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<paragraph role="bascode" localize="false" xml-lang="en-US">Sub ExampleLogExp</paragraph>
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<paragraph role="bascode" localize="false" xml-lang="en-US">Dim a As Double</paragraph>
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<paragraph role="bascode" localize="false" xml-lang="en-US">Dim Const b1=12.345e12</paragraph>
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<paragraph role="bascode" localize="false" xml-lang="en-US">Dim Const b2=1.345e34</paragraph>
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<paragraph role="bascode" localize="false" xml-lang="en-US"> a=Exp( Log(b1)+Log(b2) )</paragraph>
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<paragraph role="bascode" id="par_id3149262" xml-lang="en-US" l10n="U" oldref="18"> MsgBox "" & a & chr(13) & (b1*b2) ,0,"Multiplication by logarithm function"</paragraph>
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<paragraph role="bascode" localize="false" xml-lang="en-US">End Sub</paragraph>
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</bascode>
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</body>
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</helpdocument>
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