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		<title><![CDATA[Approximatrix Forums — How to use GSL]]></title>
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		<description><![CDATA[The most recent posts in How to use GSL.]]></description>
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			<title><![CDATA[Re: How to use GSL]]></title>
			<link>https://forums.approximatrix.com/viewtopic.php?pid=3259#p3259</link>
			<description><![CDATA[<p>This is Kato Tomohisa from Japan.<br />It is solved.<br />I add linker option (compiler flafs) &quot;-lgsl&quot;.<br />Thank you.</p>]]></description>
			<author><![CDATA[null@example.com (Kato Tomohisa)]]></author>
			<pubDate>Fri, 04 Jan 2019 11:27:34 +0000</pubDate>
			<guid>https://forums.approximatrix.com/viewtopic.php?pid=3259#p3259</guid>
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			<title><![CDATA[How to use GSL]]></title>
			<link>https://forums.approximatrix.com/viewtopic.php?pid=3258#p3258</link>
			<description><![CDATA[<p>This is Kato Tomohisa from Japan.<br />I want to use GSL.</p><p>I installed GSL by SF Pakage Manager.<br />I edit program below.<br />But I can&#039;t build.<br />How I set Include and Lib.</p><p>#include &lt;stdio.h&gt;<br />#include &lt;gsl/gsl_sf_bessel.h&gt;</p><p>Program source<br />int main (void)<br />{<br />&nbsp; double x = 5.0;<br />&nbsp; double y = gsl_sf_bessel_J0 (x);<br />&nbsp; printf (&quot;J0(%g) = %.18e\n&quot;, x, y);<br />&nbsp; return 0;<br />}</p><p>Massage<br />==============================================================================<br />Generating Makefile... Okay<br />==============================================================================<br />Generating target.exe<br />build\bessel.o: In function `main&#039;:<br />- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - <br />D:\@ProgramSource\c/./bessel.c:8: undefined reference to `gsl_sf_bessel_J0&#039;<br />collect2.exe: error: ld returned 1 exit status<br />Error: Last command making (target.exe) returned a bad status<br />Error: Make execution terminated</p><p>* Failed *</p>]]></description>
			<author><![CDATA[null@example.com (Kato Tomohisa)]]></author>
			<pubDate>Fri, 04 Jan 2019 10:23:23 +0000</pubDate>
			<guid>https://forums.approximatrix.com/viewtopic.php?pid=3258#p3258</guid>
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