<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"
	xmlns:media="http://search.yahoo.com/mrss/"
	xmlns:content="http://purl.org/rss/1.0/modules/content/"
	xmlns:wfw="http://wellformedweb.org/CommentAPI/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:atom="http://www.w3.org/2005/Atom"
	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
	xmlns:slash="http://purl.org/rss/1.0/modules/slash/"
	>

<channel>
	<title>弦线法 - 四号程序员</title>
	<atom:link href="https://www.coder4.com/archives/tag/%E5%BC%A6%E7%BA%BF%E6%B3%95/feed" rel="self" type="application/rss+xml" />
	<link>https://www.coder4.com</link>
	<description>Keep It Simple and Stupid</description>
	<lastBuildDate>Thu, 26 Nov 2009 08:37:52 +0000</lastBuildDate>
	<language>en-US</language>
	<sy:updatePeriod>
	hourly	</sy:updatePeriod>
	<sy:updateFrequency>
	1	</sy:updateFrequency>
	<generator>https://wordpress.org/?v=6.8.3</generator>
	<item>
		<title>弦线法求根--c语言描述</title>
		<link>https://www.coder4.com/archives/92</link>
					<comments>https://www.coder4.com/archives/92#respond</comments>
		
		<dc:creator><![CDATA[coder4]]></dc:creator>
		<pubDate>Thu, 26 Nov 2009 08:37:52 +0000</pubDate>
				<category><![CDATA[算法&数据结构]]></category>
		<category><![CDATA[c语言]]></category>
		<category><![CDATA[弦线法]]></category>
		<category><![CDATA[方程求根]]></category>
		<guid isPermaLink="false">http://www.coder4.com/?p=92</guid>

					<description><![CDATA[先看一下数学原理！ 1.取两个不同的点（x1,x2)， &#160; 如果x1,x2两点相反 则在x1,x2之内必有一个根。 &#160; 如果两者同符号则改变x1.x2的值使 f(x1),f(x2)异号为止， 2.连接（x1,f(x1)(x2,f(x2))使之与x轴交于 x轴于一点， &#160; 用公式：x=(x1*f(x2)-x2*f(x1))/(f(x2)-f(x1)) 再用x得出f(x); 3. 若f(x)与f(x1)同号则根必在(x,x2)内 此时将x作为新的 x1， 如果[......] 继续阅读]]></description>
		
					<wfw:commentRss>https://www.coder4.com/archives/92/feed</wfw:commentRss>
			<slash:comments>0</slash:comments>
		
		
			</item>
	</channel>
</rss>
