aya83 发表于 2007-12-19 22:49

[求助][讨论]迭代法

<p><span lang="EN-US" twffan="done" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">拜托高手看下这个方程能不能用牛顿迭代法求？未知参数为m，个t<sub>i</sub>（i=1，……，20）为已知，m可取初值1.2，方程见附件</span></p><p><span lang="EN-US" twffan="done" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">万不得已，恳请大家帮忙看下！</span></p><p><span lang="EN-US" twffan="done" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">我试着用牛顿迭代法，没解出来，可能是自己的方法不对，</span></p><br/>

645464 发表于 2012-9-10 22:20

爱莫能助呀！

zswseu 发表于 2012-9-18 21:54

这是用mathematica么
页: [1]
查看完整版本: [求助][讨论]迭代法