C++博客-Way,Method,Algorithmhttp://www.cppblog.com/yaowf99/算法的世界zh-cnTue, 14 Apr 2026 23:07:59 GMTTue, 14 Apr 2026 23:07:59 GMT60柱面圆弧拟合方法http://www.cppblog.com/yaowf99/archive/2006/12/27/16895.htmlWhaleWhaleTue, 26 Dec 2006 16:08:00 GMThttp://www.cppblog.com/yaowf99/archive/2006/12/27/16895.htmlhttp://www.cppblog.com/yaowf99/comments/16895.htmlhttp://www.cppblog.com/yaowf99/archive/2006/12/27/16895.html#Feedback0http://www.cppblog.com/yaowf99/comments/commentRss/16895.htmlhttp://www.cppblog.com/yaowf99/services/trackbacks/16895.htmlStep1:将柱面圆弧作投影到平面
Step2:在同一平面内对的圆弧进行拟合
Step3:将平面上拟和的结果映射回柱面
Step4:展开面上的直线和直线的拟合


Whale 2006-12-27 00:08 发表评论
]]>如何求切圆的圆心和切点【讨论】http://www.cppblog.com/yaowf99/archive/2006/12/22/16708.htmlWhaleWhaleThu, 21 Dec 2006 23:51:00 GMThttp://www.cppblog.com/yaowf99/archive/2006/12/22/16708.htmlhttp://www.cppblog.com/yaowf99/comments/16708.htmlhttp://www.cppblog.com/yaowf99/archive/2006/12/22/16708.html#Feedback0http://www.cppblog.com/yaowf99/comments/commentRss/16708.htmlhttp://www.cppblog.com/yaowf99/services/trackbacks/16708.html1）假设两段相交有序，有向圆弧，相交于第一段圆弧的末点（也就是第二段圆弧的起点，该点设为B点）
1）两段相邻圆弧的起点和终点的坐标，都知道
现在要给出另外一个半径为r和这两段圆弧都相切，求这个圆的圆心位置和切点。

Whale 2006-12-22 07:51 发表评论
]]>用Excel表开三次方,开n次方跟http://www.cppblog.com/yaowf99/archive/2006/12/21/16706.htmlWhaleWhaleThu, 21 Dec 2006 14:28:00 GMThttp://www.cppblog.com/yaowf99/archive/2006/12/21/16706.htmlhttp://www.cppblog.com/yaowf99/comments/16706.htmlhttp://www.cppblog.com/yaowf99/archive/2006/12/21/16706.html#Feedback3http://www.cppblog.com/yaowf99/comments/commentRss/16706.htmlhttp://www.cppblog.com/yaowf99/services/trackbacks/16706.html举例说明:＝8^(1/3)
                := 8^(1/4)
               ......
               : = 8^(1/n)
同理，开＝8^(n/m)都可以



Whale 2006-12-21 22:28 发表评论
]]>已知圆上两点和圆内一点如何求一个过这两个点的圆心坐标http://www.cppblog.com/yaowf99/archive/2006/12/19/16625.htmlWhaleWhaleTue, 19 Dec 2006 12:57:00 GMThttp://www.cppblog.com/yaowf99/archive/2006/12/19/16625.htmlhttp://www.cppblog.com/yaowf99/comments/16625.htmlhttp://www.cppblog.com/yaowf99/archive/2006/12/19/16625.html#Feedback0http://www.cppblog.com/yaowf99/comments/commentRss/16625.htmlhttp://www.cppblog.com/yaowf99/services/trackbacks/16625.html已知圆上两点和圆内一点如何求一个过这两个点的圆心坐标


Whale 2006-12-19 20:57 发表评论
]]>如何求圆弧上某点旋转一个角度以后另外一点的坐标http://www.cppblog.com/yaowf99/archive/2006/12/19/16602.htmlWhaleWhaleMon, 18 Dec 2006 17:23:00 GMThttp://www.cppblog.com/yaowf99/archive/2006/12/19/16602.htmlhttp://www.cppblog.com/yaowf99/comments/16602.htmlhttp://www.cppblog.com/yaowf99/archive/2006/12/19/16602.html#Feedback4http://www.cppblog.com/yaowf99/comments/commentRss/16602.htmlhttp://www.cppblog.com/yaowf99/services/trackbacks/16602.html已知：圆心，半径，和起点的切向


Whale 2006-12-19 01:23 发表评论
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