C++MFC中用迭代法在计算器中求一个数开三次根
\u6c42\u4e00mfc\u8ba1\u7b97\u5668\u7ed9\u6211\u4f60\u7684\u90ae\u4ef6\u5730\u5740
\u6211\u8fd9\u91cc\u6709,\u8981\u5c31\u7559\u4e0b\u90ae\u7bb1,\u6211\u76f4\u63a5\u53d1\u7ed9\u4f60.
m_dCur变量的定义是否是浮点类型的？否则y=m_dCur/3;
y可能为0
-1.#IND这是出现被0除的情况才出现的值
绛旓細鍚﹀垯y=m_dCur/3;y鍙兘涓0 -1.#IND杩欐槸鍑虹幇琚0闄ょ殑鎯呭喌鎵嶅嚭鐜扮殑鍊
绛旓細姹俷鐨勫钩鏂规牴锛屽厛鍋囪涓鐚滄祴鍊糥0 = 1锛岀劧鍚庢牴鎹互涓嬪叕寮忔眰鍑篨1锛屽啀灏哫1浠ｅ叆鍏紡鍙宠竟锛岀户缁眰鍑篨2鈥﹂氳繃鏈夋晥娆杩唬鍚庡嵆鍙眰鍑簄鐨勫钩鏂规牴锛孹k+1 鍙傝冭祫鏂欙細http://www.blogjava.net/tinysun/archive/2009/03/01/242126.html
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绛旓細A = [1 0.02 0.04 0.02 0.02;0.04 1 0.08 0.04 0.04;0.03846 0.03846 1 0.03846 0.03846;0.08 0.08 0.16 1 0.08;0.05 0.05 0.1 0.05 1 ];b = [403.241; 291.56763; 292.425; 221.7813; 293.1695];x...
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