矩阵一行乘一个数最后需要除去吗 矩阵，一行乘以一列，最后得一个数字是么
\u77e9\u9635\u4e00\u884c\u9664\u4e00\u4e2a\u6570\u6700\u540e\u9700\u8981\u4e58\u8fdb\u53bb\u5417\u5728z=1\u5904\u5316\uff1a \u4ee4t=z-1, \u5219z=t+1 f(z)=1/t(t+1-3) =1/t(t-2) =0.5/(t-2)-0.5/t =-0.25/(1-t/2)-0.5/t =-0.25[1+t/2+t^2/4+t^3/8+...]-0.5/t \u6b64\u5373\u4e3a\u5728z=1\u5904\u5c55\u5f00\u3002 \u5728z=3\u5904\u5316\uff0c\u4e5f\u540c\u7406\uff1a \u4ee4t=z-3, \u5219z=t+3 f(z)=1/t(t+3-1) =1/t(t+2) =0.5/t-0.5/(t+2) =0.5/t-0.25/(1+t/2) =0.5/t-0.25[1-t/2+t^2/4-t^3/8+..] \u6b64\u5373\u4e3a\u5728z=3\u5904\u5c55\u5f00
\u8ddf\u539f\u6765\u7684\u77e9\u9635\u7b49\u4ef7\uff1a
\u5bf9\u77e9\u9635A\u7684\u884c\u4e0e\u5217\u6216\u4ec5\u5bf9\u884c\u6216\u4ec5\u5bf9\u5217\u65bd\u4ee5\u82e5\u5e72\u6b21\u521d\u7b49\u53d8\u6362\u800c\u5f97\u5230\u77e9\u9635B,\u79f0\u4e3aA\u7b49\u4ef7\u4e8eB,\u8bb0\u4e3aA\u224cB.\u77e9\u9635\u7684\u7b49\u4ef7\u662f\u5728\u8ba8\u8bba\u4e00\u4e2a\u5411\u91cf\u7a7a\u95f4\u5230\u53e6\u4e00\u4e2a\u5411\u91cf\u7a7a\u95f4\u7684\u7ebf\u6027\u53d8\u6362\u7684\u5404\u79cd\u77e9\u9635\u8868\u793a\u95ee\u9898\u4e2d\u4ea7\u751f\u7684.\u6240\u8c13\u77e9\u9635\u7684\u521d\u7b49\u53d8\u6362,\u662f\u6307\u4ee5\u4e0b\u7684\u4efb\u4f55\u4e00\u79cd\u53d8\u6362\uff1a\u2460\u7528F\u4e2d\u4efb\u610f\u7684\u4e00\u4e2a\u4e0d\u4e3a\u96f6\u7684\u5143\u7d20\u03b1\u53bb\u4e58\u77e9\u9635\u7684\u7b2ci\u884c(\u5217)\uff1b\u2461\u628a\u77e9\u9635\u7684\u7b2ci\u884c\uff08\u5217\uff09\u7684b\u500d\u52a0\u4e8e\u7b2cj\u884c(\u5217),\u5176\u4e2db\u4e3aF\u4e2d\u4efb\u610f\u5143\u7d20\uff1b\u2462\u4e92\u6362\u77e9\u9635\u7684\u7b2ci\u4e0e\u7b2cj\u884c(\u5217),\u5e76\u5206\u522b\u79f0\u4e3a\u7b2c\u4e00\u3001\u7b2c\u4e8c\u3001\u7b2c\u4e09\u79cd\u521d\u7b49\u53d8\u6362.
不要的啊。
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绛旓細棣栧厛绾犳涓嬶紝鐭╅樀鐩镐箻锛屼笉闇瑕佺敤鐐逛箻鎴栫偣闄 Q*g鐨勫厓绱犺〃绀虹殑鏄疩鐨勮涓巊鐨勫垪鐩镐箻寰楀埌鐨勫厓绱 g*Q鐨勫厓绱犺〃绀虹殑鏄痝鐨勮涓嶲鐨勫垪鐩镐箻寰楀埌鐨勫厓绱 涓嶄竴鏍风殑銆倄=randi(3,3)y=magic(3)鍋囪姝ゆ椂闅忔満寰楀埌鐨勬槸锛歺= 3 3 1 1 2 2 3 3 3 y= 8 1 6 3 5 7 4 ...
