假設今天我有一個方組寫成矩陣形式
┌Z11 Z12┐┌A┐ ┌a┐
│Z21 Z22││ │=│b│
└Z31 Z32┘└B┘ └c┘
A B為待求的未知數,其餘都常數,這樣的方程照理說無解,但我想出一組A0 B0
┌Z11 Z12┐┌A0┐ ┌a0┐
│Z21 Z22││ │=│b0│
└Z31 Z32┘└B0┘ └c0┘
使|a0-a|^2+|b0-b|^2+|c0-c|^2得值最小,In general,這些值可能都是complex,矩陣的
size也可能比這個大
請問matlab有適當的函數來處理這件事嗎?
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