答案如下：
./是指向量(更準(zhǔn)確的說(shuō)法或許是 矩陣）中對(duì)應(yīng)的元素相除
/是指矩陣之間的除法
for instance
>> A=[9 12 15;6 18 24];
>> B=3;
>> C=[3 6 5;2 9 12];
>> D=A./B
D =
3 4 5
2 6 8
>> D=A/B
D =
3 4 5
2 6 8
>> E=A./C
E =
3 2 3
3 2 2
>> F=A/C //矩陣除法,相當(dāng)于A乘以C的逆陣
F =
1.9178 0.3313
0.5485 1.7301