Question

matlab中设A是一个矩阵,A^0.

Answer 1

% A^0.5 就是讲矩阵A开平方

>>A = magic(2)

B = A^0.5

C = real(B^2)

A =

1 3

4 2

B =

0.9583 + 0.8081i 0.9583 - 0.6061i

1.2778 - 0.8081i 1.2778 + 0.6061i

C =

1.0000 3.0000

4.0000 2.0000