show det(A) = det(A') ?

2 次查看(过去 30 天)
Majid Alomari
Majid Alomari 2020-11-18
评论: Matt J 2020-11-18
A=[3 4;2 1]
det(A)=det(A')

回答(1 个)

Matt J
Matt J 2020-11-18
But it's not true!
A=rand(200);
isequal(det(A),det(A.'))
ans = logical
0
  1 个评论
Matt J
Matt J 2020-11-18
Fine, it's true within floating point precision:
A=rand(200);
percent_difference=(det(A)-det(A.'))/det(A)*100
percent_difference = 4.1836e-11

请先登录,再进行评论。

标签

产品


版本

R2019b

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by