0 个投票

When I use 'eq' function or '==' I get strange results.
eq((0.6-0.2-0.2),0.2)
ans =
0
Please tell me why Matlab does not return true? What is not correct?

请先登录，再回答此问题。

 采纳的回答

Oleg Komarov
Oleg Komarov 2012-2-16

2 个投票

Please read this faq: http://matlab.wikia.com/wiki/FAQ#Why_is_0.3_-_0.2_-_0.1_.28or_similar.29_not_equal_to_zero.3F
In brief, note that .6 -.2 -.2 not equal to .2:
sprintf('%.17f',0.6-0.2-0.2)
ans =
0.19999999999999996

更多回答（0 个）

类别

在 帮助中心 和 File Exchange 中查找有关 Startup and Shutdown 的更多信息

标签

Community Treasure Hunt

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

Start Hunting!

Translated by