清空筛选条件
清空筛选条件

Error when i create functions in sys

2 次查看（过去 30 天）
Yossi Benyakar
Yossi Benyakar 2017-9-24
评论： Karan Gill 2017-9-25
syms X
n=1;
F=square(2/(pi*X))*cos(X-pi/4-(pi*n)/2);
Input arguments must be 'double'
what worng?

请先登录，再回答此问题。

回答（1 个）

Star Strider
Star Strider 2017-9-24
The square (link) function is part of the Signal Processing Toolbox. It does not accept symbolic variables (in your example, that would be ‘X’).

类别

在 Help Center 和 File Exchange 中查找有关 Symbolic Math Toolbox 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