![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/1269240/image.png)
What is the code for this cosine symbol?
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Hi,
How to write the cos-1 in Matlab? Is it to only use 'cosd' or 'cosd' but with some to represent -1?
Has anyone seen the cos-1 expression before?
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/1269195/image.jpeg)
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採用された回答
Walter Roberson
2023 年 1 月 19 日
By convention, a trig function with a
above it, represents the "arc" of the function
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/1269240/image.png)
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