Hi, what does ; exactly mean?
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I know that .* mean that you multiple the two elements of equally sized arrays. But in the first array and second the ; symbol occurs, but what is the exact meaning of this symbol? here is function
x=[1 2;3 4;5 6; 7 8].*[1;2;3;4]
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Stephen23
2021 年 11 月 29 日
Many basic MATLAB concepts, such as how to create matrices, are explained in the introductory tutorials:
回答 (2 件)
Jan
2021 年 11 月 29 日
Please read the Getting Started chapters of the documentation. This is recommended for beginners also: https://www.mathworks.com/learn/tutorials/matlab-onramp.html . Learning the basics from the manuals is more efficient than asking them in the forum.
The semicolon inside the concatenation operator [ ] or inside { } means a horizontal concatenation. Try it:
a = [1, 2]
size(a)
b = [1; 2]
size(b)
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