Whether the input is vector?
Getting logical indexes
Do Fast Fourier Transformation
Area of a Square
Matlab Basics II - Count rows in a matrix
Matlab Basics II - Operations and Matrix Dimensions
Matlab Basics II - Determine if an array has a 3rd dimension
Matlab Basics - Set unwanted parts of a vector to zero
Matlab Basics - Rounding I
Matlab Basics - Rounding III
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