For an array A, determine whether it has 3 dimensions, return 0 if x is only 2D, and 1 if x is 3D
Element by element multiplication of two vectors
Matlab Basics II - Intervals
Matlab Basics II - Log and natural log
Matlab Basics - Rounding III
Matlab Basics II - Operations and Matrix Dimensions
Matlab Basics - Pick out parts of a vector
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