For an array A, determine whether it has 3 dimensions, return 0 if x is only 2D, and 1 if x is 3D
The Goldbach Conjecture
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Sum the numbers on the main diagonal
Change the first and last diagonal element of the identity matrix to zero
Matlab Basics - Absolute Value
Matlab Basics II - Minimum
Matlab Basics - Logical Tests I
Matlab Basics - Convert a row vector to a column vector
Matlab Basics - Set unwanted parts of a vector to zero
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