Generate the first n terms of a periodic sequence defined as
f(x) = 0, 2, 0, -2, 0, 2, 0, -2, ..., for x = 1, 2, 3, 4, 5, 6, 7, 8, ...
Distance walked 1D
Output any real number that is neither positive nor negative
Saving MATLAB session to a file
Back to Basics - Find no. of elements in a matrix?
Fast 1-D Convolution (valid shape)
Spot the First Occurrence of 5
Hankelize a matrix
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