improve test suit
This solution only works for vectors that are already sorted from low to high :) but it passed the test suite
This works in R2012b, but not on cody
function ans = duplicate(x)
Remove the polynomials that have positive real elements of their roots.
Distance walked 3D
frame of the matrix
Area of an equilateral triangle
What is Sum Of all elements of Matrix
First non-zero element in each column
Matrix which contains the values of an other matrix A at the given locations.
Remove from a 2-D matrix all the rows that contain at least one element less than or equal to 4
Matrix with different incremental runs
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