@Robert, can you please verify that the last test case is correct?
I corrected a typo, checked the "Restore all solutions" box, and clicked "Save." Not sure how to tell when they're rescored.
Sum of first n terms of a harmonic progression
Sum the entries of each column of a matrix which satisfy a logical condition.
Create a vector whose elements depend on the previous element
Reverse the elements of an array
Fletcher-Reeves Conjugate Gradient Method
Partial pivoting for Gauss Elimination
Forward Elimination for Gauss Elimination
Gauss Eliminate 2-by-2 example
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