Write a function to implement partial pivoting for Gauss elimination, given the pivot element.
Sorry but I don't understand the test suite.
Test for balanced parentheses
Hackathon: the beginnings
Number of 1s in a binary string
Sum the numbers on the main diagonal
Free Fall analytical solution (Chapra 2012 textbook Example 1.1)
Gauss Eliminate 2-by-2 example
Sequential Unconstrained Minimization (SUMT) using Exterior Penalty
Quasi-Newton Method for Unconstrained Minimization using BFGS Update
Forward Elimination for Gauss Elimination
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