Check data input in data_matrix.txt. Note: The original input data is huge and could not be uploadded to GitHub. The code is also good for n rows data input when n is huge. The code in matrix_multiply ...

Multiplication in Python may seem simple at first—just use the * operator—but it actually covers far more than just numbers. You can use * to multiply integers and floats, repeat strings and lists, or ...

* Program re-ordering for improved L2 cache hit rate. * Automatic performance tuning. # Motivations # Matrix multiplications are a key building block of most modern high-performance computing systems.