Pointer Aliasing - http://www.drdobbs.com/cpp/type-based-alias-analysis/184404273
                 - ftp://ftp.sgi.com/sgi/audio/audio.apps/dev/aliasing.html
Loop Unrolling   - https://stackoverflow.com/questions/8547778/why-are-elementwise-additions-much-faster-in-separate-loops-than-in-a-combined-l
Pipeling           - https://www.youtube.com/watch?v=3DSKn8ADtos
Loop vectorization - http://docs.cray.com/books/004-2192-002/html-004-2192-002/avlljm.html
https://stackoverflow.com/questions/16737298/what-is-the-fastest-way-to-transpose-a-matrix-in-c
https://www.elektronik-kompendium.de/sites/com/1705221.htm