If all we need is 2*2 Matrix multiplication, then we don't even need Sylvester.js http://upload.wikimedia.org/math/3/b/f/3bf57ce5a7d5fc045401b73bf8f5f695.png
If all we need is 2*2 Matrix multiplication, then we don't even need Sylvester.js
http://upload.wikimedia.org/math/3/b/f/3bf57ce5a7d5fc045401b73bf8f5f695.png