If, like me, you thought "linear algebra" meant "stuff without exponents", you should start here: http://www-math.mit.edu/~gs/papers/starting2matrices.pdf http

If, like me, you thought "linear algebra" meant "stuff without exponents", you should start here: http://www-math.mit.edu/~gs/papers/starting2matrices.pdf http://www-math.mit.edu/~gs/papers/starting2matrices.pdf It's the most accessible starter I've found to date. There is also a linear algebra group-learning thread somewhere on HN.