This is a subject I struggled with the first time I took it. Ironically, this was the engineering version of it. It wasn't until I took the rigorous, axiomatic version that everything clicked.

So, bad news: I flunked linear algebra. Good news: I didn't have to take it to begin with, it doesn't count towards my major GPA, and I can move on to differential equations w/linear algebra. On a ...

For more than 60 years, Professor Gilbert Strang has turned a linear algebra classroom at the Massachusetts Institute of ...