I am using a fragment shader to, among other things, calculate the eigenvectors of a 2x2 matrix.I can calculate the eigenvalues just fine using the quadratic formula on the characteristic equation ...

The 2x2 matrix is about as simple as a chart can be: Just take two factors that have some relationship with one another, assign one the horizontal axis and the other the vertical axis.

I have found that one of the best frameworks for helping get things done is the classic “urgent vs. important” two-by-two matrix.

By examining how useful a skill should be, and how much time it would take you to learn, you can plot various skills on a 2×2 matrix: stuff that’s easy to learn and really useful is a clear ...

The topic of industry disruption — “a process whereby a smaller company with fewer resources is able to successfully challenge established incumbent businesses” — is rife with ...