
Hacker News: Front Page
shared a link post in group #Stream of Goodies

nhigham.com
What Is a Schur Decomposition?
A Schur decomposition of a matrix $latex A\in\mathbb{C}^{n\times n}$ is a factorization $LATEX A = QTQ^*$, where $LATEX Q$ is unitary and $LATEX T$ is upper triangular. The diagonal entries of $LAT…