We [he and Halmos] share a philosophy about linear algebra: we think basis-free, we write basis-free , but when the chips are down we close the office door and compute with matrices like fury.
![We [he and Halmos] share a philosophy about linear algebra: we think basis-free, we write basis-free , but when the chips are down we close the office door and compute with matrices like fury.](http://cdn.quoteddaily.com/images/irving-kaplansky/we-he-and-halmos-share-a-philosophy-about-linear-algebra-we-think-basis-free-we-write-basis-free--but.jpg)
We [he and Halmos] share a philosophy about linear algebra: we think basis-free, we write basis-free , but when the chips are down we close the office door and compute with matrices like fury.