One of the biggest challenges a lot of students face when learning college-level mathematics is justifying one’s work. It’s not enough in a true college-level math course to compute a right answer; ...

The uncompromising ethos of pure mathematics in the early post-war period was that any theorem should be provided with a proof which the reader could and should check. Two things have made this no ...

Good editors constantly refine their work, recasting sentences, rewriting paragraphs, and perhaps even reorganizing an article several times. This meant I did a lot of cutting and pasting, literally, ...