22 Answers votes newest views recent 4Taking lecture notes in lectures 26Depressed graduate student. 5Tools for collaborative paper-writing 1Linear Algebra Texts? 41Periods and commas in mathematical writing 39What should be offered in undergraduate mathematics that’s currently not (or isn’t usually)? 15Memorizing theorems 2Sources for Bibtex entries 5Open source mathematical software. 3Reductio ad absurdum or the contrapositive? 4What out-of-print books would you like to see re-printed? 5Criteria for accepting an invitation to become an editor of a scientific journal 0Your experience of Computer Science/Programming in Mathematics Education? 20Justifying/Explaining math research in a public address 5Geometric invariant theory for geometers 3The Importance of ZF 3Nonstandard Methods ( or Model Theory ) and Arithmetic Geometry 1What arithmetic information is contained in the algebraic K-theory of the integers 3First group homology with general coefficients 1Injective Modules over Group Rings 2Resources for getting maths on to the web. 4What is a good reference (preferably thorough) for the Derived Category of a scheme/orbifold/stack?