Hacker News
- How to use Zorn's lemma http://www.tricki.org/article/How_to_use_Zorns_lemma 37 comments
- Tricki, a repository of mathematical know-how http://www.tricki.org 10 comments
- Mathematical trick wiki Terrence Tao blogged about is now live - Tricki http://www.tricki.org/ 7 comments
- Tricki, a repository of mathematical know-how http://www.tricki.org/ 2 comments coding
- This Analysis question is harder than it looks... http://www.tricki.org/article/I_have_a_problem_about_integration 33 comments math
- TIL every measurable (not just continuous) additive function is of the form f(x) = cx http://www.tricki.org/article/how_to_change_for_all_x_there_exists_y_into_there_exists_y_such_that_for_all_x#example3everymeasurableadditivefunctionislinear 8 comments math
- Prove a consequence first. http://www.tricki.org/article/prove_a_consequence_first 5 comments math
- To prove that a number is irrational, show that it is almost rational http://www.tricki.org/article/to_prove_that_a_number_is_irrational_show_that_it_is_almost_rational 5 comments math