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For questions related to teaching mathematics. For questions in Mathematics Education as a scientific discipline there is also the tag mathematics-education. Note you may also ask your question on http://matheducators.stackexchange.com/.

44 votes
13 answers
20k views

How to draw knots with LaTeX?

I am writing an exam for my students, and the topic is intro knots theory. I have no idea how to put knots into the file, but I know many MO users who can draw amazing diagrams in their papers. Can …
Hailong Dao's user avatar
  • 30.6k
21 votes
Accepted

How to introduce notions of flat, projective and free modules?

Hi Pete, this sounds like a lot of fun! I wish I could be there (-: Here is a concrete and useful property of flatness, you can explain it without using Tor. Suppose $R\to S$ is a flat extension. T …
Hailong Dao's user avatar
  • 30.6k
16 votes
9 answers
4k views

How to motivate the skein relations?

I am teaching an advanced undergraduate class on topology. We are doing introductory knot theory at the moment. …
Hailong Dao's user avatar
  • 30.6k
8 votes
4 answers
4k views

How to teach introductory statistic course to students with little math background?

Next semester I will teach an elementary statistic course for the first time (which I am actually quite excited about). A brief description can be found here. I am told to expect very little math back …