Resources
Math3ma, an excellent blog run by Dr. Tai-Danae Bradley.
Mathematically Uncensored, a podcast by Dr. Pamela E. Harris and Dr. Aris Winger about the current events and issues for minorities in the mathematical sciences.
My Favorite Theorem, a podcast by Dr. Kevin Knudson and Dr. Evelyn Lamb with interviews with mathematicians..
q.uiver, for making commutative diagrams.