# Math Office Hours

# Math Office Hours

Math Office Hours is an informal math meetup that gets together every other Sunday at PS1 in the electronics area.

Past topics include:

- Group theory
- Pascal's Triangle
- Non-Euclidean geometry
- Geometry through affine transformations
- Sets and the uniqueness of the empty set
- Cantor's Theorem
- Induction
- Circular inversion in the complex plane
- Homotopy Type theory
- Logic
- Partial orders and equivalence relations
- The snake lemma
- Ants slowly moving along a branch that grows faster than they move
- The Chinese Remainder Theorem
- History of Mathematics
- Rational points on a circle