We usually meet in 508 Math at 6:30 PM and the talk takes place at 7:00 PM in 507 Math.
| Feb 29 **Wednesday** | 
				Stephen Fitz Columbia Undergrad  | 
			Completeness, Consistency, and Decidability in Mathematics | 
| Mar 21 **Wednesday** | 
				Melissa Liu Columbia  | 
			One Dimensional Toric Orbifolds | 
| 
				Mar 27 **Tuesday**  | 
			
				Mikhail Khovanov Columbia  | 
			Commutativity, Associativity and Beyond | 
| Apr 4 **Wednesday** | 
				Maksym Fedorchuk Columbia  | 
			Gentle Introduction to Geometric Invariant Theory | 
| Apr 18 **Wednesday** | 
				Maksym Lipyanskiy Columbia  | 
			Feynman Diagrams | 
| Apr 25 **Wednesday** | 
				 Vladislav Petkov Columbia Grad Student  | 
			Rational Points on Elliptic Curves |