### News and Announcements

### Upcoming Seminars

**Tue, Nov 19, 11:00AM - MSB 3106**

Student Geo. : Sergei Tabachnikov, Pennsylvania State University*Introducing frieze patterns*

**Tue, Nov 19, 12:30PM - MSB 2112**

Student Research : Kaela Vogel, UC Davis*Seduced by symmetry: Nonnormality and strict-removal pulse perturbations of ecological communities*

**Tue, Nov 19, 1:30PM - MSB 3106**

Geometry : Sergei Tabachnikov, Pennsylvania State University*Cross-ratio dynamics on ideal polygons*

**Tue, Nov 19, 3:10PM - MSB 2112**

Alg. Geometry : Dragos Oprea, UCSD*Virtual invariants of Quot schemes of surfaces*

**Tue, Nov 19, 4:10PM - MSB 1147**

Data & Dec. : James Sharpnack, UC Davis, Statistics Department*Weak consistency of the 1-nearest neighbor measure with applications to missing data*

**Wed, Nov 20, 3:10PM - MSB 1147**

Applied & PDEs : Siyuan Ma*Toward Easy and Efficient Optimization for Modern Supervised Learning*

*...more seminars*