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Simple and double Hurwitz numbers
Special Events| Speaker: | Renzo Cavalieri, Colorado State University |
| Location: | 1147 MSB |
| Start time: | Tue, Mar 9 2010, 1:10PM |
Simple Hurwitz numbers, ELSV formula. Goulden-Jackson-Vakil's observations and conjectures on double Hurwitz numbers. Graph counting to compute Hurwitz numbers, and piecewise polynomiality in genus 0.
Double Hurwitz numbers. Genus 0 wall crossing formula in detail. Higher genus. Speculations on possible directions, conjectures etc.