BU Mathematical Physics SeminarFall 2007Thursday 3:30  5:00 at Boston UniversityThe seminar is often followed by a dinner with the speaker (please ask at the end of the seminar for details) 




Nonperturbative aspects of QFT 



Visualizing solutions to Dyson Schwinger equations 

Potts Model, O(n) nonlinear sigmamodels and Spanning Forests 

Differential geometry on a renormalization bundle 

On renormalization in coordinate space 

Renormalization and mixed Hodge Structures 

Paul Norbury (BU and U. of Melbourne)
Lattice point counting and ribbon graphs 
No seminar 

Ivan Horozov (Brandeis U.) Properties of ndimensional iterated integrals 

Kevin Costello (Northwestern U.)
Renormalisation and the BatalinVilkovisky formalism 
