# Events for the weeks of February 19th − March 4th

Sun Mon Tue Wed Thu Fri Sat January 2017 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Sun Mon Tue Wed Thu Fri Sat February 2017 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
Sun Mon Tue Wed Thu Fri Sat March 2017 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Sun Mon Tue Wed Thu Fri Sat April 2017 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Sun Mon Tue Wed Thu Fri Sat May 2017 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

Tue, Feb. 21
11am (MATH 350)
###### Number Theory
Arthur Baragar (University of Nevada Las Vegas)
Apollonian packings in higher dimensions and ample cones on K3 surfaces
Tue, Feb. 21
12:10pm (Math …
###### Kempner
Peter Elliott (CU Boulder)
Asymptotic estimates for mean values of multiplicative functions, then and now
Tue, Feb. 21
1pm (MATH 220)
Jeffrey Shriner (CU Boulder)
NP-hardness Results for the Subpower Membership Problem, Part 1
Tue, Feb. 21
2pm (MATH 220)
###### Logic
Jakub Bulin (CU)
Blockers, loop lemmata and tree formulas
Tue, Feb. 21
3pm (Math 350)
###### FRAGMENT
Graeme Wilkin (NUS)
The reverse Yang-Mills-Higgs flow in the neighbourhood of a critical point
Sponsored by the Meyer Fund
Tue, Feb. 21
3pm (Math 220)
###### Functional Analysis
Alex Kumjian (University of Nevada, Reno)
Obstructions to Lifting Cocycles on Groupoids and the Associated $C$-Algebras (Part III)
Tue, Feb. 21
4pm (MATH 350)
###### Topology
Andy Riddle (CU Boulder)
Thom Spectra and the Pontryagin-Thom Theorem
Tue, Feb. 28
11am (MATH 350)
###### Number Theory
Pedro Berrizbeitia (ULAM Visitor)
TBA
Tue, Feb. 28
1pm (MATH 220)