Thursday, October 4, 2018

Thursday, October 4, 2018 — 1:30 PM EDT

Title: Controllable graphs

Speaker:   Chris Godsil Affiliation: University of Waterloo Room: MC 6486

Abstract: A graph is controllable if no eigenvector is orthogonal to the all-ones vector.

Thursday, October 4, 2018 — 3:30 PM EDT

Title: Representable orientable matroids that are not real-representable

Speaker:  Rutger Campbell Affiliation: University of Waterllo Room: MC 5417

Abstract: In this talk we will have a brief introduction to oriented matroids and their relation to real-representability.

S M T W T F S
30
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
1
2
3
  1. 2022 (115)
    1. October (6)
    2. September (11)
    3. August (2)
    4. July (17)
    5. June (17)
    6. May (10)
    7. April (12)
    8. March (18)
    9. February (10)
    10. January (13)
  2. 2021 (103)
    1. December (3)
    2. November (7)
    3. October (6)
    4. September (12)
    5. August (6)
    6. July (10)
    7. June (12)
    8. May (7)
    9. April (9)
    10. March (13)
    11. February (8)
    12. January (10)
  3. 2020 (119)
  4. 2019 (167)
  5. 2018 (136)
    1. December (2)
    2. November (18)
    3. October (14)
    4. September (7)
    5. August (2)
    6. July (10)
    7. June (13)
    8. May (17)
    9. April (9)
    10. March (19)
    11. February (14)
    12. January (11)
  6. 2017 (103)
  7. 2016 (137)
  8. 2015 (136)
  9. 2014 (88)
  10. 2013 (48)
  11. 2012 (39)
  12. 2011 (36)
  13. 2010 (40)
  14. 2009 (40)
  15. 2008 (39)
  16. 2007 (15)