Topology Seminar Archives

Date Speakers
Friday, October 18, 2019 - 11:00 to 11:45
Box and Nabla Products, Part II
Paul M. Gartside
Friday, October 11, 2019 - 11:00 to 11:45
Box and Nabla Products, Part I
Paul M. Gartside
Friday, April 19, 2019 - 11:00 to 11:45
The problem of equal parts
Dana Bartosova
Carnegie Mellon University
Friday, March 22, 2019 - 10:00 to 10:45
The normal Reed space problem
Peter Nyikos
University of South Carolina
Friday, February 15, 2019 - 11:00 to 11:45
Filters F for which the space F +omega embeds into a box product or real lines.
Hector Alonso Barriga-Acosta
Monday, December 3, 2018 - 11:00 to 11:45
Eulerian and Almost Injective Maps
Paul M. Gartside
Monday, November 5, 2018 - 11:00 to 11:45
A Discrete (0,1)-Generator for a General Metric Space, Part II
Alexandra Yuschik
Monday, October 29, 2018 - 11:00 to 11:45
A Discrete (0,1)-Generator for a General Metric Space, Part I
Alexandra Yuschik
Monday, October 22, 2018 - 11:00 to 11:45
(omega_1, omega)-metacompactness, Part II
Hector Acosta
Monday, October 8, 2018 - 11:00 to 11:45
(omega_1, omega)-metacompactness
Hector Acosta
Monday, April 16, 2018 - 13:00
Hereditarily irreducible maps onto superdendrites are not Continuumwise injective.
Benjamin Espinoza
Monday, April 9, 2018 - 13:00 to 14:00
Weakly Whitney preserving maps III
Benjamin Espinoza
Monday, April 2, 2018 - 13:00
Weakly Whitney preserving maps II
Benjamin Espinoza
Monday, March 26, 2018 - 13:00
Weakly Whitney preserving maps I
Benjamin Espinoza
Monday, February 26, 2018 - 13:00 to 13:50
Playing the strong Choquet game in $K(X)$
Monday, January 29, 2018 - 13:00 to 13:50
A direct solution to the generic point problem.
Andrew Zucker
Carnegie Mellon University
Monday, January 22, 2018 - 13:00 to 13:50
Baire Category of the Space of Compact Subsets
Monday, November 27, 2017 - 11:00 to 11:50
Cook continuum, function spaces and free topological groups, Part II
Monday, November 13, 2017 - 11:00 to 11:50
Cook continuum, function spaces and free topological groups
Monday, November 6, 2017 - 11:00 to 11:50
Compact spaces in the $G_{\delta}$ topology.
Paul Szeptycki
York University, Toronto
Monday, October 30, 2017 - 11:00 to 11:50
Some Examples of Discrete $(0,1)$-Generators
Monday, October 16, 2017 - 11:00 to 11:50
The Realization and Reconstruction of Topological Groups
Tuesday, October 10, 2017 - 11:00 to 11:50
n-ac Graphs, Graphlike Continua, Part I
Monday, October 2, 2017 - 11:00 to 11:50
Uniformly Continuous Maps Between Function Spaces
Monday, September 25, 2017 - 11:00 to 11:50
Frucht-type Theorems for Topological Groups
Monday, September 18, 2017 - 11:00 to 11:50
n-arc Hyperspaces, Part II
Benjamín Espinoza
Monday, September 11, 2017 - 11:00 to 11:50
n-arc Hyperspaces, Part I
Benjamín Espinoza
Monday, August 28, 2017 - 11:30 to 12:30
Organizational Meeting
Monday, April 17, 2017 - 15:00 to 15:50
Another Application of a Partition Relation-- "Big" S and L Spaces
Alex Yuschik
Monday, April 10, 2017 - 15:00 to 15:50
Graph-like Continua: Strong Connection
Monday, April 3, 2017 - 15:00 to 15:50
Graph-like Continua: Characterizations and Eulerian Loops
Monday, March 27, 2017 - 15:00 to 15:50
On functional tightness of infinite products
Monday, January 30, 2017 - 15:00 to 15:50
Applications of Partition Problems
Alex Yuschik
Monday, January 23, 2017 - 15:00 to 15:50
Three Partition Problems and an Application
Alex Yuschik
Monday, January 16, 2017 - 15:00 to 15:50
Tukey Order on K(M)'s (II)
Monday, January 9, 2017 - 15:00 to 15:50
Tukey Order on K(M)'s (I)
Monday, December 5, 2016 - 15:00 to 15:50
Neighborhood Filters, the Free Abelian Group, and the Tukey Order
Monday, November 7, 2016 - 15:00 to 15:50
Questions on $n$-arcwise connectedness and $n$-strong arcwise connectedness in Hyperspaces of Continua.
Benjamin Espinoza
Monday, October 31, 2016 - 15:00 to 15:45
Small Cardinals and Topology
Monday, October 24, 2016 - 15:00 to 15:50
Neighborhood types and compact subsets in locally convex spaces
Monday, October 10, 2016 - 15:00 to 15:50
When is $H(X)$ compact?
Monday, October 3, 2016 - 15:00 to 15:50
A Proof of the $\Delta$-System Lemma and Some Examples
Monday, September 26, 2016 - 15:00 to 15:50
On Weak and Pointwise Topologies in Function Spaces, Part II
Mikolaj Krupski
Monday, September 19, 2016 - 15:00 to 15:50
On Weak and Pointwise Topologies in Function Spaces, Part I
Monday, September 12, 2016 - 15:00 to 15:50
Hereditarily Baire not Polish
Monday, August 29, 2016 - 15:00 to 15:50
Organizational Meeting
Friday, June 3, 2016 - 12:00 to 12:50
Posets of $\lambda$-compact sets
Ana Mamatelashvili
Auburn University
Friday, April 22, 2016 - 12:00 to 12:50
Eulerian loops in graph-like continua
Friday, April 15, 2016 - 12:00 to 12:50
When a k-space is Fréchet-Urysohn: Part 2
Friday, April 8, 2016 - 12:00 to 12:50
When a k-space is Fréchet-Urysohn: Part 1
Friday, April 1, 2016 - 12:00 to 12:50
Eulerian Paths and Circuits in Graph-like Spaces, Part 2
Benjamin Espinoza
Friday, March 25, 2016 - 12:00 to 12:50
Eulerian Paths and Circuits in Graph-like Spaces
Benjamin Espinoza
Friday, March 18, 2016 - 12:00 to 12:50
$\Sigma$-Products with Calibre $(\omega_1,\omega)$
Friday, March 4, 2016 - 12:00 to 12:50
When $C_p(X)$ is Fréchet-Urysohn
Friday, February 26, 2016 - 12:00 to 12:50
The Strong Pytkeev Property in Function Spaces (redux)
Friday, February 12, 2016 - 12:00 to 12:50
Compact Homeomorphism Groups are Profinite
Friday, February 5, 2016 - 12:00 to 12:50
Inverse Limits of Finite Eulerian Graphs
Benjamin Espinoza
Friday, January 29, 2016 - 12:00 to 13:00
A Generator Version of Asanov's Theorem and Some Examples
Friday, January 22, 2016 - 12:00 to 13:00
Productivity of Calibre $(\omega_1,\omega)$: Some Examples
Friday, January 15, 2016 - 12:00 to 13:00
Tukey Types and Invariants of $\mathscr{K}(S)$ for $S \subseteq \omega_1$ - Results and Problems
Friday, January 8, 2016 - 12:00 to 13:00
Organizational Meeting
Friday, November 6, 2015 - 12:00
Homeomorphism Groups without a Minimum Group Topology, Automorphism Groups with...
Friday, October 30, 2015 - 12:00 to 13:00
A Generator Variant of the Arhangelskii-Pytkeev Theorem
Friday, October 23, 2015 - 12:00
Reconstruction of Compact Metrizable Spaces
Friday, October 9, 2015 - 12:00
Eulerian Paths in Continua - Open Problems
Ben Espinoza
University of Pittsburgh - Greensburg
Friday, October 2, 2015 - 12:00
Eulerian Paths in Continua
Ben Espinoza
University of Pittsburgh - Greensburg
Friday, September 25, 2015 - 12:00
Strongly Pytkeev Spaces, Groups and Function Spaces
University of Pittsburgh
Friday, September 18, 2015 - 12:00
Minimal and Minimum Group Topologies and H(X)
University of Pittsburgh
Friday, September 11, 2015 - 12:00
Reconstructing Topological Graphs and Continua
University of Pittsburgh
Thursday, February 12, 2015 - 11:00 to 12:00
How Peano's space-filling curves sparked a century of deep research in topology, with more to come
Peter Nyikos
University of South Carolina
Friday, October 25, 2013 - 11:00 to 11:50
Continuous Functions onto Peano Continua - Part 2
Ben Espinoza
University of Pittsburgh
Friday, October 18, 2013 - 11:00 to 11:50
Continuous Functions onto Peano Continua
Ben Espinoza
University of Pittsburgh
Friday, October 11, 2013 - 11:00 to 11:50
Calibres of $K(M)$
University of Pittsburgh
Friday, September 27, 2013 - 11:00 to 11:50
A Metrization Theorem for Diagonal Calibres
University of Pittsburgh
Friday, September 20, 2013 - 11:00 to 11:50
Tukey Order - Introduction
Friday, September 13, 2013 - 11:00 to 12:00
A Counterexample for Metrizability
University of Pittsburgh
Friday, September 6, 2013 - 11:00 to 12:00
Arcwise increasing maps onto graphs
Ben Espinoza
University of Pittsburgh