Topology Seminar Archives
Date  Speakers  

Friday, January 28, 2022  11:00 to 12:00

Coloring Spaces 
Paul M. Gartside

Friday, January 21, 2022  11:00 to 12:00

Telgarksy's Conjecture 
Lynne Yengulalp
Wake Forest University

Friday, November 19, 2021  10:00

More on pseudoradial spaces 
Hector BarrigaAcosta
University of North Carolina

Friday, November 12, 2021  10:00

An Overview of Davies Trees, with Applications 
Thomas Gilton
University of Pittsburgh

Friday, November 5, 2021  10:00

Characterizing equivalence and duality of selection games 
Steven Clontz
University of Southern Alabama

Friday, October 29, 2021  10:00

How to Produce Continuum Many Pairwise NonHomeomorphic Psi(A)Spaces form Almost Disjoint Families, A, on Omega 
Hector BarrigaAcosta
University of North Carolina

Friday, October 22, 2021  10:00

Tukey Order, PBases, and Free Abelian Topological Groups 
Ziqin Feng
Auburn University

Friday, October 8, 2021  10:00

Topological games and cardinal inequalities 
Santi Spadaro
University of Palermo

Friday, October 1, 2021  10:00

On countable dense homogeneous topological vector spaces 
Mikolaj Krupski
University of Warsaw

Friday, September 24, 2021  10:00

The ABCs of PCF, with applications to Dowker spaces (part 2) 
Thomas Gilton
University of Pittsburgh

Friday, September 17, 2021  10:00

Planar embeddings of chainable continua 
Ana Anusic
University of Sao Paulo, Brazil

Friday, September 10, 2021  10:00

The ABCs of PCF, with applications to Dowker spaces 
Thomas Gilton
University of Pittsburgh

Friday, September 3, 2021  10:00

Discrete Generators 
Paul M. Gartside
University of Pittsburgh

Wednesday, May 5, 2021  16:30

Homogeneity degree of hyperspaces of continua 
Alejandro Illanes
University of Nambia

Wednesday, May 5, 2021  15:30

Fixedpointfree maps on treelike continua induced by commuting diagrams on trees 
Logan Hoehn
University of Nipissing

Wednesday, March 3, 2021  16:30

Rosenthal Families 
Arturo MartínezCelis
Wrocław University

Wednesday, February 24, 2021  16:30

Vietoris Hyperspaces of Erdős Spaces 
Rodrigo HernándezGutiérrez
Universidad Autónoma Metropolitana

Wednesday, February 17, 2021  16:30

On PsuedoRadial Spaces 
Hector Barriga
University of North Carolina, Charlotte

Wednesday, January 27, 2021  16:30

Translating Strategic Information Across Selection Games 
Jared Holshouser
Norwich University

Wednesday, January 20, 2021  16:30

Open Coloring Axioms and Combinatorics of the Reals 
Thomas Gilton
University of Pittsburgh

Wednesday, November 25, 2020  16:30

Roitman's Principle Delta 
Hector Barriga
University of North Carolina, Charlotte

Wednesday, November 18, 2020  16:30

What is a Guessing Model? 
Dr. Rahman Mohammadpour
Vienna University of Tehnology

Wednesday, November 11, 2020  16:30

Examples of DSpaces and Box Products 
Paul M. Gartside
University of Pittsburgh

Wednesday, November 4, 2020  16:30

Applications of Set Theory to Topology (part 2 of 2) 
Thomas Gilton
University of Pittsburgh

Wednesday, October 28, 2020  16:30

Applications of Set Theory to Topology (part 1 of 2) 
Thomas Gilton
University of Pittsburgh

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 BarrigaAcosta

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  
Monday, October 29, 2018  11:00 to 11:45

A Discrete (0,1)Generator for a General Metric Space, Part I  
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

nac 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

Fruchttype Theorems for Topological Groups  
Monday, September 18, 2017  11:00 to 11:50

narc Hyperspaces, Part II 
Benjamín Espinoza

Monday, September 11, 2017  11:00 to 11:50

narc 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

Graphlike Continua: Strong Connection  
Monday, April 3, 2017  15:00 to 15:50

Graphlike 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 graphlike continua  
Friday, April 15, 2016  12:00 to 12:50

When a kspace is FréchetUrysohn: Part 2  
Friday, April 8, 2016  12:00 to 12:50

When a kspace is FréchetUrysohn: Part 1  
Friday, April 1, 2016  12:00 to 12:50

Eulerian Paths and Circuits in Graphlike Spaces, Part 2 
Benjamin Espinoza

Friday, March 25, 2016  12:00 to 12:50

Eulerian Paths and Circuits in Graphlike 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 FréchetUrysohn  
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 ArhangelskiiPytkeev 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 spacefilling 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 