ALGEBRAIC TOPOLOGY SEMINAR
We meet on Thursdays from 15:00 to 16:30 in the upstairs classroom at CIMAT Mérida.
Participation in this seminar is open to students, researchers and professors. Please, contact the organizers if you are interested. This term's seminar will be a reading seminar about algebraic geometry for topologists.
Organizers: José Cantarero and Bernardo Villarreal. Emails: cantarero (at) cimat.mx and bernardo.villarreal (at) cimat.mx
Next seminar:
| Date | Speaker | Title |
|---|---|---|
| September 28th, 2023 | Bernardo Villarreal | Grassmanians, morphisms and irreducibility |
Previous seminars (click on each topic to unfold/fold details):
Persistent homology, September 2015-March 2016
| Date | Speaker | Title |
|---|---|---|
| September 18th, 2015 | José Cantarero | Introduction to persistent homology |
| September 21st, 2015 | José Cantarero | Introduction to persistent homology II |
| October 5th, 2015 | Sharon Yazel Pam Pech | Persistent homology for filtered complexes |
| October 15th, 2015 | Arfaxard Sánchez Estrella | Structure and representations of persistent homology |
| October 26th, 2015 | Isabel Hernández | Persistence diagrams |
| November 9th, 2015 | María Fernanda Delfín Ares de Parga | Algorithms for computing persistent homology |
| November 19th, 2015 | José Cantarero | Algorithms for persistent homology revisited |
| November 23rd, 2015 | José Cantarero | Algorithms for persistent homology revisited II |
| December 1st, 2015 | René Israel García Lara | Persistent Morse homology |
| December 7th, 2015 | José Cantarero | The relationship between the spectral sequence of a filtration and its persistent homology |
| January 18th, 2016 | Saray Pool Domínguez | Persistent homology for fractal structures |
| January 25th, 2016 | José Cantarero | Detecting features with persistent homology |
| February 5th, 2016 | José Cantarero | Detecting features with persistent homology II |
| February 15th, 2016 | Luis Jorge Sánchez | The Whitehead group of the Hilbert modular group |
| February 22nd, 2016 | René Israel García Lara | Measuring shape with topology |
| February 29th, 2016 | René Israel García Lara | Measuring shape with topology II |
| March 7th, 2016 | José Cantarero | The topology of evolution |
Topological K-theory, April 2016-June 2017
| Date | Speaker | Title |
|---|---|---|
| April 18th, 2016 | Margarita Martínez | Operations on vector bundles |
| April 29th, 2016 | Margarita Martínez | Operations on vector bundles II |
| May 2nd, 2016 | Arfaxard Sánchez | The Grothendieck construction and the K functor |
| May 9th, 2016 | José Cantarero | Some properties of vector bundles |
| May 16th, 2016 | Sharon Pam | From principal bundles to vector bundles |
| May 23rd, 2016 | Sharon Pam | From principal bundles to vector bundles II |
| June 3rd, 2016 | José Cantarero | The classification of vector bundles |
| June 6th, 2016 | José Cantarero | The classification of vector bundles II |
| June 13th, 2016 | José Cantarero | The Bott bundle |
| June 20th, 2016 | Israel García | Representability by Fredholm operators |
| June 27th, 2016 | Israel García | Representability by Fredholm operators II |
| August 22nd, 2016 | José Cantarero | Last term's summary |
| August 29th, 2016 | Antonio González | Fusion systems for groups, actions and representations |
| September 5th, 2016 | Saray Pool | K-theory as a cohomology theory |
| September 12th, 2016 | José Cantarero | Bott periodicity |
| September 19th, 2016 | José Cantarero | Bott periodicity II |
| October 3rd, 2016 | Israel García | Characteristic classes |
| October 10th, 2016 | Israel García | Characteristic classes II |
| October 17th, 2016 | José Cantarero | Characteristic classes III |
| October 31st, 2016 | José Cantarero | Characteristic classes IV |
| November 7th, 2016 | María Fernanda Delfín Ares de Parga | The Grothendieck-Riemann-Roch theorem |
| November 11th, 2016 | María Fernanda Delfín Ares de Parga | The Grothendieck-Riemann-Roch theorem II |
| November 14th, 2016 | Noé Bárcenas | The mathematics behind and after the Nobel prize in physics 2016 |
| November 28th, 2016 | Eduardo Ibarguengoytia | Coadjoint orbits and symplectic forms |
| December 5th, 2016 | José Cantarero | Complex structures on spheres |
| January 25th, 2017 | Sean Taylor | Perverse sheaves on toric varieties |
| February 8th, 2017 | José Cantarero | Representability of K-theory |
| February 15th, 2017 | José Cantarero | Representability of K-theory II |
| February 22nd, 2017 | Pedro Luis del Ángel | Towards a representation theory for algebraic groups |
| March 1st, 2017 | Arfaxard Sánchez | Algebraic K-theory and the Serre-Swan theorem |
| March 8th, 2017 | Arfaxard Sánchez | Algebraic K-theory and the Serre-Swan theorem II |
| March 15th, 2017 | Bárbara Gutiérrez | Robotic topology: Topological complexity |
| March 22nd, 2017 | José Cantarero | Twistings in cohomology |
| March 29th, 2017 | Harom May | Real vector bundles and KO-theory |
| April 5th, 2017 | Israel García | Topology of Fermi surfaces |
| April 26th, 2017 | Jesús González | Motion planning and generalized Hopf invariants |
| May 3rd, 2017 | Rogelio Pérez | Grothendieck topologies and rigid geometry |
| May 11th, 2017 | Rogelio Pérez | Grothendieck topologies and rigid geometry II |
| May 17th, 2017 | Francisco López | The dynamics of solenoidal homeomorphisms |
| May 24th, 2017 | José Cantarero | Twisted K-theory |
| May 31st, 2017 | José Cantarero | Twisted K-theory II |
| June 7th, 2017 | José Cantarero | The Eilenberg-Ganea theorem/conjecture and Whitehead's conjecture |
| June 14th, 2017 | Bárbara Gutiérrez | The Thom isomorphism |
| June 22nd, 2017 | Enrique Becerra | The notion of stack in differential geometry |
Representation theory in algebraic topology, August-December 2017
| Date | Speaker | Title |
|---|---|---|
| August 23rd, 2017 | José Cantarero | Connections between representation theory, algebraic topology and commutative algebra. An introduction |
| August 30th, 2017 | José Cantarero | The spectrum of the representation ring |
| September 13th, 2017 | José Cantarero | Derived localization |
| September 20th, 2017 | José Cantarero | Derived localization II |
| September 27th, 2017 | Arfaxard Sánchez | Transfer maps for finite transporter categories |
| October 11th, 2017 | Alffer Hernández | Fibrations and cofibrations in the category MAP |
| October 25th, 2017 | Ángel Jiménez | Semicoverings of topological groups |
| November 8th, 2017 | Arfaxard Sánchez | The cohomology of blocks of finite groups |
| November 15th, 2017 | José Cantarero | The loop space of the p-completion of a classifying space I |
| November 22nd, 2017 | José Cantarero | The loop space of the p-completion of a classifying space II |
| November 29th, 2017 | José Cantarero | Quillen's conjecture |
| December 6th, 2017 | José Cantarero | Quillen's conjecture II |
| December 13th, 2017 | José Cantarero | Factoring Bott's map |
Infinity categories, January-December 2018
| Date | Speaker | Title |
|---|---|---|
| January 24th, 2018 | José Cantarero | What is an infinity-category? |
| January 31st, 2018 | José Cantarero | What is an infinity-category? II |
| February 7th, 2018 | Sharon Pam | The fundamental groupoid |
| February 14th, 2018 | Sharon Pam | The fundamental groupoid II |
| February 28th, 2018 | Arfaxard Sánchez | Enriched categories |
| March 7th, 2018 | Arfaxard Sánchez | Enriched categories II |
| March 21st, 2018 | Ángel Jiménez | Introduction to simplicial sets |
| April 11th, 2018 | Jorge Alberto Sánchez | G-fibrant extensions |
| April 18th, 2018 | Luis Jorge Sánchez | Classifying spaces and Hilbert's modular group |
| May 2nd, 2018 | José Cantarero | Kan complexes |
| May 16th, 2018 | José Cantarero | Kan complexes II |
| May 23rd, 2018 | José Cantarero | Kan complexes III |
| June 6th, 2018 | José Cantarero | Constructions with infinity-categories |
| June 13th, 2018 | José Cantarero | Introduction to stable homotopy |
| June 20th, 2018 | José Cantarero | Introduction to stable homotopy II |
| June 27th, 2018 | José Cantarero | Limits and colimits |
| July 4th, 2018 | José Cantarero | Limits and colimits II |
| July 11th, 2018 | José Cantarero | Higher limits and colimits |
| July 18th, 2018 | José Cantarero | Higher limits and colimits II |
| July 25th, 2018 | José Cantarero | Homology and cohomology of categories |
| August 1st, 2018 | José Cantarero | Geometric realization and simplicial homology |
| August 8th, 2018 | José Cantarero | Vector fields on spheres |
| October 10th, 2018 | José Cantarero | Infinity-categories and categorical constructions |
| October 17th, 2018 | José Cantarero | Infinity-categories and categorical constructions II |
| October 31st, 2018 | Ángel Jiménez | Homotopy limits and colimits |
| November 7th, 2018 | José Cantarero | Homotopy limits and colimits II |
| November 14th, 2018 | José Cantarero | Homotopy limits and colimits III |
| November 28th, 2018 | José Cantarero | Spaces of homomorphisms to Lie groups |
| December 5th, 2018 | Noé Bárcenas | Topological rigidity of Alexandrov spaces |
Homological stability, January-May 2019
| Date | Speaker | Title |
|---|---|---|
| January 23rd, 2019 | José Cantarero | An introduction to homological stability and representation stability |
| January 30th, 2019 | José Cantarero | Homological stability of symmetric groups |
| February 6th, 2019 | José Cantarero | Homological stability of symmetric groups II |
| February 13th, 2019 | Ángel Jiménez | Representations of symmetric groups |
| February 20th, 2019 | Ángel Jiménez | Representations of symmetric groups II |
| February 27th, 2019 | José Cantarero | Homological stability of symmetric groups III |
| March 6th, 2019 | José Cantarero | The complex of injective words |
| March 13th, 2019 | José Cantarero | Homological stability for unordered configuration spaces |
| March 20th, 2019 | Arfaxard Sánchez | Introduction to FI-modules |
| March 27th, 2019 | Andrés Pedroza | Floer Lagrangian homology of the Clifford torus in the projective space blown-up at a point |
| April 3rd, 2019 | Arfaxard Sánchez | Introduction to FI-modules II |
| April 10th, 2019 | José Cantarero | Homological stability for unordered configuration spaces II |
| May 9th, 2019 (C4, 9:30-10:30) | Luis Hernández | Banach's isometric problem in dimension 4k+2 |
| May 22nd, 2019 | José Cantarero | Homological stability for unordered configuration spaces III |
Introduction to algebraic topology, June-August 2019
| Date | Speaker | Title |
|---|---|---|
| June 5th, 2019 | José Cantarero | Introduction to homology |
| June 14th, 2019 | José Cantarero | Introduction to homology II |
| June 19th, 2019 | José Cantarero | Some applications of the fundamental group |
| June 26th, 2019 | José Cantarero | Some applications of the fundamental group II |
| July 3rd, 2019 | José Cantarero | Some applications of the fundamental group III |
| July 17th, 2019 | José Cantarero | Some applications of the fundamental group IV |
| July 24th, 2019 | José Cantarero | Singular homology and degree of maps |
| July 30th, 2019 | José Cantarero | Jordan curve theorem and Poincaré duality |
| July 31st, 2019 | Chi-Kwong Fok | Twisted K-theory and extended Verlinde algebra |
| August 14th, 2019 | Omar Antolín | How far is SU(2) from being abelian? |
Stable homotopy theory, August-December 2019
| Date | Speaker | Title |
|---|---|---|
| August 21st, 2019 | José Cantarero | An introduction to stable homotopy |
| August 28th, 2019 | José Cantarero | Prespectra in the sense of Adams |
| September 4th, 2019 | José Cantarero | Functions, maps and homotopies for prespectra |
| September 11th, 2019 | José Cantarero | The homotopy category of spectra |
| September 18th, 2019 | Víctor A. Torres | The stable homotopy category |
| September 25th, 2019 | José Cantarero | Inverting the suspension |
| October 2nd, 2019 | José Cantarero | Inverting the suspension II |
| October 18th, 2019 | Juan Omar Gómez | The stable module category |
| October 23th, 2019 | José Cantarero | Localization with respect to weak equivalences |
| October 30th, 2019 | José Cantarero | Spectrification |
| November 6th, 2019 | José Cantarero | Spectrification II |
| November 15th, 2019 | José Cantarero | Cofiber and fiber sequences |
| November 20th, 2019 | Juan Omar Gómez | Lewis' impossibility theorem |
| November 27th, 2019 | Érika Roldán | Two geometric problems in extremal topological combinatorics |
| December 4th, 2019 | José Cantarero | The handicrafted smash product |
| December 11th, 2019 | José Cantarero | The handicrafted smash product II |
Model categories, January-March 2020
| Date | Speaker | Title |
|---|---|---|
| January 22nd, 2020 | José Cantarero | Introduction to model categories |
| January 29th, 2020 | José Cantarero | Hurewicz' cofibrations and fibrations |
| February 5th, 2020 | José Cantarero | Cylinders and path objects |
| February 12th, 2020 | José Cantarero | The homotopy category I |
| February 19th, 2020 | Víctor Torres | Whitehead's theorem and simplicial sets |
| February 26th, 2020 | Víctor Torres | Simplicial sets and the geometric realization |
| March 4th, 2020 | Juan Omar Gómez | A model structure for the stable module category |
| March 11th, 2020 | José Cantarero | Homotopy for simplicial sets |
Endotrivial modules and stable homotopy of classifying spaces, August-December 2020
| Date | Speaker | Title |
|---|---|---|
| August 19th, 2020 | Juan Omar Gómez | An introduction to stable categories, endopermutation modules and endotrivial modules. |
| August 26th, 2020 | Víctor Torres | Introduction. Cohomology of compact Lie groups |
| September 2nd, 2020 | Juan Omar Gómez | The classification of endotrivial modules for p-groups |
| September 9th, 2020 | Víctor Torres | Discrete approximation for p-toral groups |
| September 16th, 2020 | José Cantarero | Endotrivial modules for finite groups |
| September 23rd, 2020 | Víctor Torres | Bousfield localization for spectra |
| September 30th, 2020 | Juan Omar Gómez | Tate-Farrell-Ikenaga cohomology and groups of type Phi |
| October 14th, 2020 | José Cantarero | The Segal conjecture I |
| October 14th, 2020 | Juan Omar Gómez | Stable categories and endotrivial modules for groups of type Phi |
| October 21st, 2020 | Víctor Torres | The Segal conjecture II |
| November 4th, 2020 | José Cantarero | Complexes of groups |
| November 4th, 2020 | Víctor Torres | Stable decompositions |
| November 11th, 2020 | Juan Omar Gómez | Endotrivial modules for triangles of groups |
| November 11th, 2020 | José Cantarero | An introduction to topological K-theory |
| November 18th, 2020 | José Cantarero | p-compact groups |
| November 25th, 2020 | Juan Omar Gómez | Endotrivial modules for discrete p-toral groups |
| December 2nd, 2020 | José Cantarero | Tannaka-Krein duality |
| December 9th, 2020 | Jorge Gaspar | K-theory and fusion-invariant representations |
| December 9th, 2020 | José Cantarero | Decompositions of fusion-invariant representations |
| December 16th, 2020 | Víctor Torres | Stable characterization of p-local finite groups |
Classic articles in algebraic topology, January-June 2021
| Date | Speaker | Title |
|---|---|---|
| January 13th, 2021 | José Cantarero | A manifold which does not admit any differentiable structure |
| January 20th, 2021 | José Cantarero | A manifold which does not admit any differentiable structure II |
| January 27th, 2021 | José Cantarero | Every path-connected space has the homology of a K(G,1) |
| February 3rd, 2021 | José Cantarero | Every path-connected space has the homology of a K(G,1) II |
| February 10th, 2021 | Juan Omar Gómez | Finiteness conditions for CW-complexes |
| February 17th, 2021 | Juan Omar Gómez | Finiteness conditions for CW-complexes II |
| February 24th, 2021 | Jérôme Scherer | A classification theorem for fibre spaces |
| March 3rd, 2021 | Jérôme Scherer | A classification theorem for fibre spaces II |
| March 10th, 2021 | Víctor Torres | Prerequisites on equivariant stable homotopy for Carlsson's lecture |
| March 17th, 2021 | Víctor Torres | Prerequisites on equivariant stable homotopy for Carlsson's lecture II |
| March 24th, 2021 | José Cantarero | Equivariant K-theory and completion |
| April 14th, 2021 | José Cantarero | Equivariant K-theory and completion II |
| April 21st, 2021 | Alffer Hernández | Deligne's model for differential cohomology |
| April 28th, 2021 | Alffer Hernández | Deligne's model for differential cohomology II |
| May 12th, 2021 | Higinio Serrano | The geometry of iterated loop spaces |
| May 19th, 2021 | Higinio Serrano | The geometry of iterated loop spaces II |
| May 26th, 2021 | José Cantarero | Periodic resolutions for finite groups |
| June 2nd, 2021 | Nestor Colin Hernández | Characteristic classes of surface bundles |
| June 9th, 2021 | José Cantarero | Periodic resolutions for finite groups II |
| June 16th, 2021 | Gustavo Navarrete | Fibering manifolds over a circle |
| June 23rd, 2021 | Arfaxard Sánchez | Categories and cohomology theories |
| June 30th, 2021 | Arfaxard Sánchez | Categories and cohomology theories II |
Characteristic classes, August-December 2021
| Date | Speaker | Title |
|---|---|---|
| August 18th, 2021 | José Cantarero | Introduction to characteristic classes |
| August 25th, 2021 | José Cantarero | Stiefel-Whitney classes |
| September 1st, 2021 | Jesús Rodríguez | Grassmann manifolds and universal bundles |
| September 8th, 2021 | Gustavo Navarrete | A cell structure for Grassmann manifolds |
| September 15th, 2021 | Margarita Martínez | The cohomology ring of the infinite Grassmann manifold |
| September 22nd, 2021 | Higinio Serrano | Existence of Stiefel-Whitney classes |
| September 29th, 2021 | Juan Omar Gómez | Oriented bundles and the Euler class |
| October 6th, 2021 | Víctor Torres | The Thom isomorphism theorem |
| October 13th, 2021 | José Cantarero | Computations in a smooth manifold |
| October 20th, 2021 | Jorge Gaspar | Obstructions |
| October 27th, 2021 | José Cantarero/Alffer Hernández | Some comments/Chern classes I |
| November 3rd, 2021 | Alffer Hernández | Chern classes II |
| November 17th, 2021 | Jesús Rodríguez | Pontrjagin classes |
| November 24th, 2021 | Gustavo Navarrete | Chern numbers and Pontrjagin numbers |
| December 1st, 2021 | Margarita Martínez | The oriented cobordism ring |
| December 8th, 2021 | Higinio Serrano | Thom spaces and transversality |
| December 15th, 2021 | Juan Omar Gómez | Multiplicative sequences and the signature theorem |
| December 15th, 2021 | Víctor Torres | Combinatorial Pontrjagin classes |
Research groups, January-June 2022
| Date | Speaker | Title |
|---|---|---|
| January 27th, 2022 | 1) Noé Bárcenas 2) José Cantarero 3) Jesús Rodríguez |
1) A loose end in Atiyah-Segal's completion theorem for equivariant twisted Real K-theory for infinite discrete groups 2) Schmid's conjecture 3) Computation of the three-dimensional invariant of contact structures |
| February 1st, 2022 | Group meeting 1 | N/A |
| February 8th, 2022 | Group meeting 2 | N/A |
| February 9th, 2022 | Bernardo Villarreal | The classifying space for commutativity of a group |
| February 15th, 2022 | Group meeting 3 | N/A |
| February 22nd, 2022 | Group meeting 4 | N/A |
| March 1st, 2022 | Group meeting 5 | N/A |
| March 8th, 2022 | Group meeting 6 | N/A |
| March 15th, 2022 | Group meeting 7 | N/A |
| March 22nd, 2022 | Group meeting 8 | N/A |
| March 29th, 2022 | Group meeting 9 | N/A |
| April 5th, 2022 | Group meeting 10 | N/A |
| April 26th, 2022 | Group meeting 11 | N/A |
| April 28th, 2022 | Daniel Juan | Groups and their representations |
| May 3rd, 2022 | Group meeting 12 | N/A |
| May 10th, 2022 | Group meeting 13 | N/A |
| May 17th, 2022 | Group meeting 14 | N/A |
| May 24th, 2022 | Group meeting 15 | N/A |
| May 30th, 2022 | Group meeting 16 | N/A |
| June 7th, 2022 | Group meeting 17 | N/A |
| June 14th, 2022 | Group meeting 18 | N/A |
| June 21st, 2022 | Group meeting 19 | N/A |
| June 30th, 2022 | 1) Noé Bárcenas' team: Ángel Jiménez Samuel Restoy Higinio Serrano 2) José Cantarero's team: Jaime Calles Omar Gómez Gustavo Ortega 3) Jesús Rodríguez' team: Margarita Martínez Gustavo Navarrete Sebastián Zapata |
1) A loose end in Atiyah-Segal's completion theorem for equivariant twisted Real K-theory for infinite discrete groups 2) Schmid's conjecture 3) Computation of the three-dimensional invariant of contact structures |
Sullivan's conjecture, August-December 2022
| Date | Speaker | Title |
|---|---|---|
| August 15th, 2022 | José Cantarero | An introduction to Sullivan's conjecture |
| August 22nd, 2022 | Bernardo Villarreal | Steenrod operations |
| August 29th, 2022 | Guille Carrión | The Adem relations |
| August 31st, 2022 | Pablo Rosero | A triangulation for the associahedron |
| September 5th, 2022 | Juan Omar Gómez | Homological algebra for non-abelian categories |
| September 12th, 2022 | José Cantarero | Admissible monomials and free unstable modules |
| September 14th, 2022 | Isaac Ortigoza | The symmetrical topological complexity of the torus |
| September 19th, 2022 | Bernardo Villarreal | The cohomology of an elementary abelian p-group is injective |
| September 26th, 2022 | Higinio Serrano | Unstable algebras over the Steenrod algebra |
| October 3rd, 2022 | Jérôme Scherer | The Frobenius morphism and finiteness conditions |
| October 10th, 2022 | Gustavo Ortega | Injective unstable modules |
| October 17th, 2022 | Victor Antonio Torres Castillo | Lannes' T-functor |
| October 24th, 2022 | Alffer Hernández | E infinity algebras |
| October 31st, 2022 | Jaime Calles | The Eilenberg-Moore spectral sequence and the image of cohomology under the T-functor |
| November 7th, 2022 | Jérôme Scherer | Profinite spaces and p-adic homotopy theory |
| November 14th, 2022 | Jaime Calles | The p-completion of spaces and the Bousfield-Kan spectral sequence |
| November 21st, 2022 | Higinio Serrano | Atomicity |
| November 23rd, 2022 | Paul Quispe | The Casacuberta-Dicks conjecture under certain conditions |
| November 28th, 2022 | Bernardo Villarreal | Sullivan's conjecture and the p-profinite completion |
Research groups, January-June 2023
| Date | Speaker | Title |
|---|---|---|
| January 25th, 2023 | 1) Waldemar Barrera 2) José Cantarero 3) Bernardo Villarreal |
1) The Gromov-Hausdorff hyperspace for hyperbolic spaces 2) Equivariant invariants of spaces of commuting tuples 3) The property of simple commutators |
| February 1st, 2023 | Group meeting 1 | N/A |
| February 8th, 2023 | Group meeting 2 | N/A |
| February 15th, 2023 | Group meeting 3 | N/A |
| February 22nd, 2023 | Group meeting 4 | N/A |
| February 23rd, 2023 | José Cantarero | Uniqueness of factorization of fusion-invariant representations |
| March 1st, 2023 | Group meeting 5 | N/A |
| March 8th, 2023 | Group meeting 6 | N/A |
| March 9th, 2023 | Bernardo Villarreal | The second homotopy group of the classifying space for commutativity |
| March 15th, 2023 | Group meeting 7 | N/A |
| March 22nd, 2023 | Group meeting 8 | N/A |
| March 23rd, 2022 | Gabriel Longatto | Thom isomorphisms in K-theory |
| March 29th, 2023 | Group meeting 9 | N/A |
| March 30th, 2023 | Juan Omar Gómez | The Picard group of the stable module category for infinite groups |
| April 19th, 2023 | Group meeting 10 | N/A |
| April 26th, 2023 | Group meeting 11 | N/A |
| May 3rd, 2023 | Group meeting 12 | N/A |
| May 10th, 2023 | Group meeting 13 | N/A |
| May 17th, 2023 | Group meeting 14 | N/A |
| May 24th, 2023 | Group meeting 15 | N/A |
| May 30th, 2023 | Group meeting 16 | N/A |
| June 2nd, 2023 | Christopher Zaragoza | H-spaces and Hopf algebras |
| June 7th, 2023 | Group meeting 17 | N/A |
| June 7th, 2023 | Mario Fuentes | Introduction to classical and modern rational homotopy theory I |
| June 14th, 2023 | Group meeting 18 | N/A |
| June 14th, 2023 | Mario Fuentes | Introduction to classical and modern rational homotopy theory II |
| June 21st, 2023 | Group meeting 19 | N/A |
| June 28th, 2023 | 1) Waldemar Barrera's team: Roberto Balcázar Christopher Zaragoza 2) José Cantarero's team: José María Castilla José Luis León 3) Bernardo Villarreal's team: Juan Omar Gómez Victor Torres |
1) The Gromov-Hausdorff hyperspace for hyperbolic spaces 2) Equivariant invariants of spaces of commuting tuples 3) The property of simple commutators |
A practical introduction to algebraic topology, July-August 2023
| Date | Speaker | Title |
|---|---|---|
| July 5th, 2023 | Mario Fuentes | Deformations and homotopy |
| July 14th, 2023 | José Cantarero | Loops in a space and the fundamental group |
| July 19th, 2023 | Mario Fuentes | Triangulations and homology |
| July 26th, 2023 | José Luis León | Discrete Morse theory |
| August 2nd, 2023 | José Cantarero | The degree of maps between spheres |
| August 9th, 2023 | Bernardo Villarreal | CW-complexes and homotopy groups |
| August 16th, 2023 | Luis Chan | Fundamental groups of knot complements |
Algebraic geometry for topologists, September 2023-??
| Date | Speaker | Title |
|---|---|---|
| September 7th, 2023 | José Cantarero | Introduction. Algebraic and affine varieties |
| September 21st, 2023 | José Cantarero/Bernardo Villarreal | Projective varieties/Irreducibility |
| September 28th, 2023 | Bernardo Villarreal | Grassmanians, morphisms and irreducibility |
| October 5th, 2023 | José Luis León | TBA |
| October 12th, 2023 | Mario Fuentes | TBA |
| October 18th, 2023 | José Cantarero | TBA |
| October 26th, 2023 | Bernardo Villarreal | TBA |
| November 2nd, 2023 | José Luis León | TBA |
CIMAT's Algebraic Topology Seminar 2012-2014
Stanford's Topology Progress Seminar 2010-2012
UBC's Learning Seminar in Topology 2006