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Recognizing free groups

Dec 3, 2023

Fundamental group of the complement of a codimension two submanifold

Dec 9

Can we embed a closed manifold into a homotopy equivalent CW complex?

Aug 18, 2021

Doubles of 2-handlebodies

Apr 8, 2023

Action of diffeomorphism group on non-vanishing vector fields

Dec 5, 2018

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Parallelizability of 3-manifolds

Nov 26, 2019

Can we embed a closed manifold into a homotopy equivalent CW complex?

Aug 18, 2021

Doubles of 2-handlebodies

Apr 11, 2023

How to present mathematics to non-mathematicians?

Oct 22, 2018

Bounded cohomology motivation

Nov 2, 2023

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Fundamental group of the complement of a codimension two submanifold

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Lipschitz bounds and homotopy groups of diffeomorphism groups

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Recognizing free groups

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Open book decompositions in dimension 4

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Fundamental group of the complement of a codimension two submanifold

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