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12/28/2020
Automorphism groups of graphs of bounded Hadwiger number
We determine the structure of automorphism groups of finite graphs of bo...
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04/16/2020
Isomorphism Testing for Graphs Excluding Small Minors
We prove that there is a graph isomorphism test running in time n^polylo...
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03/24/2020
Deep Weisfeiler Leman
We introduce the framework of Deep Weisfeiler Leman algorithms (DeepWL),...
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11/25/2019
Graph isomorphism in quasipolynomial time parameterized by treewidth
We extend Babai's quasipolynomial-time graph isomorphism test (STOC 2016...
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04/24/2019
Normalizers and permutational isomorphisms in simply-exponential time
We show that normalizers and permutational isomorphisms of permutation g...
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06/19/2018
A unifying method for the design of algorithms canonizing combinatorial objects
We devise a unified framework for the design of canonization algorithms....
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03/19/2018