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Claus
  • Member for 4 years, 5 months
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Applications of graph theory, low dimensional topology, combinatorics
Interested in foundations and history of mathematics

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149
Issue UPDATE: in graph theory, different definitions of edge crossing numbers - impact on applications?
Jul 28, 2020
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77
What are good mathematical models for spider webs?
Sep 13, 2020
question
74
Proofs where higher dimension or cardinality actually enabled much simpler proof?
May 21, 2020
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73
Category theory and set theory: just a different language, or different foundation of mathematics?
May 17, 2020
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35
An intelligent ant living on a torus or sphere – Does it have a universal way to find out?
Sep 6, 2020
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30
Why did Robertson and Seymour call their breakthrough result a "red herring"?
Jul 22, 2020
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28
Issue UPDATE: in graph theory, different definitions of edge crossing numbers - impact on applications?
Jul 30, 2020
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26
Examples of improved notation that impacted research?
May 19, 2020
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25
Algebraic graph invariant $\mu(G)$ which links Four-Color-Theorem with Schrödinger operators: further topological characterizations of graphs?
Aug 2, 2020
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18
Sperner's Lemma implies Tucker's Lemma - simple combinatorial proof
Jun 2, 2020
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Conjecture about crossing paths in $n\times n$ grid: counterexample or ideas