Martin Tancer

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Name	Martin Tancer
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Homeomorphism type of union of two balls intersecting in a ball.

at.algebraic-topology co.combinatorics

jun 8 11 at 14:09 Tom Goodwillie 26.7k●2●58●110

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7

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Undecidable problems in geometry

discrete-geometry co.combinatorics computability-theory big-list

sep 22 11 at 20:52 Bjørn Kjos-Hanssen 2,468●1●9●18

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An Erdős-Szekeres-type question

Subdivision of triangles into congruent triangles

Spanning trees in 3 regular graphs.

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co.combinatorics× 5
graph-theory
geometry
discrete-geometry
computability-theory
combinatorial-geometry
big-list
at.algebraic-topology

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