A graph is planar if it has a map and an outer face with which any walk in the embedded graph is walk-homotopic to another.
Dec 13, 2021
Dec 13, 2021 · A graph is planar if it has a map and an outer face with which any walk in the embedded graph is walk-homotopic to another. A result is that ...
May 8, 2024 · A graph is planar if it has a map and an outer face with which any walk in the embedded graph is walk-homotopic to another. A result is that ...
Sep 26, 2024 · A graph is planar if it has a map and an outer face with which any walk in the embedded graph is walk-homotopic to another. A result is that ...
This paper presents a constructive and proof-relevant development of graph theory, including the notion of maps, their faces, and maps of graphs embedded in ...
For planarity, we take inspiration from topological graph theory, in particular, combinatorial embeddings of graphs into surfaces. A proof-assistant for ...
A graph is planar if it has a map and an outer face with which any walk in the embedded graph is walk-homotopic to another.
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Jan 11, 2022 · This article presents a refinement of one characterisation of embeddings in the sphere, called spherical maps, of connected and directed ...
On planarity of graphs in homotopy type theory. Abstract In this paper, we present a constructive and proof-relevant development of graph theory, including ...
May 29, 2024 · On planarity of graphs in homotopy type theory. Bidragsytere: Jonathan Prieto-Cubides og; Håkon Robbestad Gylterud. Tidsskrift Tidsskrift.