On a cohomology of digraphs and Hochschild cohomology
| Autor: | Yuri Muranov, Shing-Tung Yau, Alexander Grigor'yan |
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| Rok vydání: | 2015 |
| Předmět: |
Discrete mathematics
Pure mathematics Algebra and Number Theory 010308 nuclear & particles physics Group cohomology 010102 general mathematics Étale cohomology Mathematics::Algebraic Topology 01 natural sciences Cohomology Motivic cohomology Mathematics::K-Theory and Homology Cup product Mathematics::Quantum Algebra Mathematics::Category Theory 0103 physical sciences De Rham cohomology Equivariant cohomology Geometry and Topology 0101 mathematics Čech cohomology Mathematics |
| Zdroj: | Journal of Homotopy and Related Structures. 11:209-230 |
| ISSN: | 1512-2891 2193-8407 |
| Popis: | We use a differential form cohomology theory on transitive digraphs to give a new proof of a theorem of Gerstenhaber and Schack about isomorphism between simplicial cohomology and Hochschild cohomology of a certain algebra associated with the simplicial complex. |
| Databáze: | OpenAIRE |
| Externí odkaz: |
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