Geometric presentation for the cohomology ring of polygon spaces
| Autor: | Ilia Nekrasov, Gaiane Panina |
|---|---|
| Rok vydání: | 2019 |
| Předmět: |
Intersection theory
medicine.medical_specialty Pure mathematics Algebra and Number Theory Chern class Applied Mathematics Geometric Topology (math.GT) Cohomology ring Moduli space Mathematics - Geometric Topology Cup product Simple (abstract algebra) ComputingMethodologies_SYMBOLICANDALGEBRAICMANIPULATION Polygon FOS: Mathematics medicine Analysis Euler class ComputingMethodologies_COMPUTERGRAPHICS Mathematics |
| Zdroj: | St. Petersburg Mathematical Journal. 31:59-67 |
| ISSN: | 1547-7371 1061-0022 |
| DOI: | 10.1090/spmj/1584 |
| Popis: | We describe the cohomology ring of the moduli space of a flexible polygon in geometrically meaningful terms. We propose two presentations, both are computation friendly: there are simple rules for cup product. Comment: arXiv admin note: text overlap with arXiv:1707.04144 |
| Databáze: | OpenAIRE |
| Externí odkaz: |
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