Chen-Ruan cohomology and stringy orbifold K-theory for stable almost complex orbifolds

DOI10.1007/s11401-020-0231-8OpenAlexW3089361935MaRDI QIDQ1997186

Ti Yao Li, Cheng-Yong Du

Publication date: 1 March 2021

Published in: Chinese Annals of Mathematics. Series B (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s11401-020-0231-8

zbMATH Keywords

Chen-Ruan cohomologyorbifold K-theorystable almost complex orbifoldsstringy product

Mathematics Subject Classification ID

Gromov-Witten invariants, quantum cohomology, Frobenius manifolds (53D45) Topological (K)-theory (55N15) Riemann-Roch theorems, Chern characters (19L10) Orbifold cohomology (55N32) Topology and geometry of orbifolds (57R18)

Cites Work

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• A new equivariant cohomology ring
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• A de Rham model for Chen-Ruan cohomology ring of abelian orbifolds
• Elementary proofs of some results of cobordism theory using Steenrod operations
• Delocalized Chern character for stringy orbifold K-theory
• Stringy product on twisted orbifold K-theory for abelian quotients
• Stable complex manifolds

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