Results 91 to 100 of about 116,310 (177)

Syntomic cohomology and $p$-adic motivic cohomology

open access: yes, 2016
We prove a mixed characteristic analog of the Beilinson-Lichtenbaum Conjecture for p-adic motivic cohomology. It gives a description, in the stable range, of p-adic motivic cohomology (defined using algebraic cycles) in terms of differential forms. This generalizes a result of Geisser from small Tate twists to all twists and uses as a critical new ...
Ertl, Veronika, Niziol, Wieslawa
openaire   +3 more sources

Complexity and cohomology of cohomological Mackey functors

open access: yesAdvances in Mathematics, 2009
Let $k$ be a field of characteristic $p>0$. Call a finite group $G$ a poco group over $k$ if any finitely generated cohomological Mackey functor for $G$ over $k$ has polynomial growth. The main result of this paper is that $G$ is a poco group over $k$ if and only if the Sylow $p$-subgroups of $G$ are cyclic, when $p>2$, or have sectional rank at ...
openaire   +3 more sources

Twisted Cohomology

open access: yes
Comment: 15 pages, draft of an article for the Encyclopedia of Mathematical Physics, 2nd ...
openaire   +2 more sources

A cohomological bundle theory for sheaf cohomology

open access: yesHomology, Homotopy and Applications
We develop a bundle theory of presheaves on small categories, based on similar work by Brent Everitt and Paul Turner. For a certain set of presheaves on posets, we produce a Leray-Serre type spectral sequence that gives a reduction property for the cohomology of the presheaf.
openaire   +2 more sources

Cohomology and Crossed Modules of Modified Rota–Baxter Pre-Lie Algebras

open access: yesMathematics
The goal of the present paper is to provide a cohomology theory and crossed modules of modified Rota–Baxter pre-Lie algebras. We introduce the notion of a modified Rota–Baxter pre-Lie algebra and its bimodule.
Fuyang Zhu, Wen Teng
doaj   +1 more source

Quantum cohomology from mixed Higgs-Coulomb phases

open access: yesJournal of High Energy Physics
We generalize Coulomb-branch-based gauged linear sigma model (GLSM)–computations of quantum cohomology rings of Fano spaces. Typically such computations have focused on GLSMs without superpotential, for which the low energy limit of the GLSM is a pure ...
Wei Gu, Ilarion V. Melnikov, Eric Sharpe
doaj   +1 more source

Differential Cohomology and Gerbes: An Introduction to Higher Differential Geometry

open access: yesAxioms
Differential cohomology is a topic that has been attracting considerable interest. Many interesting applications in mathematics and physics have been known, including the description of WZW terms, string structures, the study of conformal immersions, and
Byungdo Park
doaj   +1 more source

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