Results 11 to 20 of about 130 (112)

Leray–Hirsch theorem and blow-up formula for Dolbeault cohomology [PDF]

open access: yesAnnali Di Matematica Pura Ed Applicata, 2020
We prove a theorem of Leray-Hirsch type and give an explicit blow-up formula for Dolbeault cohomology on (\emph{not necessarily compact}) complex manifolds. We give applications to strongly $q$-complete manifolds and the $\partial\bar{\partial}$-lemma.
Lingxu Meng, Meng Lingxu
exaly   +4 more sources

Sato hyperfunctions via relative Dolbeault cohomology

open access: yesJournal of the Mathematical Society of Japan, 2023
The relative Dolbeault cohomology which naturally comes up in the theory of Cech-Dolbeault cohomology turns out to be canonically isomorphic with the local (relative) cohomology of A. Grothendieck and M. Sato so that it provides a handy way of representing the latter.
Naofumi Honda
exaly   +3 more sources

Weighted Bott–Chern and Dolbeault cohomology for LCK-manifolds with potential

open access: yesJournal of the Mathematical Society of Japan, 2018
18 pages, v. 2.0.
Liviu Ornea   +2 more
exaly   +5 more sources

Dolbeault cohomology of compact complex homogeneous manifolds

open access: yesProceedings of the Indian Academy of Sciences: Mathematical Sciences, 1999
If a complex transformation group \(G\) acts on a complex manifold \(M\), there is an induced action of \(G\) on the Dolbeault cohomology of \(M\). This action must be trivial if \(M\) is compact Kähler, but may be non-trivial in general (as was shown by examples of Kodaira and Lescure).
Parameswaran Sankaran
exaly   +3 more sources

From β to η: a new cohomology for deformed Sasaki-Einstein manifolds

open access: yesJournal of High Energy Physics, 2022
We discuss in detail the different analogues of Dolbeault cohomology groups on Sasaki-Einstein manifolds and prove a new vanishing result for the transverse Dolbeault cohomology groups H ∂ ¯ p 0 k $$ {H}_{\overline{\partial}}^{\left(p,0\right)}(k ...
Edward Lødøen Tasker
doaj   +1 more source

On Carleman formulas for the Dolbeault Cohomology [PDF]

open access: yesANNALI DELL UNIVERSITA DI FERRARA, 1999
Let \(D\) be a bounded domain in \(\mathbb{C}^n\) with piecewise smooth boundary and \(S\) be an open subset of \(\partial D\). The aim of the paper is to construct Carleman type formulas for \(\overline\partial\)-closed \((p,q)\)-forms on \(\overline D\): \[ u(z)= \lim_{\varepsilon\to 0} \int_S u\wedge C^{(p)}_{q+ 1}(\varepsilon; z,.)+ \overline ...
Nacinovich, Mauro   +2 more
openaire   +3 more sources

The heredity and bimeromorphic invariance of the $\partial \protect \,\protect \overline{\protect \!\partial }$-lemma property

open access: yesComptes Rendus. Mathématique, 2021
We give a simple proof of a result on the $\partial \bar{\partial }$-lemma property under a blow-up transformation by Deligne–Griffiths–Morgan–Sullivan’s criterion.
Meng, Lingxu
doaj   +1 more source

Superconformal quantum mechanics and growth of sheaf cohomology

open access: yesJournal of High Energy Physics, 2023
We give a geometric interpretation for superconformal quantum mechanics defined on a hyper-Kähler cone which has an equivariant symplectic resolution. BPS states are identified with certain twisted Dolbeault cohomology classes on the resolved space and ...
Nick Dorey, Boan Zhao
doaj   +1 more source

ON DE RHAM AND DOLBEAULT COHOMOLOGY OF SOLVMANIFOLDS [PDF]

open access: yesTransformation Groups, 2016
23 pages; to appear in Transformation ...
Console, S., Fino, A., Kasuya, H.
openaire   +2 more sources

Alternative formulations of the twistor double copy

open access: yesJournal of High Energy Physics, 2022
The classical double copy relating exact solutions of biadjoint scalar, gauge and gravity theories continues to receive widespread attention. Recently, a derivation of the exact classical double copy was presented, using ideas from twistor theory, in ...
Erick Chacón   +2 more
doaj   +1 more source

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