Results 31 to 40 of about 737,285 (178)

Good Moduli Spaces in Derived Algebraic Geometry

open access: green, 2023
38 pages. Comments welcome!
Eric Ahlqvist   +3 more
openalex   +4 more sources

Derived algebraic geometry, determinants of perfect complexes, and applications to obstruction theories for maps and complexes [PDF]

open access: greenJournal für die reine und angewandte Mathematik (Crelles Journal), 2013
Abstract A quasi-smooth derived enhancement of a Deligne–Mumford stack 𝒳 naturally endows 𝒳 with a functorial perfect obstruction theory in the sense of Behrend–Fantechi. We apply this result to moduli of maps and perfect complexes on a smooth complex projective variety.
Timo Schürg   +2 more
openalex   +9 more sources

Derived Algebraic Geometry V: Structured Spaces

open access: green, 2009
In this paper, we describe a general theory of "spaces with structure sheaves." Specializations of this theory include the classical theory of schemes, the theory of Deligne-Mumford stacks, and their derived generalizations.
Jacob Lurie
openalex   +4 more sources

A note on Chern character, loop spaces and derived algebraic geometry

open access: green, 2008
In this note we present a work in progress whose main purpose is to establish a categorified version of sheaf theory. We present a notion of derived categorical sheaves, which is a categorified version of the notion of complexes of sheaves of modules on schemes, as well as its quasi-coherent and perfect versions.
Bertrand Toën, Gabriele Vezzosi
openalex   +4 more sources

ADM-like Hamiltonian formulation of gravity in the teleparallel geometry: derivation of constraint algebra [PDF]

open access: hybridGeneral Relativity and Gravitation, 2013
We derive a new constraint algebra for a Hamiltonian formulation of the Teleparallel Equivalent of General Relativity treated as a theory of cotetrad fields on a spacetime. The algebra turns out to be closed.
Andrzej Okołów
openalex   +6 more sources

Derived algebraic geometry of 2d lattice Yang-Mills theory [PDF]

open access: green
25 ...
Marco Benini   +2 more
openalex   +3 more sources

An introduction to derived (algebraic) geometry [PDF]

open access: yesRendiconti di Matematica e delle Sue Applicazioni
Mostly aimed at an audience with backgrounds in geometry and homological algebra, these notes offer an introduction to derived geometry based on a lecture course given by the second author.
Jon Eugster, Jonathan Pridham
doaj   +1 more source

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