WebApr 5, 2014 · 1 - Introduction to algebraic stacks. Published online by Cambridge University Press: 05 April 2014. By. K. Behrend. Edited by. Leticia Brambila-Paz , Peter … WebString topology for stacks K. Behrend, G. Ginot, B. Noohi and P ... pushforward and products. We introduce ori-ented stacks, generalizing oriented manifolds, which are stacks on which we can do string topology. We prove that the homology of the free loop stack of an oriented stack is a BV-algebra and a Frobenius algebra, and the homology of ...
Behrend
WebK. Behrend/Advances in Mathematics 198 (2005) 583–622 585 vector bundles). Of course, only the objects on the E1-level are coherent, the differential comes from non-coherent data, by which we simply mean that the de Rham differential is not linear over functions (sections of OX). Stacks: Any stack X admits groupoid presentations X1 ⇒X0. To ... WebKai Behrend : Office hours: Wed 3-4, Thu 2-3 in Math 227. Prerequisites: One semester of algebraic geometry, such as Math 532. Some familiarity with varieties, in particular the … ingresso harmonia
University of British Columbia
WebCohomology of Stacks K. Behrend University of British Columbia ... Keywords: Algebraic stacks, Lie groupoids, de Rham cohomology, singular homology. MSC: 14A20, 14D20, … Web5. Algebraic Stacks 31 5.1. Preliminaries on Algebraic Stacks 31 5.2. The Etale Topos of an Algebraic Stack 35´ 5.3. The Smooth Topos 38 5.4. The Simplicial Approach 40 5.5. … WebManin: Stacks of stable maps and Gromov-Witten invariants. Duke Mathematical Journal, 85:1–60, 1996. A. Grothendieck: Techniques de construction et théorèmes d’existence en géométrie algébrique IV: Les schémas de Hilbert. Séminaire Bourbaki, 13e année (221), 1960–61. F. Knudsen: The projectivity of the moduli space of stable ... mixer for 5 gallon bucket