Nearby in the stack

The Brauer group is not a derived invariant · arXivDesk

1306.6538Jun 27, 20136 pages. v4: weakened the main proposition slightly after finding errors in a reference, but the result in the title still holds

The Brauer group is not a derived invariant

Nicolas Addington

Algebraic Geometry

Abstract

In this short note we observe that the recent examples of derived-equivalent Calabi-Yau 3-folds with different fundamental groups also have different Brauer groups, using a little topological K-theory.

Briefing

What this paper is actually doing

Sign in and connect a model key to generate a briefing for this paper.

Claims

Methods

Limitations

Socratic margin

Ask the abstract

Questions are grounded in the title and abstract. If the PDF is required, arXivDesk will say so.

Sign in to ask questions about this paper.

Nearby in the stack

1110.6618

almost 15 years ago

Brauer relations in finite groups II - quasi-elementary groups of order p^aq

Alex Bartel, Tim Dokchitser

Representation Theory Group Theory

2402.06620

over 2 years ago

The Brauer groups of moduli of genus three curves, abelian threefolds and plane curves

Andrea Di Lorenzo, Roberto Pirisi

Algebraic Geometry

math/0301180

over 23 years ago

A generalization of the topological Brauer group

A. V. Ershov

Algebraic Topology K-Theory and Homology

hep-ph/0610012

almost 20 years ago

Tevatron-for-LHC Report of the QCD Working Group

TeV4LHC QCD Working Group, M. Albrow, M. Begel +31

1110.2956

almost 15 years ago

Brauer spaces for commutative rings and structured ring spectra

Markus Szymik

K-Theory and Homology Algebraic Topology

2608.14545

3 days ago

Compressive Domains and a Bound for the Number of Components of the Fixed Locus of a Self-Map of the Berkovich Line

Xander Faber, Niladri Patra

Algebraic Geometry Number Theory