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University of Illinois at Urbana-Champaign

Deformations of homotopy theories via algebraic theories

Abstract

dc:description

We develop a homotopical variant of the classic notion of an algebraic theory as a tool for producing deformations of homotopy theories. From this, we extract a framework for constructing and reasoning with obstruction theories and spectral sequences that compute homotopical data starting with purely algebraic data. We investigate the algebra necessary to apply this to examples of interest, such as to E-infinity rings with good theories of power operations. As an application, we give some tools for working with K(h)-local E-infinity algebras over a Lubin-Tate spectrum of height h, and use these to produce new E-infinity complex orientations at heights h <= 2.

Degree

thesis:*
Name thesis:degree_name
Ph.D.
Level thesis:degree_level
Dissertation
Discipline thesis:degree_discipline
Mathematics
Grantor
University of Illinois at Urbana-Champaign
Year dc:date
2021

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Balderrama, William
Contributors dc:contributor
  • Rezk, Charles
  • Stojanoska, Vesna
  • Ando, Matthew
  • Heller, Jeremiah

Subjects

dc:subject × 1

Rights

dc:rights
Statement dc:rights
  • Copyright 2021 William Balderrama
Language dc:language
en

Identifiers

dc:identifier.*
Handle dc:identifier
http://hdl.handle.net/2142/110493
OAI identifier oai:identifier
oai:www.ideals.illinois.edu:2142/110493

Chain of custody

source
Harvested from
University of Illinois - Urbana-Champaign
Base URL
www.ideals.illinois.edu/oai-pmh
Last updated
2026-07-22
Source record
OAI-PMH GetRecord
citation

Balderrama, William. Deformations of homotopy theories via algebraic theories. Dissertation thesis, University of Illinois at Urbana-Champaign, 2021. http://hdl.handle.net/2142/110493