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Loop representations

Richard Healey

in Gauging What's Real: The Conceptual Foundations of Gauge Theories

Published in print:
2007
Published Online:
January 2008
ISBN:
9780199287963
eISBN:
9780191713453
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199287963.003.0007
Subject:
Philosophy, Philosophy of Science

This chapter explains the idea of a loop representation of a quantum field theory. Loop representations are important because they offer the prospect of a ‘gauge-free’ formulation of a gauge theory. ... More


The Mathematical Loop of Estavayer

Keith Lehrer

in Self-Trust: A Study of Reason, Knowledge, and Autonomy

Published in print:
1997
Published Online:
October 2011
ISBN:
9780198236658
eISBN:
9780191679322
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198236658.003.0008
Subject:
Philosophy, Metaphysics/Epistemology

This chapter argues that the keystone loop at Estavayer can, with an increase of arches, connect and integrate without limit. From the perspective of a given arch, the other arches may seem ... More


The Doctrines of Double and Triple Effect and Why a Rational Agent Need Not Intend the Means to His End

F. M. Kamm

in Intricate Ethics: Rights, Responsibilities, and Permissible Harm

Published in print:
2007
Published Online:
October 2011
ISBN:
9780195189698
eISBN:
9780199851096
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195189698.003.0005
Subject:
Philosophy, Moral Philosophy

This chapter is concerned with the Doctrine of Double Effect as well as the Doctrine of Triple Effect. It examines why a rational agent need not intend the means to his end and argues that when an ... More


Cues Directing Web Construction Behavior

William Eberhard

in Spider Webs: Behavior, Function, and Evolution

Published in print:
2020
Published Online:
May 2021
ISBN:
9780226534602
eISBN:
9780226534749
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226534749.003.0007
Subject:
Biology, Animal Biology

The earliest stages of orb construction are the most mysterious, both because they are the least studied and also because they are when the spider probably performs the most demanding analyses. She ... More


Working Memory, Thought, and Action

Alan Baddeley

Published in print:
2007
Published Online:
March 2012
ISBN:
9780198528012
eISBN:
9780191689505
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198528012.001.0001
Subject:
Psychology, Cognitive Psychology

This book is the magnum opus of one of the most influential cognitive psychologists of the past 50 years. This new volume on the model he created (with Graham Hitch) discusses the developments that ... More


Knowledge, Autonomy, and Art in Loop Theory

Keith Lehrer

in Art, Self and Knowledge

Published in print:
2011
Published Online:
January 2012
ISBN:
9780195304985
eISBN:
9780199918164
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195304985.003.0012
Subject:
Philosophy, Aesthetics, General

In this chapter the various threads of this book are tied together concerning consciousness, representation, autonomy, knowledge, and art within a more general theory that maximizes explanation. It ... More


Biological Circuit Components

Richard M. Murray

in Biomolecular Feedback Systems

Published in print:
2014
Published Online:
October 2017
ISBN:
9780691161532
eISBN:
9781400850501
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691161532.003.0005
Subject:
Biology, Biochemistry / Molecular Biology

This chapter describes some simple circuit components that have been constructed in E. coli cells using the technology of synthetic biology and then considers a more complicated circuit that already ... More


Magnetic hysteresis

Mauro Fabrizio and Morro Angelo

in Electromagnetism of Continuous Media: Mathematical Modelling and Applications

Published in print:
2003
Published Online:
September 2007
ISBN:
9780198527008
eISBN:
9780191713316
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198527008.003.0012
Subject:
Mathematics, Applied Mathematics

Hysteresis is a phenomenon where nonlinearity and memory effects occur at the same time. This chapter describes a few models of magnetic hysteresis with particular emphasis on these two features. ... More


Interpreting quantized Yang–Mills gauge theories

Richard Healey

in Gauging What's Real: The Conceptual Foundations of Gauge Theories

Published in print:
2007
Published Online:
January 2008
ISBN:
9780199287963
eISBN:
9780191713453
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199287963.003.0008
Subject:
Philosophy, Philosophy of Science

This chapter begins the project of interpreting quantum gauge field theories. It rejects an interesting recent interpretation and explains why it is so difficult to arrive at a better one. The ... More


Quantum Gravity: Third Edition

Claus Kiefer

Published in print:
2012
Published Online:
May 2012
ISBN:
9780199585205
eISBN:
9780191739378
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199585205.001.0001
Subject:
Physics, Theoretical, Computational, and Statistical Physics

This book is concerned with the attempts to unify Einstein's theory of general relativity and quantum theory into a theory of quantum gravity. It presents, for the first time, most of the approaches ... More


Downtown Chicago’s Millennial Boom

Rachel Weber

in From Boom To Bubble: How Finance Built the New Chicago

Published in print:
2015
Published Online:
May 2016
ISBN:
9780226294483
eISBN:
9780226294513
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226294513.003.0004
Subject:
Sociology, Occupations, Professions, and Work

How do the factors discussed in the previous chapters play out in the case of downtown Chicago's historic waves of expansion? After discussing how the previous four building booms (the 1900s, 1920s, ... More


WHY THINGS DON'T WORK

Helmuth Spieler

in Semiconductor Detector Systems

Published in print:
2005
Published Online:
September 2007
ISBN:
9780198527848
eISBN:
9780191713248
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198527848.003.0009
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter discusses pitfalls encountered in bringing detector systems into operation. Common interference mechanisms — e.g., power supply noise, light leaks, RF pickup, and microphonics — are ... More


Performing Acoustic Music in the Digital Age, or a Surreal Twist of Fate

John Richardson

in An Eye for Music: Popular Music and the Audiovisual Surreal

Published in print:
2011
Published Online:
January 2012
ISBN:
9780195367362
eISBN:
9780199918249
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195367362.003.0007
Subject:
Music, Popular

This chapter addresses how anxieties about the visual are underwritten and challenged in the performances of “nufolk” artists. The first case study examines KT Tunstall's breakthrough performance of ... More


Features of Scholarly Inquiry that Inhibit Double-Loop Learning and Implementable Validity

Chris Argyris

in Reasons and Rationalizations: The Limits to Organizational Knowledge

Published in print:
2004
Published Online:
October 2011
ISBN:
9780199268078
eISBN:
9780191699252
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199268078.003.0005
Subject:
Business and Management, Organization Studies, Strategy

On the one hand, double-loop learning and implementable validity are acknowledged by scholars as relevant in organizational life. On the other hand, the focus is primarily upon diagnosing the ... More


The phonological loop: Challenges and growing points

Alan Baddeley

in Working Memory, Thought, and Action

Published in print:
2007
Published Online:
March 2012
ISBN:
9780198528012
eISBN:
9780191689505
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198528012.003.0003
Subject:
Psychology, Cognitive Psychology

This chapter attempts to summarize the controversies surrounding the phonological loop. Two main levels of challenges occur. One, and the most general line of attack, represents the classic objection ... More


 Rules through Recursion: How Interactions between the Frontal Cortex and Basal Ganglia May Build Abstract, Complex Rules from Concrete, Simple Ones

Earl K. Miller and Timothy J. Buschman

in Neuroscience of Rule-Guided Behavior

Published in print:
2007
Published Online:
September 2007
ISBN:
9780195314274
eISBN:
9780199786695
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195314274.003.0022
Subject:
Psychology, Cognitive Neuroscience

The understanding of abstract rules is necessary for the development of goal‐directed behavior, and generally has been linked to prefrontal function. However, this chapter puts forward the theory ... More


Descartes's Physics

Jonathan Bennett

in Learning from Six Philosophers Volume 1

Published in print:
2001
Published Online:
November 2003
ISBN:
9780198250913
eISBN:
9780191597053
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/0198250916.003.0004
Subject:
Philosophy, History of Philosophy

Reveals why Descartes must regard matter as infinitely divisible and describes the failure of his attempt to get qualitative variety out of structure or movement, when applied to an absolutely ... More


Transtemporal Relations (III): Causation

Craig Bourne

in A Future for Presentism

Published in print:
2006
Published Online:
January 2007
ISBN:
9780199212804
eISBN:
9780191707094
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199212804.003.0005
Subject:
Philosophy, Metaphysics/Epistemology

Begins by showing how theories of causation can be accommodated within presentism, discussing the regularity theory, the counterfactual theory, and the chance‐raising theory. Discusses the direction ... More


Classical gauge theories

Richard Healey

in Gauging What's Real: The Conceptual Foundations of Gauge Theories

Published in print:
2007
Published Online:
January 2008
ISBN:
9780199287963
eISBN:
9780191713453
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199287963.003.0003
Subject:
Philosophy, Philosophy of Science

This chapter extends the analysis of classical gauge theories to encompass both non-Abelian Yang-Mills theories and the general theory of relativity. It explains what is meant by a non-Abelian ... More


CHERN–SIMONS THEORY AND KNOT INVARIANTS

Marcos Mariño

in Chern-Simons Theory, Matrix Models, and Topological Strings

Published in print:
2005
Published Online:
September 2007
ISBN:
9780198568490
eISBN:
9780191717604
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198568490.003.0002
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter presents various aspects of Chern-Simons theory. In a groundbreaking paper, Witten (1989) showed that Chern-Simons gauge theory, which is a quantum field theory in three dimensions, ... More


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