Saturday, February 20, 2016

Each physically distinct configuration should only contribute once to the partition function. This is formally implemented by dividing the partition



[PDF]Non-Compact Geometries in 2D Euclidean Quantum Gravity
arxiv.org/pdf/1010.5006
arXiv
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by JA Gesser - ‎2010 - ‎Cited by 8 - ‎Related articles
Oct 24, 2010 - Each physically distinct configuration should only contribute once to the partition function. This is formally implemented by dividing the partition 

[PDF]Exotic Smoothness in Four Dimensions and Euclidean ...
arxiv.org/pdf/0911.4068
arXiv
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by CL Duston - ‎2009 - ‎Cited by 11 - ‎Related articles
profound implications for our view of gravity and quantum field theory, and is a ... This means that locally the manifold is not just homeomorphic to Rn, but ... The basic path integral in quantum field theory is the integral over all field configurations and is ... sum are all physically distinct (nondiffeomorphic) and satisfy the same ...

[PDF]Non-Compact Geometries in 2D Euclidean Quantum Gravity

arxiv.org/pdf/1010.5006
arXiv
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by JA Gesser - ‎2010 - ‎Cited by 8 - ‎Related articles
Oct 24, 2010 - calculate the FZZT-FZZT cylinder amplitudes for all pairs of Cardy matter states thereby ... 2D euclidean Quantum Gravity obtained in the scaling limit of ..... Each physically distinct configuration should only contribute once to the partition ..... the fiducial metric is to absorb f(x) into the Liouville field φ by a ...

[PDF]Spacetime foam

arxiv.org/pdf/0806.0443
arXiv
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by AA Kirillov - ‎2008 - ‎Cited by 2 - ‎Related articles
Jun 18, 2008 - First, one integrates over all field configurations ... where Sef f is an independent effective action for each topology. ... velopment of euclidean quantum gravity is going on (e.g., see Refs. ... to the whole Euclidean space by adding non-physical regions of the space. Such a continuation is not unique however.

Euclidean Quantum Gravity - Page 248 - Google Books Result

https://books.google.com/books?isbn=9810205163
G. W. Gibbons, ‎Stephen W. Hawking - 1993 - ‎Science
16irG 1 167TG (3.19e) (3.19f> where = —gx8u (3.20) by such terms. ... to ignore the above arguments and proceed to calculate physical observables in ... space (gab = 7/at ) then the operators G, F, and C are all manifestly positive definite. ... piece does not couple to the conserved energy-momentum tensor of other fields.

Loop quantum gravity - Wikipedia, the free encyclopedia

https://en.wikipedia.org/wiki/Loop_quantum_gravity
Wikipedia
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Loop quantum gravity (LQG) is a theory that attempts to describe the quantum .... dragging all the physical fields (including the gravitational field) over the bare .... The densitized triads are not unique, and in fact one can perform a local in space rotation ... The configuration variable gets promoted to a quantum operator via:.

Gauge theory - Wikipedia, the free encyclopedia

https://en.wikipedia.org/wiki/Gauge_theory
Wikipedia
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Gauge fields are included in the Lagrangian to ensure its invariance under the local ... Theories of quantum gravity, beginning with gauge gravitation theory, also postulate the ..... a unique mathematical configuration (and therefore a unique physical ..... Not all gauge transformations can be generated by infinitesimal gauge ...

String Theory: Volume 1, An Introduction to the Bosonic String

https://books.google.com/books?isbn=1139457403
Joseph Polchinski - 1998 - ‎Science
Such an equivalence often arises when a single quantum theory has distinct classical limits. One classic example is particle–wave duality, wherein a quantum field ... the Boltzmann sum being dominated by the configurations oflowest energy. ... be flat is somewhat disregarded; thus one refers to Euclidean quantum gravity, ...

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