Results 1 to 10 of about 53,630 (195)

The prospects for mathematical logic in the twenty-first century [PDF]

open access: yes, 2001
The four authors present their speculations about the future developments of mathematical logic in the twenty-first century. The areas of recursion theory, proof theory and logic for computer science, model theory, and set theory are discussed ...
Alexander S. Kechris   +4 more
core   +3 more sources

On the Brauer groups of symmetries of abelian Dijkgraaf-Witten theories [PDF]

open access: yes, 2015
Symmetries of three-dimensional topological field theories are naturally defined in terms of invertible topological surface defects. Symmetry groups are thus Brauer-Picard groups.
Christoph Schweigert B   +4 more
core   +1 more source

Thermofield-Bosonization on Compact Space [PDF]

open access: yes, 2014
We develop the construction of fermionic fields in terms of bosonic ones to describe free and interaction models in the circle, using thermofielddynamics. The description in the case of finite temperature is developed for both normal modes and zero modes.
Amaral, R. L. P. G., Belvedere, L. V.
core   +1 more source

Membranes from monopole operators in ABJM theory: large angular momentum and M-theoretic AdS_4/CFT_3 [PDF]

open access: yes, 2013
We consider states with large angular momentum to facilitate the study of the M-theory regime of the AdS_4/CFT_3 correspondence. We study the duality between M-theory in AdS_4xS^7/Z_k and the ABJM N=6 Chern-Simons-matter theory with gauge group U(N)xU(N)
Kovacs, Stefano   +2 more
core   +2 more sources

Cosmological Phase Transitions and Radius Stabilization in Higher Dimensions [PDF]

open access: yes, 1998
Recently there has been considerable interest in field theories and string theories with large extra spacetime dimensions. In this paper, we explore the role of such extra dimensions for cosmology, focusing on cosmological phase transitions in field ...
A. Riotto   +77 more
core   +3 more sources

The isomorphism problem for cyclic algebras and its application

open access: yes, 2007
The isomorphism problem means to decide if two given finite-dimensional simple algebras over the same centre are isomorphic and, if so, to construct an isomorphism between them.
Hanke, Timo
core   +3 more sources

Beyond gauge theory: Hilbert space positivity and causal localization in the presence of vector mesons [PDF]

open access: yes, 2016
The Hilbert space formulation of interacting $s=1$ vector-potentials stands in an interesting contrast with the point-local Krein space setting of gauge theory.
Schroer, Bert
core   +3 more sources

Dualities versus Singularities [PDF]

open access: yes, 1998
We show that a subgroup of the modular group of M-theory compactified on a ten torus, implies the Lorentzian structure of the moduli space, that is usually associated with naive discussions of quantum cosmology based on the low energy Einstein action ...
Banks, Tom, Fischler, Willy, Motl, Lubos
core   +4 more sources

Two-dimensional models as testing ground for principles and concepts of local quantum physics

open access: yes, 2005
In the past two-dimensional models of QFT have served as theoretical laboratories for testing new concepts under mathematically controllable condition. In more recent times low-dimensional models (e.g.
Abdalla   +86 more
core   +3 more sources

Arithmetic Spacetime Geometry from String Theory

open access: yes, 2005
An arithmetic framework to string compactification is described. The approach is exemplified by formulating a strategy that allows to construct geometric compactifications from exactly solvable theories at $c=3$.
Conway J. H.   +14 more
core   +1 more source

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