Results 11 to 20 of about 1,445,474 (283)

The Multivariate Theory of Functional Connections: Theory, Proofs, and Application in Partial Differential Equations

open access: yesMathematics, 2020
This article presents a reformulation of the Theory of Functional Connections: a general methodology for functional interpolation that can embed a set of user-specified linear constraints. The reformulation presented in this paper exploits the underlying
Carl Leake   +2 more
doaj   +3 more sources

Theory of teaching: good traditions, old traps, new perspectives. [PDF]

open access: yesStudia z Teorii Wychowania, 2021
The article is an attempt to diagnose the condition of the Polish theory of teaching in a temporal perspective. The starting point is the identification of three main strengths of the interwar theory of teaching: the interdisciplinarity of analyses ...
Dorota Klus-Stańska
doaj   +1 more source

Connection theory on differentiable fibre bundles: A concise introduction

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2006
The paper contains a partial review on the general connection theory on differentiable fibre bundles. Particular attention is paid on (linear) connections on vector bundles.
Bozhidar Z. Iliev
doaj   +1 more source

The Hamilton--Jacobi Theory and the Analogy between Classical and Quantum Mechanics [PDF]

open access: yes, 2009
We review here some conventional as well as less conventional aspects of the time-independent and time-dependent Hamilton-Jacobi (HJ) theory and of its connections with Quantum Mechanics.
Marmo, G., Morandi, G., Mukunda, N.
core   +2 more sources

Riemannian Geometry of Noncommutative Surfaces [PDF]

open access: yes, 2008
A Riemannian geometry of noncommutative n-dimensional surfaces is developed as a first step towards the construction of a consistent noncommutative gravitational theory.
A. Tureanu   +7 more
core   +2 more sources

Randall Collins’ micro-sociology, the Southern culture of honor, and the codes of violence pathway: Toward a general theory of violence

open access: yesSocial Sciences and Humanities Open, 2022
One of Randall Collins' principal theoretical projects is the advancement of a general theory of violence. The central framing mechanism driving Collins approach is the concept of confrontational tension/fear, and the various pathways a social actor ...
J. David Thomas
doaj   +1 more source

Mathematical Structure of Loop Quantum Cosmology: Homogeneous Models

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2013
The mathematical structure of homogeneous loop quantum cosmology is analyzed, starting with and taking into account the general classification of homogeneous connections not restricted to be Abelian.
Martin Bojowald
doaj   +1 more source

Abelian Chern–Simons theory, Stokes’ theorem, and generalized connections

open access: yesJournal of Geometry and Physics, 2012
Generalized connections and their calculus have been developed in the context of quantum gravity. Here we apply them to abelian Chern-Simons theory. We derive the expectation values of holonomies in U(1) Chern-Simons theory using Stokes' theorem, flux operators and generalized connections. A framing of the holonomy loops arises in our construction, and
Sahlmann, Hanno, Thiemann, Thomas
openaire   +3 more sources

Self Duality and Quantization [PDF]

open access: yes, 1992
Quantum theory of the free Maxwell field in Minkowski space is constructed using a representation in which the self dual connection is diagonal. Quantum states are now holomorphic functionals of self dual connections and a decomposition of fields into ...
Abhay Ashtekar   +17 more
core   +3 more sources

Quantum integrability from non-simply laced quiver gauge theory

open access: yesJournal of High Energy Physics, 2018
We consider the compactifcation of 5d non-simply laced fractional quiver gauge theory constructed in [1]. In contrast to the simply laced quivers, here two Ω-background parameters play different roles, so that we can take two possible Nekrasov ...
Heng-Yu Chen, Taro Kimura
doaj   +1 more source

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