Results 11 to 20 of about 102,908 (120)

A variational principle for cyclic polygons with prescribed edge lengths [PDF]

open access: yes, 2016
We provide a new proof of the elementary geometric theorem on the existence and uniqueness of cyclic polygons with prescribed side lengths. The proof is based on a variational principle involving the central angles of the polygon as variables.
JM Schlenker   +5 more
core   +2 more sources

An existence and uniqueness theorem for incremental viscoelasticity [PDF]

open access: yesQuarterly of Applied Mathematics, 1985
In this work the authors consider motions of a viscoelastic body which are incremental in the sense that they are close to a non-equilibrium, nonlinear deformation of the body. They first derive the linearized equations describing such motions and then proceed to establish the existence and uniqueness of solution for the Dirichlet boundary-value ...
Quintanilla, R., Williams, H. T.
openaire   +2 more sources

Tropical Cramer Determinants Revisited [PDF]

open access: yes, 2013
We prove general Cramer type theorems for linear systems over various extensions of the tropical semiring, in which tropical numbers are enriched with an information of multiplicity, sign, or argument.
Akian, Marianne   +2 more
core   +2 more sources

Towards new background independent representations for Loop Quantum Gravity

open access: yes, 2007
Recently, uniqueness theorems were constructed for the representation used in Loop Quantum Gravity. We explore the existence of alternate representations by weakening the assumptions of the so called LOST uniqueness theorem. The weakened assumptions seem
Ashtekar A   +18 more
core   +2 more sources

On one existence and uniqueness theorem

open access: yesLithuanian Mathematical Journal, 1968
The abstracts (in two languages) can be found in the pdf file of the article. Original author name(s) and title in Russian and Lithuanian: А. В. Кибенко, Л. Г. Чепурнова. Об одной теореме существования и единственности A. Kibenko, L. Čepurnova.
Kibenko, A. V., Chepurnova, L. G.
openaire   +2 more sources

Stochastic equations, flows and measure-valued processes [PDF]

open access: yes, 2012
We first prove some general results on pathwise uniqueness, comparison property and existence of nonnegative strong solutions of stochastic equations driven by white noises and Poisson random measures.
Dawson, Donald A., Li, Zenghu
core   +2 more sources

Cross-diffusion systems with entropy structure [PDF]

open access: yes, 2017
Some results on cross-diffusion systems with entropy structure are reviewed. The focus is on local-in-time existence results for general systems with normally elliptic diffusion operators, due to Amann, and global-in-time existence theorems by Lepoutre ...
Jüngel, Ansgar
core   +2 more sources

Variational inequations and approximation [PDF]

open access: yes, 1974
The existence and uniqueness of the solution of a variational inequality is considered, and methods of approximation of the solution are given.
Noor, MA
core  

Existence and uniqueness theorems for Pexider additive equations

open access: yesMultidiszciplináris tudományok, 2022
The aim of this presentation is to show a generalization of the well-known Rimán's Extension Theorem and the main steps of the way leading to it.
Tamás Glavosits, Zsolt Karácsony
openaire   +2 more sources

Existence and uniqueness theorem for slant immersions in Sasakian-space-forms [PDF]

open access: yes, 2001
In this paper, we present the existence and uniqueness theorems for slant immersions into Sasakian-space-forms. By applying the first result, we prove several existence theorems for slant submanifolds.
Cabrerizo Jaraíz, José Luis   +3 more
core  

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