There are many nonlinear PDEs that are Euler equations for variational problems.
Der er mange bratte PDEs, der er Euler ligninger for variational problemer.
He also contributed to the solutions to variational problems via Ritz' method and to ergodic theory.
Han har også bidraget til løsninger på variational problemer via Ritz'metode og ergodic teori.
The casual reader will obtain a broad view of important aspects of variational theory.
De tilfældige læseren vil få en bred opfattelse af vigtige aspekter af variational teori.
The first step in solving such equations by the variational method is to show that the extremum is attained.
Det første skridt til at løse sådanne ligninger af variational metode er at vise, at extremum er nået.
In his view, a curve orsurface should be determined by its action on variational integrands.
Efter hans opfattelse er en kurve elleroverfladevand bør afgøres af sin indsats på variational integrands.
Morse developed variational theory in the large with applications to equilibrium problems in mathematical physics.
Morse udviklet variational teori i de store med ansøgninger til ligevægt problemer i matematisk fysik.
Between 1917 and 1919 he worked on the variational calculus.
Mellem 1917 og 1919 arbejdede han på variational calculus.
He developed variational techniques that produced major advances in several fields of mathematical physics.
Han udviklede variational teknikker, som er produceret store fremskridt på adskillige områder af matematisk fysik.
Another major contribution by Lions, in a long series of important papers,is to variational problems.
Et andet væsentligt bidrag fra Lions i en lang række vigtige papirer,er at variational problemer.
The method of proof followed variational techniques which had been introduced earlier by her Ph.D. supervisor Bers.
Metoden bevisbyrde fulgt variational teknikker, der var blevet indført tidligere af hendes Ph.D. vejlederen lemmer.
The Unified Form Language(UFL)is a domain specific language for declaration of finite element discretizations of variational forms.
Unified Form Sprog(UFL)er et domæne specifikt sprog for deklaration af finite element diskretisering af variational former.
During his two years at Cornell he taught courses on variational techniques and on quantum mechanics.
I løbet af sine to år på Cornell han underviste kurser om variational teknikker og på Kvantemekanik.
It applies variational principles to determine the optimal ship design and first established the principles of hydrostatics.
Det gælder variational principper til at afgøre den optimale skibets konstruktion og først fastslået principperne i hydrostatics.
From this point of view a curve ora surface can be identified with a linear functional over the class of variational integrands.
Ud fra dette synspunkt en kurve elleren overflade kan identificeres med en lineær funktionel over klasse af variational integrands.
They published their second joint book in 1938 which was the monograph Variational calculus in the large which was a text on Morse theory.
De offentliggjort deres andet fælles bog i 1938, som var den monografi Variational calculus i de store som var en tekst om Morse teori.
He later dealt with the problem of stability of fluid ellipsoids basing his investigations on the Thomson- Tait variational principle.
Han senere behandles problemet med stabiliteten af væske ellipsoids basere sine undersøgelser på Thomson- Tait variational princip.
I and On the upper andlower bounds of eigenvalues appeared in 1949, Variational methods in collision problems and On the convergence of the perturbation method.
I og om den øvre ognedre grænser eigenvalues udkom i 1949, Variational metoder i kollision problemer og om konvergensen mellem forstyrrelse metode.
Varadhan, speaking at the Congress of Mathematicians in Zurich in 1994 about Lions' work, said:There are many nonlinear PDEs that are Euler equations for variational problems.
Varadhan, at tale i Kongressen af Matematikere i Zürich i 1994 ca Lions' arbejde, sagde:Der er mange bratte PDEs, der er Euler ligninger for variational problemer.
He addressed the conference on Elliptic methods in variational problems in which he spoke of his work on Morse theory for infinite-dimensional manifolds.
Han henvendte sig til konference om Elliptiske metoder i variational problemer, hvor han talte om hans arbejde med Morse teori for uendelig-dimensional manifolds.
The variational formulation of the gravitational field equations and their covariance properties, and the definition of the gravitational energy and the existence of gravitational waves.
Variational formulering af gravitationsfelt ligninger og deres covarians egenskaber, og definitionen af tyngdeaccellerationen energi og eksistensen af tyngdeaccellerationen bølger.
While working in Moscow,Sobolev built on the standard variational method for solving elliptic boundary value problems by introducing these Sobolev function spaces.
Mens der arbejder i Moskva,Sobolev bygget på standarden variational metode for at løse elliptisk grænse værdi problemer ved at indføre disse Sobolev funktion mellemrum.
Lions was one of several students who Schwartz directed to take this new approach andhis doctoral thesis developed what has become the standard variational theory of linear elliptic and evolution equations.
Lions var en af flere studerende, der Schwartz rettet til at tage denne nye tilgang oghans ph.d. -afhandling udviklet, hvad der er blevet den standard variational teorien om lineære elliptisk og udvikling ligninger.
In this last paper Mathisson applied his general variational method to the case of a particle for which second moments are important but third and higher moments are negligible.
I denne sidste papir Mathisson anvendt hans generelle variational metode, der er tale om en partikel, for hvilken anden øjeblikke er vigtige, men tredje og højere øjeblikke er ubetydelige.
It is also shown that this procedure can be applied to a class of two point boundary value problems containing the Euler- Lagrange equation for simple variational problems and most second order ordinary differential equations.
Det er også vist, at denne fremgangsmåde kan anvendes på en klasse med to point grænse værdi problemer indeholdende Euler- Lagrange ligning for simple variational problemer og de fleste anden orden ordinære differentialligninger.
Mathisson proved that the variational equation can be solved when it has been defined so that the equations to be imposed upon the characteristic tensor will be compatible with the variations allowed in the fields.
Mathisson bevises, at variational ligning kan løses, når det er blevet defineret således at de ligninger, der skal pålægges de karakteristiske tensor vil være forenelige med de variationer tilladt i felterne.
 We provide software tools for working with computational meshes,finite element variational formulations of PDEs, ODE solvers and linear algebra. FEniCS is organized as a….
Nbsp; Vi leverer software-værktà ̧jer til at arbejde med beregningsmæssige masker,finite element variational formuleringer af PDE'er, ODE solvers og lineær algebra. FEniCS….
The farther out we go,the more certainly we encounter those variational and unpredictable phenomena which are so unerringly characteristic of the unfathomable presence-performances of the Absolutes and the experiential Deities.
Jo længere ud vi går,mere sikkert er det, at vi møder disse varierende og uforudsigelige fænomener som er så usvigelig karakteristisk for den Absolutte og de erfaringsmæssige Guddommes uudgrundelige tilstedeværende udøvelse.
Hestenes, reviewing the book, writes: Early in his career,[Young]recognized that the difficulties encountered in establishing existence theorems in variational theory was due to a large extent to an inadequate concept of curves or surfaces.
Hestenes, gennemgår bogen, skriver: Tidligt i sin karriere,[Young]erkendt, at vanskelighederne med at opstille eksistens teoremer i variational theory skyldtes i vid udstrækning en utilstrækkelig begrebet kurver eller overflader.
This enlargement of the concept of a curve enables him andothers to establish existence theorems for variational and optimal control problems which heretofore have been unattainable by any other method.
Denne udvidelse af begrebet en kurve giver ham ogandre til at fastslå eksistensen teoremer for variational og optimal kontrol problemer, der ovenfor er blevet uopnåeligt ved enhver anden metode.
Results: 46,
Time: 0.0369
How to use "variational" in an English sentence
Implemented the variational stochemistry structure prediction.
Particle-based variational inference for continuous systems.
Disentangled Variational Auto-Encoder for semi-supervised learning.
Variational Fourier Features for Gaussian Processes.
Practical Variational Inference for Neural Networks.
Variational Inference for Monte Carlo Objectives.
Variational Learning for Recurrent Spiking Networks.
Rayleigh-Ritz variational techniques and Sturm-Liouville systems.
Variational Decoding for Statistical Machine Translation.
Variational inference for super resolution microscopy.
How to use "variational" in a Danish sentence
Brugeren skal indtaste ligningen forbundet med problemet, angivet i enten stærk eller svag PDE-formulering (variational princip).
Få Energy Principles and Variational Methods in Applied Mechanics af J.
Datazione hele verden - Per conoscere
A variational approach to the Hele.
S. 200-207
Hammernik, Kerstin ; Ebner, Thomas ; Stern, Darko ; Urschler, Martin ; Pock, Thomas. / Vertebrae Segmentation in 3D CT Images based on a Variational Framework.
Ligninger af denne type er undersøgt ved anvendelse af variational metoder, og de forventes at opfylde lignende egenskaber.
Videnskabsfolkene kalder deres program "factorized variational autoencoders" - eller FVAE i kort form.
Variational formulation and finite element modelling of electrostatic-elastodynamic coupling.
Vertebrae Segmentation in 3D CT Images based on a Variational Framework.
Together with Donsker you reduced the general large deviation principle to a powerful variational principle.
Various methods, such as the simulation method, the eigenfunction expansion, numerical integration and the variational method are discussed.
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