Read Books Online and Download eBooks, EPub, PDF, Mobi, Kindle, Text Full Free.
Couplage Et Controle Pour Les Equations De Navier Stokes Espaces Fonctionnels
Download Couplage Et Controle Pour Les Equations De Navier Stokes Espaces Fonctionnels full books in PDF, epub, and Kindle. Read online Couplage Et Controle Pour Les Equations De Navier Stokes Espaces Fonctionnels ebook anywhere anytime directly on your device. Fast Download speed and no annoying ads. We cannot guarantee that every ebooks is available!
Book Synopsis COUPLAGE ET CONTROLE POUR LES EQUATIONS DE NAVIER-STOKES. ESPACES FONCTIONNELS by : Jérôme Lemoine
Download or read book COUPLAGE ET CONTROLE POUR LES EQUATIONS DE NAVIER-STOKES. ESPACES FONCTIONNELS written by Jérôme Lemoine and published by . This book was released on 1994 with total page 106 pages. Available in PDF, EPUB and Kindle. Book excerpt: DANS CETTE THESE, ON ETUDIE QUATRE PROBLEMES LIES AUX EQUATIONS DE NAVIER-STOKES. DANS LA PREMIERE PARTIE, ON DEMONTRE QUELQUES PROPRIETES DES DISTRIBUTIONS A VALEURS VECTORIELLES. ON DONNE D'UNE PART UNE CARACTERISATION DES ENSEMBLES SEQUENTIELLEMENT COMPACTS DE D'( ;E), ET D'AUTRE PART UN THEOREME DE REPRESENTATION DE DISTRIBUTIONS A VALEURS DANS UN BANACH PAR DES DERIVEES DE FONCTIONS UNIFORMEMENT CONTINUES AINSI QU'UN THEOREME DE PROLONGEABILITE. DANS LA SECONDE PARTIE, ON S'INTERESSE AUX VARIATIONS DE LA TRAINEE HYDRODYNAMIQUE D'UN CORPS EN MOUVEMENT UNIFORME DANS UN FLUIDE VISQUEUX INCOMPRESSIBLE, LORSQUE LE CORPS SE DEFORME. ON DEMONTRE L'INFINIE DIFFERENTIABILITE DE LA TRAINEE PAR RAPPORT AUX VARIATIONS DE LA FORME DU CORPS, SUPPOSE LIPSCHITZIEN, EN UTILISANT LA METHODE DES VARIATIONS DISTRIBUEES. DANS LA TROISIEME PARTIE, ON S'INTERESSE AU COMPORTEMENT D'UN FLUIDE VISQUEUX INCOMPRESSIBLE CONDUCTEUR SOUS L'INFLUENCE DE FORCES ELECTRIQUES. ON DEMONTRE L'EXISTENCE D'UNE SOLUTION DES EQUATIONS D'ELECTROHYDRODYNAMIQUE AVEC CONDUCTIVITE ET VISCOSITE VARIABLES ET CONDITIONS INITIALES IRREGULIERES. DANS LA QUATRIEME PARTIE, ON DEMONTRE UN RESULTAT D'EXISTENCE D'UNE SOLUTION REGULIERE (P-INTEGRALE, P>3) DES EQUATIONS DE NAVIER-STOKES AVEC DENSITE ET VISCOSITE VARIABLE (LA VISCOSITE DEPENDANT DE LA DENSITE), GENERALISANT AINSI UN THEOREME DE LADYZHENSKAYA SOLONNIKOV
Book Synopsis COUPLAGE DES EQUATIONS DE NAVIER-STOKES ET EULER by : CHUANJU.. XU
Download or read book COUPLAGE DES EQUATIONS DE NAVIER-STOKES ET EULER written by CHUANJU.. XU and published by . This book was released on 1993 with total page 274 pages. Available in PDF, EPUB and Kindle. Book excerpt: DANS LA SIMULATION DE LA MECANIQUE DES FLUIDES, LES EFFETS DE LA DIFFUSION DANS LE FLUIDE SONT FAIBLES DANS UNE PARTIE DE LA REGION DE CALCUL. LES EQUATIONS SONT PLUS SIMPLES ET AUSSI MOINS COUTEUSES A APPROCHER QUE LES EQUATIONS DE NAVIER-STOKES. LA PREMIERE PARTIE DE CE TRAVAIL EST CONSACREE A LA RESOLUTION DES EQUATIONS D'EULER EN DEUX DIMENSIONS D'ESPACE POUR LEQUEL ON INTRODUIT UNE METHODE DE DECOUPLAGE VITESSE/TOURBILLON. DEUX METHODES DE DISCRETISATION SPECTRALES, DE TYPE GALERKIN ET COLLOCATION, SONT UTILISEES POUR APPROCHER LES EQUATIONS AINSI DECOUPLEES. ON MONTRE DES RESULTATS DE STABILITE ET DES ESTIMATIONS D'ERREUR POUR CHACUNE DE CES DISCRETISATIONS. DES COURBES D'ERREUR CONFIRMENT LES RESULTATS THEORIQUES AINSI OBTENUS. DANS LA DEUXIEME PARTIE ON S'INTERESSE A L'ETUDE DU PROBLEME DE COUPLAGE ENTRE LES EQUATIONS DE NAVIER-STOKES ET D'EULER PAR DES METHODES DE TYPE ELEMENTS SPECTRAUX OU LES CONDITIONS DE RACCORD APPROPRIEES SONT SPECIFIEES. CETTE METHODE DE COUPLAGE EST VALIDEE PAR DES SIMULATIONS NUMERIQUES DU MOUVEMENT D'UN FLUIDE AUTOUR D'UN OBSTACLE. NOUS MONTRONS QUE L'APPROCHE MISE EN UVRE EST STABLE, ET FOURNIT UNE ALTERNATIVE MOINS COUTEUSE QU'UN CODE SPECTRAL NAVIER-STOKES PUR
Book Synopsis CONTROLE ET OPTIMISATION DE FORME DANS LES EQUATIONS DE NAVIER-STOKES by : YVES.. GUIDO
Download or read book CONTROLE ET OPTIMISATION DE FORME DANS LES EQUATIONS DE NAVIER-STOKES written by YVES.. GUIDO and published by . This book was released on 1997 with total page 163 pages. Available in PDF, EPUB and Kindle. Book excerpt: LA PREMIERE MODELISATION TRAITE D'UN PROBLEME D'ECOULEMENT DE FLUIDE AUTOUR D'UN CORPS SANS EPAISSEUR EN UTILISANT LA THEORIE DES PROFILS PORTANTS. ON CONSIDERE DEUX REGIONS : UNE LOCALISEE DANS LE VOISINAGE DU CORPS S ET L'AUTRE LOIN DE L'OBSTACLE. EN AMONT DU CORPS L'ECOULEMENT EST CONSIDERE UNIFORME, STATIONNAIRE, INVISCIDE ET PEU COMPRESSIBLE. ON UTILISE COMME METHODE DE DISCRETISATION, CELLE OBTENUE PAR UNE METHODE D'EQUATIONS INTEGRALES SUR LA SURFACE S ET UNE FORMULATION VITESSE EN METHODE DES SINGULARITES. PUIS ON DETERMINE LES MOUVEMENTS DE FLUIDE REEL (ON TIENT COMPTE DE LA VISCOSITE) DANS UN VOLUME TRIDIMENSIONNEL AVEC DES CONDITIONS AUX LIMITES ABSORBANTES SUR LES FRONTIERES ARTIFICIELLES IMPOSEES POUR RENDRE LE DOMAINE FINI. LA MODELISATION DU PROBLEME PHYSIQUE FAIT APPARAITRE UN SYSTEME D'EQUATIONS AUX DERIVEES PARTIELLES, CELUI DE NAVIER-STOKES. LA METHODE D'APPROXIMATION NUMERIQUE UTILISEE EST CELLE DES ELEMENTS FINIS. ON FAIT L'ANALYSE DU SYSTEME DE NAVIER STOKES INCOMPRESSIBLE PUIS D'UN PROBLEME LINEAIRE ASSOCIE A UN POINT FIXE APPROCHE PAR PENALISATION, CE QUI A L'AVANTAGE D'AVOIR L'UNICITE DE LA SOLUTION SANS CONDITION SUR LA VISCOSITE. CE SYSTEME EST AUSSI IDENTIQUE A CELUI MIS EN UVRE DANS LE NUMERIQUE. ON OBTIENT UN RESULTAT DE REGULARITE POUR LA SOLUTION DU SYSTEME PRECEDENT, S AYANT UN INTERIEUR, EN UTILISANT LA THEORIE DE L'EXTRACTEUR. APRES ON DEVELOPPE UN ALGORITHME DE CALCUL DE SENSIBILITE DE L'ECOULEMENT PAR RAPPORT A UNE VARIATION VIRTUELLE DE LA FORME DU CORPS. POUR CELA, ON CHOISIT UN CRITERE A OPTIMISER QUI EST UNE FONCTIONNELLE NON QUADRATIQUE ET NON ISOTROPE, LA FINESSE. ET ON CARACTERISE LA SEMI-DERIVEE EULERIENNE DE LA FINESSE, AINSI ON CONSIDERE L'ETAT DIRECT COMME UNE CONTRAINTE ET L'ETAT ADJOINT COMME LE MULTIPLICATEUR DE LAGRANGE ASSOCIE A CETTE CONTRAINTE. CE DERNIER A L'ORIGINALITE DE SATISFAIRE UN PROBLEME DE DIRICHLET NON HOMOGENE CONTRAIREMENT AUX CAS DES FONCTIONNELLES DEFINIES SUR L'ESPACE DE L'ENERGIE OU LES SYSTEMES SONT HOMOGENES. AINSI ON ABOUTIT A UN NOUVEAU PROBLEME DE MIN - MAX SUR UN CONVEXE K.
Book Synopsis Méthodes de couplage pour des équations stochastiques de type Navier-Stokes et Schrödinger by : Cyril Odasso
Download or read book Méthodes de couplage pour des équations stochastiques de type Navier-Stokes et Schrödinger written by Cyril Odasso and published by . This book was released on 2005 with total page 234 pages. Available in PDF, EPUB and Kindle. Book excerpt: Nous nous intéresserons d'abord aux équations stochastiques de Navier-Stokes bidimensionnelles (NS), de Ginzburg-Landau Complexes (CGL) et de Schrödinger non-linéaires (NLS) munies d'un bruit blanc en temps et régulier pour la variable spatiale. En nous appuyant sur des méthodes de couplages, nous établirons le caractère exponentiellement (resp polynomialement) mélangeant de NS et CGL (resp NLS) lorsque le bruit recouvre un nombre suffisant de bas modes. Deux des innovations majeures de ces résultats sont le fait que l'on s'autorise à traiter des équations non-dissipatives telles que NLS et que l'on considère des bruits non additifs. Dans un deuxième temps, nous considérerons les équations de Navier-Stokes stochastiques tridimensionnelles (NS3D). Nous établirons la régularité Hp et Gevrey des solutions stationnaires de NS3D et nous en déduirons des informations sur l'échelle de dissipation de Kolmogorov (K41). Puis, nous établirons le caractère exponentiellement mélangeant des solutions de NS3D lorsque le bruit est à la fois suffisament régulier et non-dégénéré.
Book Synopsis Controle et optimisation de forme dans les equations de Navier-Stokes by : Yves Guido
Download or read book Controle et optimisation de forme dans les equations de Navier-Stokes written by Yves Guido and published by . This book was released on 1997 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book ICREEC 2019 written by Ahmed Belasri and published by Springer Nature. This book was released on 2020-06-10 with total page 659 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book highlights peer reviewed articles from the 1st International Conference on Renewable Energy and Energy Conversion, ICREEC 2019, held at Oran in Algeria. It presents recent advances, brings together researchers and professionals in the area and presents a platform to exchange ideas and establish opportunities for a sustainable future. Topics covered in this proceedings, but not limited to, are photovoltaic systems, bioenergy, laser and plasma technology, fluid and flow for energy, software for energy and impact of energy on the environment.
Book Synopsis The Theory of Ionization of Gases by Collision by : Sir John Townsend
Download or read book The Theory of Ionization of Gases by Collision written by Sir John Townsend and published by . This book was released on 1910 with total page 112 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis African Doctorates in Mathematics by :
Download or read book African Doctorates in Mathematics written by and published by Lulu.com. This book was released on 2007 with total page 385 pages. Available in PDF, EPUB and Kindle. Book excerpt: This volume presents a catalogue of over 2000 doctoral theses by Africans in all fields of mathematics, including applied mathematics, mathematics education and history of mathematics. The introduction contains information about distribution by country, institutions, period, and by gender, about mathematical density, and mobility of mathematicians. Several appendices are included (female doctorate holders, doctorates in mathematics education, doctorates awarded by African universities to non-Africans, doctoral theses by non-Africans about mathematics in Africa, activities of African mathematicians at the service of their communities). Paulus Gerdes compiled the information in his capacity of Chairman of the African Mathematical Union Commission for the History of Mathematics in Africa (AMUCHMA). The book contains a preface by Mohamed Hassan, President of the African Academy of Sciences (AAS) and Executive Director of the Academy of Sciences for the Developing World (TWAS). (383 pp.)
Download or read book Random Tensors written by Razvan Gurau and published by Oxford University Press. This book was released on 2017 with total page 345 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book introduces "Random Tensors," a framework for studying random geometries in any dimension. It provides a complete derivation of the key results in the field. Whatever form a theory of Quantum Gravity may take, it must incorporate random geometry.
Book Synopsis A Parallel Finite Volume Algorithm for Large-eddy Simulation of Turbulent Flows by : Trong T. Bui
Download or read book A Parallel Finite Volume Algorithm for Large-eddy Simulation of Turbulent Flows written by Trong T. Bui and published by . This book was released on 1998 with total page 28 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Flow Sensing in Air and Water by : Horst Bleckmann
Download or read book Flow Sensing in Air and Water written by Horst Bleckmann and published by Springer Science & Business Media. This book was released on 2014-01-22 with total page 558 pages. Available in PDF, EPUB and Kindle. Book excerpt: In this book, leading scientists in the fields of sensory biology, neuroscience, physics and engineering explore the basic operational principles and behavioral uses of flow sensing in animals and how they might be applied to engineering applications such as autonomous control of underwater or aerial vehicles. Although humans possess no flow-sensing abilities, countless aquatic (e.g. fish, cephalopods and seals), terrestrial (e.g. crickets and spiders) and aerial (e.g. bats) animals have flow sensing abilities that underlie remarkable behavioral feats. These include the ability to follow silent hydrodynamic trails long after the trailblazer has left the scene, to form hydrodynamic images of their environment in total darkness, and to swim or fly efficiently and effortlessly in the face of destabilizing currents and winds.
Author :North Atlantic Treaty Organization. Advisory Group for Aerospace Research and Development. Sensor and Propagation Panel. Symposium Publisher : ISBN 13 : Total Pages :200 pages Book Rating :4.E/5 ( download)
Book Synopsis Analyse de la Signature Radar Et de la Vidéoscopie de Cibles Militaires by : North Atlantic Treaty Organization. Advisory Group for Aerospace Research and Development. Sensor and Propagation Panel. Symposium
Download or read book Analyse de la Signature Radar Et de la Vidéoscopie de Cibles Militaires written by North Atlantic Treaty Organization. Advisory Group for Aerospace Research and Development. Sensor and Propagation Panel. Symposium and published by . This book was released on 1997 with total page 200 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Cancer Evolution by : Charles Swanton
Download or read book Cancer Evolution written by Charles Swanton and published by Perspectives Cshl. This book was released on 2017 with total page 350 pages. Available in PDF, EPUB and Kindle. Book excerpt: Tumor progression is driven by mutations that confer growth advantages to different subpopulations of cancer cells. As a tumor grows, these subpopulations expand, accumulate new mutations, and are subjected to selective pressures from the environment, including anticancer interventions. This process, termed clonal evolution, can lead to the emergence of therapy-resistant tumors and poses a major challenge for cancer eradication efforts. Written and edited by experts in the field, this collection from Cold Spring Harbor Perspectives in Medicine examines cancer progression as an evolutionary process and explores how this way of looking at cancer may lead to more effective strategies for managing and treating it. The contributors review efforts to characterize the subclonal architecture and dynamics of tumors, understand the roles of chromosomal instability, driver mutations, and mutation order, and determine how cancer cells respond to selective pressures imposed by anticancer agents, immune cells, and other components of the tumor microenvironment. They compare cancer evolution to organismal evolution and describe how ecological theories and mathematical models are being used to understand the complex dynamics between a tumor and its microenvironment during cancer progression. The authors also discuss improved methods to monitor tumor evolution (e.g., liquid biopsies) and the development of more effective strategies for managing and treating cancers (e.g., immunotherapies). This volume will therefore serve as a vital reference for all cancer biologists as well as anyone seeking to improve clinical outcomes for patients with cancer.
Book Synopsis Handbook of Nonlinear Partial Differential Equations by : Andrei D. Polyanin
Download or read book Handbook of Nonlinear Partial Differential Equations written by Andrei D. Polyanin and published by CRC Press. This book was released on 2004-06-02 with total page 835 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Handbook of Nonlinear Partial Differential Equations is the latest in a series of acclaimed handbooks by these authors and presents exact solutions of more than 1600 nonlinear equations encountered in science and engineering--many more than any other book available. The equations include those of parabolic, hyperbolic, elliptic and other types, and the authors pay special attention to equations of general form that involve arbitrary functions. A supplement at the end of the book discusses the classical and new methods for constructing exact solutions to nonlinear equations. To accommodate different mathematical backgrounds, the authors avoid wherever possible the use of special terminology, outline some of the methods in a schematic, simplified manner, and arrange the equations in increasing order of complexity. Highlights of the Handbook:
Book Synopsis Introduction to Nonsmooth Optimization by : Adil Bagirov
Download or read book Introduction to Nonsmooth Optimization written by Adil Bagirov and published by Springer. This book was released on 2014-08-12 with total page 377 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book is the first easy-to-read text on nonsmooth optimization (NSO, not necessarily differentiable optimization). Solving these kinds of problems plays a critical role in many industrial applications and real-world modeling systems, for example in the context of image denoising, optimal control, neural network training, data mining, economics and computational chemistry and physics. The book covers both the theory and the numerical methods used in NSO and provide an overview of different problems arising in the field. It is organized into three parts: 1. convex and nonconvex analysis and the theory of NSO; 2. test problems and practical applications; 3. a guide to NSO software. The book is ideal for anyone teaching or attending NSO courses. As an accessible introduction to the field, it is also well suited as an independent learning guide for practitioners already familiar with the basics of optimization.
Book Synopsis Mathematics of the Decision Sciences by : George Bernard Dantzig
Download or read book Mathematics of the Decision Sciences written by George Bernard Dantzig and published by American Mathematical Soc.. This book was released on 1968-12-31 with total page 444 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Nonsmooth Optimization by : Claude Lemarechal
Download or read book Nonsmooth Optimization written by Claude Lemarechal and published by Elsevier. This book was released on 2014-05-19 with total page 195 pages. Available in PDF, EPUB and Kindle. Book excerpt: Nonsmooth Optimization contains the proceedings of a workshop on non-smooth optimization (NSO) held from March 28 to April 8,1977 in Austria under the auspices of the International Institute for Applied Systems Analysis. The papers explore the techniques and theory of NSO and cover topics ranging from systems of inequalities to smooth approximation of non-smooth functions, as well as quadratic programming and line searches. Comprised of nine chapters, this volume begins with a survey of Soviet research on subgradient optimization carried out since 1962, followed by a discussion on rates of convergence in subgradient optimization. The reader is then introduced to the method of subgradient optimization in an abstract setting and the minimal hypotheses required to ensure convergence; NSO and nonlinear programming; and bundle methods in NSO. A feasible descent algorithm for linearly constrained least squares problems is described. The book also considers sufficient minimization of piecewise-linear univariate functions before concluding with a description of the method of parametric decomposition in mathematical programming. This monograph will be of interest to mathematicians and mathematics students.
