Boundary conditions

Leontovich boundary condition

The Leontovich boundary condition is a boundary condition in classical electrodynamics that relates to the tangential components of the electric Et and magnetic Ht fields on the surface of well-conducting bodies. (Wikipedia).

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Vorticity and flow direction of Von Kármán vortices behind an airplane wing

Here is yet another simulation of a compressible Euler flow around a wing-shaped profile. The main difference with previous simulations such as https://youtu.be/XptnkvZF_Es is that there is no more force field from the wing. Indeed, using such a force field seemed to be a source of instabi

From playlist Fluid dynamics (Euler and similar equations)

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Bifurcations of chaotic attractors by Viktor Avrutin

PROGRAM DYNAMICS OF COMPLEX SYSTEMS 2018 ORGANIZERS Amit Apte, Soumitro Banerjee, Pranay Goel, Partha Guha, Neelima Gupte, Govindan Rangarajan and Somdatta Sinha DATE: 16 June 2018 to 30 June 2018 VENUE: Ramanujan hall for Summer School held from 16 - 25 June, 2018; Madhava hall for W

From playlist Dynamics of Complex systems 2018

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How an Equilibrium Constant varies with Temperature - Thermodynamics - Physical Chemistry

Deriving a quantitative relationship to show how an equilibrium constant varies with temperature and so showing were Le Chatelier's Principle comes from in this context. Along the way, the Gibbs-Helmholtz van't Hoff equations are derived and used. My video for deriving the thermodynamics

From playlist Introductory Thermodynamics

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Border Collision Bifurcations: continuous vs. discontinuous maps (Lecture 1) by Viktor Avrutin

PROGRAM : DYNAMICS OF COMPLEX SYSTEMS 2018 ORGANIZERS : Amit Apte, Soumitro Banerjee, Pranay Goel, Partha Guha, Neelima Gupte, Govindan Rangarajan and Somdatta Sinha DATE: 16 June 2018 to 30 June 2018 VENUE: Ramanujan hall for Summer School held from 16 - 25 June, 2018; Madhava hall for

From playlist Dynamics of Complex systems 2018

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Leonid Polterovich: Quantum footprints of symplectic rigidity

Abstract: We discuss interactions between quantum mechanics and symplectic topology including a link between symplectic displacement energy, a fundamental notion of symplectic dynamics, and the quantum speed limit, a universal constraint on the speed of quantum-mechanical processes. Joint

From playlist Mathematical Physics

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Hodge Structures in Symplectic Geometry - Tony Pantev

Tony Pantev University of Pennsylvania October 21, 2011 I will explain how essential information about the structure of symplectic manifolds is captured by algebraic data, and specifically by the non-commutative (mixed) Hodge structure on the cohomology of the Fukaya category. I will discu

From playlist Mathematics

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Differentiation _ Explaining Differentiation.mov

Explains the connection between a limit, differentiation, and distance and velocity in classical mechanics.

From playlist Differentiation

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Introduction to Equilibrium | Statics

https://goo.gl/y06Ang for more FREE video tutorials covering Engineering Mechanics (Statics & Dynamics) The objectives of this video are to briefly discuss about equilibrium and relate equilibrium concepts to finding reaction forces. Basically equilibrium refers to analysis of forces subj

From playlist SpoonFeedMe: Engineering Mechanics (Statics & Dynamics)

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Math 131 Fall 2018 100818 Limits and Continuity in Metric Spaces

Limits of functions (in the setting of metric spaces). Definition. Rephrasal of definition. Uniqueness of limit. Definition of continuity at a point. Remark on continuity at an isolated point. Relation with limits. Composition of continuous functions is continuous. Alternate (topol

From playlist Course 7: (Rudin's) Principles of Mathematical Analysis (Fall 2018)

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Josef Malek: On thermodynamically consistent boundary conditions for Korteweg fluids

The lecture was held within the framework of the Hausdorff Trimester Program: Evolution of Interfaces. Abstract: We provide a derivation of several classes of boundary conditions for fluids of Korteweg type using a simple and transparent thermodynamical approach, which automatically guara

From playlist HIM Lectures: Trimester Program "Evolution of Interfaces"

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Anton Zorich - Lyapunov exponents of the Hodge bundle...

Anton ZORICH (Univ. Paris-Diderot, France) Lyapunov exponents of the Hodge bundle, volumes of moduli spaces, and diffusion in periodic billiards

From playlist Algèbre, Géométrie et Physique : une conférence en l'honneur

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Christian Bär - Boundary value problems for Dirac operators

This introduction to boundary value problems for Dirac operators will not focus on analytic technicalities but rather provide a working knowledge to anyone who wants to apply the theory, i.e. in the study of positive scalar curvature. We will systematically study "elliptic boundary conditi

From playlist Not Only Scalar Curvature Seminar

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Markus Rosenkranz Talk 2 7/7/14 Part 1

Title: A Differential Algebra Approach to Linear Boundary Problems

From playlist Spring 2014

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Day 2: Solving Numeric Partial Differential Equations

For more training resources, visit: http://www.wolfram.com/training/ Discover how to solve PDEs over regions or find eigenvalues and eigenfunctions over regions. Use the latest Wolfram Language functionality to create better PDE models and gain a deeper understanding of your physics and e

From playlist Wolfram Virtual Conference Series

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Helmut Friedrich - On Anti-de Sitter Type Space-Times

Helmut Friedrich (Max-Plank-Institut fuer Gravitationsphysik, Potsdam) - On Anti-de Sitter Type Space-Times

From playlist Conférence en l'honneur d'Yvonne Choquet-Bruhat

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Index Theory for Lorentzian Manifolds - Christian Bär

Seminar on Global Analysis Topic: Index Theory for Lorentzian Manifolds Speaker: Christian Bär Affiliation: University of Potsdam Date: November 15, 2022 Index theory goes back to Atiyah and Singer and deals with elliptic operators on Riemannian manifolds. It has numerous applications in

From playlist Mathematics

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Boundary Effects in the zero Viscosity limit of Solutions of Navier Stokes... by Claude Bardos

PROGRAM TURBULENCE: PROBLEMS AT THE INTERFACE OF MATHEMATICS AND PHYSICS ORGANIZERS Uriel Frisch (Observatoire de la Côte d'Azur and CNRS, France), Konstantin Khanin (University of Toronto, Canada) and Rahul Pandit (IISc, India) DATE & TIME 16 January 2023 to 27 January 2023 VENUE Ramanuj

From playlist Turbulence: Problems at the Interface of Mathematics and Physics 2023

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Adventures in Gapless Topological Phases - Ryan Thorngren

High Energy Theory Seminar Topic: Adventures in Gapless Topological Phases Speaker: Ryan Thorngren Affiliation: Harvard University Date: November 09, 2020 For more video please visit http://video.ias.edu Thorngren-2020-11-09

From playlist IAS High Energy Theory Seminar

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PDE 101: Separation of Variables! ...or how I learned to stop worrying and solve Laplace's equation

This video introduces a powerful technique to solve Partial Differential Equations (PDEs) called Separation of Variables. I demonstrate this technique to solve Laplace's equation in two-dimensions for the steady state heat distribution on a rectangle. It can be used for a huge variety of

From playlist Engineering Math: Vector Calculus and Partial Differential Equations

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Samuel Grushevsky: Limits of zeroes of holomorphic differential on stable nodal Riemann surfaces

Find this video and other talks given by worldwide mathematicians on CIRM's Audiovisual Mathematics Library: http://library.cirm-math.fr. And discover all its functionalities: - Chapter markers and keywords to watch the parts of your choice in the video - Videos enriched with abstracts, b

From playlist Dynamical Systems and Ordinary Differential Equations

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