Search for tag: "numerical"

3 May - Victorita Dolean (University of Strathclyde, Glasgow) - Robust solvers for time-harmonic wave propagation problems

The subtitles/captions on this talk are being edited. They will be available within 2 weeks of the talk being published. 3 May 2021 Victorita Dolean (University of Strathclyde, Glasgow) - Robust…

From  OLLIE Quinn on May 17th, 2021 0 likes 24 plays 0  

19 April 2021: Andreas Veeser (Università degli Studi di Milano) - Accurate error bounds and equivalence of seminorms

The subtitles/captions on this talk are being edited. They will be available within 2 weeks of the talk being published. 19 April 2021Andreas Veeser (Università degli Studi di Milano) -…

From  OLLIE Quinn on April 29th, 2021 0 likes 18 plays 0  

8 March 2021 - Carola-Bibiane Schönlieb (University of Cambridge) - Structure-preserving deep learning

8 March 2021 Carola-Bibiane Schönlieb (University of Cambridge) - Structure-preserving deep learning Abstract: Over the past few years, deep learning has risen to the foreground as a topic of…

From  OLLIE Quinn on March 8th, 2021 0 likes 71 plays 0  

Partial Differential Equations Lecture 10 - Results

In the last part of this lecture we look at the results we obtain to the test problem and look forward to solving real fluid dynamics problems using commercial solvers in CFD5.

From  David Ingram on February 26th, 2021 0 likes 38 plays 0  

Partial Differential Equations Lecture 10 - The Solver

We now introduce a family of test problems and look at the Matlab code needed to solver the shallow water equations.

From  David Ingram on February 26th, 2021 0 likes 32 plays 0  

Partial Differential Equations Lecture 10 - Boundary Conditions

In the 2nd part of the lecture we look at boundary conditions for systems of hyperbolic equations.

From  David Ingram on February 26th, 2021 0 likes 36 plays 0  

Partial Differential Equations Lecture 10 - Shallow Water Equations

In this lecture we extend our solver to apply to a system of equations in one spatial dimension. In this case we are solving the St Vennant, or Shallow Water Equations.

From  David Ingram on February 26th, 2021 0 likes 37 plays 0  

Partial Differential Equations Lecture 9 - Results

Here we look in detail at the results from the test problem and discuss dispersive and dissipative errors.

From  David Ingram on February 16th, 2021 0 likes 33 plays 0  

Partial Differential Equations Lecture 9 - MacCormack method in 2D

This part of the lecture develops a 2D solver using the method of Fractional Steps and the MacCormack scheme and applies it to a test problem

From  David Ingram on February 16th, 2021 0 likes 40 plays 0  

Partial Differential Equations, Lecture 7a: Numerical solution of hyperbolic PDEs.

A lecture introducing numerical methods for hyperbolic PDEs

From  David Ingram on February 8th, 2021 0 likes 46 plays 0  

Lecture 5 Part 1: Van der Pol Oscillator

A look at the behaviour of the van der pol oscillator and its solution using the Runge-Kutta integrator

From  David Ingram on July 10th, 2020 0 likes 434 plays 0  

Lecture 4 Part 4: Methods for real engineering problems

In the last part of the lecture we look at real numerical methods that can be used for real engineering problems. Looking briefly at Runge-Kutta methods and an application modelling methane-air…

From  David Ingram on July 6th, 2020 0 likes 11 plays 0  

Lecture 4 Part 3: State space models

In this part of the lecture we look at how state-space models can be used to solve higher order differential equations using the method for systems of equations.

From  David Ingram on July 6th, 2020 0 likes 4 plays 0  

Lecture 4 Part 2: Systems of equations

In this lecture we look at how the numerical methods can be extended to deal with systems of equations.

From  David Ingram on July 6th, 2020 0 likes 19 plays 0  

Lecture 4 Part 1: Introduction to Numerical Methods

When an analytical solution cannot be found, we can use a numerical method to find an approximate solution. In this lecture we look at Euler's method and explore how it can be used to solver…

From  David Ingram on July 6th, 2020 0 likes 34 plays 0  

Numerical homogenization of nondivergence-form equations - Timo Sprekeler

Multiscale & Multilevel Methods: Numerical Analysis and Applications LMS Scottish Numerical Methods Network Numerical homogenization of nondivergence-form equations Timo Sprekeler (University of…

From  GILLIAN KERR on June 16th, 2020 0 likes 78 plays 0