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Matrix Analysis and Algorithms Systems of Linear Equations (SLE) Least SQuares problems (LSQ) EigenValue Problems (EVP) Dr. Bj¨ orn Stinner, Assistant Professor Mathematics Institute and Centre for Scientific Computing University of Warwick Zeeman Building, Room C2.30 [email protected]

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Page 1: Matrix Analysis and Algorithms - Warwick Insite · Matrix Analysis and Algorithms Systems of Linear Equations (SLE) Least SQuares problems ... RA Horn and CR Johnson, Matrix Analysis,

Matrix Analysis and Algorithms

Systems of Linear Equations (SLE) Least SQuares problems (LSQ)

EigenValue Problems (EVP)

Dr. Bjorn Stinner, Assistant Professor

Mathematics Institute and

Centre for Scientific Computing

University of Warwick

Zeeman Building, Room C2.30

[email protected]

Page 2: Matrix Analysis and Algorithms - Warwick Insite · Matrix Analysis and Algorithms Systems of Linear Equations (SLE) Least SQuares problems ... RA Horn and CR Johnson, Matrix Analysis,

Matrix Analysis and Algorithms Introduction

Objectives

Aim:Understanding the mathematical principles underlying the design and the analysis process

to solve some large scale problems central in numerical linear algebra.

At the end of the module you will familiar with concepts and ideas related to:

• diverse matrix factorisations

– to obtain analytical results,

– as the basis for various algorithms,

• assessing algorithms with respect to computational cost ; efficiency,

• error analysis,

– conditioning of problems,

– stablity of algorithms,

• direct versus iterative methods.

No coding, e.g. module MA4G7 Computational Linear Algebra and Optimization (Term 2).

Dr Bjorn Stinner Term 1, 2010/2011

Page 3: Matrix Analysis and Algorithms - Warwick Insite · Matrix Analysis and Algorithms Systems of Linear Equations (SLE) Least SQuares problems ... RA Horn and CR Johnson, Matrix Analysis,

Matrix Analysis and Algorithms Introduction

Literature

In addition to the lecture notes:

AM Stuart and J Voss, Matrix Analysis and Algorithms, script.

LN Trefethen and D Bau, Numerical Linear Algebra, SIAM 1997.

NJ Higham, Accuracy and Stability of Numerical Algorithms, SIAM 1996.

G Golub and C van Loan, Matrix Computations, 3. ed., Johns Hopkins University Press 1996.

D Kincaid and W Cheney, Numerical Analysis, 3. ed., AMS 2002.

RA Horn and CR Johnson, Matrix Analysis, Cambridge University Press 1985.

JW Demmel, Applied Numerical Linear Algebra, SIAM 1997.

Dr Bjorn Stinner Term 1, 2010/2011

Page 4: Matrix Analysis and Algorithms - Warwick Insite · Matrix Analysis and Algorithms Systems of Linear Equations (SLE) Least SQuares problems ... RA Horn and CR Johnson, Matrix Analysis,

Matrix Analysis and Algorithms Introduction

Relation to Other Modules

MA4G7 Computational Linear Algebra and Optimization (D White)

implementation, coding, software, but also towards optimisation problems.

MA3H0 Numerical Analysis and PDEs (A Dedner)

discretisation of PDEs involves large systems of equations to be solved.

MA3G7 Functional Analysis I (V Gelfreich)

a few ideas notions with respect to norm for the analysis are shared.

MA390 Topics in Mathematical Biology (T House)

problems like pattern formation involve finding eigenvalues of operators.

MA228 Numerical Analysis (X He)

stability and convergence, interpolation, quadrature, ODEs.

Dr Bjorn Stinner Term 1, 2010/2011

Page 5: Matrix Analysis and Algorithms - Warwick Insite · Matrix Analysis and Algorithms Systems of Linear Equations (SLE) Least SQuares problems ... RA Horn and CR Johnson, Matrix Analysis,

Matrix Analysis and Algorithms Introduction

Other Stuff

Assessment: Final exam (100%).

3 question sheets (not relevant for final mark).

Office hours: Wed 11-12, Mon 11-12 (except 11 Oct and 8 Nov)

Web-page: lecture notes, question sheets, etc

http://www.warwick.ac.uk/staff/Bjorn.Stinner/teaching/aut1011.html

Dr Bjorn Stinner Term 1, 2010/2011