Zum Starten hier klicken

Inhaltsverzeichnis

Seite 1

Optimization of Nonlinear Problems

Problem 1: Characterization of Optima

Problem 2: Characterization in the presence of constraints

Problem 3: Globality of Optima

Seite 6

Smooth problems: Characterization of Optima

Basic Algorithm for Smooth Unconstrained Problems

Step 1: Choose search direction

Step 1: Choose search direction

Step 1: Choose search direction

Step 1: Choose search direction

Step 1: Choose search direction

Step 2: Determination of Step Length

Convergence: Gradient method

Convergence: Newton's method

Example 1: Gradient method

Example 1: Gradient method

Example 1: Newton's method

Example 1: Newton's method

Example 1: Comparison between methods

Example 2: Gradient method

Example 2: Gradient method

Example 2: Newton's method

Example 2: Newton's method

Example 2: Comparison between methods

What if the Hessian is not positive definite

What if the Hessian is not positive definite

What if the Hessian is not positive definite

What if the Hessian is not positive definite

What if the Hessian is not positive definite

What if the Hessian is not positive definite

What if the Hessian is not positive definite

Quasi-Newton methods

Practical line search strategies

Practical line search strategies

Practical line search strategies

Practical line search strategies

Practical line search strategies

Practical line search strategies - Alternatives

Seite 41

Least-Squares Problems: Background

Least-Squares Problems: Background

Least-Squares: Gauss-Newton Algorithm

Least-Squares: Gauss-Newton Algorithm

Seite 46

The Quadratic Penalty Method

The Quadratic Penalty Method

The Quadratic Penalty Method

The Quadratic Penalty Method

The Logarithmic Barrier Method

The Logarithmic Barrier Method

The Exact Penalty Method

The Exact Penalty Method

Necessary Conditions for Constrained Optima

Newton's method for constrained problems

Sequential Quadratic Programming (SQP)

How does SQP work -- linear equality constraints

How does SQP work -- nonlinear equality constraints

How does SQP work -- nonlinear equality constraints

Sequential Quadratic Programming (SQP)

Summary

Seite 63

Autor: Wolfgang Bangerth

E-Mail: wolfgang.bangerth@iwr.uni-heidelberg.de

Weitere Informationen:
Talk given at the minisymposium "Introduction to Optimization", organized by the Graduiertenkolleg, 2001/02/07.

The other talks can be viewed at this page.