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165 results

OpenMDAO
Multiobjective optimization

Multiobjective optimization is somewhat of a misnomer -- you actually have to have predefined weightings for each of the ...

5:49
Multiobjective optimization

23,132 views

3 years ago

OpenMDAO
Nonlinear and linear systems and solvers

In OpenMDAO terms, your nonlinear system is your model or governing system of equations. Your linear system is a ...

13:15
Nonlinear and linear systems and solvers

1,653 views

3 years ago

OpenMDAO
Basic optimization problem formulation

One of the most important steps in optimization is formulating well-posed and meaningful problems that you can interpret ...

8:52
Basic optimization problem formulation

5,164 views

3 years ago

mathapptician
1   Linear Programming Basics

Here are two examples of linear programming problems. This one here is a minimization problem and this one here is a ...

5:08
1 Linear Programming Basics

12,526 views

10 years ago

mathapptician
1   Linear Programming Duality

And we let (P) denote this linear programming problem. Then the dual problem of (P) is the following linear programming problem.

6:33
1 Linear Programming Duality

3,116 views

10 years ago

mathapptician
1   Dual problem in general

Recall that the dual problem of this minimization problem is defined to be this linear programming problem here. There are a ...

7:50
1 Dual problem in general

1,821 views

10 years ago

OpenMDAO
Fitting tabular data using smooth curve fits

If you're fitting a curve or surface to data and want to ever use gradient-based optimizers or Newton solvers, make sure to do it in a ...

7:03
Fitting tabular data using smooth curve fits

962 views

3 years ago

mathapptician
2  Extreme point optimal solution

You might have observed that when you solve a linear programming problem, you often end up with an optimal solution there is ...

5:48
2 Extreme point optimal solution

4,005 views

10 years ago

OpenMDAO
Debugging your optimizations, part 1

Optimization of complicated multidisciplinary systems is not easy. By following this systematic debugging procedure you can ...

12:08
Debugging your optimizations, part 1

1,648 views

3 years ago

mathapptician
1   Fundamental Theorem of Linear Programming

The fundamental theorem of linear programming states the following: for any given linear programming problem, exactly one of ...

5:29
1 Fundamental Theorem of Linear Programming

12,395 views

10 years ago

Martin Laskowski
Building a LEGO® Optimization App :) - PART 01: The Problem Description

Full page at https://opt-models.org/compendium/lego/problem-description/) SERIES INTRO: we build an unofficial app for the ...

16:02
Building a LEGO® Optimization App :) - PART 01: The Problem Description

545 views

1 year ago

OpenMDAO
Solving coupled systems

When you have a coupled or implicit system, you must use a solver to converge that system. Take time to recognize those systems ...

9:36
Solving coupled systems

2,165 views

3 years ago

NPTEL IIT Bombay
Lecture 13A: Farkas' lemma

Week 7: Lecture 13A: Farkas' lemma.

14:51
Lecture 13A: Farkas' lemma

5,364 views

4 years ago

Mixed Integer Programming
Suresh Bolusani - Generalized Benders' Decomposition for Multilevel/Multistage Optimization

Part of MIP2020 online workshop: https://sites.google.com/view/mipworkshop2020/home Poster Session 4: Stochastic ...

9:51
Suresh Bolusani - Generalized Benders' Decomposition for Multilevel/Multistage Optimization

1,249 views

5 years ago

NPTEL IIT Bombay
Lecture 10A: Extreme points and optimal solution of an LP

Week 5: Lecture 10A: Extreme points and optimal solution of an LP.

18:13
Lecture 10A: Extreme points and optimal solution of an LP

1,855 views

4 years ago

NPTEL IIT Bombay
Lecture 14A: Complementary Slackness

Week 7: Lecture 14A: Complementary Slackness.

17:02
Lecture 14A: Complementary Slackness

1,130 views

4 years ago

mathapptician
3 Faces of a polyhedron
7:15
3 Faces of a polyhedron

2,461 views

10 years ago

Wikipedia Fan
Cutting-plane method | Wikipedia audio article

This is an audio version of the Wikipedia Article: https://en.wikipedia.org/wiki/Cutting-plane_method 00:03:16 1 Gomory's cut ...

14:09
Cutting-plane method | Wikipedia audio article

59 views

6 years ago

mathapptician
3   Minimal faces
4:56
3 Minimal faces

743 views

10 years ago

mathapptician
1   Certifying infeasibility of a system of linear inequalities

Recall the following result from linear algebra: a system of linear equations Ax = b is inconsistent (that is, has no solution) if and ...

8:59
1 Certifying infeasibility of a system of linear inequalities

6,153 views

10 years ago