Basic optimization problem formulation

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

0:00 - Intro
0:30 - Objective functions
1:50 - Design variables
2:18 - Constraints
3:16 - Example 2D optimization
5:55 - Poorly posed vs. well-posed problems
7:36 - Conclusion and outro

For a more comprehensive written explanation, please see Section 1.2 in Martins and Ning's "Engineering Design Optimization" textbook: