**Announcements**

· The Final Exam is on Monday, April 26 at 4:40 pm. Here is detailed information about the test.

· How the weighted average is computed

· Test 2 is
on Monday, April 5 at class time. Here is
detailed information about the test.

· Test 1 is
on Friday, February 26 at class time. Here is
detailed information about the test.

**Course materials**

- Syllabus
- Slides and
handouts
- Homework
- AMPL
models
- Practice
problems on IP modeling
- Practice
problem on cutting planes

· Practice
problem on IP modeling

**Useful links**

- AMPL (software for solving linear, integer
and non-linear programming problems)
- List of AMPL Customers
- INFORMS Resources
- John Mitchell's
Optimization Pointers
- Linear
Optimization with Applications
- Math
Modeling: Getting Started and Getting Solutions
- Mathematical
Modeling Lecture Notes

· Unimodular
and totally unimodular matrices

· Powerpoint slides on Graph
coloring

· Extra material on graph coloring

- Applications
of Operations Research in Healthcare
- Applications
to radiation therapy (slides 32 to 51)

·
Math
and Operations Research among best jobs