**Learning objectives**

- Intro to Fourier series
- Learn Gershgorin Circle Theorem
- Organize a semester’s material – general vector spaces versus n-space

**Before class**

- Begin studying for the final
- Bring questions about anything in the course
- Post to Piazza

**In class**

- Fourier series. Do it yourself Mathematica notebook on Fourier series.
- Work through statement and proof of the Gershgorin circle theorem for eigenvalue location
- Look back at the entire course