**Learning objectives**

- Prove Fundamental Theorem of Algebra
- Parameterize Riemann sphere
- Begin study of complex valued functions

**Before class**

- Do the exercises

**In class**

- Fundamental Theorem of algebra with A little Mathematica
- The 2-variable real functions u and v
- Gauss on the Fundamental Theorem
- The Riemann sphere
- HW for next class period: Section 2.1 4, 5, 6, 10.

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