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Purely algebraic ways of solving z^7=1, without infinite processes
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Classroom Contents
Rethinking Roots of Unity in Complex Algebra - Math Foundations 218
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- 1 The problem with "roots of unity"
- 2 The Unit Circle
- 3 Rational Parametrization
- 4 Quadrance and the product of unit complex numbers
- 5 Product sof two particular complex numbers
- 6 The difficulties with "angles" for complex numbers
- 7 Infinite series for circular functions
- 8 Roots of unity
- 9 How do you construct an accurate regular seven- gon?
- 10 Purely algebraic ways of solving z^7=1, without infinite processes
