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__**Chapter 1**__
notes 1.1 notes 1.2 notes 1.3 notes 1.4 notes 1.5

__**Chapter 2**__
notes 2.1 notes 2.2 notes 2.3 notes 2.4

Chapter 3

__**Chapter 4**__
notes 4.1 notes 4.2 notes 4.3

__Chapter 6__
notes 6.1

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