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Reference: Number and Language in Math
Numbers II: Measurement and Reals
Real Numbers, Arithmetic, and Estimation
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Subtopics
Intuition, Meaning, Significance
a^2=2 Has No Rational Solution ("Need" for Irrational Numbers)
Completeness of Reals (No "Missing" Points)
Different Ways to Think About Reals
Reals Satisfy Intuitive Properties
Formal Definition of Reals "in Terms" of Rationals
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