Combining Texts

Ideas for 'Through the Looking Glass', 'Introduction to the Philosophy of Mathematics' and 'Review of Husserl's 'Phil of Arithmetic''

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5 ideas

6. Mathematics / A. Nature of Mathematics / 3. Nature of Numbers / e. Ordinal numbers

17928

Ordinal numbers represent order relations [Colyvan]

6. Mathematics / A. Nature of Mathematics / 4. Using Numbers / e. Counting by correlation

17446

Counting rests on one-one correspondence, of numerals to objects [Frege]

9582	Husserl rests sameness of number on one-one correlation, forgetting the correlation with numbers themselves [Frege]

6. Mathematics / A. Nature of Mathematics / 5. The Infinite / a. The Infinite

17923

Intuitionists only accept a few safe infinities [Colyvan]

6. Mathematics / A. Nature of Mathematics / 5. The Infinite / j. Infinite divisibility

17941

Infinitesimals were sometimes zero, and sometimes close to zero [Colyvan]