Combining Philosophers

Ideas for H.Putnam/P.Oppenheim, Baruch de Spinoza and Baruch Brody

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3 ideas

9. Objects / F. Identity among Objects / 7. Indiscernible Objects

17175

There cannot be two substances with the same attributes [Spinoza]

12130

a and b share all properties; so they share being-identical-with-a; so a = b [Brody]

9. Objects / F. Identity among Objects / 8. Leibniz's Law

17173

Two substances can't be the same if they have different attributes [Spinoza]