Combining Philosophers

Ideas for Engelbretsen,G/Sayward,C, Harr�,R./Madden,E.H. and Mark Colyvan

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2 ideas

5. Theory of Logic / K. Features of Logics / 1. Axiomatisation

17930

Axioms are 'categorical' if all of their models are isomorphic [Colyvan]

5. Theory of Logic / K. Features of Logics / 5. Incompleteness

13852

Axioms are ω-incomplete if the instances are all derivable, but the universal quantification isn't [Engelbretsen/Sayward]