Combining Philosophers

Ideas for Rayo,A/Uzquiasno,G, Michael Bratman and Stephen Read

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7 ideas

4. Formal Logic / B. Propositional Logic PL / 2. Tools of Propositional Logic / c. Derivation rules of PL

10987

Three traditional names of rules are 'Simplification', 'Addition' and 'Disjunctive Syllogism' [Read]

4. Formal Logic / D. Modal Logic ML / 3. Modal Logic Systems / a. Systems of modal logic

11004

Necessity is provability in S4, and true in all worlds in S5 [Read]

4. Formal Logic / E. Nonclassical Logics / 4. Fuzzy Logic

11018

There are fuzzy predicates (and sets), and fuzzy quantifiers and modifiers [Read]

4. Formal Logic / E. Nonclassical Logics / 6. Free Logic

11011

Same say there are positive, negative and neuter free logics [Read]

4. Formal Logic / F. Set Theory ST / 1. Set Theory

13451

The two best understood conceptions of set are the Iterative and the Limitation of Size [Rayo/Uzquiano]

4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / m. Axiom of Separation

13452

Some set theories give up Separation in exchange for a universal set [Rayo/Uzquiano]

4. Formal Logic / F. Set Theory ST / 5. Conceptions of Set / c. Logical sets

11020

Realisms like the full Comprehension Principle, that all good concepts determine sets [Read]