Combining Philosophers
Ideas for H.Putnam/P.Oppenheim, B Russell/AN Whitehead and Michal Walicki
expand these ideas
|
start again
|
choose
another area for these philosophers
display all the ideas for this combination of philosophers
9 ideas
5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic
17741
|
To determine the patterns in logic, one must identify its 'building blocks' [Walicki]
|
5. Theory of Logic / B. Logical Consequence / 7. Strict Implication
8204
|
Lewis's 'strict implication' preserved Russell's confusion of 'if...then' with implication [Quine on Russell/Whitehead]
|
9359
|
Russell's implication means that random sentences imply one another [Lewis,CI on Russell/Whitehead]
|
5. Theory of Logic / C. Ontology of Logic / 1. Ontology of Logic
21707
|
Russell unusually saw logic as 'interpreted' (though very general, and neutral) [Russell/Whitehead, by Linsky,B]
|
5. Theory of Logic / E. Structures of Logic / 6. Relations in Logic
10036
|
In 'Principia' a new abstract theory of relations appeared, and was applied [Russell/Whitehead, by Gödel]
|
5. Theory of Logic / J. Model Theory in Logic / 1. Logical Models
17747
|
A 'model' of a theory specifies interpreting a language in a domain to make all theorems true [Walicki]
|
5. Theory of Logic / J. Model Theory in Logic / 3. Löwenheim-Skolem Theorems
17748
|
The L-S Theorem says no theory (even of reals) says more than a natural number theory [Walicki]
|
5. Theory of Logic / K. Features of Logics / 1. Axiomatisation
17761
|
A compact axiomatisation makes it possible to understand a field as a whole [Walicki]
|
17763
|
Axiomatic systems are purely syntactic, and do not presuppose any interpretation [Walicki]
|