Combining Texts
Ideas for
'Introduction to Russell's Theory of Types', 'Mechanisms' and 'Symbolic Reasoning'
expand these ideas
|
start again
|
choose
another area for these texts
display all the ideas for this combination of texts
2 ideas
4. Formal Logic / F. Set Theory ST / 3. Types of Set / b. Empty (Null) Set
21548
|
The null class is the class with all the non-existents as its members [MacColl, by Lackey]
|
4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / p. Axiom of Reducibility
18170
|
The Axiom of Reducibility is self-effacing: if true, it isn't needed [Quine]
|