Combining Philosophers
Ideas for Bonaventura, William W. Tait and Saunders MacLane
expand these ideas
|
start again
|
choose
another area for these philosophers
display all the ideas for this combination of philosophers
3 ideas
4. Formal Logic / F. Set Theory ST / 3. Types of Set / b. Empty (Null) Set
9986
|
The null set was doubted, because numbering seemed to require 'units' [Tait]
|
4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / a. Axioms for sets
18189
|
ZFC could contain a contradiction, and it can never prove its own consistency [MacLane]
|
4. Formal Logic / F. Set Theory ST / 7. Natural Sets
9984
|
We can have a series with identical members [Tait]
|