Combining Philosophers

Ideas for Homer, Ion and Gerhard Gentzen

expand these ideas     |    start again     |     choose another area for these philosophers

display all the ideas for this combination of philosophers


1 idea

6. Mathematics / B. Foundations for Mathematics / 4. Axioms for Number / g. Incompleteness of Arithmetic
Gentzen proved the consistency of arithmetic from assumptions beyond arithmetic [Gentzen, by Musgrave]