Combining Texts

You have chosen 'Abstract of 'The Fourfold Root'' by Arthur Schopenhauer, 'The Foundations of Mathematics (2nd ed)' by Kenneth Kunen and 'Metaphysical Foundations of Mathematics' by Gottfried Leibniz

start again     |    choose another area for these texts     |    all the ideas for this combination of texts
All the ideas for Formal Logic, or select a subheading:
      A. Syllogistic Logic
      B. Propositional Logic PL
      C. Predicate Calculus PC
      D. Modal Logic ML
      E. Nonclassical Logics
      F. Set Theory ST
      G. Formal Mereology