... β)).Replacing α, β,andγ by particular formulas of LP in any one of theschemas A1 , A2 , or A3 gives an axiom of LP.For example, (A 1 → (A 4→ A 1 )) is an axiom, being an instance ofaxiom schema ... mathematics and in related fields. In any case, mathematical logic is concerned with formalizing andanalyzing the kinds of reasoning used in the rest of mathematics. Thepoint of mathematical logic is ... Problem Course in Mathematical Logic Version 1. 6 Stefan Bilaniuk Department of MathematicsTrent UniversityPeterborough, OntarioCanada K9J 7B8E-mail address: sbilaniuk@trentu.caINTRODUCTION xiabstract...