Elementary number theory, numeration systems, number systems, sets, logic, and elementary probability theory. Prerequisite: Mathematics 30-1 or 30-2, or consent of the instructor. Notes: The course does not count toward the major in Mathematics and Physics or the minor in Mathematics, nor may it be used for credit towards a B.Sc. degree. Credit may not be obtained for AUMAT 107 if credit has already been obtained for AUMAT 250.