24:15 PERMUTATIONS and COMBINATIONS Review - Discrete Mathematics TrevTutor 373K views - 11 years ago
17:15 INJECTIVE, SURJECTIVE, and BIJECTIVE FUNCTIONS - DISCRETE MATHEMATICS TrevTutor 1.2M views - 10 years ago
11:02 INTRODUCTION to PROPOSITIONAL LOGIC - DISCRETE MATHEMATICS TrevTutor 988.2K views - 8 years ago
15:08 PREDICATE LOGIC and QUANTIFIER NEGATION - DISCRETE MATHEMATICS TrevTutor 552.3K views - 8 years ago