Week 7

Chapters (Discrete Mathematics and Its Applications):

• 2.3 Functions
  • 2.3.1 Introduction
  • 2.3.2 One-to-One and Onto Functions
  • 2.3.3 Inverse Functions and Compositions of Functions

Videos:

• TrevTutor
  • Functions
  • Properties of Functions
    • Injective (one-to-one)
    • Surjective (onto)
    • Bijective (Injective & Surjective)
    • Inverse
  • Pigeonhole Principle

• Neso Academy
  • Equivalence Classes
  • Congruence Modulo m
  • Modulus of Negative Numbers
  • Equivalence Classes and Partitions
  • Introduction to Partial Ordering

Exercises:

• TrevTutor
  • Functions
  • Injective
  • Surjective
  • Inverses
  • Inverses 2
  • Pigeonhole Principle

• Neso Academy
  • Equivalence Classes and Partitions (Solved Problems)
  • Partial Orderings (Solved Problems) - Set 1
  • Partial Orderings (Solved Problems) - Set 2