Functions

Video Lessons & Revision Notes

Functions - Basic Concepts, Injective, Surjective Functions
Functions - Basic Concepts, Injective, Surjective Functions
1. Functions - Basic Concepts, Injective, Surjective Functions
In this 46 mins Video Lesson
Functions, Types of relations (1:1 etc.), Domain, codomain, Range, Identity Function, Identical Function, Surjective / Onto Function, Injective Function, Composite Function, and other topics.
Bijective Functions, Inverse, Pigeonhole Principle
Bijective Functions, Inverse, Pigeonhole Principle
2. Bijective Functions, Inverse, Pigeonhole Principle
In this 54 mins Video Lesson
Bijective Function, Inverse of a Function, Example, Properties of Inverse, Pigeonhole Principle, Extended Pigeon Principle, and other topics.

Revision Notes

Functions (1.91 Mb)

Functions, Composition of functions, Invertible functions, Pigeonhole Principle

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