Discrete Mathematics · free preview

Functions

Functions

1. Introduction

Introduction

2. Describing Functions

Describing Functions

3. Surjections, Injections, and Bijections

Surjections, Injections, and Bijections

4. Image and Inverse Image

Image and Inverse Image

5. Practice

Practice

6. In your own words

Summarize the key ideas of this section in your own words, then check yourself against the section text.

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