# Category:Definitions/Bijections

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This category contains definitions related to Bijections.

Related results can be found in Category:Bijections.

A mapping $f: S \to T$ is a **bijection** if and only if both:

- $(1): \quad f$ is an injection

and:

- $(2): \quad f$ is a surjection.

## Subcategories

This category has only the following subcategory.

### I

## Pages in category "Definitions/Bijections"

The following 15 pages are in this category, out of 15 total.

### B

- Definition:Bijection
- Definition:Bijection (Class Theory)
- Definition:Bijection/Also known as
- Definition:Bijection/Class Theory
- Definition:Bijection/Definition 1
- Definition:Bijection/Definition 2
- Definition:Bijection/Definition 3
- Definition:Bijection/Definition 4
- Definition:Bijection/Definition 5
- Definition:Bijection/Graphical Depiction
- Definition:Bijective
- Definition:Bijective Restriction