Glossary math Term Page

Injective function

A function with no output collisions between different inputs

injective-function #math#set-theory
Korean version

Aliases

injective functioninjectionone-to-one function

Prerequisites

Related Concepts

Core Idea

An injective function is a function in which different inputs never collapse to the same output. It preserves distinctness.

Role In This Blog

In Mathbong, injective functions are introduced as one half of the structure that leads to a bijection.

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