## Successor and Predecessor in Math

In mathematics, a successor function is a function that maps a natural number n to the next natural number, n + 1. The successor function is also called the natural number function, or the counting function.

The predecessor function is a function that maps a natural number n to the previous natural number, n – 1.

## Successor Meaning

The successor meaning is when someone or something is chosen to take the place of another. In business, the successor meaning is often used when the company is sold and the new owner is taking over. In politics, the successor meaning is often used when a leader dies or steps down and a new leader is chosen to take their place.

## Predecessor Meaning

A predecessor is an earlier event, object, or person which is followed by another. The term is often used in business, where it can refer to an earlier product or version which is succeeded by a later product or version.

## Example of Both Successor and Predecessor

The president of the United States is the successor to the position of the founding father of the United States. The founding father is the predecessor to the president of the United States.

## Role of Whole Numbers in Successor and Predecessor

The role of whole numbers in successor and predecessor is to provide a common language for counting. Whole numbers are the basis for counting, and allow for the orderly progression of numbers.

## How to Find the Successor and Predecessor of a Given Number?

The successor of a given number is the number that is one more than the given number. The predecessor of a given number is the number that is one less than the given number.

## Important Note

If you are using a Mac, please use the Terminal application.

If you are using a Windows PC, please use the Command Prompt application.