# Difference Formula for Cosine

Initializing live version

Requires a Wolfram Notebook System

Interact on desktop, mobile and cloud with the free Wolfram Player or other Wolfram Language products.

The difference formula for cosine states that .

[more]
Contributed by: Chris Boucher (March 2011)

Open content licensed under CC BY-NC-SA

## Snapshots

## Details

## Permanent Citation