# A Special Case of the Sum of Two Cosines

Requires a Wolfram Notebook System

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

Requires a Wolfram Notebook System

Edit on desktop, mobile and cloud with any Wolfram Language product.

This Demonstration illustrates the formula .

Contributed by: Izidor Hafner (March 2011)

Open content licensed under CC BY-NC-SA

## Snapshots

## Details

detailSectionParagraph## Permanent Citation

"A Special Case of the Sum of Two Cosines"

http://demonstrations.wolfram.com/ASpecialCaseOfTheSumOfTwoCosines/

Wolfram Demonstrations Project

Published: March 7 2011