File:	Content/ElementaryFunctions/cos/cos1.html
Author:	Design Science, Inc. (E. Cannon, E. Tabacman, R.Miner)
Description:	cos pi
Sample Rendering:

Your browser's rendering:

π

Source Code:

    <math> 
      <apply> 
        <cos/> 
        <cn>&pi;</cn> 
      </apply> 
    </math>
  

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