User Manual  <br/><br/>
Mathtype -Mathematical  equation 

 - U.S.A  Design Science 
 - 138 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Automobiles
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Mathtype -Mathematical  equation