Hobson, Ernest William  1856- <br/><br/>
A treatise on plane and advanced trigonometry / 
by E. W. Hobson 
 - 7th ed. 
 - New York :   Dover,   1957 
 - 383 p. :   il. ;   20 cm 
<br/><br/> Is an unabridged and unaltered republication of the last edition of the work formerly titled: A treatise on plane trigonometry 
<br/><br/><label>Subjects--Topical Terms: </label><br/>TEOREMAS<br/>SERIES[MATEMATICAS]<br/>TABLAS<br/>ANGULOS<br/>TRIGONOMETRIA<br/>MATEMATICAS
<br/><br/><label>Subjects--Index Terms: </label>FUNCIONES MULTIPLES 
<br/><br/><label>Universal Decimal Class. No.: </label>514