Dalton, John Patrick,  1886- <br/><br/>
Symbolic operators/ 
John Patrick Dalton. 
 - Johannesburg :  Witwatersrand University Press,  1954. 
 - 194 p. :  ill. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus, Operational.
<br/><br/><label>Dewey Class. No.: </label>517.7 DAL