Pairman,Eleanor. <br/><br/>
Tracts for Computers  Tables of the Digamma and Trigamma Functions  Textual Documents 

 - 1919. 
 - Cambridge:  University Press,  1919. 
 -  00554. 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Tables.
<br/><br/><label>Dewey Class. No.: </label>510.83