\Aass 
BULLETIN OF THE UNIVERSITY OF KANSAS 
Vou. XIII. DECEMBER 1, 1911. No. 3. 
SCIENCE BULLETIN, 
Vol. VI, No. 1. 
(Continuation of Kansas University Quarterly.) 
MATHEMATICS NUMBER. 
LAWRENCE, KANSAS. 
Published Semimonthly from January to June and Monthly from July to 
December, inclusive, by the University of Kansas. 
Entered as second-class matter December 29, 1910, at the post office at Lawrence, Kansas, 
under the act of July 16, 1894. 
4-1427 
