106 Professor Cayley, On the elliptic-function [May 23, 



the Library to the University on the following conditions, and to 

 take the necessary steps for that purpose. 



1. That the books be deposited in the large room on the 

 ground floor of the central block of the New Museums. 



2. That the University undertake to make provision for the 

 necessary fittings in the New Library, and for the services of a fit 

 Librarian for the proper custody of the books and the keeping of 

 a catalogue. 



.3. That the Society undertake to expend yearly, as heretofore, 

 such sums in the purchase of new works and subscriptions to 

 scientific periodicals, and in binding, as its income will admit — 

 due allowance being made for its- other necessary expenses. 



4. That the management of the Library be entrusted to a 

 Committee of six persons, one half to be appointed by the Mu- 

 seums and Lecture Rooms Syndicate and one half by the Council 

 of the Philosophical Society. 



Provided that the fundamental regulations for the Library, 

 marked I. — VII. in the foregoing Report, be not altered except 

 with the consent both of the Society and of the University. 



II. That on the acceptance by the University of the foregoing 

 conditions and on the removal of the Society's Library into the 

 new room, Chapter XIII. of the Bye Laws of the Society be 

 repealed. 



Signed on behalf of the Council, 



ALFRED NEWTON, President. 

 April 25, 1881. 



It was moved by Mr E. Hill and seconded by the Master of 

 Gonville and Caius College, that this Report be confirmed. The 

 motion was carried unanimously. 



May 23, 1881. 

 Professor Newton, President, in the Chair. 



The following communications were made to the Society: 



(1) On the elliptic-function solution of the equation x 3 + y 3 — 1 = 0. 

 By Professor Cayley. 



I had occasion to find elliptic-function expressions for the co- 

 ordinates (x, y) of a point on the cubic curve x 3 + y B = 1. These 



