The collected mathematical papers of Arthur Cayley, Sc.D., F.R.S., sadlerian professor of pure mathematics in the University of Cambridge: The collected mathematical papers of Arthur Cayley, Sc.D., F.R.S., sadlerian professor of pure mathematics in the University of Cambridge

cayley, arthur; forsyth, andrew russell

412] 
A MEMOIR ON CUBIC SURFACES. 
441 
Section XVI = 12 - 4C a . 
Article No. 177 to 180. Equation W(XI + AZYZ^)-\- XYZ =0. 
177. The diagram of the lines and planes is 
where the equations of the lines and planes are shown in the margins. 
C. VI. 
56