Number:
11162
Author:
Issue:
ET Vol 44, Aug 1891
Tags:
Conic Sections (parabolas, ellipses, hyperbolas)
Solved by:
R. Knowles, MQ Vol 58
Solved by:
H.J. Woodall, MQ Vol 58
Solved by:
G.B.M. Zerr, MQ Vol 76