Number:
16501
Author:
Issue:
ET Vol 61, Sep 1908
Tags:
Conic Sections (parabolas, ellipses, hyperbolas)
Solved by:
W.F. Beard, MQ Vol 92
Solved by:
R.F. Davis, MQ Vol 92
Solved by:
L. Isserlis, MQ Vol 92
Solved by:
A.M. Nesbitt, MQ Vol 92
Solved by:
P.T. Stephenson, MQ Vol 92