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Number:
12122
Author:
A. Droz-Farny
Issue:
ET Vol 46, Nov 1893
Tags:
Non-Conic Curves & Locus/Envelopes
Solved by:
Prof. Bhattacharyya, MQ Vol 62
Solved by:
G.B.M. Zerr, MQ Vol 62
Problem in the journal
Solution