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On a Nine-Point Conic, etc.

Published online by Cambridge University Press:  20 January 2009

P. Pinkerton
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1. The Pole and Polar Theorem for the Circle may be proved as follows:—

Let P be any point, and C the centre of a circle.

Let AB be the diameter through P, and QQ′ any chord passing through P.

Let AQ, BQ′ meet in M; AQ′, BQ in O; MO, AB in N; and MO, QQ′ in P′.

Type
Research Article
Information
Proceedings of the Edinburgh Mathematical Society , Volume 24 , February 1905 , pp. 31 - 33
Copyright
Copyright © Edinburgh Mathematical Society 1905