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A proof of Nickalls’ theorem on tangents and foci of a conic

Published online by Cambridge University Press:  01 August 2016

John Rigby*
Affiliation:
School of Mathematics, Cardiff University, Senghennydd Road, CardiffCF24, rigby@cardiff.ac.uk

Abstract

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Type
Notes
Copyright
Copyright © The Mathematical Association 2002

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References

1. Loney, S.L., The elements of coordinate geometry, Part I, Macmillan, London (1933).Google Scholar
2. Nickalls, R.W.D., A conic theorem generalised, Math. Gaz. 84 (July 2000) pp. 232241.Google Scholar
3. Salmon, G., A treatise on conic sections (5th edn), Longmans, Green, Reader and Dyer, London (1869).Google Scholar