Remarks on orthocenters, Pappus' theorem and butterfly theorems

DOI10.1007/s00022-015-0304-0zbMath1361.51010OpenAlexW2299152810MaRDI QIDQ506931

Rudolf Fritsch

Publication date: 2 February 2017

Published in: Journal of Geometry (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s00022-015-0304-0

zbMATH Keywords

orthocenterbutterfly theoremPappus' theorem

Mathematics Subject Classification ID

Elementary problems in Euclidean geometries (51M04) Desarguesian and Pappian geometries (51A30)

Cites Work

• The Metamorphosis of the Butterfly Problem
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