The Lehmus inequality

DOI10.1007/BF02189387zbMath0554.51010OpenAlexW2050488488MaRDI QIDQ760007

H. S. M. Coxeter

Publication date: 1985

Published in: Aequationes Mathematicae (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/137034

zbMATH Keywords

cubic curveincirclebarycentreFeuerbach's circleorthocentre

Mathematics Subject Classification ID

Forms of degree higher than two (11E76) History of mathematics in the 18th century (01A50) Length, area and volume in real or complex geometry (51M25) History of mathematics in the 19th century (01A55) Euclidean geometries (general) and generalizations (51M05) Minima of forms (11H50) Research exposition (monographs, survey articles) pertaining to geometry (51-02)

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Cites Work

• Two Inequalities
• An Analog of the Nine-Point Circle in the Kasner Plane
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