books

Books about Lehmus:

booksDass Es Mit Der Vernunftreligion Nichts Ist: Antw. An A. Th. A. F. Lehmus... (German Edition) by Claus Harms (Sep 29, 2011)

wiki

Wiki information Lehmus:

Steiner–Lehmus theorem

The Steiner–Lehmus theorem, a theorem in elementary geometry, was formulated by C. L. Lehmus and subsequently proved by Jakob Steiner. It states: Every triangle with two angle bisectors of equal lengths is isosceles. The theorem was first mentioned...

C. L. Lehmus
Mathematician, Deceased Person, Person

Daniel Christian Ludolph Lehmus was a German mathematician, who is today best remembered for the Steiner–Lehmus theorem, that was named after him. Lehmus was the grandson of the German poet Johann Adam Lehmus. His father Christian Balthasar Lehmus...