Top Qs
Timeline
Chat
Perspective
Japanese theorem
From Wiktionary, the free dictionary
Remove ads
English
Etymology
(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
Proper noun
the Japanese theorem (geometry)
- A theorem stating that, no matter how one triangulates a cyclic polygon, the sum of inradii of triangles is constant. Conversely, if the sum of inradii is independent of the triangulation, then the polygon is cyclic.
- A theorem stating that the centers of the incircles of certain triangles inside a cyclic quadrilateral are vertices of a rectangle.
Remove ads
Wikiwand - on
Seamless Wikipedia browsing. On steroids.
Remove ads