Paris Pamfilos, Gergonne meets Sangaku,
Forum Geometricorum, 17 (2017) 143--148.

Abstract. In this article we discuss the relation of some hyperbolas, naturally associated with the Gergonne point of a triangle, with the construction of two equal circles known from a Sangaku problem at the temple of Chiba.

[ps file] [pdf]

Return to Forum Geom., 17 (2017) Table of Contents