lune of Hippocrates

lune of Hippocrates

[¦lün əv hip′äk·rə‚tēz] (mathematics) A section of the plane, bounded by two circular arcs, whose area equals that of a polygon used in constructing the circles. One of a small finite number of sections of the plane, each bounded by two circular arcs, such that the sum of their areas equals that of a polygon used in constructing the circles.