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.
Mentioned in ?