Circumference of an Ellipse - h component

Description

The quantity h = (a-b)2/(a+b)2 is often used in elliptical circumference calculations e.g in Ramanujan formula for the Circumference of an Ellipse.

Related formulas

Variables

hCircumference of an Ellipse - h component (dimensionless)
alength of the semi-major axis (m)
blength of the semi-minor axis (m)