arithmetic-geometric mean
(redirected from Arithmetic-geometric mean process)arithmetic-geometric mean
[¦a·rith¦med·ik ‚jē·ə¦me·trik ′mēn] (mathematics)
For two positive numbers a1 and b1, the common limit of the sequences {an } and {bn } defined recursively by the equations an + 1= ½(an + bn) and bn + 1= (anbn)½.