Functions. No. 2 in *#*£.191.6 Herschel, Sir John Frederick William, bart.
On circulating functions, and on the integration of a class of equations of finite differences into which they enter as coefficients.
Lond. Bulmer. 1818. (2), 25 pp. 4°. From the Philosophical trans. of the Royal soc. of Lond. 1818 *+E.172.1.1818.Pt.l .