Calculus, Integral. No. 2 in **£.191.6
Herschel, Sir John Frederick William, bart. On circulationg 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 Le Philosophical trans. of the Royal soc. of Lond. 1818 [**E.172.1. 1818. Pt. I).