In Ann. of Math. 121 (1985), 111^168, Coleman de¢nes p-adic Abelian integrals on curves. Given a family of curves X/S, a differential o and two sections s and t, one can de¢ne a function lo on S by lo
P R t
P s
P oP. In this paper, we prove that lo is locally analytic on S. Mathematics Subject Classi¢cations (2000). Primary 14G20; Secondary 14D10, 11G20. Key words. p-adic Abelian integrals...