PageHeader : Funkcialaj Ekvacioj, 42 (1999) 389-412 Title : Nonoscillatory Solutions of Functional Difference Equations Title : Involving Quasi-Differences AuthorInfo : By AuthorInfo : Patricia J. Y. WONG and Ravi P. AGARWAL AuthorInfo : (Nanyang Technological Univ. and National Univ. of Singapore, Singapore) section : 1. Introduction section : 2. Functions of type $r[k]$ section : 3. Main results Theorem 3.1. Lef section : 4. Apph.cations section : 5. Examples section : References