IRANIAN JOURNAL OF SCIENCE AND TECHNOLOGY TRANSACTION A-SCIENCE, cilt.39, ss.213-220, 2015 (SCI-Expanded)
Let M be a lattice module over the multiplicative lattice L. M is said to be a comultiplication L-module if for every element N of M there exists an element a is an element of L such that N = (O(M:M)a). Our objective is to investigate properties of comultiplication lattice modules.