eng Science and Education Publishing Turkish Journal of Analysis and Number Theory 2333-1232 2017-05-11 5 3 93 100 10.12691/tjant-5-3-3 TJANT2017533 article The Multi Rough Ideal Convergence of Difference Strongly of χ2 In p-Metric Spaces Defined by Orlicz Functions Ayhan Esi aesi23@hotmail.com 1 Subramanian Nagarajan 2 Ayten Esi 2 Department of Mathematics, Adiyaman University, Adiyaman, 02040, Turkey Department of Mathematics, SASTRA University, Thanjavur-613 401, India The aim of this paper is to introduce multi rough and study a new concept of the χ2 space via ideal convergence of difference operator defined by Orlicz. Some topological properties of the resulting sequence spaces are also discussed. http://pubs.sciepub.com/tjant/5/3/3/tjant-5-3-3.pdf Orlicz function double sequences χ2 space p-metric space multi rough ideal