Surgevil Uzay D.Firat A.2021-05-032021-05-0320191303-97091303-9709https://hdl.handle.net/11454/70934In this paper, we introduce the notion of multiplier of a hyper BCI- algebra, and discuss some properties of hyper BCI-algebras. Also we introduced notion of hyper isotone multiplier. © 2019, Gazi University Eti Mahallesi. All Rights Reserved.eninfo:eu-repo/semantics/closedAccessFixd(H)Hyper BCI-algebraIsotoneMultiplierRegularOn multiplier of hyper BCI algebrasArticle3226606652-s2.0-85073769151Q3