Abstract: The notions of double-framed soft hyper BCK-algebra and double-framed soft (strong) hyper BCK-ideal of a hyper BCK-algebra are introduced, and related properties are investigated. Characterizations of double-framed soft hyper BCK-algebra and double- framed soft hyper BCK-ideal are considered. Relations between double-framed soft hyper BCK-ideal and double-framed soft strong hyper BCK-ideal are discussed. Conditions for a double-framed soft set to be a double-framed soft strong hyper BCK-ideal are provided.Keywords: double-framed soft hyper BCK-algebra, double-framed soft (strong) hyper BCK-ideal.Published in RUNG: 31.08.2020; Views: 3504; Downloads: 0This document has many files! More...