TY - JOUR AU - Karapinar, Erdal AU - Fulga, Andreea AU - Roldán López de Hierro, Antonio Francisco PY - 2021 UR - http://hdl.handle.net/10481/70307 AB - In this manuscript we introduce the notion of (α,β,ψ,φ)-interpolative contraction that unifies and generalizes significant concepts: Proinov type contractions, interpolative contractions, and ample spectrum contraction. We investigate the necessary... LA - eng PB - Springer KW - Interpolative contraction KW - Kannan contraction KW - Proinov contraction KW - Ample spectrum contraction KW - Fixed point TI - Fixed point theory in the setting of (α,β,ψ,φ)-interpolative contractions DO - 10.1186/s13662-021-03491-w ER -