RT Journal Article T1 The application of Meir-Keeler condensing operators to a new class of fractional differential equations involving psi-Caputo fractional derivative A1 Baitiche, Zidane A1 Derbazi, Choukri A1 Benchohra, Mouffak A1 Cabada Fernández, Alberto K1 Psi-Caputo fractional derivative K1 Dirichlet boundary conditions K1 Meir-Keeler condensing operators K1 Fixed point theorem K1 Measures of noncompactness AB In this paper, we discuss the existence of solutions for a new class of nonlinear differential equations involving the psi-Caputo fractional derivative with Dirichlet boundary conditions in Banach spaces. Our approach is based on a new fixed point theorem with respect to Meir-Keeler condensing operators. Two illustrative examples are also given in support of our existence results. PB Biemdas Academic Publishers SN 2560-6921 YR 2021 FD 2021-08-01 LK https://hdl.handle.net/10347/37853 UL https://hdl.handle.net/10347/37853 LA eng NO Zidane Baitiche, Choukri Derbazi, Mouffak Benchohra, Alberto Cabada, The application of Meir-Keeler condensing operators to a new class of fractional differential equations involving psi-Caputo fractional derivative, J. Nonlinear Var. Anal. 5 (2021), 561-572 NO The fourth author was partially supported by Xunta de Galicia (Spain), project EM2014/032 the Agencia Estatal de Investigación (AEI) of Spain under grant MTM2016-75140-P, co-financed by the European Community fund FEDER. DS Minerva RD 22 abr 2026