TY - JOUR ID - Benchohra2012 LB - Benchohra2012 AU - Benchohra, Mouffak AU - Mostefai, Fatima-Zohra TI - Weak solutions for nonlinear fractional differential equations with integral boundary conditions in Banach spaces ST - Weak solutions for nonlinear fractional differential equations with integral boundary conditions in Banach spaces JO - Opuscula Math. JA - Opuscula Math. JF - Opuscula Mathematica PY - 2012 VL - 32 IS - 1 SP - 31 EP - 40 DO - http://dx.doi.org/10.7494/OpMath.2012.32.1.31 UR - http://dx.doi.org/10.7494/OpMath.2012.32.1.31 AB - The aim of this paper is to investigate a class of boundary value problems for fractional differential equations involving nonlinear integral conditions. The main tool used in our considerations is the technique associated with measures of weak noncompactness. KW - boundary value problem KW - Caputo fractional derivative KW - measure of weak noncompactness KW - Pettis integrals KW - weak solution SN - 1232-9274 ER -