TY - JOUR ID - Dong2011 LB - Dong2011 AU - Dong, XiWang AU - Wang, JinRong AU - Zhou, Yong TI - On nonlocal problems for fractional differential equations in Banach spaces ST - On nonlocal problems for fractional differential equations in Banach spaces JO - Opuscula Math. JA - Opuscula Math. JF - Opuscula Mathematica PY - 2011 VL - 31 IS - 3 SP - 341 EP - 357 DO - http://dx.doi.org/10.7494/OpMath.2011.31.3.341 UR - http://dx.doi.org/10.7494/OpMath.2011.31.3.341 AB - In this paper, we study the existence and uniqueness of solutions to the nonlocal problems for the fractional differential equation in Banach spaces. New sufficient conditions for the existence and uniqueness of solutions are established by means of fractional calculus and fixed point method under some suitable conditions. Two examples are given to illustrate the results. KW - nonlocal problems KW - fractional differential equations KW - existence KW - generalized singular Gronwall inequality KW - fixed point method SN - 1232-9274 ER -