Yoruk, FulyaBhaskar, T. GnanaAgarwal, Ravi P.2019-10-272019-10-2720130003-68111563-504X0003-68111563-504Xhttps://doi.org/10.1080/00036811.2011.608254https://hdl.handle.net/11454/46783We develop the KrasnoselskiiKrein type of uniqueness theorem for an initial value problem of the RiemannLiouville type fractional differential equation which involves a function of the form f?(t,?x(t),?D q-1 x(t)), for 1<q<2 and establish the convergence of successive approximations. We prove a few other uniqueness theorems.en10.1080/00036811.2011.608254info:eu-repo/semantics/closedAccessfractional differential equationsuniqueness theoremssuccessive approximations34A0834A1226A33Article922259269WOS:000313782500004Q2Q3