We consider the existence of positive solutions for the nonlinear fractional differential equations boundary value problem where is a real number, is the Riemann-Liouville fractional derivative of order , and is a given continuous function. Our analysis relies on the fixed point index theory in cones.
"The Existence of Positive Solutions for Boundary Value Problem of Nonlinear Fractional Differential Equations." Abstr. Appl. Anal. 2014 1 - 7, 2014. https://doi.org/10.1155/2014/681513