Existence of Positive Solution for a Class of Fractional Four-Point Boundary Value Problems
PAN Xinyuan, HE Xiaofei
Journal of Jishou University(Natural Sciences Edition) . 2022, (2): 1 -6 .  DOI: 10.13438/j.cnki.jdzk.2022.02.001

WeChat e-book chaoxing Mobile QQ