P Borisut,
P Kumam,
I Ahmed… - … Methods in the …, 2021 - Wiley Online Library
In this paper, we study and investigate the ψ− Hilfer fractional differential equation with
nonlocal multi‐point condition of the form: D a+ q, p; ψ u (t)= f (t, u (t), D a+ q, p; ψ u (t)), t∈[a …