Fractional Differential Calculus · Volume 7, Issue 2 A nonlocal fractional Helmholtz equation 07-08 Pages 225-234 DOI 10.7153/fdc-2017-07-08 Downloads Short PDF Full PDF PNG Authors Mokhtar Kirane Batirkhan Kh. Turmetov Berikbol T. Torebek Keywords Caputo operator Helmholtz equation involution fractional differential equation Mittag-Leffler function boundary value problem Subject classes 35R30 35K05 35K20