Volume 11, Issue 2 Yousef Gholami Second order two-parametric quantum boundary value problems Downloads Abstract PDF Full article PDF DOI { copied = true; setTimeout(() => copied = false, 2000) })" :aria-label="copied ? 'DOI copied' : 'Copy DOI'" :title="copied ? 'Copied' : 'Copy DOI'" > Find all available articles from these authors Yousef Gholami Find more articles with the same keywords two-parametric quantum operators Dirichlet-Neumann boundary value problems Green function fixed point theory positive solutions nonexistence Lyapunov inequality lower bound estimation for positive eigenvalues Find more articles with the same subject classes 05A30 39A13 34B05 34B18 34B27 47H10 26D15