Volume 4, Issue 4 Octavia Nica Existence results for second order three-point 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 Octavia Nica Find more articles with the same keywords nonlinear ordinary differential equations nonlinear differential systems nonlinear three-point boundary conditions Banach's contraction principle Boyd-Wong's contraction principle Schauder's fixed point theorem Perov's fixed point theorem Find more articles with the same subject classes 34B10 34B15