Semi-nonoscillation intervals and sign-constancy of Green’s functions of two-point impulsive boundary-value problems

• Date: 2021
• Main Authors: Domoshnitsky, A., Mizgireva, Iu., Raichik, V., Домошнитский, Александр, Mizgireva, Iuliia
• Format: Article
• Language: English
• Published: Institute of Mathematics, NAS of Ukraine 2021
• Online Access: https://umj.imath.kiev.ua/index.php/umj/article/view/473
• Journal Title: Ukrains’kyi Matematychnyi Zhurnal

UDC 517.9 We consider the second order impulsive differential equation with delays  $$(Lx)(t)\equiv x''(t) + \sum\limits _{j = 1}^{p} a_j(t) x'(t-\tau_j(t)) + \sum\limits _{j = 1}^{p} b_j(t) x(t-\theta_j(t)) = f(t),  \quad t \in [0, \omega],&...