Semnan University International Journal of Nonlinear Analysis and Applications 2008-6822 14 1 2023 01 01 Existence of three solutions for a boundary value problem with impulsive effects 3097 3109 6811 10.22075/ijnaa.2022.6811 EN Mahnaz Bagheri Department of Mathematics, Behshahr Branch, Islamic Azad University, Behshahr, Iran Journal Article 2021 12 25 In this paper, we are concerned with the existence of multiplicity solutions for a Dirichlet impulsive differential equation. The approach is based on variational methods. Multiple solutions Impulsive differential equation Variational methods Critical point theory https://ijnaa.semnan.ac.ir/article_6811_4b01d3edd8420e1da0192a463556c87b.pdf