This paper establishes variation of parameters formula for impulsive differential equations with initial time difference. As an application, one of the results is used to investigate stability properties of solutions.
Peiguang Wang. Xiaowei Liu. "Nonlinear Variation of Parameters Formula for Impulsive Differential Equations with Initial Time Difference and Application." Abstr. Appl. Anal. 2014 (SI54) 1 - 6, 2014. https://doi.org/10.1155/2014/725832