Nonoscillation and positivity of solutions to first order state-dependent differential equations with impulses in variable moments

On delay differential equations with impulses

K. Gopalsamy, B.G Zhang · Journal of Mathematical Analysis and Applications · 1989 · 251 citations

Engineering, Electrical Engineering, Mathematics +9

Extremal solutions, comparison principle and stability criteria for impulsive differential equations with variable times

Saroop K. Kaul, V. Lakshmikantham, S. Leela · Nonlinear Analysis · 1994 · 67 citations

Natural Sciences, Mathematics, Differential Equations +11

Nonoscillation of First Order Impulse Differential Equations with Delay

Alexander Domoshnitsky, Michael Drakhlin · Journal of Mathematical Analysis and Applications · 1997 · 59 citations

Engineering, Mathematics, Differential Equations +9

Periodic Boundary Value Problem for First Order Differential Equations with Impulses at Variable Times

Ignacio Bajo, Eduardo Liz · Journal of Mathematical Analysis and Applications · 1996 · 57 citations

Natural Sciences, Mathematics, Differential Equations +13

On equations with delay depending on solution

Alexander Domoshnitsky, Michael Drakhlin, Elena Litsyn · Nonlinear Analysis · 2002 · 50 citations

Natural Sciences, Mathematics, Differential Equations +7