AREAS OF INTEREST

• Ordinary Differential Equations
• Partial Differential Equations
• Impulsive Differential Equations
• Functional (Delay) Differential Equations
• Difference Equations
• Differential Inequalities
• Time Scale Calculus

     RESEARCH SUBJECTS

• Sturmian & Leighton type comparison theorems, Wirtinger type inequalities
• (Super/Sub)-half-linear and Emden-Fowler type (non)impulsive differential equations
• Sturmian theory for parabolic impulsive differential equations
• Sturmian theory for self-adjoint impulsive systems
• Oscillation theory for functional (delay) differential equations
• Existence of (non)principal solutions and its applications
• Oscillation theory in dynamic equations
• Hartman, Lyapunov & Vallee-Poussin type inequalities