**Ph.D., Indian Institute of Technology, Madras (India)**

**Research Interests:**

- Nonlinear Analysis
- Differential and Difference Equations
- Fixed Point Theory
- General Inequalities

**Selected Publications:**

R.P. Agarwal, D. O'Regan and P.J.Y. Wong, Positive Solutions of

Differential, Difference and Integral Equations.

*Kluwer Academic Publishers, Dordrecht,* 1999, pp 417.

R.P. Agarwal, Difference Equations and Inequalities: Theory,

Methods and Applications. Second Edition. Monographs and

Textbooks in Pure and Applied Mathematics, 228.

*Marcel Dekker, Inc., New York, 2000 pp*.

R.P. Agarwal and D. O'Regan, Infinite Interval Problems for

Differential Difference and Integral Equations,

*Kluwer Academic Publishers, Dordrecht, 2001, PP 341.*

R.P. Agarwal, M. Meehan and D. O'Regan, Fixed Point Theory

and Applications, Cambridge Tracts in Mathematics, 141.

Cambridge University Press, Cambridge, 2001, PP 170.

R.P. Agarwal, S. Ding, and C. Nolder, Inequalities for Difference

Forms.

*Springer, New York, 2009 PP 387.*

*R.P. Agarwal, D. O'Regan and D.R. Sahu, Fixed Point Theory forLipschitizian-type Mappings with Applications Springer, New York, 2009 pp 368.*