On the Ulam’s Types Stability Results of Non–Linear Volterra Fredholm Integro–Delay Dynamic System on Time Scale

Authors

  • Dr. Shah Assistant professor qurtuba university Peshawar https://orcid.org/0000-0002-7261-6934
  • Ubaid Ali Department of Physical and Numerical Sciences, Qurtuba University of Science and Information Technology Peshawar, Dera Ismail Khan, Pakistan
  • Qamar Zaman Department of Physical and Numerical Sciences, Qurtuba University of Science and Information Technology Peshawar, Dera Ismail Khan, Pakistan
  • Iftikhar Ullah
  • Nazir Ahmad

Keywords:

Ulam's type stability, time scale, integro--delay dynamic system, Gr\

Abstract

This manuscript presents Hyers--Ulam, Hyers--Ulam--Rassias, Bielecki--Hyers--Ulam and Bielecki--Hyers--Ulam--Rassias stability results of non--linear Volterra Fredholm integro--delay dynamic system on time scale. Picard fixed point theorem is used for obtaining existence and uniqueness of solutions. By means of Gr\"{o}nwall's inequality on time scale, we establish the stability results. There are some primary lemmas, inequalities and relevant assumptions that helps in our stability results.

Author Biographies

Dr. Shah, Assistant professor qurtuba university Peshawar

Syed Omar Shah received his PhD degree in Mathematics from University of Peshawar, Peshawar, Pakistan in 2019. Currently, he is serving as an Assistant Professor of Mathematics at Qurtuba University of Science and IT Peshawar, Peshawar, Pakistan. His research interests include qualitative theory of differential equations, difference equations and dynamic equations on time scales. He published several research articles in reputed International journals of mathematics.

Ubaid Ali, Department of Physical and Numerical Sciences, Qurtuba University of Science and Information Technology Peshawar, Dera Ismail Khan, Pakistan

MS Mathematics Scholar

Qamar Zaman, Department of Physical and Numerical Sciences, Qurtuba University of Science and Information Technology Peshawar, Dera Ismail Khan, Pakistan

MS Mathematics Scholar

Additional Files

Published

2021-04-08