Atta Ullah

Numerical analysis of Lane Emden–Fowler equations

Atta Ullah, Kamal Shah · Journal of Taibah University for Science · 2018 · 21 citations · Full text

Natural Sciences, Mathematics, Physics +17

Study of impulsive fractional differential equation under Robin boundary conditions by topological degree method

Atta Ullah, Kamal Shah, Thabet Abdeljawad et al. · Boundary Value Problems · 2020 · 17 citations · Full text

Natural Sciences, Mathematics, Differential Equations +12

Pre-treatment loss to follow-up among smear-positive TB patients in tertiary hospitals, Quetta, Pakistan

Ahmad Wali, A. M. V. Kumar, Sven Gudmund Hinderaker et al. · Public Health Action · 2017 · 15 citations · Full text

Public Health, Infectious Disease Control, Internal Medicine +17

Hyers–Ulam Stability, Exponential Stability, and Relative Controllability of Non‐Singular Delay Difference Equations

Sawitree Moonsuwan, Gul Rahmat, Atta Ullah et al. · Complexity · 2022 · 15 citations · Full text

Natural Sciences, Mathematics, Differential Equations +15

Study of fractional order impulsive evolution problem under nonlocal Cauchy conditions

Kamal Shah, Atta Ullah, Juan J. Nieto · Mathematical Methods in the Applied Sciences · 2021 · 13 citations

Natural Sciences, Mathematics, Differential Equations +8