Helal, Mohamed, Laboratory of Mathematics, Djillali Liabes University of Sidi Bel-Abb\`es,\\ B.P. 89, 22000, Sidi Bel-Abb\`es, Algeria, United States

• Journal | MESA Vol 14 No 1 (2023): Mathematics in Science, Engineering, and Aerospace (MESA) - Articles
  On the initial value problem of functional differential equations
  Abstract