Khafagy, Salah, Mathematics Department, Faculty of Science, Al-Azhar University, Nasr City (11884), Cairo, Egypt. Current Address: Mathematics Department, Faculty of Science in Zulfi, Majmaah University, Saudi Arabia, Egypt

• Journal of Progressive Research in Mathematics Vol 7 No 4: JPRM - Articles
  Maximum Principle and Existence of Weak Solutions for Nonlinear System Involving Singular (p,q)-Laplacian Operators
  Abstract  PDF