Filter Bases and j-Ï‰-Perfect Mappings - S. Ashaea, G.; Yousif, Y. Y. (Ibn Al-Haitham Journal for Pure and Applied Sciences, 2019)
Keywords: Filter base, j-Ï‰-closure converge, almost j-Ï‰-converges, almost j-Ï‰-cluster, j-Ï‰-rigid a set, j-Ï‰-perfect mappings. Math Subject Classification 2010: 54C05, 54C08, 54C10