Error Analysis of the Partition of Unity Method Based on Local Polynomial Approximation Space;
Properties and Relative Individual Reduction of Covering Approximation Space
The Partition of Unity Method on the Basis of Local Polynomial Approximation Spaces and Its Error Analysis;
Another Definition of Fuzzy Rough Sets on Fuzzy Approximation Space;
Topological Structure of Generalized Approximation Spaces and R-Separated Spaces
