Some Results via Gril Semi –p-Open Set
Ǥ-semi-P open set
Ǥ- semi-P closed set
accuracy seasure M(Μ).
The significance of the work is to introduce the new class of open sets, which is said Ǥ- -open set with some of properties. Then clarify how to calculate the boundary area for these sets using the upper and lower approximation and obtain the best accuracy.
