Topology

1807 Submissions

[2] viXra:1807.0360 [pdf] submitted on 2018-07-21 19:51:00

On Pre-Nα-Open Sets in bi-Topological Spaces

Authors: Riad K Al-Hamido, Taleb gareba
Comments: 13 Pages.

This Paper is to introduce and define a new class of open set in bitopological space called pre-Nα-open as generalized of pre-α-open in topological space , and we study their basic properties
Category: Topology

[1] viXra:1807.0253 [pdf] submitted on 2018-07-13 08:04:57

Partition Into Triangles Revisited

Authors: Thinh D. Nguyen
Comments: 2 Pages.

We show that if one has ever loved reading Prasolov’s books, then one can move on reading our recent article [3] and several words following to deduce that partitioning a graph into triangles is not an easy problem.
Category: Topology