الفهرس Only 14 pages are availabe for public view
 |  | from | 155 |  |  |
| | | from | 155 | | |
Abstract
Topology and its branches have become hot topics, not only for almost all fields of mathematics but also for many areas of science such as chemistry (10) physics(8) and information systems(28)
In the last decade of 20th century, the revolution of information has become .in the focus of interest.