Let be a point in a topological space . A local base around , is a family of neighborhoods such that every neighborhood of contains a member of the family. A local base is also known as a neighborhood base.
|Date of creation||2013-03-22 12:22:16|
|Last modified on||2013-03-22 12:22:16|
|Last modified by||yark (2760)|
|Synonym||base of a neighborhood system|
|Synonym||base of a neighbourhood system|