Approach Space
In topology, approach spaces are a generalization of metric spaces, based on point-to-set distances, instead of point-to-point distances. They were introduced by Robert Lowen in 1989.
Read more about Approach Space: Definition, Examples, Equivalent Definitions, Categorical Properties
Famous quotes containing the words approach and/or space:
“To approach a city ... as if it were [an] ... architectural problem ... is to make the mistake of attempting to substitute art for life.... The results ... are neither life nor art. They are taxidermy.”
—Jane Jacobs (b. 1916)
“For tribal man space was the uncontrollable mystery. For technological man it is time that occupies the same role.”
—Marshall McLuhan (1911–1980)