## THE KURATOWSKI CLOSURE-COMPLEMENT THEOREM

by
B. J. Gardner
,
Marcel Jackson

Citations: | 3 - 0 self |

### BibTeX

@MISC{Gardner_thekuratowski,

author = {B. J. Gardner and Marcel Jackson},

title = {THE KURATOWSKI CLOSURE-COMPLEMENT THEOREM},

year = {}

}

### OpenURL

### Abstract

The Kuratowski Closure-Complement Theorem 1.1. [29] If (X, T) is a topological space and A ⊆ X then at most 14 sets can be obtained from A by taking closures and complements. Furthermore there is a space in which this bound is attained.