Interior of A-closure
127900
Interior of closure of open set in topological space
53131
What is the name for the region enclosed by an $n$ dimensional object?
24050
Characterization of the Closure of a Set
12293
Let X be a T1 space, and show that X is normal if and only if each neighbourhood of a closed set F contains the closure of some neighbourhood of F
102048
Closure of a compact set in Regular space $ X $
31124
The closure of $c_{00}$ is $c_{0}$ in $\ell^\infty$
43584
Separability and normal closure
30411
The closure of the irrational numbers on $\mathbb{R}$
61446
Fixed point of interior of closed disk
131841
Difference of closures and closure of difference
78245
Closures in a for loop
73338
Prove that the closure of complement, is the complement of the interior
74792
$(X,\tau)$ needs to be $T_1$ in order to guarantee that $A'$ is closed?
3896
A closed set in $(A, \mathcal T_A)$ that is not closed in $(X, \mathcal T)$
14215
Show that the union $\bigcup A_n$ has empty interior in $X$
107940
How many sets can we get by taking interiors and closures?
99341
Basic question: closure of irreducible sets