diff options
Diffstat (limited to 'library')
| -rw-r--r-- | library/topology/basis.tex | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/library/topology/basis.tex b/library/topology/basis.tex index 4f66166..6fa9fbd 100644 --- a/library/topology/basis.tex +++ b/library/topology/basis.tex @@ -84,6 +84,7 @@ We have $(A \inter C) \in \pow{X}$ by \cref{genopens,inter_powerset}. + Show for all $x\in (A\inter C)$ there exists $W \in B$ such that $x\in W$ and $W \subseteq (A\inter C)$. \begin{subproof} |