# \(B\) is the lower limit topology on \(\mathbb R\) if

\(B\) is the lower limit topology on \(\mathbb R\) if

—>> \(\mathbb B’ = {[a,b) : a,b\epsilon\mathbb R; a<b}\)

\(\mathbb B’ = {(a,b] : a,b\epsilon\mathbb R; a<b}\)

\(\mathbb B’ = {[a,b] : a,b\epsilon\mathbb R; a<b}\)

\(\mathbb B’ = (a,b) : a,b\epsilon\mathbb R; a<b\)