Unsupported titles/`lsqb`

== Translingual == === Symbol === [ (mathematics) Denotes a closed left endpoint of an interval. [ a , b ) = { x ∈ R | a ≤ x < b } {\displaystyle [a,b)=\{x\in \mathbb {R} \,|\,a\leq x<b\}} [ a , b [ = { x ∈ R | a ≤ x < b } {\displaystyle \left[a,b\right[=\{x\in \mathbb {R} \,|\,a\leq x<b\}} (mathematics) Denotes an open right endpoint of an interval. [ a , b [ = { x ∈ R | a ≤ x < b } {\displaystyle \left[a,b\right[=\{x\in \mathbb {R} \,|\,a\leq x<b\}} ] a , b [ = { x ∈ R | a < x < b } {\displaystyle \left]a,b\right[=\{x\in \mathbb {R} \,|\,a<x<b\}} Used in [ ]. ==== Derived terms ==== [ ] ⟦ ==== Related terms ==== ] === See also === Bracket on Wikipedia.Wikipedia == Kiowa == === Letter === [ Used to create digraphs that substitute for letters that do not have proper Unicode support ==== Usage notes ==== The digraphs [B, [b, [D, [d, [G, [g replace overstruck B̶, b̶, D̶, d̶, G̶, g̶, which do not have dedicated Unicode support. More documents (including official government publications) use the bracket hack than the single letters.