In TeXForm#
TeXForm parses this entry as a character leaf mapped to U+0131 (LATIN SMALL LETTER DOTLESS I).
\bbalpha\bbbeta\bbchi\bbdelta\bbDelta\bbdotlessi\bbdotlessj\bbepsilon\bbeta\bbgamma\bbGamma\txtbbdotlessi
\txtbbdotlessiSymbol
The ı symbol (Latin small letter dotless i, U+0131), written as \txtbbdotlessi in LaTeX text mode.