The symbol is like this
I checked the "The Great, Big List of LATEX Symbols" document, but didn't find any similar symbols.
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Sign up to join this communityThe symbol is like this
I checked the "The Great, Big List of LATEX Symbols" document, but didn't find any similar symbols.
Same size as \square
. Works across math styles. The .5
scale of the inner box can be adjusted to suit.
\documentclass{article}
\usepackage{amssymb,stackengine,graphicx,scalerel}
\newcommand\dsquare{\ThisStyle{\ensurestackMath{%
\stackinset{c}{}{c}{}{\scalebox{.5}{$\SavedStyle\blacksquare$}}
{\SavedStyle\square}}}}
\begin{document}
$\square\blacksquare \dsquare$
$\scriptstyle\square\blacksquare \dsquare$
$\scriptscriptstyle\square\blacksquare \dsquare$
\end{document}
This is ▣ (U+25A3} in Unicode, and you can use it in fontspec
.
\documentclass{article}
\usepackage{unicode-math}
\setmathfont{STIX Two Math}
\begin{document}
\( \blackinwhitesquare \)
\end{document}
The XITS Math and STIX Two Math fonts have this symbol. You can import only this symbol while using another math font.
\setmathfont{Latin Modern Math} % Or your font of choice.
\setmathfont{STIX Two Math}[range=\blackinwhitesquare,
Scale=MatchUppercase}
You can also get this symbol in text mode with fontspec
:
\usepackage{fontspec}
\usepackage{newunicodechar}
\newfontface\symbolfont{STIX Two Math}[Scale=MatchUppercase]
\newcommand\blackinwhitesquare{%
\textnormal{\symbolfont\symbol{"25A3}}
}
\newunicodechar{^^^^25A3}{\blackinwhitesquare} % ▣
It is included in the STIX font. It can be imported without importing the whole font as in the following example.
\documentclass{article}
\DeclareFontEncoding{LS1}{}{}
\DeclareFontSubstitution{LS1}{stix}{m}{n}
\DeclareSymbolFont{symbols}{LS1}{stixscr}{m}{n}
\DeclareMathSymbol{\blackinwhitesquare}{\mathord}{symbols}{"BA}
\begin{document}
\( \blackinwhitesquare \)
\end{document}