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Summary

Description
English: Demonstrates a simplicial replacement of a diagram D: I -> Top
Source
\documentclass[preview]{standalone}
\usepackage{graphicx}
\newcommand{\larrow}{\scalebox{1}[.5]{$\longleftarrow$}}
\newcommand\lefttwoarrow{%
        \mathrel{\vcenter{\mathsurround0pt
                \ialign{##\crcr
                        \noalign{\nointerlineskip}\larrow\crcr
                        \noalign{\nointerlineskip}\larrow\crcr
                }%
        }}%
}
\newcommand\leftthreearrow{%
        \mathrel{\vcenter{\mathsurround0pt
                \ialign{##\crcr
                        \noalign{\nointerlineskip}\larrow\crcr
                        \noalign{\nointerlineskip}\larrow\crcr
                        \noalign{\nointerlineskip}\larrow\crcr
                }%
        }}%
}
\newcommand\leftfourarrow{%
        \mathrel{\vcenter{\mathsurround0pt
                \ialign{##\crcr
                        \noalign{\nointerlineskip}\larrow\crcr
                        \noalign{\nointerlineskip}\larrow\crcr
                        \noalign{\nointerlineskip}\larrow\crcr
                        \noalign{\nointerlineskip}\larrow\crcr
                }%
        }}%
}
\begin{document}
$$\coprod_{i_0}D(i_0)%
\lefttwoarrow\coprod_{i_0\gets i_1}D(i_1)%
\leftthreearrow\coprod_{i_0\gets i_1\gets i_2}D(i_2)%
\leftfourarrow\cdots$$
\end{document}

Compiling

latex Untitled-1
dvisvgm -n Untitled-1.dvi
How do I stack more than two arrows in math mode?
Author User:Hbghlyj

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This work is ineligible for copyright and therefore in the public domain because it consists entirely of information that is common property and contains no original authorship.

Captions

Demonstrates a simplicial replacement of a diagram <math>D: I -> \mbox{Top}</math>

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Date/TimeThumbnailDimensionsUserComment
current23:42, 31 July 2023Thumbnail for version as of 23:42, 31 July 2023280 × 29 (14 KB)Hbghlyj{{Information |Description= |Source=<syntaxhighlight lang="tex">\documentclass[preview]{standalone} \usepackage{graphicx} \newcommand{\larrow}{\scalebox{1}[.5]{$\longleftarrow$}} \newcommand\lefttwoarrow{% \mathrel{\vcenter{\mathsurround0pt \ialign{##\crcr \noalign{\nointerlineskip}\larrow\crcr \noalign{\nointerlineskip}\larrow\crcr }% }}% } \newcommand\leftthreearrow{% \mathrel{\vcenter{\m...

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