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I'd like to know how to get the \wedge and \vee shaped things in the image below to be that size. I found \bigwedge and \bigvee, but they're too big.

enter image description here

You can see the source pdf for youself here if you like: Definition 1.81.

Edit: So far the closest I've found is to just use the unicode characters ⋁ and ⋀.

Edit 2: I apologize to the people who already answered. I should have clarified that I'm looking for something that can work in MathJax, and perhaps that doesn't exist, as it seems I need to use special packages to get the size I want. I'll still accept the best answer that fits the title just in case someone comes along without this limitaiton.

2 Answers 2

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I think it is best to use \bigwedge and \bigvee. This way, subscript and superscript will adapt depending on whether you are in text mode or math mode. E.g.,

Consider \( \bigwedge_{a\in A} p_a \) and
\[
\bigvee_{i=1}^n p_i.
\]
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    Oh, I failed to see what you were saying on my first pass. \bigX in inline (\(\bigX\)) mode looks to be about the same size as what's used on the document. But I'm rendering in MathJax so it could very well be exactly what they used.
    – Mason
    Commented Jan 30, 2021 at 2:07
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With scalerel, you can specify the vertical footprint you want the symbol to occupy. Here, it occupies the footprint of j, and automatically handles changes in math style, as shown in the 3rd line.

\documentclass{article}
\usepackage{scalerel}
\newcommand\mywedge{\scalerel*{\bigwedge}{j}}
\begin{document}
$p=\wedge_{a\in A}$

$p=\bigwedge_{a\in A}$

$p=\mywedge_{a\in A\mywedge A}$
\end{document}

enter image description here

p.s. You can introduce \mathbin (or other) to the \mywedge definition if you want the symbol to exhibit certain associated properties.

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