From ed4bdd059cc6c4b8045b2c4c2c0f8b44d3faa3d6 Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Tue, 29 Nov 2022 17:07:03 -0800
Subject: HTML writer: Add prooftree to list of math environments.

This will cause raw LaTeX prooftree environments to be rendered
appropriately when `--mathjax` is used.

Closes #8462.
---
 src/Text/Pandoc/Writers/HTML.hs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Text/Pandoc/Writers/HTML.hs b/src/Text/Pandoc/Writers/HTML.hs
index 019660dce..99664897e 100644
--- a/src/Text/Pandoc/Writers/HTML.hs
+++ b/src/Text/Pandoc/Writers/HTML.hs
@@ -1682,6 +1682,7 @@ isMathEnvironment s = "\\begin{" `T.isPrefixOf` s &&
                      , "multline"
                      , "multline*"
                      , "pmatrix"
+                     , "prooftree" -- bussproofs
                      , "smallmatrix"
                      , "split"
                      , "subarray"
-- 
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