From 5ed7553b723a9724f55e75261efe2666e75df725 Mon Sep 17 00:00:00 2001
From: Prefetch
Date: Tue, 8 Nov 2022 18:14:21 +0100
Subject: The tweaks and fixes never stop

---
 source/know/concept/lehmann-representation/index.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'source/know/concept/lehmann-representation')

diff --git a/source/know/concept/lehmann-representation/index.md b/source/know/concept/lehmann-representation/index.md
index 74bd457..0dec718 100644
--- a/source/know/concept/lehmann-representation/index.md
+++ b/source/know/concept/lehmann-representation/index.md
@@ -40,7 +40,7 @@ $$\begin{aligned}
     \Matrixel{n}{e^{i \hat{H} (t - t') / \hbar} \hat{c}_\nu e^{- i \hat{H} (t - t') / \hbar} \hat{c}_{\nu'}^\dagger}{n}
 \end{aligned}$$
 
-Where we used that the trace $$\Tr\!(x) = \sum_{n} \matrixel{n}{x}{n}$$
+Where we used that the trace $$\Tr(x) = \sum_{n} \matrixel{n}{x}{n}$$
 is invariant under cyclic permutations of $$x$$.
 The $$\Ket{n}$$ form a basis of eigenstates of $$\hat{H}$$,
 so we insert an identity operator $$\sum_{n'} \Ket{n'} \Bra{n'}$$:
-- 
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