From 88537b82784f71104c3a2771330c9e492f57fb03 Mon Sep 17 00:00:00 2001
From: Prefetch
Date: Sun, 30 Jan 2022 11:27:00 +0100
Subject: Expand knowledge base, remove comments

---
 content/know/concept/lindhard-function/index.pdc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'content/know/concept/lindhard-function/index.pdc')

diff --git a/content/know/concept/lindhard-function/index.pdc b/content/know/concept/lindhard-function/index.pdc
index aedf0f5..8af7416 100644
--- a/content/know/concept/lindhard-function/index.pdc
+++ b/content/know/concept/lindhard-function/index.pdc
@@ -35,7 +35,7 @@ Now consider a harmonic $\hat{H}_1$:
 
 $$\begin{aligned}
     \hat{H}_{1,S}(t)
-    = e^{i (\omega + i \eta) t} \int_{-\infty}^\infty U(\vb{r}) \: \hat{n}(\vb{r}) \dd{\vb{r}}
+    = e^{i (\omega + i \eta) t} \int_{-\infty}^\infty U(\vb{r}) \: \hat{n}_S(\vb{r}) \dd{\vb{r}}
 \end{aligned}$$
 
 Where $S$ is the Schrödinger picture,
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