From 75636ed8772512bdf38e3dec431888837eaddc5d Mon Sep 17 00:00:00 2001
From: Prefetch
Date: Mon, 20 Feb 2023 18:08:31 +0100
Subject: Improve knowledge base

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

(limited to 'source/know/concept/lagrange-multiplier')

diff --git a/source/know/concept/lagrange-multiplier/index.md b/source/know/concept/lagrange-multiplier/index.md
index ce5418f..9fb61a8 100644
--- a/source/know/concept/lagrange-multiplier/index.md
+++ b/source/know/concept/lagrange-multiplier/index.md
@@ -102,7 +102,7 @@ by demanding it is stationary:
 
 $$\begin{aligned}
     0
-    = \nabla \mathcal{L}
+    = \nabla' \mathcal{L}
     &= \bigg( \pdv{\mathcal{L}}{x}, \pdv{\mathcal{L}}{y}, \pdv{\mathcal{L}}{\lambda} \bigg)
     \\
     &= \bigg( \pdv{f}{x} + \lambda \pdv{g}{x}, \:\:\: \pdv{f}{y} + \lambda \pdv{g}{y}, \:\:\: g \bigg)
-- 
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