From 852e28fa72594391373473bcf2bceca8df568bfe Mon Sep 17 00:00:00 2001
From: Sathish Kumar RK <rksathish09@gmail.com>
Date: Mon, 9 Mar 2020 10:16:32 +0000
Subject: [PATCH] fix the units in Drude solution 4.3

---
 src/3_drude_model_solutions.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/3_drude_model_solutions.md b/src/3_drude_model_solutions.md
index 8238cd79..e9b86802 100644
--- a/src/3_drude_model_solutions.md
+++ b/src/3_drude_model_solutions.md
@@ -126,7 +126,7 @@ Refer to the lecture notes
 3.
 
 $$
-\sigma_{xx} \approx \frac{1}{1 + \rho_{xy}^2}
+\sigma_{xx} \approx \frac{\rho_{yy}}{1 + \rho_{xy}^2}
 $$
 
 $$
-- 
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