From 5e681ef11c2e792eb2e5b8fd847dc13df50dd7b3 Mon Sep 17 00:00:00 2001
From: Johanna <johanna@zijderveld.de>
Date: Wed, 8 May 2024 11:25:13 +0200
Subject: [PATCH] fix the one too many sx

---
 docs/source/tutorial/graphene_example.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/source/tutorial/graphene_example.md b/docs/source/tutorial/graphene_example.md
index afda9f2..da47de2 100644
--- a/docs/source/tutorial/graphene_example.md
+++ b/docs/source/tutorial/graphene_example.md
@@ -75,7 +75,7 @@ def onsite_int(site, U):
     return U * sx
 
 def nn_int(site1, site2, V):
-    return V * sx
+    return V * np.ones((2, 2))
 
 builder_int = utils.build_interacting_syst(
     builder=bulk_graphene,
-- 
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