From db02a8ee66e3286c848af8ca6a269e0be7ee5e7c Mon Sep 17 00:00:00 2001
From: Tong-Kiat Tan <2617095+tongkiat@users.noreply.github.com>
Date: Thu, 28 Aug 2025 12:49:06 +0800
Subject: [PATCH] fix: Dirac notation for Pauli-Y

---
 .../bits-gates-and-circuits.ipynb                               | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/learning/courses/utility-scale-quantum-computing/bits-gates-and-circuits.ipynb b/learning/courses/utility-scale-quantum-computing/bits-gates-and-circuits.ipynb
index f894e980442..12296345f48 100644
--- a/learning/courses/utility-scale-quantum-computing/bits-gates-and-circuits.ipynb
+++ b/learning/courses/utility-scale-quantum-computing/bits-gates-and-circuits.ipynb
@@ -541,7 +541,7 @@
     "0 & -i \\\\\n",
     "i & 0 \\\\\n",
     "\\end{pmatrix}\n",
-    "= -1|0\\rangle \\langle 1|+i|1\\rangle \\langle 0|\n",
+    "= -i|0\\rangle \\langle 1|+i|1\\rangle \\langle 0|\n",
     "$$\n",
     "\n",
     "$$\n",