From ae67b2e73757ed158ee5bb0035b7bd8767b8461a Mon Sep 17 00:00:00 2001
From: mleoni-pf <160495781+mleoni-pf@users.noreply.github.com>
Date: Fri, 21 Nov 2025 15:06:58 +0100
Subject: [PATCH] Update em.ipynb

typo
---
 chapter3/em.ipynb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/chapter3/em.ipynb b/chapter3/em.ipynb
index 4a983877..23a1998c 100644
--- a/chapter3/em.ipynb
+++ b/chapter3/em.ipynb
@@ -44,7 +44,7 @@
     "\n",
     "which holds for an isotropic linear magnetic medium.\n",
     "Here, $\\mu$ is the magnetic permability of the material.\n",
-    "Now, since $B$ is solenodial (divergence free) accoording to Maxwell's equations, we known that $B$ must be the curl of some vector field $A$. This field is called the magnetic vector potential. Since the problem is static and thus $\\frac{\\partial D}{\\partial t}=0$, it follows that\n",
+    "Now, since $B$ is solenodial (divergence free) according to Maxwell's equations, we known that $B$ must be the curl of some vector field $A$. This field is called the magnetic vector potential. Since the problem is static and thus $\\frac{\\partial D}{\\partial t}=0$, it follows that\n",
     "\n",
     "$$\n",
     "J = \\nabla \\times H = \\nabla \\times(\\mu^{-1} B)=\\nabla \\times (\\mu^{-1}\\nabla \\times A ) = -\\nabla \\cdot (\\mu^{-1}\\nabla A).\n",