fix: Supported elements in DOLFINx link was broken.

Author: Luhenmo

chapter1/fundamentals_code.ipynb

@@ -124,11 +124,11 @@
     " Once the mesh has been created, we can create the finite element function space $V$.\n",
     "The finite element function space does not need to be the same as the one used to describe the mesh.\n",
     "DOLFINx supports a wide range of arbitrary order finite element function spaces, see:\n",
-    "[Supported elements in DOLFINx](https://defelement.org/lists/implementations/basix.ufl.html)\n",
+    "[Supported elements in DOLFINx](https://defelement.org/lists/implementations/basix_ufl.html)\n",
     "for an extensive list.\n",
     "To create a function space, we need to specify what mesh the space is defined on,\n",
-    "what element famil the space is based on, and the degree of the element.\n",
-    "These can for instance be defned through a tuple `(\"family\", degree)`, as shown below"
+    "what element family the space is based on, and the degree of the element.\n",
+    "These can for instance be defined through a tuple `(\"family\", degree)`, as shown below"
    ]
   },
   {