diff --git a/networks.ipynb b/networks.ipynb
index 87ceaf0..a4b6c2b 100644
--- a/networks.ipynb
+++ b/networks.ipynb
@@ -1528,7 +1528,7 @@
     "\n",
     "We see $ e_j $ will be high if many nodes with high authority rankings link to $ j $.\n",
     "\n",
-    "The following figurenshows the authority-based eigenvector centrality ranking for the international\n",
+    "The following figure shows the authority-based eigenvector centrality ranking for the international\n",
     "credit network shown in Fig. 33.4."
    ]
   },
diff --git a/time_series_with_matrices.ipynb b/time_series_with_matrices.ipynb
index b8221e0..b078a83 100644
--- a/time_series_with_matrices.ipynb
+++ b/time_series_with_matrices.ipynb
@@ -770,7 +770,7 @@
    "source": [
     "Notice that  the covariance between $ y_t $ and $ y_{t-1} $ – the elements on the superdiagonal – are **not** identical.\n",
     "\n",
-    "This is is an indication that the time series respresented by our $ y $ vector is not **stationary**.\n",
+    "This is is an indication that the time series represented by our $ y $ vector is not **stationary**.\n",
     "\n",
     "To make it stationary, we’d have to alter our system so that our **initial conditions** $ (y_1, y_0) $ are not fixed numbers but instead a jointly normally distributed random vector with a particular mean and  covariance matrix.\n",
     "\n",