typo

samples/core/guide/autograph.ipynb

@@ -664,7 +664,7 @@
         "\n",
         "### Stateless functions\n",
         "\n",
-        "For stateless functions, like `collatz` shown below, the easiest way to include them in a keras model is to wrap them up as a layer uisng `tf.keras.layers.Lambda`."
+        "For stateless functions, like `collatz` shown below, the easiest way to include them in a keras model is to wrap them up as a layer using `tf.keras.layers.Lambda`."
       ]
     },
     {