Update README.md

README.md

@@ -30,7 +30,7 @@ model-index:
   
   - How to create the FrozenLake environment?
     - ```gym.make("FrozenLake-v1", desc=None, map_name="4x4", is_slippery=True, render_mode="rgb_array")```
-    - `desc=None` specify non-predetermined maps, `map_name` will be used. You can also specify custom map like ```desc = ["SFFH", "HFHF", "FFHF", "HFFG"]```. If both are None, random `8x8´ map with `80%` of locations frozen will be generated.
+    - `desc=None` specify non-predetermined maps, `map_name` will be used. You can also specify custom map like ```desc = ["SFFH", "HFHF", "FFHF", "HFFG"]```. If both are None, random `8x8` map with `80%` of locations frozen will be generated.
 
   ## Usage