Documentation for v0.1 version (#199)

* Adding Equations, solving typos
* improve _code.rst
* the team rst and restuctore index.rst
* fixing errors

---------

Co-authored-by: Dario Coscia <dariocoscia@dhcp-015.eduroam.sissa.it>

pina/geometry/location.py

@@ -8,6 +8,7 @@ class Location(metaclass=ABCMeta):
     Abstract Location class.
     Any geometry entity should inherit from this class.
     """
+
     @abstractmethod
     def sample(self):
         """
@@ -22,9 +23,9 @@ class Location(metaclass=ABCMeta):
         Abstract method for checking if a point is inside the location. To be
         implemented in the child class.
 
-        :param tensor point: A tensor point to be checked.
-        :param bool check_border: a boolean that determines whether the border
+        :param torch.Tensor point: A tensor point to be checked.
+        :param bool check_border: A boolean that determines whether the border
             of the location is considered checked to be considered inside or
-            not. Defaults to False.
+            not. Defaults to ``False``.
         """
         pass