Describing Your Platform
-========================
+------------------------
As a SMPI user, you are supposed to provide a description of your
virtual platform, that is mostly a set of simulated hosts and network
links with some performance characteristics. SimGrid provides a plenty
of :ref:`documentation <platform>`_ and examples (in the
-`examples/platform <https://framagit.org/simgrid/simgrid/tree/master/examples/platforms>`_
-source directory), and this section only show a series of introductory
+`examples/platforms <https://framagit.org/simgrid/simgrid/tree/master/examples/platforms>`_
+source directory), and this section only shows a small set of introductory
examples.
Simple Example with 3 hosts
----------------------------
+^^^^^^^^^^^^^^^^^^^^^^^^^^^
At the most basic level, you can describe your simulated platform as a
graph of hosts and network links. For instance: