study on your :ref:`simulated platform <platform>`, i.e. to specify which actor
should be started on which host. You can do so directly in your program (as
shown in :ref:`these examples <s4u_ex_actors>`), or using an XML deployment
-file. Unless you have a good reason, you should keep your application appart
+file. Unless you have a good reason, you should keep your application apart
from the deployment as it will :ref:`ease your experimental campain afterward
<howto_science>`.
</actor>
<!-- Carole runs on 'host3', has 1 parameter "42" in its argv and one property.
- -- Use simgrid::s4u::Actor::get_property() to retrive it.-->
+ -- Use simgrid::s4u::Actor::get_property() to retrieve it.-->
<actor host="host3" function="carol">
<argument value="42"/>
<prop id="SomeProp" value="SomeValue"/>