fix typo in compressible solver docs

Nathan Goldbaum · Nathan Goldbaum · commit 4e17296c9b9c · 2019-02-20T14:37:03.000-06:00
diff --git a/docs/source/compressible_basics.rst b/docs/source/compressible_basics.rst
@@ -181,7 +181,7 @@ escape the domain. It is run as:
 
 .. code-block:: none
 
-   ./pyro.py compressible er inputs.rt
+   ./pyro.py compressible rt inputs.rt
 
 .. raw:: html
 
