...
-If you are logged in to an Arvados VM, the @arv@ tool should be installed.
-
-To use @arv@ elsewhere, you can either install the @arvados-cli@ gem via RubyGems or build and install the package from source.
+To use the @arv@ command, you can either install the @arvados-cli@ gem via RubyGems or build and install the package from source.
h4. Prerequisites: Ruby >= 2.1.0 and curl libraries