Loading and Running Tasks
From CASA Guides
There are three distinct ways to invoke a task in CASA. The first:
default('clean')
will load up a task with the default parameters.
The second---equivalent to TASK in AIPS---will invoke a task, but will transfer over any currently-used parameters to that "new" task (the rest it will set to defaults).
inp clean
This might come in handy if, say,