It refers to the function call, providing tuple, or dictionary transfer function parameters.
. 1 DEF mySum (A, B): 2 return A + B . 3 Print ( ' dismantling tuple call: ' ) . 4 Print (mySum (* (3,4- ))) . 5 Print ( ' dismantling dictionary call: ' ) 6 Print (mySum (** { ' A ' : ' . 3 ' , ' B ' : ' . 4 ' }))