RkLeft - move the current clause to the clause to its left

RkLeft moves the current clause to the clause to its left, or to the last clause if the current clause is
       0.

RkLeft - move the current clause to the clause to its left

       If  successful,  this  function  moves  the  current clause in the context and returns the current clause
       number after the move.  It returns 0, without doing anything, if it has been run in a nonconversion  mode
       context.

                                                                                                       RKLEFT(3)

#include<canna/RK.h>intRkLeft(cxnum)intcxnum;