/*
 * @(#)$Id: rotate,v 1.1 1994/09/16 09:37:56 dream Exp $
 *
 * $Log: rotate,v $
 * Revision 1.1  1994/09/16 09:37:56  dream
 * Initial revision
 *
 */

rotate(x1,y1)<==>lambda(x,p_ind(x,lambda(y,y),[n,m,lambda(y,m of app(tl(y),hd(y)::nil))])) of x1 of y1.
