/**
 * Returns a new set with a _difference of the array-like arguments.
 * @see {@link http://www.2ality.com/2015/01/es6-set-operations.html}
 */
export declare function difference_set_<I>(member_a_nowrap_a_nowrap:Set<I>):Set<I>
export {
	difference_set_ as set_difference_,
	difference_set_ as _difference__set,
}