///
module Rx {
export interface Observable {
/**
* Returns the minimum element in an observable sequence according to the optional comparer else a default greater than less than check.
* @example
* var res = source.min();
* var res = source.min(function (x, y) { return x.value - y.value; });
* @param {Function} [comparer] Comparer used to compare elements.
* @returns {Observable} An observable sequence containing a single element with the minimum element in the source sequence.
*/
min(comparer?: _Comparer): Observable;
}
}
(function () {
var o : Rx.Observable;
var a : Rx.Observable;
o = o.min();
o = a.min((x, y) => x.length - y.length);
});