public abstract interface RemoveRedundantProjectionKind : R|kotlin/Any| {
    public abstract fun f(collection: R|ft<@FlexibleNullability kotlin/collections/MutableCollection<out ft<@FlexibleNullability kotlin/CharSequence, kotlin/CharSequence?>!>, kotlin/collections/Collection<out ft<@FlexibleNullability kotlin/CharSequence, kotlin/CharSequence?>!>?>!|): R|kotlin/Unit|

    public abstract fun f(comparator: R|ft<@FlexibleNullability kotlin/Comparable<in ft<@FlexibleNullability kotlin/CharSequence, kotlin/CharSequence?>!>, kotlin/Comparable<in ft<@FlexibleNullability kotlin/CharSequence, kotlin/CharSequence?>!>?>!|): R|kotlin/Unit|

}