public final Tuple4<T4, T5, T6, T7> skip3() {
        return new Tuple4<>(v4, v5, v6, v7);
    }
public final Tuple4 < T4 , T5 , T6 , T7 > skip3 ( ) { return new Tuple4 < > ( v4 , v5 , v6 , v7 ) ; }
Skip 3 degrees from this tuple.