public final Tuple9<T1, T2, T3, T4, T5, T6, T7, T8, T9> limit9() {
        return this;
    }
public final Tuple9 < T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 > limit9 ( ) { return this ; }
Limit this tuple to degree 9.