plus

operator fun <A, B, C> Pair<A, B>.plus(c: C): Triple<A, B, C>
operator fun <A, B, C, D> Triple<A, B, C>.plus(d: D): Tuple4<A, B, C, D>
operator fun <A, B, C, D, E> Tuple4<A, B, C, D>.plus(e: E): Tuple5<A, B, C, D, E>
operator fun <A, B, C, D, E, F> Tuple5<A, B, C, D, E>.plus(f: F): Tuple6<A, B, C, D, E, F>
operator fun <A, B, C, D, E, F, G> Tuple6<A, B, C, D, E, F>.plus(g: G): Tuple7<A, B, C, D, E, F, G>
operator fun <A, B, C, D, E, F, G, H> Tuple7<A, B, C, D, E, F, G>.plus(h: H): Tuple8<A, B, C, D, E, F, G, H>
operator fun <A, B, C, D, E, F, G, H, I> Tuple8<A, B, C, D, E, F, G, H>.plus(i: I): Tuple9<A, B, C, D, E, F, G, H, I>