plus

open operator override fun plus(other: VNonNegativeInteger): VNonNegativeInteger(source)
open operator override fun plus(other: VAllNNI): VAllNNI(source)
operator fun plus(other: VAllNNI.Value): VAllNNI.Value(source)
open operator override fun plus(other: ULong): VAllNNI.Value(source)