func (a Address) Min(b Address) Address {
	if a < b {
		return a
	}
	return b
}
func (a Address) Min(b Address) Address {
	if a < b {
		return a
	}
	return b
}
func ( a Address ) Min ( b Address ) Address { if a < b { return a } return b }
// Min returns the smaller of a and b.
Min returns the smaller of a and b .