If by undefined you mean that we don’t know what the value is, then no, it doesn’t bother me. If by undefined you mean that they have no truth value, as standard, then I don’t think they are undefined.
If by undefined you mean that we don’t know what the value is, then no, it doesn’t bother me. If by undefined you mean that they have no truth value, as standard, then I don’t think they are undefined.