Hi, I was threw off by this logic line as title.
My grammatical understanding is when using "_not A or B_", the sentence sometimes mean not A **and** not B.
If a sentence uses "_not A or not B_", then it means literally "_not A **or** not ...
Knowing things like how to map no/nobody and unless and stuff like that. Is it enough for tough coniditonal lr quesitons? If not then how do you do them better?