3 ms·
It's not a tautology, because its truth relies on the truth of A. A true tautology would be something like "A or not A". However, I address your concerns in th
by jacksnipe 9y ago
It's not a tautology, because its truth relies on the truth of A. A true tautology would be something like "A or not A".
However, I address your concerns in the second part of my comment, as "A and A" is derivable from "A", and so is excluded.