Lafari@lemmy.world to No Stupid Questions@lemmy.world · 11 个月前Is "If A then B" equal to "B if and only if A"?message-squaremessage-square61fedilinkarrow-up151arrow-down111
arrow-up140arrow-down1message-squareIs "If A then B" equal to "B if and only if A"?Lafari@lemmy.world to No Stupid Questions@lemmy.world · 11 个月前message-square61fedilink
Also, Not (A XOR B)