Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
我这里有心理障碍。
告诉你的公理/定理的名称是什么
(A OR B) == NOT(NOT A AND NOT B)
我正要查看一些 C 代码,但不记得它被调用了。
这是德摩根定律。它通常表示为
"not (A and B)" 与 "(not A) or (not B)" 相同
或者
"not (A or B)" 与 "(not A) and (not B)" 相同