# Logic Question  ¬¬𝐴→𝐴

• This is a very short problem, are you sure it is correct?

• do you mean to say the question is missing something or something else

• The question seems complete, but the answer is quite short and straightforward.

• To be more clear, this is a principle or law in propositional calculus. One could simply invoke such principle to prove that ¬¬𝐴→𝐴 because that is what the principle says.

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1. The questioner was satisfied and accepted the answer, or
2. The answer was disputed, but the judge evaluated it as 100% correct.