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### Should incorrect answers be flagged to delete? [duplicate]

If someone posts an answer that is mathematically incorrect, should we flag it to delete, or just downvote and comment? See this answer as an example.
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### Is it in the Moderator's Job Description to patrol for correctness?

A user flagged a comment of another user, with the specific request to delete the other user's comment because it is "factually incorrect". Now, I'm inclined to just ignore flags like this, as I've ...
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### Capture the Flag: FAQ on Flagging

What is flagging for moderator attention? How does the flagging process work? What are the different flags, and what are they useful for?
795 views

### Is sometimes keeping wrong answer reasonable?

My memory might be fooling me, but I believe I have seen comments or discussions an meta regarding this matter. I am unable to find it now, so I will ask about your opinion. If I answer some question ...
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### Is it OK to flag an accepted answer because contains a significant, conceptual error?

In this question: What does $dx$ mean? someone asked what the "$dx$" in an indefinite integral meant. In one of the answers, which was accepted, the answer began by saying "Formally, $dx$ does not ...
625 views

There are one or two users that I have come across who continually and persistently post fake answers. Why do I say fake? Because they always do one of the following: Give a mathematically completely ...
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### Deletion of on-topic answers only because they contain mathematical errors.

Are mathematical errors in an answer that is otherwise reasonable and on-topic ever a sufficient reason for users (other than the answer-author) to delete that answer? For a recent answer, the ...
534 views

I was told " flags should not be used to indicate technical inaccuracies, or an altogether wrong answer" and then I found Don't flag wrong answers? A claim here made by a user named Neal, asked ...
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### What to do with blatantly false answers?

Recently, I came across this answer to an old question, which attempts to prove Fermat's Last Theorem (edit: the answer has now been deleted). It takes almost no effort to see why the argument there ...
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Please clarify what can be done by people with low reputation points? I'm questioning about answers which don't answer the question, not questioning if the math is correct in these posts. Some of ...
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### Flagging comments as useless and for wrong guidance

Sometimes people are posting comments which are completely wrong as happened, for instance, here, comment #2, or offering a wrong guidance as happened here, also comment #2. If I flag these comments ...