Questions tagged [exact-duplicates]

This tag is referring to the process of identifying and closing questions that are exact duplicates of another question.

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If those answers do not fully address your question, please ask a new question.

The questions marked as duplicate show the following comment: "This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new ...
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Disputing Duplicate Tag

I am terribly disappointed that my question here has been marked as a duplicate. Someone asked for a solution for a popular question that did not use complex arithmetics. Only one solution came ...
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Are duplicates to be put on hold, or deleted?

I was thinking about a simple-looking but (I think) tricky calculus/analysis question. When coming back to it, someone had pointed out that the question had a duplicate (with bounty), which I ...
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Closing as duplicate without up voted answer

This question was closed as a duplicate of this one and the latter doesn't have any up voted answers. When I try to close a question as a duplicate of a question which doesn't have up voted answers, ...
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Can we cancel flags?

Is it possible to cancel a flag. In case it isn't possible, is it possible to change the link to the original post for the duplicate flag?.
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Closing duplicate questions

Recently, I posted a question (this one) and received some helpful answers. However, the answers did not help me solve my issue. So, I posted another question (this one) explaining my thinking and ...
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User thinks their question was closed when it wasn't

At A subset of $\Bbb R^p$ is open iff it is the union of a countable collection of open balls the OP complained: Well lemme just say that marking this as a duplicate is a little unfair.. But the ...
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How to deal with duplicate bounty questions?

This question is a duplicate of a previous one (although the motivations are apparently different). At the time of writing, the answers in the newer thread are, in my humble opinion, much nicer than ...
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Exact duplicates of questions posted on MO

I wonder why we can't declare a question posted on MSE (like this) an exact duplicate of a question posted on MO (like this) and viceversa? (I'd find it useful if we could do this.)
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Marking a question as duplicate even when the question has no answer

I recently asked this question on this meta. However, it was marked as the duplicate of this question. But the latter question has had no answer and even less number of comments than the first one. In ...
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Closing duplicate questions by the same poster

To close a question as duplicate it is now suggested that the original question should have an answer "this question has been asked before and already has an answer". Another circumstance arises quite ...
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Topics declared as duplicates in which order? [duplicate]

I'm asking this because I think an older question with a full answer shouldn't be declared a duplicate to a newer one. What the moderators think about this?
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Question not visible from certain computers

This sounds strange: when I go to the webpage The units of $\mathbb Z[\sqrt{2}]$, in the right pane, under "Linked", there is a link to the webpage Determine all units of the domain $\mathbb{Z}[\sqrt{...
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Why are there requirements for duplicated questions?

Today I found a questions to be a duplicate, and I even remembered that I gave an answer to the non-duplicate. As I tried to close the duplicate as a duplicate, it told me I can't choose the question ...
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Possible Duplicate notice, sans closing, is not attributed nor in the Revisions list

"Possible duplicate" warning after the first vote to close as a duplicate, is a new behavior. But it has some side effects: it does not appear as an action in the revisions list of a posting, the ...
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What to do with a newer post and a related, older, less thorough post?

Let me give a specific example. Today, I answered this post, and my answer seemed familiar. Looking through my old answers, I found that I'd answered this post a while back. The older post is a less ...
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Duplicate banner breaks LaTeX

On several recent occasions, after closing a question as a possible duplicate the automatic banner breaks the $\LaTeX$ requiring manual intervening. I don't recall it was like that before, and I ...
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What should I do when I find circularity among duplicates?

Occasionally, when trying to vote to close some question, you get the error message: ...
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Thread - Request Mergers of Very Similar Questions

Would something perennial like Requests for Reopen & Undeletion Votes, etc. (volume 10/2012 - 12/2014) help? Example: ♦ $\sqrt{x}$$\sqrt{x}$ = $x$ but $\sqrt{x^2}$ = $|x|$. Why?, ♦ What's ...
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Titles quoted in “possible duplicate of” comments are improperly escaped [duplicate]

To demonstrate the problem, I voted to close this question as a duplicate of https://math.meta.stackexchange.com/questions/12237/show-that-an-element-has-order-p-in-s-n-iff-its-cycle-decomposition-is-...
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Duplicate question that deserves an answer anyway

I recently voted to close a question about the limit of $\sin x/x$ because it's a duplicate of a very popular question. However, user Hayden told me in a comment that "I think the main issue here is ...
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Moderators: please straighten out loop in “duplicate of” graph

Recently a user asked Is "applying similar operations from left to right" a convention or a rule that forces us to mark one answer wrong? , which is a duplicate of 6/2*(1+2) is 1 or 9?; they ...
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Duplicates with no answers

I was trying to flag this question as a duplicate of this question, (same question, same asker). But the system would not take the original question because it says it has no upvoted answer. What is ...
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Are these questions duplicates?

Apologies if this is a meta-duplicate (I did a search but couldn't find a similar situation). I answered this question yesterday. Today the OP posted my answer (without crediting me, though I'm not ...
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Why is this a duplicate?

A question I asked: A problem with 26 distinct positive integers was characterised as a duplicate of: Creating a sequence that does not have an increasing or a decreasing sequence of length 3 from ...
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1answer
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Unfair duplicate label [duplicate]

With regard to this question which was labeled a duplicate, I wish to understand how to best register my disagreement with that labeling. The alleged original question asks for a short proof of the ...
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Question marked as duplicate, but I think I'm asking a different question

I recently asked this question about building an intuition for summations of divergent series. The question was based on the fact I had recently learned that $1 + 2 + 3 + ... = \frac{-1}{12}$. My ...
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If the answer to question B answers question A, should question A be considered a duplicate?

The question Fields and proper subfields., which asks if a field can be isomorphic to a proper subfield was closed as a duplicate of Algebraic closure of $\mathbb{C}(x)$ is isomorphic to $\mathbb{C}$. ...
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questions asked over 100 times

I just saw another question with the limit of $(1 + 1/n)^n.$ A few months ago, somebody asked some other multiple repeat question, I wrote to check any of the last 137 times it had been asked. he ...
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Loop of duplicate posts

These two identical questions were asked by the same user (the first one was migrated from MO actually): https://math.stackexchange.com/questions/582151/lrs-over-finite-fields https://math....
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Should we close questions asking for hints as duplicates?

This question was inspired by this question Relationship between $\operatorname{ord}(ab), \operatorname{ord}(a)$, and $\operatorname{ord}(b)$, which I first came across while reviewing close votes. ...
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Why do you get reputation for asking a duplicate question?

I was wondering why one does get reputation for upvotes on a question that has been marked as duplicate. In my understanding it would be fair not to reward somebody who wasn't able to search for his ...
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When, and how, to suggest merging of questions?

Background Just today, we had the following situation: Proving by induction that $n^{n+1} > (n+1)^n$ for $n \ge 3$ Prove by induction that for all $n \geq 3$: $n^{n+1} > (n+1)^n$ Usually, I can ...
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Why do obvious duplicate questions on MSE get upvoted, answered, and their answers upvoted?

The title is the question: why do obvious duplicate questions on MSE get upvoted, answered, and their answers upvoted? And what can be done to prevent this? Here is an example: https://math....
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Request: When closing a question as duplicate, to show all the linked questions

When people post "This question is a duplicate of XXX", would it be possible for the selections shown when we decide to close a question as duplicate, to also show XXX? This could be easily done by ...
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On closing questions as duplicates of “multi-questions”

Call a "multi-question" a question where a user asks two or more questions which are independent of one another, in the sense that they can be answered without reference to one another. For example, ...
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Why these questions are not duplicates?

There are these two questions: (Theoretical) Multivariable Calculus Textbooks References for the multivariable calculus I was wondering why no one has marked them as duplicate of each other. Or is ...
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Should I flag a duplicate in addition to a vote to close?

Recently I came across a question from a user that was a clear abstract duplicate of a previous question they'd asked (the two were related by trivial algebraic manipulations). I voted to close the ...
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What action to take on identical questions from the same user?

It sometimes happens that the same user posts exactly the same question twice in a row. Examples: 1 2. user asked twice for the probability of choosing 90% of the colors from a collection of $10^{...
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What is the definition of duplicate question?

Sometimes it happens that the answer to a question is contained in the answer to a different question. Should the former question be closed as a duplicate? Here's an example, (read the comments). I'...
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What to do if my question is very similar to another but isn't answered there? [duplicate]

I have a doubt about the following: Suppose I want to ask some question, but Math.SE already has one that is very similar (say 90% similar). The chances that my question will be closed as duplicate ...
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Proposal to create a canonical “Solve this linear congruence” question & answer

I propose that we create a generalized question about solving linear congruences, and close all future questions on this topic as a duplicate of it. This strategy has been employed several times for ...
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Handling near duplicates

What is the best way to handle near duplicates? Here are two examples of what I mean. This question asks about zero divisors in commutative rings. However, this older question asks a slightly more ...
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Avoiding duplicates

I was wondering if I could ask a question on meta whether some question is on the site or not. I'm asking this since sometimes one might ask a duplicate question which he/she searched for and didn't ...
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Voting to close as duplicate without taking the time to check if they are

This question has 4 votes to close as being an exact duplicate of this one. Within an hour of the question being asked, someone voted to close it as an exact duplicate AND Davide Giraudo pointed out, ...
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I wrongly flagged a question. What to do?

I just wrongly flagged the question Is this correct? $rH=Hr^{-1}$ as a duplicate of the question Show that the set $\{r^{-1} : r\in R \}$ contains exactly one element out of each right coset of $H$.. ...
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What is this notification doing there?

Why is this huge ugly banner appear in possible duplicates? It looks horrible.
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How to tackle “duplicate” problem?

I wanted a post a problem which was very different from my own post Multiple Choice question about a continuous function. But whenever I wanted to post it, it says that this question is an exact ...
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What's the point to close a question as a duplicate after an answer was posted?

For instance, I've voted to close this question as an exact duplicate, but now there are two answers added and one is already accepted. What's the point to close it now?
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Abstract duplicate?

I have noticed two questions here and here which are nearly identical in nature. These questions ask to show that given any $n+1$ integers, there exist at least two integers whose difference is ...