Questions tagged [search]

For questions about built-in search functionality of this site and about searching this site using external search engines.

Filter by
Sorted by
Tagged with
141
votes
0answers
2k views

Trying to ask a question provides better results than normal search.

I have noticed this interesting behavior several times now. Many a time I scour Math SE looking for a particular query but fail to find anything even after several rounds of rephrasing and ...
114
votes
2answers
4k views

Announcing a third-party search engine for Math StackExchange.

Approach0 is a math-aware search engine. “Math-aware” means you can add math expression(s) as some of your keywords to have search engine help you find similar expressions. Check out here: https://...
65
votes
0answers
513 views

"Maybe answered questions" box on "Ask Question" page is much more useful than "Search Q&A"

I often find that "Search Q&A" is quite useless when I want to find a question or something related to it. But I've also noticed that when I'm about to ask a question, the "Questions that may ...
57
votes
5answers
1k views

How to search on this site?

When using this site, it is quite important to be able to find posts on this site which might be related to the question I am interested it - both to avoid duplication (i.e., not asking again ...
57
votes
3answers
17k views

What is the best way to search for a math equation on the internet?

I just asked the question: prove that $\int_{0}^{1}x^{-x}dx=\sum_{n=1}^{\infty}n^{-n}$. I do not know of a good way to search an equation (nor did I know this equality is known as sophomore's dream) ...
49
votes
2answers
16k views

How to search for a formula/expression

Suppose I want to search for instances where an expression similar to $x_n^2-x_{n-1}x_{n+1}$ shows up. How would I do that? I suppose the question goes beyond searching MSE. Are there search engines ...
39
votes
3answers
1k views

Searching for accented characters is too strict

A search for "lindelof" and a search for "lindelöf" produce different results. In some sense the results are correct, since the first search finds only those posts that mention "lindelof" and the ...
34
votes
0answers
349 views

Improving the search system

When recognizing some questions as duplicates, sometimes it is difficult to find the original question one remembers. For instance, I recently saw a question asking to prove that $$\forall x\in(-1,1),\...
31
votes
2answers
946 views

Is there any particular way to find the "easy" questions to answer?

Right now, I am student of pre-calculus. I am still studying basic calculus (derivatives & integrals) just because - well why not, it helps me get a head start. But as you can imagine sometimes I ...
25
votes
1answer
1k views

How to find questions originating from papers?

What is a reasonable way to find questions which are related to mathematical papers? The motivation to ask this was a recent post mentioning that: However the focus of this site seems to be ...
24
votes
0answers
1k views

Help me find an original for questions like "Why $(-1)^{ab} \ne [(-1)^a]^b$ when $a, b, \in \Bbb R$?"

There are many questions that boil down to "why is it not true that $(-1)^{ab} = [(-1)^a]^b$ (or $z^{ab} = (z^a)^b$) for $z \in \Bbb C$ and $a, b \in \Bbb R$ (or $\Bbb C$)?" and, respectively, "...
23
votes
2answers
732 views

How do you search for duplicates?

Sometimes I am really surprised how fast are the duplicates of new question found, given that we have vast amount of questions here. I hope posting this question here can be useful and can lead to ...
23
votes
0answers
201 views

Provide a way to search for a user's answers to closed questions

The only notification one gets that a question they've answered has met with others' dissatisfaction is when it has been deleted and their reputation is reduced. It would be nice if a user, who has ...
21
votes
0answers
315 views

How effectively to search through MSE resources

I'm on MSE one year but I'm still don't know how to effectively search through MSE resources to get required information. The search machine is very inaccurate and rarely gives high quality response. ...
20
votes
1answer
304 views

How can I make sure the problem I want to ask has not been presented before?

e.g. I have a question on proving an inequality statement. If I google it Google will not recognize it and if I use Math StackExchange'search engine, it will not respond. Thank you for your help.
20
votes
1answer
274 views

Change the link to search in modal window for the first-time askers

Since March 2020, a modal window with some basic information is shown to a user who is asking their first question, see here: The new ask page is now live on the network! This replaced the older /ask/...
19
votes
3answers
2k views

How do you search for specific questions?

I have noticed that a lot of times people ask a question and a duplicate is instantly found. It's not necessarily true that the person hasn't tried to look up the question, but it is just hard to ...
19
votes
5answers
357 views

Question's body is not abbreviated in search view

I searched for questions on perfect numbers. Most of the questions are abbreviated, but it looks like Tharsis found a workaround: What's going on here?
19
votes
0answers
1k views

Search queries involving symbols and/or $\TeX{}$

Currently some (most?) fairly crucial symbols such as = and ^ are truncated in search queries, making it pretty tough to find ...
18
votes
2answers
2k views

Is there any way to see my deleted questions or answers?

Previously I deleted some of my questions, I wonder if there is a way to see (only) my deleted questions?
18
votes
3answers
434 views

Should we add external searches in some help pages about search?

I think that it might be useful to add somewhere advice about other possibilities how to search. (I am not sure what would be right place, but it would be nice to have it somewhere where new users who ...
16
votes
1answer
461 views

How to search math terms/notations accurately and efficiently? Could some experienced users summarize some tips here?

How to search math terms/notations accurately and efficiently? Could some experienced users summarize some tips here? I believe such tips will be helpful for inexperienced users looking for hints or ...
15
votes
1answer
290 views

Is there a way to see all the closed or deleted questions?

Is there a way to see all the closed or deleted questions both in the main and the meta? I searched the meta to see if the same(or similar) question was asked before, but I couldn't find it. If the ...
14
votes
0answers
464 views

How to quickly find duplicate questions which are not exact duplicates.

Some moderators are able to find duplicate posts which are not exact duplicates. That is to say even in the case where the question is posed completely differently but the solution uses similar ...
14
votes
0answers
655 views

Find earlier questions about $x^2 - 3 x = 2 y^2$

a question I answered, Solving the nonlinear Diophantine equation $x^2-3x=2y^2$ has apparently not helped the student enough. I answered his email today, maybe that will help. In particular, I ...
13
votes
1answer
292 views

Finding protected questions

How do I find the list of protected questions? I've seen a couple of protected questions for which I could not see a reason for protection and I'd like to find more.
12
votes
1answer
989 views

Does $\LaTeX{}$ affect google search?

I was just wondering, do LaTeX in titles or the body of questions affect if they show up in google search?
12
votes
1answer
533 views

I can't search on ^

I was trying to search for duplicates for this question: How to define the $0^0$? But it's very hard to do this, as the search engine seem to ignore the ^ symbol. Searching for "0^0" or "0 0" give ...
11
votes
2answers
292 views

Ordering the questions of a day

When we order the questions by votes, we see questions from all past years and days. There are a way to see the questions of today ( or of a given day or period?) ordered by votes?
11
votes
1answer
311 views

See questions recently posed by "high-rep" users

Often times I just browse through some of the questions on MSE, and I've noticed that many of the questions posed by lower-rep users (for example, <500) don't show as much effort, aren't as ...
11
votes
1answer
159 views

How do I make sure my question is not a duplicate? [duplicate]

A couple of questions that I have asked on this site have been marked duplicates and I have seen people attach the link of the previously asked question quickly (not just on mine, but on all other ...
10
votes
2answers
629 views

How to browse or search comments?

SE is already very good in keeping each individual user's record on their questions raised and their answers posted. I am wondering is it also possible to keep track of their comments made too? Then ...
10
votes
3answers
187 views

Unable to search my answers for a particular topic

In an effort to find this answer, I executed this query. I tried several other variants of this query, but I was unable to find my answer to a question about uncertainty. I thought I used to be able ...
10
votes
1answer
129 views

How to search in favorite questions?

As the number of my favorite questions increase, it becomes harder to find them in the list. Is there a way to search in my favorite questions? Also, would it be possible to search in another user's ...
10
votes
1answer
245 views

How to efficiently use Google to search Math.SE content?

Regulars know that the built-in site search often fails to find relevant posts. Using the same search term in Google and adding site:math.stackexchange.com tends to ...
10
votes
1answer
244 views

Searching comments

While looking over some material concerning "separable differential equations", I remembered a conversation I had (via comments) with another MSE user and wanted to find said conversation. I ...
10
votes
1answer
139 views

Searching for mathematical expressions

I got this question a few years back in an postgrad interview and it had me stumped until the interviewer suggested the trick to it. I solved it again just now on paper and wanted to check my answer. ...
9
votes
1answer
276 views

How to search for links to a particular external site?

Setup: Cooler heads and wiser minds than mine, please consider. I came across a Question that struck me as chatty and not suitable for StackExchange, much less Math.SE. The initial response was ...
9
votes
2answers
536 views

How to search for duplicate of this classic complex analysis question?

Aim A quick search for duplicates. Question If $|f(z) |\leq 1 + |z|$, show that $f(z) = az + b$ is a recently-posted question. I tried to search for its duplicates on Approach0 but I didn't manage to ...
9
votes
1answer
170 views

How to sort new questions by votes

Suppose I want to sort questions by votes asked in the last 3 days. Can this be done? It is already great that users can view questions based on "newest" and "votes" options, but I am wondering ...
8
votes
1answer
197 views

the relationship between the tags

If a person is only interested in number theory, then he/she would just want to access only a few tags, such as number theory, elementary number theory, diophantine equation, etc. But if we select ...
8
votes
3answers
240 views

Browsing unregistered users?

Is there any way to browse answers by unregistered users and/or browse unregistered users? I understand that you have not indexed them for search but the data is clearly there somewhere in your ...
8
votes
1answer
111 views

Is it possible to prevent substitution in approach0?

I don't know if the question is well suited here, but I don't know about a forum dedicated to this search engine, yet since it is widely used by MSE members, I guess that should do it (please redirect ...
8
votes
0answers
86 views

Searching for text in questions I have answered

The question pendulum modeling is essentially a duplicate of the question mathematical model of a pendulum. I had supplied an answer to the older one and wanted to find it. I searched on my user ...
7
votes
2answers
189 views

What is the efficient way to search post with pictures/images?

I have answered quite a few posts with pictures/images. Is there a way to search MSE so that it lists all my posts, where I have used an image/picture?
7
votes
2answers
221 views

Is there a way to review all my questions that have been deleted by the community? [duplicate]

I know that there is a link for recently deleted questions. This link does not provide the complete list. I was going through the reputation link and I noticed that I have a number of questions that ...
7
votes
2answers
175 views

How to search among comments?

I remember someone mentioned about the meaning of "order" in first order language and second order language in a comment to one of my questions. But I searched with "first order" with my id "user:1281"...
7
votes
1answer
196 views

Searching for an answer on MSE

I'm searching for an excellent answer on MSE about the intuition/interpretation of the binomial coefficient in combinatorics which arrived at the expression $\binom{n}{k} = \frac{n!}{(n-k)!k!}$ in two ...
7
votes
1answer
86 views

Is the search function working on Math.SE?

I recently found that searching for anything using the search bar on top next to the SE logo will result in "no matches". For instance, searching for the keyword "Integral" yields: which is clearly ...
7
votes
2answers
229 views

Searching for a question

I entered the following into the search box and came up empty: \lim_{n\to\infty}(1+\frac xn)^n I'd like to know whether someone has posted this question: How does one prove that $$ \lim_{n\to\infty}\...