32 votes

How to search on this site?

Approach0 Searching for a specific formula is often rather difficult. A tool which is very suitable for this is the Approach0 search engine. Some basic information can be found in Guide for New Users (...
28 votes

Announcing a third-party search engine for Math StackExchange.

I appreciate your work and am looking forward to using it; it seems that I am not alone in this, given that your post currently has 12 - 1 votes. There is one problem though: starting by the end of ...
Alex M.'s user avatar
  • 35.2k
26 votes

How to search for a formula/expression

See my side-project, it is an open-source math-aware similarity search engine. http://approach0.xyz I am hoping someone interested can join and form a community to push this project forward, this is ...
Wei Zhong's user avatar
  • 457
21 votes

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

See my side-project, it is developing its indices currently. http://approach0.xyz I will publish its first release when the entire math StackExchange is indexed. Also, I am hoping someone ...
Wei Zhong's user avatar
  • 457
18 votes
Accepted

Announcing a third-party search engine for Math StackExchange.

It seemed to me as a good idea to make a CW answer where Math.SE users could add the problems they stumbled upon while using this search engine. (EDIT: And we can also use this chatroom for discussing ...
12 votes
Accepted

Why is the user search so out of date?

You were only looking at the reputation earned during the current month: Click on the "all" to get cumulative reputation (modulo caching):
user642796's user avatar
  • 52.2k
12 votes
Accepted

Finding protected questions

Users with 10K reputation can access the Protected Questions list. You can find this by going through the "review" link in the top bar, then choose the "Tools" tab and then the "stats" subtab, and ...
user642796's user avatar
  • 52.2k
12 votes

How to search on this site?

Lists of questions There are also various lists of questions which might help when searching for some topic (some of them generated by the Stack Exchange software, some of them created manually). If ...
11 votes

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

EDIT: Since now (January 2022) any user can get a list of all their deleted questions (answers), this answer is no longer relevant if you want to find one of your own deleted posts. I will still leave ...
Martin Sleziak's user avatar
11 votes

How to search on this site?

Google You can simply use Google with the restriction to this domain, using (in addition to the search query) site:math.stackexchange.com. (Of course, you can also use any other search engine where ...
11 votes
Accepted

How can I find posts that have been answered by two users?

You can use the Stack Exchange Data Explorer for these kind of things. For Q1, this query lists the questions answered by the two highest reputation users on the site, but you can easily adjust the ...
Glorfindel's user avatar
  • 3,955
11 votes
Accepted

Is it possible to prevent substitution in approach0?

Update: \exact queries are supported now. Example: OR content:$\sin\left(\omega \exact t \right)$ Currently it is not possible. ...
Wei Zhong's user avatar
  • 457
11 votes

In search of a possibly deleted question

DISCLAIMER: As you can see, only some of the suggestions I have given below would actually help you to find this specific question. (And some of them only during the next week - after the next update ...
Martin Sleziak's user avatar
11 votes
Accepted

How to quickly find recent questions with lots of upvotes?

The article "How do I search?" in the help center has a section "Dates" - which explains how to use dates with the operators created: and ...
Martin Sleziak's user avatar
10 votes

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

Besides browsing specific tags, you can also go to the Unanswered list. You can also filter that list and show only questions that have at least one of a list of tags, for example: https://math....
user21820's user avatar
  • 57.9k
10 votes
Accepted

Ordering the questions of a day

If you include created:2018-04-05 in your search query, you see the posts which were created today. You can restrict it to questions using created:2018-04-05 is:q. (Naturally, if you try the same ...
Martin Sleziak's user avatar
10 votes

How to search on this site?

Built-in-search The site has built-in search engine - the search bar is near the top of the site. Notice that after you get to search results a link with "Advanced Search Tips" become ...
10 votes

How to see the questions posted in a particular month in a particular year in a specific tag

For example, I want to see all questions posted in sequences-and-series in September month of 2016. You can used built-in-search for this. The modifier created:2016-09-01..2016-10-01 returns only ...
Martin Sleziak's user avatar
10 votes

Why I seemingly cannot find my question when searching but then later when I get flagged for duplicate question I find the similar question

Stack Exchange's search function is notoriously bad. Try Google, Bing, etc. If you searched diligently, and you did a good job of writing your question in a general form, and your question turns out ...
D.W.'s user avatar
  • 4,591
9 votes

How to find questions originating from papers?

I often suggest JSTOR's free Register & Read access option for papers that are otherwise behind paywalls. In any case this query: is:question url:jstor.org ...
hardmath's user avatar
  • 37k
9 votes
Accepted

How to search for users based on reputation and badge?

We can go to stack exchange data explorer. There is a script for top users without gold badge. Below is the list of top users without gold badge on our site as of September 24, 2017.
Siong Thye Goh's user avatar
9 votes
Accepted

How can I search questions asked a specific period of time?

There is information regarding this in the How do I search? page. You can do the following searches, for example: created:2014..2017 will return all questions which were created from 2014-01-01 ...
Aloizio Macedo's user avatar
  • 34.3k
8 votes
Accepted

Access to question posts from previous years.

Well, use search modifiers. Specifically, created:2016 or lastactive:2016 should do the trick in this case.
Asaf Karagila's user avatar
  • 394k
8 votes

How to skip directly to page x of n in a long list of search results?

There is no way in the interface, but you can edit the URL directly. For example, search for "group" and click to get to the second page then the URL is something like this ...
quid's user avatar
  • 42.2k
8 votes
Accepted

Is it possible to know the questions and answers by a no longer user?

To find posts by a deleted user if you have the userid you can use Data Explorer (SEDE). See also: Is there a way to check all questions/answers posted from a deleted account (MathOverflow Meta) and ...
Martin Sleziak's user avatar
8 votes
Accepted

How can I find an answer when I accidentally closed the window?

The site does have a feature to automatically save drafts of posts. They will be displayed again if you navigate to the relevant page. Thus you really need to find the question first. Then there you ...
quid's user avatar
  • 42.2k
7 votes
Accepted

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

Per this request I've added the following paragraph at the help center article about search: This article covers the basics on the built-in search. Please take a look at a community meta post on how ...
Nicolas Chabanovsky's user avatar
7 votes
Accepted

MathJax tutorial for linear programming missing in search results

Why is the tutorial hidden from the search result? How can this community wiki (CW) post be improved so that it's searcheable with "linear programming"? The post did not contain the key-word. It ...
quid's user avatar
  • 42.2k
7 votes
Accepted

Finding who has linked to an answer of mine

In the sidebar on the right there is a colon 'related' and also a colon 'linked' if there are posts that link to the current one. There I found If $f(x) \geq 0$, then $g(x) =f(x)+f'(x)+f'&#...
quid's user avatar
  • 42.2k
7 votes

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

People here are able to find duplicates quickly because they have a broad view of the different topics and questions being asked, and know what are the relevant keywords that may help them find a ...
Arnaud Mortier's user avatar

Only top scored, non community-wiki answers of a minimum length are eligible