Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 50948

A request for assistance with one of the site's features.

4 votes
1 answer
2k views

How to mention someone in comments if his\her name doesn't appear after typing its first let...

Suppose there is a question of a member $A$. I want to mention this member $A$(so it appears in the comment as "@A"). sometimes,when I type the first letters of name "$A$", The name appears in a rect …
2 votes
1 answer
520 views

Why can't I use Chat?

I have more than 2000 reputation but it tells me that I'm not allowed to use Chat. What to do ? It gives me , this: Welcome to The Stack Exchange Network chat! You'll need 20 reputation to talk h …
25 votes
3 answers
129k views

How can I type the "isomorphic","not equal" and "the set of integers , rationals and reals" ... [duplicate]

How can I type the "isomorphic","not equal" and "the set of integers , rationals and reals" symbol ? What is the code ? $=$ means equal, how to write "not equal" What about real numbers, ration …
2 votes
1 answer
198 views

why Mathematics meta doesn't allow me to ask this question?

prove that , if x is rational number then , tan(x) is not rational number. i tried to ask this question , it says , " ops! Your question couldn't be submitted because: •It does not meet our quality …