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Tagging

When should a tag be added
3h ago – Martin Sleziak
70

Primes and Squares

For discussion about programming, math, linguistics, science, and related topics. Not about PPCG (the site itself) or golfing.
3h ago – DJMcSpookem
DJMcSpookem: 3h ago, 742 posts (2%)
28k
50

CRUDE

For feedback/discussion/requests of Close/Reopen/Undelete/Delete/Edit for questions and answers on Math SE (for Math Meta stuff go to https://chat.stackexchange.com/rooms/64952/math-meta-chat instead)
3h ago – SmokeDetector
TheSimpliFire: 15h ago, 324 posts (1%)Holo: 19h ago, 451 posts (1%)Loong: 30d ago, 1 posts (0%)
173

whatever, quid

Musings and chat about math, SE and more. All welcome.
3h ago – Alexander Gruber
Arnaud D.: 10d ago, 1 posts (0%)
285
11

Money.SE - Smoke Detector

Spam Alerts for Money.SE
3h ago – SmokeDetector
JoeTaxpayer: 5h ago, 266 posts (14%)
8

The Factory Floor

Main chat room for http://worldbuilding.stackexchange.com
3h ago – Cort Ammon
Cort Ammon: 3h ago, 180 posts (0%)AndyD273: 11h ago, 13667 posts (5%)Green: 11h ago, 13713 posts (5%)James: 11h ago, 14604 posts (5%)dot_Sp0T: 13h ago, 13430 posts (5%)Mithrandir24601: 15h ago, 4548 posts (1%)Shalvenay: 1d ago, 7355 posts (3%)Alucard: 1d ago, 16 posts (0%)Journeyman Geek: 3d ago, 3080 posts (1%)Kepotx: 51d ago, 334 posts (0%)Loong: 58d ago, 8 posts (0%)Rory Alsop: 86d ago, 309 posts (0%)
414

Estouro de Pilha

(╯°□°)╯︵ ┻━┻
3h ago – CypherPotato
Blogueira: 7h ago, 13278 posts (1%)rray: 11h ago, 12918 posts (1%)Renan: 14h ago, 3627 posts (0%)Jorge B.: 23h ago, 17288 posts (2%)Jeferson Almeida: 2d ago, 18346 posts (2%)Omni: 2d ago, 10284 posts (1%)Piovezan: 2d ago, 1730 posts (0%)JNat: 8d ago, 246 posts (0%)
514

Eleição SOpt 2018

Discussão sobre pt.stackoverflow.com/election/3
3h ago – Victor Stafusa
Omni: no posts
77
8

Vedanta and Philosophy

Discuss various philosophies of Hinduism
3h ago – Pandya
77

Axtell

An experiment in a custom site: https://github.com/Axtell https://gist.github.com/Mego/3c00ee84c6826e56590ad0d340a82d84
4h ago – Downgoat
Downgoat: 4h ago, 4381 posts (36%)Mego: 9h ago, 3186 posts (26%)dzaima: 17d ago, 46 posts (0%)
12k
43

Basic Mathematics

This room is meant for all basic mathematical discussion, including basic logical reasoning, simple properties about natural/rational/real/complex numbers, induction/recursion, elementary combinatorics, synthetic geometry, ...
17

Jukebox

For music sharing and discussion
4h ago – GodEmperorDune
Chippies: 4d ago, 58 posts (7%)Yuuki: 5d ago, 11 posts (1%)Invader Skoodge: 27d ago, 33 posts (4%)
752
10

The Side Channel

Mostly randomly generated noise. – http://crypto.stackexchange.com
4h ago – forest
SEJPM: 2d ago, 3033 posts (14%)kelalaka: 2d ago, 25 posts (0%)AndrolGenhald: 160d ago, 9 posts (0%)Maeher: 175d ago, 24 posts (0%)
195

Math Mods' Office

For informal chat with the site moderators about moderation, spam, troublesome users and other issues you need ♦ input on.
5h ago – Joel Reyes Noche
Alexander Gruber: 5d ago, 121 posts (0%)
215

Geometry+physics

A room for people interested in interactions between geometry, topology, and physics. To enable LaTeX, see https://math.meta.stackexchange.com/a/3297.
5h ago – Sebastian Schulz
Saal Hardali: 12d ago, 5 posts (1%)Ziruo Zhang: no posts
469
14

The Screening Room

“It is not our abilities that show what we truly are. It is our choices.”
5h ago – Ankit Sharma
Ankit Sharma: 5h ago, 87288 posts (21%)Nog Shine: 5h ago, 11081 posts (2%)Mithrandir: 2d ago, 2031 posts (0%)JAD: 26d ago, 1512 posts (0%)
340

Ask Ubuntu General Room

Normally: General discussion around Ask Ubuntu, Ubuntu & official Ubuntu derivatives. For other Linux distros please see: http://chat.stackexchange.com/rooms/26/dev-chat
5h ago – Videonauth
Videonauth: 5h ago, 20876 posts (1%)Nathan Osman: 6h ago, 115922 posts (6%)dessert: 18h ago, 4315 posts (0%)Rinzwind: 19h ago, 53176 posts (2%)Zanna: 21h ago, 20947 posts (1%)Benny: 2d ago, 627 posts (0%)Wildcard: 4d ago, 10 posts (0%)Aaron Hall: 5d ago, 745 posts (0%)avazula: 5d ago, 2 posts (0%)Journeyman Geek: 5d ago, 26607 posts (1%)Byte Commander: 11d ago, 39004 posts (2%)edwinksl: 18d ago, 12613 posts (0%)blade19899: 20d ago, 12176 posts (0%)ToxicFrog: no posts
2383

The Library

General discussion for http://hermeneutics.stackexchange.com
5h ago – Paul Vargas
Nathaniel: 102d ago, 76 posts (0%)
141

Política Brasil

Discussões políticas do Brasil
5h ago – Math
Jeferson Almeida: 11h ago, 1700 posts (7%)
26

Spring Cleaning

[selectivity]: https://goo.gl/FxDNFH || [reaction]: https://goo.gl/KPBWGE || possible chemdraw query: https://goo.gl/3TCcNn (spoiler: pings are liberal) Please see pinned messages for other projects.
6h ago – A.K.
A.K.: 6h ago, 81 posts (0%)Martin - マーチン: 2d ago, 1514 posts (17%)
25
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