Stack Exchange Network

Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange
Loading…
  1. 0
  2. +0
    • Tour Start here for a quick overview of the site
    • Help Center Detailed answers to any questions you might have
    • Meta Discuss the workings and policies of this site
    • About Us Learn more about Stack Overflow the company
    • Business Learn more about hiring developers or posting ads with us
  3. Log in Sign up
  4. current community

    • MathOverflow
      help chat
    • MathOverflow Meta

    your communities

    Sign up or log in to customize your list.

    more stack exchange communities

    company blog
MathOverflow
  1. Home
    1. Questions
    2. Tags
    3. Users
    4. Unanswered
Profile Activity
Meta user
Network profile
polfosol

Reputation

379
  • 379
  • 311
  • 243
  • 2018
  • 2019
  • 2020
  • 2021

Next privilege

500 Rep.
Access review queues

Badges

1
16

Newest

 Announcer

Next badge

108/300
Civic Duty

Impact

~52k
people reached
8 posts edited
1 helpful flag
108 votes cast
Summary Answers Questions Tags Badges Bookmarks Bounties Reputation All actions

30 Bookmarks

Votes Activity Newest Views Added
333
votes
106
answers
75k
views

Not especially famous, long-open problems which anyone can understand

big-list teaching open-problems
Jun 24 at 9:59 mrtaurho 103
252
votes
45
answers
100k
views

Examples of unexpected mathematical images

soft-question big-list experimental-mathematics visualization
3h ago Matthieu Latapy 473
239
votes
29
answers
84k
views

Mathematical games interesting to both you and a 5+-year-old child

soft-question mathematics-education teaching
May 22 '18 at 10:05 Community♦ 1
238
votes
41
answers
87k
views

A single paper everyone should read? [closed]

soft-question big-list
Apr 16 at 15:27 Community♦ 1
175
votes
79
answers
36k
views

Which math paper maximizes the ratio (importance)/(length)?

soft-question big-list math-communication
Dec 27 '19 at 21:43 Matthew Kahle 7,227
171
votes
61
answers
81k
views

Interesting mathematical documentaries

soft-question big-list
Nov 19 at 8:21 Martin Sleziak 4,257
160
votes
55
answers
34k
views

Examples of eventual counterexamples

big-picture intuition big-list
20h ago Carl-Fredrik Nyberg Brodda 1,561
139
votes
6
answers
10k
views

Gaussian prime spirals

prime-numbers discrete-geometry
May 6 '18 at 15:18 Community♦ 1
123
votes
21
answers
19k
views

Good “casual” advanced math books

soft-question big-list textbook-recommendation books
May 23 at 21:44 Tom Copeland 6,109
113
votes
25
answers
16k
views

“Mathematics talk” for five year olds

big-list mathematics-education teaching
Aug 29 '19 at 9:23 Community♦ 1
109
votes
71
answers
18k
views

Most helpful math resources on the web

soft-question big-list computer-algebra reading-list online-resources
Jun 8 '16 at 18:27 Community♦ 1
90
votes
5
answers
6k
views

Is there a database for tracking the dependencies of mathematical theorems?

soft-question mathematics-education mathematical-software reverse-math online-resources
Sep 10 '16 at 7:37 Martin Sleziak 4,257
83
votes
9
answers
5k
views

Examples where physical heuristics led to incorrect answers?

mp.mathematical-physics big-list
Aug 17 '18 at 16:33 Community♦ 1
78
votes
25
answers
18k
views

Which popular games have been studied mathematically?

computational-complexity big-list game-theory recreational-mathematics
Dec 29 at 4:17 Brian Hopkins 2,491
77
votes
16
answers
7k
views

Short papers for undergraduate course on reading scholarly math

mathematics-education teaching gm.general-mathematics reading-list
May 5 '19 at 18:31 Community♦ 1
75
votes
18
answers
22k
views

What programming language should a professional mathematician know? [closed]

reference-request soft-question big-list mathematical-software advice
Jan 2 '20 at 14:19 leftaroundabout 103
71
votes
49
answers
24k
views

An example of a beautiful proof that would be accessible at the high school level?

mathematics-education soft-question examples teaching big-list
Dec 23 at 1:11 Erin Carmody 416
71
votes
4
answers
8k
views

What are good mathematical models for spider webs?

graph-theory gn.general-topology gt.geometric-topology mp.mathematical-physics spectral-graph-theory
Sep 20 at 16:47 user165663 81
68
votes
15
answers
6k
views

Geometric / physical / probabilistic interpretations of Riemann zeta($n>1$)?

ag.algebraic-geometry pr.probability mp.mathematical-physics big-list riemann-zeta-function
Dec 29 '19 at 6:11 Community♦ 1
63
votes
14
answers
10k
views

Each mathematician has only a few tricks

big-list big-picture gm.general-mathematics
Sep 17 at 10:00 Sylvain JULIEN 5,845
62
votes
3
answers
5k
views

Should water at the scale of a cell feel more like tar?

mp.mathematical-physics statistical-physics fluid-dynamics navier-stokes mathematical-biology
Aug 6 at 15:53 vmist 797
50
votes
5
answers
7k
views

Why do bees create hexagonal cells ? (Mathematical reasons)

discrete-geometry oc.optimization-and-control lattices machine-learning cluster-analysis
Jun 9 at 14:11 Community♦ 1
40
votes
5
answers
7k
views

Publishing mathematical coincidences

journals
Jun 18 '18 at 22:00 colt_browning 211
40
votes
26
answers
10k
views

What are some slogans that express mathematical tricks?

soft-question big-picture big-list
Jul 8 at 9:57 T_M 932
36
votes
6
answers
8k
views

Open problems in mathematical physics

mp.mathematical-physics big-list open-problems
Jul 10 '17 at 2:50 Benjamin 1,959
34
votes
3
answers
2k
views

What is the best way to peel fruit?

mg.metric-geometry dg.differential-geometry oc.optimization-and-control
Dec 9 at 5:37 CitrusCornflakes 1
21
votes
2
answers
2k
views

Status of proof by contradiction and excluded middle throughout the history of mathematics?

lo.logic ho.history-overview proof-theory
May 22 '19 at 4:24 Ben Burns 707
15
votes
3
answers
2k
views

Applications of Kirchhoff's circuit laws to graph theory

reference-request co.combinatorics graph-theory discrete-geometry
May 9 '17 at 14:57 Sam Hopkins 14.2k
12
votes
4
answers
2k
views

Throwing a fair die until most recent roll is smaller than previous one

pr.probability st.statistics recreational-mathematics expectation
Nov 13 at 22:58 James Martin 3,089
7
votes
4
answers
2k
views

Visualizing functions with a number of independent variables

cv.complex-variables visualization
Aug 18 '17 at 12:11 Alfred Inselberg 1
MathOverflow
  • Tour
  • Help
  • Chat
  • Contact
  • Feedback
  • Mobile
Company
  • Stack Overflow
  • For Teams
  • Advertise With Us
  • Hire a Developer
  • Developer Jobs
  • About
  • Press
  • Legal
  • Privacy Policy
  • Terms of Service
Stack Exchange
Network
  • Technology
  • Life / Arts
  • Culture / Recreation
  • Science
  • Other
  • Stack Overflow
  • Server Fault
  • Super User
  • Web Applications
  • Ask Ubuntu
  • Webmasters
  • Game Development
  • TeX - LaTeX
  • Software Engineering
  • Unix & Linux
  • Ask Different (Apple)
  • WordPress Development
  • Geographic Information Systems
  • Electrical Engineering
  • Android Enthusiasts
  • Information Security
  • Database Administrators
  • Drupal Answers
  • SharePoint
  • User Experience
  • Mathematica
  • Salesforce
  • ExpressionEngine® Answers
  • Stack Overflow em Português
  • Blender
  • Network Engineering
  • Cryptography
  • Code Review
  • Magento
  • Software Recommendations
  • Signal Processing
  • Emacs
  • Raspberry Pi
  • Stack Overflow на русском
  • Code Golf
  • Stack Overflow en español
  • Ethereum
  • Data Science
  • Arduino
  • Bitcoin
  • Software Quality Assurance & Testing
  • Sound Design
  • Windows Phone
  • more (28)
  • Photography
  • Science Fiction & Fantasy
  • Graphic Design
  • Movies & TV
  • Music: Practice & Theory
  • Worldbuilding
  • Video Production
  • Seasoned Advice (cooking)
  • Home Improvement
  • Personal Finance & Money
  • Academia
  • Law
  • Physical Fitness
  • Gardening & Landscaping
  • Parenting
  • more (10)
  • English Language & Usage
  • Skeptics
  • Mi Yodeya (Judaism)
  • Travel
  • Christianity
  • English Language Learners
  • Japanese Language
  • Chinese Language
  • French Language
  • German Language
  • Biblical Hermeneutics
  • History
  • Spanish Language
  • Islam
  • Русский язык
  • Russian Language
  • Arqade (gaming)
  • Bicycles
  • Role-playing Games
  • Anime & Manga
  • Puzzling
  • Motor Vehicle Maintenance & Repair
  • Board & Card Games
  • Bricks
  • Homebrewing
  • Martial Arts
  • The Great Outdoors
  • Poker
  • Chess
  • Sports
  • more (16)
  • MathOverflow
  • Mathematics
  • Cross Validated (stats)
  • Theoretical Computer Science
  • Physics
  • Chemistry
  • Biology
  • Computer Science
  • Philosophy
  • Linguistics
  • Psychology & Neuroscience
  • Computational Science
  • more (10)
  • Meta Stack Exchange
  • Stack Apps
  • API
  • Data
  • Blog
  • Facebook
  • Twitter
  • LinkedIn
  • Instagram

site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. rev 2021.1.21.38376