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. Public
    2. Questions
    3. Tags
    4. Users
    5. Unanswered
Profile Activity
Meta user
Network profile
Matthias Wendt

Reputation

16,039
top 3% overall
  • 16k
  • 13.1k
  • 10.2k
  • 2018
  • 2019
  • 2020
  • 2021

Top tag

at.algebraic-topology

Next privilege

20,000 Rep.
Access 'trusted user' tools

Badges

2
55
106

Newest

 Necromancer

Next badge

0/1
Critic

Impact

~150k
people reached
16 posts edited
11 helpful flags
5,448 votes cast
Summary Answers Questions Tags Badges Bookmarks Bounties Reputation All actions

169 Tags

Votes Name
488
at.algebraic-topology × 64
79
dg.differential-geometry × 14
38
classifying-spaces × 2
22
cyclic-homology
457
ag.algebraic-geometry × 82
77
gt.geometric-topology × 10
36
homological-algebra × 6
22
big-picture
198
reference-request × 38
76
motivic-cohomology × 15
32
etale-cohomology × 2
21
complex-geometry × 7
160
lie-groups × 15
65
characteristic-classes × 10
31
finite-groups × 5
20
dimension-theory × 3
159
homotopy-theory × 18
63
rt.representation-theory × 16
31
euclidean-geometry × 2
20
obstruction-theory × 2
158
algebraic-k-theory × 31
58
vector-bundles × 13
29
convex-polytopes × 2
18
principal-bundles × 5
153
cohomology × 20
50
motivic-homotopy × 4
26
projective-modules × 4
18
stable-homotopy × 3
140
group-cohomology × 22
49
algebraic-number-theory × 8
26
steenrod-algebra
18
mg.metric-geometry × 3
139
kt.k-theory-and-homology × 26
43
ac.commutative-algebra × 9
25
lie-algebras × 5
16
buildings × 6
107
motives × 16
39
arithmetic-geometry × 10
24
symplectic-group
16
differential-topology × 4
104
algebraic-groups × 12
39
hyperbolic-geometry × 6
23
ct.category-theory × 5
16
cv.complex-variables × 3
95
nt.number-theory × 19
39
linear-algebra × 4
22
ra.rings-and-algebras × 4
16
grassmannians × 3
82
gr.group-theory × 16
38
gn.general-topology × 6
22
ho.history-overview × 3
16
fibre-bundles × 2
1
2 3 4 Next
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
  • Cookie Settings
  • Cookie Policy
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 2021.4.20.39115

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.