Skip to content
Navigation Menu
Sign in
Appearance settings
Platform
AI CODE CREATION
GitHub Copilot
Write better code with AI
GitHub Copilot app
Direct agents from issue to merge
MCP Registry
Integrate external tools
DEVELOPER WORKFLOWS
Actions
Automate any workflow
Codespaces
Instant dev environments
Issues
Plan and track work
Code Review
Manage code changes
Code Quality
Enforce quality at merge
APPLICATION SECURITY
GitHub Advanced Security
Find and fix vulnerabilities
Code security
Secure your code as you build
Secret protection
Stop leaks before they start
EXPLORE
Why GitHub
Documentation
Blog
Changelog
Marketplace
View all features
Solutions
BY COMPANY SIZE
Enterprises
Small and medium teams
Startups
Nonprofits
BY USE CASE
App Modernization
DevSecOps
DevOps
CI/CD
View all use cases
BY INDUSTRY
Healthcare
Financial services
Manufacturing
Government
View all industries
View all solutions
Resources
EXPLORE BY TOPIC
AI
Software Development
DevOps
Security
View all topics
EXPLORE BY TYPE
Customer stories
Events & webinars
Ebooks & reports
Business insights
GitHub Skills
SUPPORT & SERVICES
Documentation
Customer support
Community forum
Trust center
Partners
View all resources
Open Source
COMMUNITY
GitHub Sponsors
Fund open source developers
PROGRAMS
Security Lab
Maintainer Community
GitHub Stars
Archive Program
REPOSITORIES
Topics
Trending
Collections
Enterprise
ENTERPRISE SOLUTIONS
Enterprise platform
AI-powered developer platform
AVAILABLE ADD-ONS
GitHub Advanced Security
Enterprise-grade security features
Copilot for Business
Enterprise-grade AI features
Premium Support
Enterprise-grade 24/7 support
Pricing
Search
/
Sign in
Sign up
Appearance settings
You signed in with another tab or window.
Reload
to refresh your session.
You signed out in another tab or window.
Reload
to refresh your session.
You switched accounts on another tab or window.
Reload
to refresh your session.
Dismiss alert
{{ message }}
leanprover-community
mathlib4
Repository navigation
Code
Issues
294
(294)
Pull requests
3.2k
(3.2k)
Actions
Projects
Wiki
Security and quality
Insights
More
items
All pull requests
Labels
90
(90)
Milestones
1
(1)
New pull request
Search pull requests
is
:
pr
state
:
open
is:pr state:open
Clear filter
Search
Pull requests
Open
3,204
(3,204)
Closed
40,935
(40,935)
Author
Label
Projects
Milestones
Reviews
Assignee
Sort by
Newest
descending
Sort…
Sort by Newest descending
More items
Comfortable display density
Compact display density
chore: bump toolchain to v4.35.0
auto-merge-after-CI
dependency-bump
#44806
·
Garmelon
opened
Oct 12, 2026
Contributor
·
·
1
chore: link bors's dashboard at bors.mathlib.org
easy
LLM-generated
#44805
·
bryangingechen
opened
Oct 12, 2026
Contributor
·
·
1
refactor(MeasureTheory/Function): generalize Egorov's theorem
t-measure-probability
#44804
·
D-Thomine
opened
Oct 12, 2026
Collaborator
·
·
2
feat(Tactic/Linter/TextBased): lint against more characters in module names
t-linter
#44803
·
SnirBroshi
opened
Oct 12, 2026
Collaborator
·
·
1
feat(MeasureTheory/Lebesgue): one-dimensional Brunn–Minkowski theorem
t-measure-probability
#44802
·
wwylele
opened
Oct 12, 2026
Collaborator
·
·
2
chore(LinearAlgebra/RootSystem/WeylGroup): prove the three range lemmas from one
LLM-generated
new-contributor
t-algebra
tech debt
#44801
·
keithadler
opened
Oct 12, 2026
Contributor
·
·
3
feat(Geometry/Convex): segments in convex space
t-convex-geometry
#44799
·
ooovi
opened
Oct 12, 2026
Collaborator
·
·
1
style(Order/Heyting): rename inf_himp to inf_himp_self
LLM-generated
new-contributor
t-order
#44798
·
3y3y3y-huaiji
opened
Oct 12, 2026
·
·
3
chore: update Mathlib dependencies 2026-10-11
dependencies
dependency-bump
#44797
·
Vierkantor
opened
Oct 12, 2026
Contributor
·
·
1
chore: localize some global
set_option
s
increases-technical-debt
#44796
·
JovanGerb
opened
Oct 12, 2026
Contributor
·
·
1
feat: condition for
Polynomial.coeffs p ⊆ s
t-algebra
#44795
·
vihdzp
opened
Oct 12, 2026
Collaborator
·
·
5
feat(Geometry/Euclidean/Incenter/SouthPole): south / north pole of a simplex
t-euclidean-geometry
#44794
·
jsm28
opened
Oct 12, 2026
Contributor
·
·
1
feat: every element is between two others in a club set
t-order
#44793
·
vihdzp
opened
Oct 12, 2026
Collaborator
·
·
4
chore(CategoryTheory/Limits/Cones): automated extraction from #44765
ready-to-merge
t-category-theory
#44792
·
mathlib-splicebot[bot]
opened
Oct 12, 2026
Bot
·
·
4
chore(SimplicialSet): fix typo
easy
t-algebraic-topology
#44791
·
JX-Mo
opened
Oct 12, 2026
Contributor
·
·
3
doc(Topology): correct definition comment for QuasiSober space
new-contributor
t-topology
#44789
·
Zeta-Wu
opened
Oct 12, 2026
Contributor
·
·
4
refactor(RingTheory/Jacobson): use
Ring.jacobson
throughout the library
LLM-generated
#44788
·
BryceT233
opened
Oct 12, 2026
Contributor
·
·
2
chore(Data/DFinsupp/BigOperators): golf
t-data
#44787
·
qawbecrdtey
opened
Oct 12, 2026
Collaborator
·
·
1
feat(Lean/Quote): restore
Quote
instances for
Int
and
Rat
LLM-generated
new-contributor
t-meta
#44786
·
ZRTMRH
opened
Oct 12, 2026
Contributor
·
·
3
feat(Combinatorics): prove finitary Van der Waerden by compactness
awaiting-author
new-contributor
t-combinatorics
#44784
·
shunfeng8421
opened
Oct 12, 2026
·
·
5
feat(Analysis/MeanInequalities): n-ary ℓ^p monotonicity and Lyapunov's inequality
LLM-generated
new-contributor
t-analysis
#44783
·
ZRTMRH
opened
Oct 11, 2026
Contributor
·
·
3
chore: remove redundant
meta import Mathlib.Tactic.
#44782
·
JovanGerb
opened
Oct 11, 2026
Contributor
·
·
1
chore(RepresentationTheory/Basic): automated extraction from #44776
maintainer-merge
t-algebra
#44780
·
mathlib-splicebot[bot]
opened
Oct 11, 2026
Bot
·
·
5
feat(AlgebraicTopology): the Reedy structure on the simplex category
t-algebraic-topology
#44778
·
joelriou
opened
Oct 11, 2026
Contributor
·
·
4
chore: use
Type*
in a few more places
LLM-generated
new-contributor
t-ring-theory
#44776
·
keithadler
opened
Oct 11, 2026
Contributor
·
·
9
Previous
1
2
3
4
5
6
7
…
40
Next
You can’t perform that action at this time.