leanprover-community / mathlib4

The math library of Lean 4

https://leanprover-community.github.io/mathlib4_docs

leanprover-community/mathlib4 Issues

Tracking issue for Hurwitz and Dirichlet L-series
Updated 17 days ago
`IsCompact.exists_forall_ge` is deprecated, but widely used
Closed 17 days ago
Tracking: explicit universes can improve performance substantially
Updated 18 days ago
slow typeclass synthesis: takes 19000 heartbeats to fail on `AddMonoidHomClass (AddGroupSeminorm ℂ) ℂ ℝ`
Updated 19 days ago1
slow typeclass synthesis: takes 16000 heartbeats to fail on `NonUnitalNonAssocSemiring (elementalStarAlgebra ℂ x)`
Updated 19 days ago1
slow typeclass synthesis: takes 19000 heartbeats in to fail in `AddMonoidHomClass (ℂ →*₀ ℝ) ℂ ℝ`
Updated 19 days ago1
slow typeclass synthesis: takes 19000 heartbeats to fail in `MulHomClass C(ℝ, ↥circle) ?m ?m`
Updated 19 days ago1
slow typeclass synthesis: takes 19000 heartbeats to fail in `AddHomClass (AbsoluteValue ℂ ℝ) ?m ?m`
Updated 19 days ago1
slow typeclass synthesis: takes 15000 heartbeats in fail in `ZeroHomClass (Perm (Fin (Nat.succ n))) ?m ?m`
Updated 19 days ago1
slow typeclass synthesis: takes 15000 heartbeats to fail in `SMul ℚᵐᵒᵖ α`
Updated 19 days ago1
Porting note: `simp` doesn't apply `simp` lemma unless parenthesized
Updated 19 days ago
Doc site is not rendering equations of probability theory
Closed 20 days ago1
tracking issue for change in behaviour in `@[simp] def`
Updated 20 days ago2
Tracking issue: remove references to List.nthLe
Updated 20 days ago
tracking issue for `set_option backward.synthInstance.canonInstances false`
Updated 20 days ago
tracking issue for `set_option backward.isDefEq.lazyProjDelta false`
Updated 20 days ago
tracking issue for `set_option backward.isDefEq.lazyWhnfCore false`
Updated 20 days ago
`#where` doesn't print `open scoped`
Updated 23 days ago
Support `Fact` for the `slim_check` tactic
Closed 25 days ago
simps: generate all lemmas but one
Updated 25 days ago
simps generates lemmas for propositions
Updated 25 days ago
mathlib should not automatically update the user's `lean-toolchain` file
Closed a month ago1
Porting notes: additional beta_reduction necessary
Updated a month ago4
Int.cast_negSucc makes norm_cast introduce Int.negSucc
Updated a month ago1
Porting note: TODO
Updated a month ago1
Porting note: unimplemented `dangerous_instance` linter
Updated a month ago
Porting note: unimplemented instance_priority linter
Updated a month ago
Porting note: unimplemented `has_nonempty_instance` linter
Closed a month ago1
Basics of distribution theory
Updated 2 months ago
Manual priority changes for performance
Updated 2 months ago1
IsMatching is only defined on subgraphs of a simple graph, rather than on simple graphs
Updated 2 months ago
Carve out Algebra, Data and Order sublibraries
Updated 2 months ago1
Porting note: `rfl` required
Closed 2 months ago
Typo in Mathlib.Condensed.Explicit doc
Updated 2 months ago
linarith stack overflows with pow
Closed 2 months ago
Shake telling me to replace import that is necessary.
Updated 2 months ago3
Topological Vector Spaces
Updated 2 months ago
`unexpected bound variable` error in `simp`
Closed 2 months ago5
`to_additive` should translate the names of recursor arguments in `elab_as_elim`
Updated 2 months ago
Porting note: `apply` → `induction`
Closed 2 months ago1
Porting note: added `definition`
Updated 2 months ago
Porting note: added `theorem`
Closed 2 months ago1
Slow unification of `ContinuousLinearMap.comp (ContinuousLinearMap.adjoint)` and `star *`
Updated 2 months ago
Using github releases
Updated 2 months ago
Bug in pretty printer
Updated 2 months ago1
Porting note: change `(coe : ℤ → α)` to `((↑) : ℤ → α)`
Closed 3 months ago1
Porting note: deprecated
Updated 3 months ago
Porting note: added `simp`
Updated 3 months ago
Porting note: change `rw` to `erw`
Updated 3 months ago
Porting note: was `infer_instance`
Updated 3 months ago