Commits leanprover-community/mathlib

feat(ring_theory/polynomial): Vieta's formula in terms of `polynomial.roots` (#14908)

alreadydone committed 3 years ago

8fdec909

feat(algebra/star/star_alg_hom): define unital and non-unital `star_alg_hom`s (#16089)

j-loreaux committed 3 years ago

09d7fe37

chore(data/finsupp/ne_locus): reduce import, after the finsupp.basic refactor (#16165)

adomani committed 3 years ago

2c6e5959

feat(order/complete_lattice): Duals of complete lattice operations (#16148)

YaelDillies committed 3 years ago

21b64128

fix(control/random): typo (#16156)

oxarbitrage committed 3 years ago

e1b7b7d5

chore(linear_algebra/matrix/block): remove the `_matrix` suffix from `matrix.block_triangular_matrix` (#16155)

eric-wieser committed 3 years ago

e8ca35f1

feat(algebra/group_with_zero): slightly generalise mul_ne_zero (#16137)

ericrbg committed 3 years ago

faed3a7f

feat(ring_theory/valuation/valuation_subring): pointwise left actions via `map` (#16080)

eric-wieser committed 3 years ago

e57e72fd

feat(data/finsupp/ne_locus): new file with finsupp.ne_locus (#16091)

adomani committed 3 years ago

5ad44a90

refactor(data/finsupp/basic): split `data/finsupp/basic` into three parts (#15699)

stuart-presnell committed 3 years ago

f9c30004

feat(linear_algebra/matrix): LDL Decomposition (#15220)

abentkamp committed 3 years ago

0fc54965

chore(data/multiset/basic): rename theorems, mark as `simp` (#15883)

vihdzp committed 3 years ago

aaf7dc2c

feat(data/finsupp/basic): more lemmas on `alist.lookup_finsupp` (#15875)

vihdzp committed 3 years ago

efd9dd3c

feat(src/tactic/rcases): rsuffices(I) = suffices + obtain (+ resetI) (#15735)

ericrbg committed 3 years ago

34d6de4b

feat(topology/algebra): subgroup.is_closed_of_discrete (#16130)

PatrickMassot committed 3 years ago

be87e250

chore(geometry/manifold/complex): extract some theory of locally constant functions (#16019)

hrmacbeth committed 3 years ago

6a966c80

refactor(topology/sequences): redefine `is_seq_closed`, define Fréchet-Urysohn spaces (#15953)

urkud committed 3 years ago

4dd837dc

feat(data/int/modeq): add modeq_iff_add_fac, modeq_add_fac_self (#15816)

ARazaMaths committed 3 years ago

54b45730

chore(analysis/calculus/cont_diff): Add two missing cont_diff_on lemmas (#16108)

mcdoll committed 3 years ago

a07d03ac

feat(group_theory/submonoid/basic): weaken assumptions for `has_one` instance to `one_mem_class` for `set_like` subobjects (#16104)

j-loreaux committed 3 years ago

4e861f25

feat(topology/algebra/module): add basic definitions for `linear_pmap` in topological vector spaces (#15479)

mcdoll committed 3 years ago

b4a51d92

chore(scripts): update nolints.txt (#16146)

leanprover-community-bot committed 3 years ago

2faca70c

feat(algebra/algebra/basic):add `alg_hom.prod` (#16116)

j-loreaux committed 3 years ago

33f4d61e

chore(linear_algebra/basic): generalize `submodule.map`, `comap`, etc to `semilinear_map_class` (#16105)

dupuisf committed 3 years ago

34020e53

chore(data/polynomial/derivative): merge iterated_deriv.lean into derivative.lean (#16022)

Ruben-VandeVelde committed 3 years ago

f651d75e

chore(algebra/*): Fix lint (#16128)

YaelDillies committed 3 years ago

2cf5d19e

chore(probability/martingale/upcrossing): remove duplicate lemma (#16125)

kex-y committed 3 years ago

e53226cf

feat(data/set/intervals/instances): algebraic instances for unit intervals (#15712)

stuart-presnell committed 3 years ago

14c52e99

chore(data.matrix): rename `minor` to `submatrix` (#16101)

abentkamp committed 3 years ago

55e2dfde

feat(ring_theory/etale): Condition for a quotient of a formally smooth algebra to be formally smooth. (#15842)

erdOne committed 3 years ago

eba35e3a