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timechess and others added 30 commits April 15, 2024 14:28
lemma 1 4 5 9 & new theorem chain_nodup
XintaoYu and others added 27 commits April 16, 2024 17:46
max_chain_mem_edge & new lemma mem_adjPairs_iff
* Update AbstractSimplicialComplex.lean

Make all comments docComments

* Update AbstractSimplicialComplex.lean

* Update AbstractSimplicialComplex.lean

* Update ASCShelling.lean

Fix a mispelling

* update ASC

* change `simp` to `simp only`

* i love coxeter groups(bushi
)

* Update AbstractSimplicialComplex.lean

* Update AbstractSimplicialComplex.lean

* update ASC

* Update AbstractSimplicialComplex.lean

change `\U i\in s` to `\U i : s`

* Update AbstractSimplicialComplex.lean

* change rank to finite version

* PosetGraded

---------

Co-authored-by: Lei Bichang <leibichang58@ruc.edu.cn>
Co-authored-by: Lei Bichang <140472311+Prowler99@users.noreply.github.com>
Co-authored-by: Haotian Liu <545318535@qq.com>
Co-authored-by: lpya942 <mec2009470@xmu.edu.my>
Co-authored-by: Haocheng Wang <152980872+hcWang942@users.noreply.github.com>
* Update AbstractSimplicialComplex.lean

Make all comments docComments

* Update AbstractSimplicialComplex.lean

* Update AbstractSimplicialComplex.lean

* Update ASCShelling.lean

Fix a mispelling

* update ASC

* change `simp` to `simp only`

* i love coxeter groups(bushi
)

* Update AbstractSimplicialComplex.lean

* Update AbstractSimplicialComplex.lean

* update ASC

* Update AbstractSimplicialComplex.lean

change `\U i\in s` to `\U i : s`

* Update AbstractSimplicialComplex.lean

* Update AbstractSimplicialComplex.lean

* update ASC (#5)

* fmt

* update ASC (#6)

* update ASC

* update ASC

* Update AbstractSimplicialComplex.lean

* Prove `closure_eq_iSup`

1. prove that taking supremum commutes with taking closure
2. prove `closure_eq_iSup`

* Update AbstractSimplicialComplex.lean (#7)

* Update AbstractSimplicialComplex.lean

* Update AbstractSimplicialComplex.lean

* Revert "Update AbstractSimplicialComplex.lean (#7)" (#8)

This reverts commit 512d8fe.

---------

Co-authored-by: Lei Bichang <leibichang58@ruc.edu.cn>
Co-authored-by: Lei Bichang <140472311+Prowler99@users.noreply.github.com>
Co-authored-by: Haotian Liu <545318535@qq.com>
Co-authored-by: lpya942 <mec2009470@xmu.edu.my>
Co-authored-by: Haocheng Wang <152980872+hcWang942@users.noreply.github.com>
Co-authored-by: Haotian Liu <98384450+HaotianLiu123@users.noreply.github.com>
Co-authored-by: slashbade <143721150+slashbade@users.noreply.github.com>
* fmt

* fmt

* aux for PosetASC
* Create ReflectionOrder.lean

* ReflectionOrder init

* Update ReflectionOrder.lean

* fix Hecke

* Update Defs.lean

* Update Defs.lean

* redef

* reflAlg init

* Update GraphSearchAux.lean

* Update GraphSearchAux.lean

* fix refl

* Update InitialSectionsOfRelf.lean

* bruhat order locally finite

* try to define h

* Update PosetChain.lean

* Update PosetASC.lean

* Prove length_diff_one and dependent lemmas.

* fix

* fix Hecke

* fix Rpoly

* 000

---------

Co-authored-by: jjdishere <emailboxofjjd@163.com>
Co-authored-by: ampan98 <e0407566@u.nus.edu>
Co-authored-by: slashbade <143721150+slashbade@users.noreply.github.com>
Co-authored-by: Chong Jing Quan <jingquan0302@gmail.com>
* Update PosetChain.lean

* Update PosetASC.lean

* 000

* PosetASC

* Clear

* sync

---------

Co-authored-by: XintaoYu <145187850+XintaoYu@users.noreply.github.com>
Co-authored-by: XintaoYu <2019202446@ruc.edu.cn>
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@JQChong We can merge now. PosetASC finished.

@JQChong JQChong merged commit ea8eb1d into NUS-Math-Formalization:master Apr 21, 2024
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5 participants