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* Reorganize theory structure. In particular, the identity type moves out from ↵Josh Chen2020-05-2516-14/+30
| | | | under Spartan to HoTT. Spartan now only has Pi and Sigma.
* minorJosh Chen2020-05-251-1/+1
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* slightly nicer homotopy proofs with calculationsJosh Chen2020-05-252-30/+16
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* `refl` and `this` methodsJosh Chen2020-05-251-8/+20
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* some arithmeticJosh Chen2020-05-251-17/+30
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* use existing calculation infrastructure for sym and transJosh Chen2020-05-251-12/+3
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* 1. equality method now uses general elimination tactic. 2. New constant `` ↵Josh Chen2020-05-252-54/+92
| | | | refers to rhs of equalities.
* new elimination tacticJosh Chen2020-05-252-34/+68
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* new work on elimination tacticJosh Chen2020-05-246-43/+114
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* small commentJosh Chen2020-05-241-0/+2
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* some tweaks and comments, in preparation for general inductive type eliminationJosh Chen2020-05-227-21/+68
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* Update README.mdJosh Chen2020-04-161-1/+1
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* Merge branch 'master' of https://github.com/jaycech3n/Isabelle-HoTTJosh Chen2020-04-161-1/+1
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| * Update README.mdJosh Chen2020-04-061-2/+2
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* | update for Isabelle2020Josh Chen2020-04-164-5/+6
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* | minor namingJosh Chen2020-04-161-9/+13
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* 1. change var names. 2. add and mulJosh Chen2020-04-031-8/+11
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* fix ROOTJosh Chen2020-04-031-1/+1
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* 1. Base theory. 2. Fix Nat axioms, addition.Josh Chen2020-04-032-11/+21
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* 1. make id function an abbrev. 2. fix reduce methodJosh Chen2020-04-022-8/+6
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* better lambda notationJosh Chen2020-04-021-4/+7
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* Merge branch 'master' of https://github.com/jaycech3n/Isabelle-HoTTJosh Chen2020-04-020-0/+0
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| * make development shift really obviousJosh Chen2020-01-241-2/+2
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| * Update README.mdJosh Chen2020-01-241-1/+1
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| * Update README.mdJosh Chen2020-01-241-1/+1
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| * Update README.mdJosh Chen2020-01-241-3/+3
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| * Change linkJosh Chen2019-11-291-1/+1
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| * Update README.mdJosh Chen2019-10-291-3/+3
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| * Update README.mdJosh Chen2019-10-291-1/+2
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| * Update README.mdJosh Chen2019-10-291-1/+5
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| * Update README.mdJosh Chen2019-10-151-0/+1
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* | Brand-spanking new version using Spartan infrastructureJosh Chen2020-04-0235-1829/+3291
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* More progress. I think we are reaching the limit of what can be conveniently ↵Josh Chen2019-03-272-24/+83
| | | | proved with the current implementation.
* working towards biinv_imp_qinvJosh Chen2019-03-264-5/+202
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* prune import listsJosh Chen2019-03-083-153/+10
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* type lemmas for derived functions should type the functions themselvesJosh Chen2019-03-082-29/+102
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* some options, renamingJosh Chen2019-03-083-2/+3
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* Make functions object-levelJosh Chen2019-03-064-146/+173
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* Removed transport section from Eq.thyJosh Chen2019-03-031-99/+1
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* Move definition of transport to Type_Families.thy, and change it to use ↵Josh Chen2019-03-032-79/+147
| | | | meta-functions for type families again. This together with the previous commit simplifies the definitions and proofs for idtoeqv greatly.
* Improve automated handling of universes. derive now can automatically handle ↵Josh Chen2019-03-032-2/+13
| | | | more proofs requiring the use of "U i: U (Suc i)", and shouldn't loop as much.
* Defined idtoeqv. Should next state univalence in terms of an explicit ↵Josh Chen2019-03-031-13/+50
| | | | inverse equivalence.
* finished proof of transport_biinvJosh Chen2019-03-012-17/+21
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* Proving transport is bi-invertible is harder than expectedJosh Chen2019-03-011-83/+87
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* change id precedenceJosh Chen2019-03-012-14/+16
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* transport and homotopyJosh Chen2019-03-012-22/+81
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* Working on univalenceJosh Chen2019-03-011-46/+115
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* Syntax changes. Transport inverse lemmas.Josh Chen2019-03-011-18/+70
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* tweak mixfix prioritiesJosh Chen2019-02-282-7/+16
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* more convenient syntaxJosh Chen2019-02-282-72/+100
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