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* | second test | Josh Chen | 2018-08-16 | 1 | -0/+1 | |
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* | test new machine | Josh Chen | 2018-08-16 | 1 | -0/+2 | |
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* | Some comments and reorganization | Josh Chen | 2018-08-16 | 2 | -24/+42 | |
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* | Merge branch 'master' of github.com:jaycech3n/HoTT | Josh Chen | 2018-08-16 | 0 | -0/+0 | |
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| * | Prod.thy now has the correct definitional equality structure rule. ↵ | Josh Chen | 2018-08-16 | 13 | -59/+105 | |
| | | | | | | | | Definition of function composition and properties. | |||||
* | | Prod.thy now has the correct definitional equality structure rule. ↵ | Josh Chen | 2018-08-16 | 13 | -59/+105 | |
|/ | | | | Definition of function composition and properties. | |||||
* | Rename to distinguish function and path composition; function composition ↵ | Josh Chen | 2018-08-15 | 5 | -101/+93 | |
| | | | | proofs, which have issues... | |||||
* | Basic compute method | Josh Chen | 2018-08-15 | 5 | -12/+45 | |
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* | Tweak proof methods, some type rules; add HoTT Book examples | Josh Chen | 2018-08-15 | 7 | -50/+87 | |
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* | Function composition, rename path composition to differentiate the two. | Josh Chen | 2018-08-15 | 2 | -20/+36 | |
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* | Well-formation rules are back in the methods; new theory synthesizing the ↵ | Josh Chen | 2018-08-14 | 7 | -102/+174 | |
| | | | | natural number predecessor function. | |||||
* | Equality inverse and composition done. Cleaned up methods and method example ↵ | Josh Chen | 2018-08-14 | 5 | -121/+215 | |
| | | | | theory. | |||||
* | rcompose done | Josh Chen | 2018-08-13 | 7 | -78/+105 | |
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* | Commit before testing polymorphic equality eliminator | Josh Chen | 2018-08-12 | 9 | -56/+108 | |
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* | Rewriting projection functions | Josh Chen | 2018-08-08 | 2 | -211/+7 | |
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* | Tweaks | Josh Chen | 2018-08-07 | 2 | -4/+9 | |
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* | Old application syntax incompatible with Eisbach | Josh Chen | 2018-08-07 | 7 | -78/+74 | |
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* | Experiment with polymorphic dependent eliminators, i.e. we leave type and ↵ | Josh Chen | 2018-08-07 | 2 | -14/+14 | |
| | | | | type family decorations implicit. | |||||
* | Partway through changing function application syntax style. | Josh Chen | 2018-08-06 | 7 | -138/+206 | |
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* | Coproduct | Josh Chen | 2018-08-04 | 1 | -0/+61 | |
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* | Reorganize theories | Josh Chen | 2018-08-04 | 5 | -100/+130 | |
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* | Unit and Null types. Methods. | Josh Chen | 2018-07-12 | 5 | -19/+73 | |
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* | Universes implemented. Type rules modified accordingly. No more automatic ↵ | Josh Chen | 2018-07-11 | 7 | -70/+63 | |
| | | | | derivation of "A:U" from "a:A". | |||||
* | Alternative implementation of universes using meta-level numerals. | Josh Chen | 2018-07-11 | 1 | -32/+43 | |
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* | Pre-universe implementation commit | Josh Chen | 2018-07-09 | 6 | -70/+104 | |
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* | Library snapshot. Methods written, everything nicely organized. | Josh Chen | 2018-07-07 | 7 | -20/+45 | |
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* | Methods added and organized! | Josh Chen | 2018-07-07 | 1 | -47/+40 | |
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* | Remove extra attributes for elimination rules, unneeded for now. | Josh Chen | 2018-07-06 | 3 | -5/+2 | |
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* | Added attributes to type elimination rules, not sure if these will actually ↵ | Josh Chen | 2018-07-06 | 7 | -29/+110 | |
| | | | | be needed or useful later. Added [comp] attribute to be used by simplification met methods. | |||||
* | Trivial changes | Josh Chen | 2018-07-04 | 2 | -7/+8 | |
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* | Refactor HoTT_Methods.thy, proved more stuff with new methods. | Josh Chen | 2018-07-03 | 9 | -205/+133 | |
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* | Rewrote methods: wellformed now two lines, uses named theorems. New, more ↵ | Josh Chen | 2018-07-03 | 6 | -121/+117 | |
| | | | | powerful derive method. Used these to rewrite proofs. | |||||
* | Proving path composition. Need to set up the Simplifier to simplify ↵ | Josh Chen | 2018-06-30 | 2 | -10/+29 | |
| | | | | application of object-lambdas to arguments. | |||||
* | Fix precedence of = | Josh Chen | 2018-06-30 | 1 | -1/+1 | |
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* | Equality | Josh Chen | 2018-06-30 | 3 | -56/+131 | |
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* | Finished proofs of projections | Josh Chen | 2018-06-30 | 2 | -21/+77 | |
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* | Add Pair_intro | Josh Chen | 2018-06-30 | 1 | -0/+7 | |
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* | Proving theorems in Proj.thy in a simpler way with wellformed | Josh Chen | 2018-06-28 | 1 | -40/+23 | |
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* | wellformed method works!!! | Josh Chen | 2018-06-28 | 1 | -6/+6 | |
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* | wellformed method to automatically prove wellformed judgments derivable from ↵ | Josh Chen | 2018-06-27 | 1 | -0/+76 | |
| | | | | a wellformed judgment | |||||
* | Move projection function definitions out of Sum.thy | Josh Chen | 2018-06-27 | 2 | -170/+197 | |
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* | Library organization and formatting | Josh Chen | 2018-06-27 | 4 | -9/+10 | |
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* | Dependent projection properties done. | Josh Chen | 2018-06-18 | 1 | -27/+58 | |
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* | Fixed wrong definition of snd_dep. Proved projection property of snd_dep. ↵ | Josh Chen | 2018-06-18 | 3 | -23/+95 | |
| | | | | Added type formation rules expressing necessity of the conditions. | |||||
* | Removed all [simp] attributes, these will be added later when I set up the ↵ | Josh Chen | 2018-06-18 | 3 | -31/+51 | |
| | | | | simplifier. Proved simplification rule for dependent fst. | |||||
* | Proof of projection functions now harder. Should look up automation methods. | Josh Chen | 2018-06-17 | 2 | -9/+15 | |
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* | Eliminators must be completely parametrized at the meta-level. | Josh Chen | 2018-06-17 | 1 | -14/+5 | |
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* | Decided on a new proper scheme for type rules using the idea of implicit ↵ | Josh Chen | 2018-06-17 | 3 | -24/+45 | |
| | | | | well-formed contexts and guaranteed conclusion well-formedness. Product type rules now follow this scheme. | |||||
* | projections | Josh Chen | 2018-06-15 | 3 | -40/+44 | |
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* | Type rules now have \"all\" premises explicitly stated, matching the ↵ | Josh Chen | 2018-06-12 | 6 | -135/+215 | |
| | | | | formulation in the HoTT book. |