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matita.cs.unibo.it Git - helm.git/log
Ferruccio Guidi [Mon, 15 Sep 2014 14:18:47 +0000 (14:18 +0000)]
minor update in basic_2 ...
Ferruccio Guidi [Mon, 15 Sep 2014 14:17:22 +0000 (14:17 +0000)]
notational change of lift, drop, and gget
Ferruccio Guidi [Sun, 14 Sep 2014 21:27:08 +0000 (21:27 +0000)]
update in basic_2 ...
Ferruccio Guidi [Sun, 14 Sep 2014 21:25:04 +0000 (21:25 +0000)]
slight refactoring in the proof of strong normalization
Ferruccio Guidi [Fri, 12 Sep 2014 18:29:11 +0000 (18:29 +0000)]
update in basic_2 ...
Ferruccio Guidi [Fri, 12 Sep 2014 18:28:34 +0000 (18:28 +0000)]
one more typo ...
Ferruccio Guidi [Fri, 12 Sep 2014 18:26:30 +0000 (18:26 +0000)]
bug fix in ththe notation for lists:
disambiguation of nil does not work very well in gcp_cr and gcp_aaa :(
Claudio Sacerdoti Coen [Thu, 11 Sep 2014 10:07:58 +0000 (10:07 +0000)]
...
Claudio Sacerdoti Coen [Thu, 11 Sep 2014 09:42:09 +0000 (09:42 +0000)]
...
Ferruccio Guidi [Wed, 10 Sep 2014 19:51:09 +0000 (19:51 +0000)]
added an example on lstas showing a difference with previous sta
Ferruccio Guidi [Wed, 10 Sep 2014 19:49:35 +0000 (19:49 +0000)]
- contrib update for version 2
- update in basic_2
Claudio Sacerdoti Coen [Wed, 10 Sep 2014 13:22:43 +0000 (13:22 +0000)]
New chapter on setoids.
Claudio Sacerdoti Coen [Wed, 10 Sep 2014 13:22:23 +0000 (13:22 +0000)]
chapter12 (coinductive) -> chapter13
Ferruccio Guidi [Wed, 10 Sep 2014 12:58:10 +0000 (12:58 +0000)]
milestone in basic_2 :)
Ferruccio Guidi [Wed, 10 Sep 2014 12:56:11 +0000 (12:56 +0000)]
commit completed! the new iterated static type assignment is up!
Ferruccio Guidi [Wed, 3 Sep 2014 14:59:43 +0000 (14:59 +0000)]
- the PARTIAL COMMIT continues, we issue the "reduction" component
Ferruccio Guidi [Sun, 31 Aug 2014 18:13:55 +0000 (18:13 +0000)]
- new stand-alone definition of lstas (sta and old lstas parked in etc)
- PARTIAL COMMIT: we issue just the components "static" and "unfold"
Claudio Sacerdoti Coen [Fri, 29 Aug 2014 16:02:03 +0000 (16:02 +0000)]
Notes.
Claudio Sacerdoti Coen [Fri, 29 Aug 2014 15:46:49 +0000 (15:46 +0000)]
A tentative chaptern on coinductive types.
Currently I hitted a major bug somewhere.
Ferruccio Guidi [Sun, 10 Aug 2014 18:42:56 +0000 (18:42 +0000)]
- update in basic_2
- minor update to the web site
Ferruccio Guidi [Sun, 10 Aug 2014 18:41:31 +0000 (18:41 +0000)]
some renaming and a minor addition
Ferruccio Guidi [Thu, 7 Aug 2014 17:34:13 +0000 (17:34 +0000)]
- bugfixed "aacr" allows to remove historical eta-conversions
in the apparatus for strong normalization
- minor bugfixes in annotations
- xhtbl tables updated for the bugfixed stylesheets
Ferruccio Guidi [Thu, 7 Aug 2014 17:19:49 +0000 (17:19 +0000)]
- update in basic_2
- minor updates in the web site, including css bugfix
Ferruccio Guidi [Wed, 6 Aug 2014 18:53:07 +0000 (18:53 +0000)]
update in basic_2 ...
Ferruccio Guidi [Wed, 6 Aug 2014 18:52:13 +0000 (18:52 +0000)]
- some renaming and minor updates
Ferruccio Guidi [Tue, 5 Aug 2014 21:15:00 +0000 (21:15 +0000)]
- update in basic_2 and ground_2
- uodated web site
Ferruccio Guidi [Tue, 5 Aug 2014 20:55:04 +0000 (20:55 +0000)]
bugfix in source table :(
Ferruccio Guidi [Tue, 5 Aug 2014 20:49:04 +0000 (20:49 +0000)]
- basic_2: reaxiomatized snv with improved cpds and cpes simplifies preservation
- alpha_1: first commit
- ground_2/lib: one addition
- Makefile: improved contrib generation
Andrea Asperti [Sun, 3 Aug 2014 12:08:58 +0000 (12:08 +0000)]
new files
Ferruccio Guidi [Thu, 31 Jul 2014 15:33:36 +0000 (15:33 +0000)]
one property of abstract computation removed
Ferruccio Guidi [Sun, 20 Jul 2014 14:57:32 +0000 (14:57 +0000)]
refactoring of the butterflies :)
Ferruccio Guidi [Sun, 20 Jul 2014 14:16:42 +0000 (14:16 +0000)]
web site update
Ferruccio Guidi [Sun, 20 Jul 2014 13:17:56 +0000 (13:17 +0000)]
the generation of the web site is completed!
Ferruccio Guidi [Sun, 20 Jul 2014 09:40:28 +0000 (09:40 +0000)]
- update in ground_2 and basic_2
- the third page of the web site is generated
Ferruccio Guidi [Fri, 18 Jul 2014 09:49:00 +0000 (09:49 +0000)]
- irreflexivity of static type assignment iterated at least once
- some traces added for auto
Ferruccio Guidi [Mon, 14 Jul 2014 20:50:37 +0000 (20:50 +0000)]
- update in basic_2 and ground_2
- minor update of the web site
Ferruccio Guidi [Mon, 14 Jul 2014 20:45:56 +0000 (20:45 +0000)]
some renaming and some typos corrected ...
Ferruccio Guidi [Sun, 13 Jul 2014 21:35:30 +0000 (21:35 +0000)]
- xhtbl : support for named anchors (id's) and other improvements
- ld_web: additions for the "documentation" page
Ferruccio Guidi [Sun, 13 Jul 2014 14:32:20 +0000 (14:32 +0000)]
now the "news" page is generated
Ferruccio Guidi [Tue, 8 Jul 2014 13:46:10 +0000 (13:46 +0000)]
update for CamlP5
Ferruccio Guidi [Mon, 7 Jul 2014 21:17:55 +0000 (21:17 +0000)]
red butterfly added for version 1 :)
Ferruccio Guidi [Sun, 6 Jul 2014 20:55:11 +0000 (20:55 +0000)]
improved site map and version 2 page
Ferruccio Guidi [Sun, 6 Jul 2014 18:40:20 +0000 (18:40 +0000)]
- xhtbl: we added the real concatenation of cells (without added spaces)
- web site: we added a page for each version of \lambda\delta
Ferruccio Guidi [Sun, 6 Jul 2014 15:05:48 +0000 (15:05 +0000)]
named anchors replaced by ids as requested by xhtml
Ferruccio Guidi [Sun, 6 Jul 2014 14:41:50 +0000 (14:41 +0000)]
- xhtbl: support for relative links added
- web site: now the "forword" page is generated
Ferruccio Guidi [Sat, 5 Jul 2014 10:47:40 +0000 (10:47 +0000)]
minor update in basic_2
Ferruccio Guidi [Sat, 5 Jul 2014 10:46:41 +0000 (10:46 +0000)]
improved example: Delta must be a family of terms
Ferruccio Guidi [Fri, 4 Jul 2014 18:13:50 +0000 (18:13 +0000)]
- now unicode characters are counted :)
- now identifiers are counted as single characters
Ferruccio Guidi [Fri, 4 Jul 2014 18:10:03 +0000 (18:10 +0000)]
important update in basic_2: cpr is not antisymmetric
Ferruccio Guidi [Fri, 4 Jul 2014 18:08:34 +0000 (18:08 +0000)]
conjecture on antisymmetry of cpr finally closed
cpr is NOT antisymmetric: call-by-value beta-reduction takes two steps exactly
Ferruccio Guidi [Mon, 30 Jun 2014 17:46:45 +0000 (17:46 +0000)]
some additions and corrections ...
Ferruccio Guidi [Sun, 29 Jun 2014 20:28:24 +0000 (20:28 +0000)]
- we begin the new site based on ld_web
- xhtbl: xml namespaces and absolute atnl links are now supported
- lambdadelta_2 uploaded
Ferruccio Guidi [Sun, 29 Jun 2014 20:24:42 +0000 (20:24 +0000)]
- wrong version of drop was used in four places
- bugfixed css class in tables
Ferruccio Guidi [Sat, 28 Jun 2014 18:30:07 +0000 (18:30 +0000)]
update in basic_2
Ferruccio Guidi [Sat, 28 Jun 2014 18:23:22 +0000 (18:23 +0000)]
- ldrop is now drop as in basic_1
- notation change for tstc and leq
Ferruccio Guidi [Wed, 25 Jun 2014 13:25:17 +0000 (13:25 +0000)]
updated slides
Ferruccio Guidi [Wed, 25 Jun 2014 13:20:54 +0000 (13:20 +0000)]
pathologic @-typing removed by adding imp-introduction
Ferruccio Guidi [Thu, 19 Jun 2014 14:19:55 +0000 (14:19 +0000)]
misspelled filename :(
Ferruccio Guidi [Thu, 19 Jun 2014 14:11:36 +0000 (14:11 +0000)]
milestone reported on web site
Ferruccio Guidi [Thu, 19 Jun 2014 13:39:13 +0000 (13:39 +0000)]
- we upload communication #8
- update in basic_2 and ground_2
Ferruccio Guidi [Thu, 19 Jun 2014 13:33:06 +0000 (13:33 +0000)]
- some pending conjectures closed in basic_2 and ground_2
- bug fix in decidability of lift
Ferruccio Guidi [Wed, 18 Jun 2014 15:06:40 +0000 (15:06 +0000)]
milestone in basic_2 !!
Ferruccio Guidi [Wed, 18 Jun 2014 15:03:20 +0000 (15:03 +0000)]
milestone connit for preservation:
- for now we remove stratified equivalence for terms
(it is much more complicated than expected)
- we park in etc a generalization of preservation
Ferruccio Guidi [Sun, 15 Jun 2014 14:21:05 +0000 (14:21 +0000)]
minor update in basic_2
Ferruccio Guidi [Sun, 15 Jun 2014 14:19:10 +0000 (14:19 +0000)]
- we introduce stratified term equivalence to remove the parameter g from cpx
- unused files removed from etc
- minor updates
Ferruccio Guidi [Sat, 14 Jun 2014 20:18:38 +0000 (20:18 +0000)]
update in basic_2 ...
Ferruccio Guidi [Sat, 14 Jun 2014 20:15:10 +0000 (20:15 +0000)]
reorganization of the "static" component:
from now on we use the non-stratified version of the static type assignment,
as in basic_1
Ferruccio Guidi [Tue, 10 Jun 2014 18:53:36 +0000 (18:53 +0000)]
preservation of stratified vaildity through ordinary reduction and static typing
Ferruccio Guidi [Tue, 10 Jun 2014 18:50:54 +0000 (18:50 +0000)]
update in basic_2 ...
Ferruccio Guidi [Mon, 9 Jun 2014 20:38:31 +0000 (20:38 +0000)]
advances on append allow to complete the long awaited "big tree" theorem by closing the last comjecure!
Ferruccio Guidi [Mon, 9 Jun 2014 20:20:02 +0000 (20:20 +0000)]
mailstone in basic_2 !! "big tree" theorem completed after 15 months
Ferruccio Guidi [Sun, 8 Jun 2014 18:34:23 +0000 (18:34 +0000)]
now we use the version of lazy union for local environments in which
the arguments have the same length. it should have better invariants
Ferruccio Guidi [Sun, 8 Jun 2014 18:01:59 +0000 (18:01 +0000)]
bug fix in lazy union for local environments
Ferruccio Guidi [Sun, 8 Jun 2014 17:40:37 +0000 (17:40 +0000)]
- some work on append
- some corrections and some annotations
Ferruccio Guidi [Sat, 7 Jun 2014 19:48:48 +0000 (19:48 +0000)]
update in basic_2 ...
Ferruccio Guidi [Sat, 7 Jun 2014 19:45:39 +0000 (19:45 +0000)]
source table bugfixed
Ferruccio Guidi [Sat, 7 Jun 2014 19:32:38 +0000 (19:32 +0000)]
- advances on free variables allow to reduce lleq_lpx_trans to llor_total :)
- lazy union of local environments need a depth argument
- Makefile bugfixed
Ferruccio Guidi [Sun, 1 Jun 2014 21:49:56 +0000 (21:49 +0000)]
- some refactoring and minor additions
Ferruccio Guidi [Sun, 1 Jun 2014 18:44:03 +0000 (18:44 +0000)]
- advances on hereditarily free variables: now "frees" is primitive
- some refactoring in etc
Ferruccio Guidi [Mon, 26 May 2014 21:13:08 +0000 (21:13 +0000)]
one file was missing :(
Ferruccio Guidi [Mon, 26 May 2014 17:08:40 +0000 (17:08 +0000)]
new definition of llor gives a long awaited lemma :),
but introduces an axiom :(
Ferruccio Guidi [Sun, 25 May 2014 20:07:40 +0000 (20:07 +0000)]
update in ground_2 and basic_2 ...
Ferruccio Guidi [Sun, 25 May 2014 20:04:55 +0000 (20:04 +0000)]
- theory of llor now includes (long awaited) non-recursive alternative definition
- poinwise extensions downgraded (current llor does not need the improved version)
- some refactoring in etc
Ferruccio Guidi [Sat, 24 May 2014 17:17:47 +0000 (17:17 +0000)]
non-recursive alternative of llpx_sn completed !
Ferruccio Guidi [Fri, 23 May 2014 17:33:16 +0000 (17:33 +0000)]
update in grond_2 and basic_2 ...
Ferruccio Guidi [Fri, 23 May 2014 17:30:04 +0000 (17:30 +0000)]
advances on cofrees allows to prove one direction of
non-recursive characterization of llpx_sn (finally!)
Ferruccio Guidi [Sun, 11 May 2014 20:19:23 +0000 (20:19 +0000)]
update in ground_2 and basic_2 ...
Ferruccio Guidi [Sun, 11 May 2014 20:15:34 +0000 (20:15 +0000)]
advances on ldrop ....
Ferruccio Guidi [Sat, 10 May 2014 18:35:27 +0000 (18:35 +0000)]
advances on cofrees
Ferruccio Guidi [Sun, 27 Apr 2014 17:34:22 +0000 (17:34 +0000)]
reordering abstract computation properties and saturation conditions
Ferruccio Guidi [Fri, 25 Apr 2014 13:41:15 +0000 (13:41 +0000)]
one file was missing ...
Ferruccio Guidi [Fri, 25 Apr 2014 12:12:05 +0000 (12:12 +0000)]
- advances in the theory of cofrees
- some notational changes
- some refactoring in etc
Ferruccio Guidi [Mon, 21 Apr 2014 18:35:29 +0000 (18:35 +0000)]
- we introduce recursive free variables of a term in a context ...
- some symbols added
Ferruccio Guidi [Sun, 20 Apr 2014 20:07:02 +0000 (20:07 +0000)]
update in basic_2 ...
Ferruccio Guidi [Sun, 20 Apr 2014 19:25:00 +0000 (19:25 +0000)]
- name changes in the rediction rules
- theory of extended substitution is active again, we hope to use it
to obtain a non-recurisive alternative definition of llpx_sn
Ferruccio Guidi [Fri, 18 Apr 2014 19:10:45 +0000 (19:10 +0000)]
update in basic_2 ...
Ferruccio Guidi [Fri, 18 Apr 2014 19:09:54 +0000 (19:09 +0000)]
- the relation for pointwise extensions now takes a binder as argument
- explicit alternative definition of lprs and lpxs removed
- changes in the notation for subclosures and refinements
Ferruccio Guidi [Wed, 16 Apr 2014 16:34:52 +0000 (16:34 +0000)]
anniversary milestone in basic_2 !!
Ferruccio Guidi [Wed, 16 Apr 2014 16:33:20 +0000 (16:33 +0000)]
3rd anniversary milestone
- recursion removed from alernative definition of lpx_sn
- some corrections and updates
Ferruccio Guidi [Tue, 15 Apr 2014 18:06:55 +0000 (18:06 +0000)]
- lazy extended reduction parked
- fpns finally removed
- "big tree" computation based again on "full" extended reduction
but improved with lazy equivalence for local environments
- llor parked for now (something to fix there)