X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fweb%2Fbasic_2.ldw.xml;h=cc0a402b0a2f9f084be59f80da988e4e6a1707fb;hb=78b27990925c54b2a34cff609fc9bcfbeb6b48f3;hp=76c69725fa16399e7c42db4710c58d093b1bd4fb;hpb=d7ccf1bd91637d3c59a285df6f215ecfde2a2450;p=helm.git diff --git a/matita/matita/contribs/lambdadelta/basic_2/web/basic_2.ldw.xml b/matita/matita/contribs/lambdadelta/basic_2/web/basic_2.ldw.xml index 76c69725f..cc0a402b0 100644 --- a/matita/matita/contribs/lambdadelta/basic_2/web/basic_2.ldw.xml +++ b/matita/matita/contribs/lambdadelta/basic_2/web/basic_2.ldw.xml @@ -1,8 +1,8 @@
System's Syntax and Behavior
@@ -19,10 +19,10 @@
Summary of the Specification
Here is a numerical acount of the specification's contents and its timeline. - Nodes are counted according to the "intrinsinc complexity measure" - [F. Guidi: "Procedural Representation of CIC Proof Terms" + Nodes are counted according to the "intrinsinc complexity measure" + [F. Guidi: "Procedural Representation of CIC Proof Terms" Journal of Automated Reasoning 44(1-2), Springer (February 2010), - pp. 53-78]. + pp. 53-78]. @@ -33,9 +33,14 @@ Closure of context-sensitive extended computation for native validity. + + Parametrized slicing for local environments + comprises both versions of this operation + (one from basic_1, the other used in basic_2 till now). + Passive support for global environments. - + Reaxiomatized β-reductum as in extended β-reduction @@ -44,13 +49,13 @@ for simply typed terms. - Reaxiomatized substitution and reduction + Reaxiomatized substitution and reduction commute with respect to subclosure (anniversary milestone). Mutual recursive preservation of stratified native validity - for hyper computation on closures. + for "big tree" computation on closures. Confluence for context-free parallel reduction on closures. @@ -83,7 +88,7 @@
Logical Structure of the Specification
The source files are grouped in planes and components according to the following table. - A notation file covering the whole specification is provided. + Notation files covering the whole specification are provided. The notation for the relations or functions introduced in each file is shown in parentheses (? are placeholders).