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=07c82f98af320945c0fcdfdda7f74aab54133623;hb=fca909e9e53de73771e1b47e94434ae8f747d7fb;hp=f596851ee8c5cce47a430c4e98fd8d8c55d4fb5d;hpb=dec157aae89a4c1830f18eeb0b4152c8c5162ca7;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 f596851ee..07c82f98a 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 @@ -1,10 +1,11 @@ +
Summary of the Specification
Here is a numerical acount of the specification's contents @@ -25,13 +27,31 @@ pp. 53-78]. + + Stage "B" Context-sensitive subject equivalence for native type assignment. - - Closure of context-sensitive extended computation - for native validity. + + Stage "A": "Weakening the Applicability Condition" + + Preservation of stratified native validity + for context-sensitive computation on terms. + + + "Big tree" strong normalization + for simply typed terms. + + + lazy equivalence on local environments + serves as irrelevant step in "big tree" computation on closures + (anniversary milestone). + + + 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. @@ -56,7 +76,7 @@ Confluence for context-free parallel reduction on closures. - Term binders polarized to control ζ-reduction. + Term binders polarized to control ζ-reduction (not released). Context-sensitive subject equivalence @@ -83,7 +103,7 @@
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).