[Gzz-commits] manuscripts/FutureVision vision.rst

[Tuomas J. Lukka]

CVSROOT:        /cvsroot/gzz
Module name:    manuscripts
Branch:         
Changes by:     Tuomas J. Lukka <address@hidden>        03/09/18 07:22:24

Modified files:
        FutureVision   : vision.rst 

Log message:
        rdfzznote

CVSWeb URLs:
http://savannah.gnu.org/cgi-bin/viewcvs/gzz/manuscripts/FutureVision/vision.rst.diff?tr1=1.69&tr2=1.70&r1=text&r2=text

Patches:
Index: manuscripts/FutureVision/vision.rst
diff -u manuscripts/FutureVision/vision.rst:1.69 
manuscripts/FutureVision/vision.rst:1.70
--- manuscripts/FutureVision/vision.rst:1.69    Thu Sep 18 07:04:06 2003
+++ manuscripts/FutureVision/vision.rst Thu Sep 18 07:22:24 2003
@@ -212,12 +212,15 @@
 
 - orthogonal parts of the structure
 
+Next, we shall discuss the two alternatives for the underlying structure:
+zzStructure and RDF [#zzstructure-rdf]_.
+
 Zzstructure (used in ZigZag(TM))
 --------------------------------
 
 Ted Nelson's original
 hyperstructure and applitude concepts
-were developed for the zzStructure[#zzstructure] structure (`Nelson 1999a`_),
+were developed for the zzStructure [#zzstructure]_ structure (`Nelson 1999a`_),
 supplemented by the
 Floating world (`Nelson 1999b`_) ideas.
 
@@ -245,7 +248,8 @@
 Resource Description Framework (RDF, used in Fenfire)
 -----------------------------------------------------
 
-- RDF structure
+The RDF structure (`Lassila and Swick 1999`_) is, for our purposes,
+a 3-hypergraph. 
 
 - Loom structure views, particularly wheel
 
@@ -678,10 +682,18 @@
    about them, in this case the idea about how to develop
    one of them.
 
+..  [#zzstructure-rdf] RDF and zzStructure are actually closely
+    related: zzStructure is obtained if a RDF graph is constrained
+    by two uniqueness conditions: for all x, y, there can be
+    at most one triple of the form (x, y, *),  and 
+    at most one triple of the form (*, x, y).
+
 .. [#zzstructure] zzStructure is the "generic term" Nelson
    recommends for discussing the structure used in ZigZag(TM),
    (Nelson's trademark).
 
+
+
 ..  [#libvob-speed] For some changes (panning, zooming), the scene
     need not be regenerated but only the coordinate system 
     parameters adjusted.
@@ -698,10 +710,4 @@
 
 
 
-
-RDF and ZigZag(tm) structure are actually closely
-related: ZigZag(tm) is obtained if a RDF graph is constrained
-by two uniqueness conditions: for all x, y, there can be
-at most one triple of the form (x, y, *),  and 
-at most one triple of the form (*, x, y).