X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fdtd%2Ftheoryobject.dtd;h=0d0d9c7138356590d552fddeb898d489ee9bccab;hb=cc6e7ad571d40a88686427bd75e0fa38c0fa120b;hp=c8e775ac4495beecaa5e189c28b959b06efa50ed;hpb=8e1a7e55cbc7750446f0a7ab3d071190594243fb;p=helm.git

diff --git a/helm/dtd/theoryobject.dtd b/helm/dtd/theoryobject.dtd
index c8e775ac4..0d0d9c713 100644
--- a/helm/dtd/theoryobject.dtd
+++ b/helm/dtd/theoryobject.dtd
@@ -27,12 +27,42 @@
 <!--*****************************************************************-->
 <!-- DTD FOR THEORY OBJECTS AT LEVEL OF MATHML CONTENT:              -->
 <!-- First draft: May 9 2000, Irene Schena                           -->
+<!-- Second draft: March 15 2001, Irene Schena                       -->
+<!-- Third draft: May 3 2001, Irene Schena                           -->
 <!--*****************************************************************-->
 
 <!ENTITY % cicobj SYSTEM "cicobject.dtd">
 
 %cicobj;
 
-<!-- THEORY section: -->
+<!ENTITY % theorystructure
+  '(ht:AXIOM|ht:DEFINITION|ht:THEOREM|ht:VARIABLE|ht:SECTION|ht:MUTUAL)*'>
 
-<!ELEMENT SECTION (SECTION|Definition|Axiom|InductiveDefinition|Variable)*>
+<!ELEMENT ht:SECTION (%theorystructure;)>
+<!ATTLIST ht:SECTION
+          uri CDATA #REQUIRED>
+
+<!ELEMENT ht:MUTUAL (ht:DEFINITION,ht:DEFINITION+)>
+
+<!-- Theory Items -->
+
+<!ELEMENT ht:AXIOM (Axiom)>
+<!ATTLIST ht:AXIOM
+          uri CDATA #REQUIRED
+          as (Axiom|Declaration) #REQUIRED>
+
+<!ELEMENT ht:DEFINITION (Definition|InductiveDefinition)>
+<!ATTLIST ht:DEFINITION
+          uri CDATA #REQUIRED
+          as (Definition|InteractiveDefinition|Inductive|CoInductive
+             |Record) #REQUIRED>
+
+<!ELEMENT ht:THEOREM (type)>
+<!ATTLIST ht:THEOREM
+          uri CDATA #REQUIRED
+          as (Theorem|Lemma|Corollary|Fact|Remark) #REQUIRED>
+
+<!ELEMENT ht:VARIABLE (Variable)>
+<!ATTLIST ht:VARIABLE
+          uri CDATA #REQUIRED
+          as (Assumption|Hypothesis|LocalDefinition|LocalFact) #REQUIRED>