Initial revision

[helm.git] / helm / dtd / theoryobject.dtd

diff --git a/helm/dtd/theoryobject.dtd b/helm/dtd/theoryobject.dtd
index c8e775ac4495beecaa5e189c28b959b06efa50ed..c6a43d17d9cf64a820abbd9e59cf775cb5587540 100644 (file)
--- a/helm/dtd/theoryobject.dtd
+++ b/helm/dtd/theoryobject.dtd
@@ -27,12 +27,56 @@
 <!--*****************************************************************-->
 <!-- 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                           -->
 <!--*****************************************************************-->
 
+<!-- DA AGGIUNGERE: 
+CONJECTURE (teo da dim)
+EXERCISE
+EXAMPLE -->
+
 <!ENTITY % cicobj SYSTEM "cicobject.dtd">
 
 %cicobj;
 
-<!-- THEORY section: -->
+<!ENTITY % theorystructure
+  '(ht:AXIOM|ht:DEFINITION|ht:THEOREM|ht:VARIABLE|ht:SECTION|ht:MUTUAL)*'>
+
+<!ELEMENT ht:SECTION (%theorystructure;)>
+<!ATTLIST ht:SECTION
+          name 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|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) #REQUIRED>
+
+
+
+
+
+
+
+
+
 
-<!ELEMENT SECTION (SECTION|Definition|Axiom|InductiveDefinition|Variable)*>