X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fmathql%2Fxmathql.dtd;fp=helm%2Fmathql%2Fxmathql.dtd;h=0000000000000000000000000000000000000000;hb=bb2953675ebb08267186029b18bc3fdca9c137df;hp=7b4f71045949c6dd43e82227e2a295caba74ee45;hpb=1cfcea66d7394a785ec439cd6b03497b276918c4;p=helm.git

diff --git a/helm/mathql/xmathql.dtd b/helm/mathql/xmathql.dtd
deleted file mode 100644
index 7b4f71045..000000000
--- a/helm/mathql/xmathql.dtd
+++ /dev/null
@@ -1,194 +0,0 @@
-<?xml version="1.0" encoding="ISO-8859-1"?>
-
-<!-- Copyright (C) 2000, HELM Team                                     -->
-<!--                                                                   -->
-<!-- This file is part of HELM, an Hypertextual, Electronic            -->
-<!-- Library of Mathematics, developed at the Computer Science         -->
-<!-- Department, University of Bologna, Italy.                         -->
-<!--                                                                   -->
-<!-- HELM is free software; you can redistribute it and/or             -->
-<!-- modify it under the terms of the GNU General Public License       -->
-<!-- as published by the Free Software Foundation; either version 2    -->
-<!-- of the License, or (at your option) any later version.            -->
-<!--                                                                   -->
-<!-- HELM is distributed in the hope that it will be useful,           -->
-<!-- but WITHOUT ANY WARRANTY; without even the implied warranty of    -->
-<!-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the     -->
-<!-- GNU General Public License for more details.                      -->
-<!--                                                                   -->
-<!-- You should have received a copy of the GNU General Public License -->
-<!-- along with HELM; if not, write to the Free Software               -->
-<!-- Foundation, Inc., 59 Temple Place - Suite 330, Boston,            -->
-<!-- MA  02111-1307, USA.                                              -->
-<!--                                                                   -->
-<!-- For details, see the HELM World-Wide-Web page,                    -->
-<!-- http://cs.unibo.it/helm/.                                         -->
-
-<!--*****************************************************************-->
-<!-- DTD FOR the MATHEMATICAL QUERY MARKUP LANGUAGE (MathQML)        -->
-<!-- First draft: April 2002, Irene Schena                           -->
-<!--*****************************************************************-->
-
-<!--*****************************************************************-->
-<!-- This syntax is not convenient for humans to read and write, but -->
-<!-- it is for programs.                                             -->
-<!-- XMathQL is useful for:                                          -->
-<!-- 1) generating queries in a XML-orienting programming environment-->
-<!-- 2) embedding queries in XML documents                           -->
-<!-- 3) reusing queries saved in a standard format                   -->
-<!-- The syntax reflects the structure of the grammar productions of -->
-<!-- MathQL.                                                         -->
-<!-- The %queryexpr parameter entity is used to allow all query      -->
-<!-- expression types to occur                                       -->
-<!-- Operators are unambiguous (binary or unary), so there isn't any -->
-<!-- grouping operator.                                              -->
-<!-- CONST is the constant string.                                   -->
-<!-- The attributes binder and rvar declare variables which are      -->
-<!-- referred to and used by means of respectively BINDER and RVAR   -->
-<!--*****************************************************************-->
-
-<!ENTITY % position '(Conclusion|Hypothesis|Body|MainConclusion|
-                        MainHypothesis)'>
-
-<!ENTITY % bool '(True|False)'>
-
-<!-- MathQL query expression declaration -->
-
-<!ENTITY % queryexpr '(Union|Intersect|Diff|Select|Exists|Use|UsedBy|
-                   ConstructorsOf|Pattern|InTheory|TheoryRefTo|TypeOf|
-                   SuperTypeOf|SubTypeOf|Group)'>
-
-<!-- MathQL boolean expression declaration -->
-
-<!ENTITY % boolexpr '(AND|OR|NOT|BOOL|IS|GROUP)'>
-
-<!-- MathQL string expression declaration -->
-
-<!ENTITY % functexpr '(NAME|PROPERTY|SUPERPROPERTY|SUBPROPERTY)'>
-
-<!ENTITY % stringexpr '(CONST|POSITION|RVAR|BINDER|%functexpr;)'>
-
-
-<!-- MathQL top-element -->
-
-<!ELEMENT MathQL %queryexpr;>
-
-<!-- MathQL query expressions -->
-
-<!ELEMENT Union (%queryexpr;, %queryexpr;)>
-
-<!ELEMENT Intersect (%queryexpr;, %queryexpr;)>
-
-<!ELEMENT Diff (%queryexpr;, %queryexpr;)>
-
-<!ELEMENT Select (In, Where)>
-
-<!ELEMENT Exists (In, Where)>
-
-<!ELEMENT Use (%queryexpr;, Position)>
-
-<!ELEMENT Position EMPTY>
-<!ATTLIST Position
-          binder CDATA #REQUIRED>
-
-<!ELEMENT UsedBy (%queryexpr;, Position)>
-
-<!ELEMENT ConstructorsOf %queryexpr;>
-
-<!ELEMENT Pattern (Prefix, TokenList, (FragmentID?))>
-
-<!ELEMENT InTheory (%queryexpr;, ItemType)>
-
-<!ELEMENT ItemType EMPTY>
-<!ATTLIST ItemType
-          binder CDATA #REQUIRED>
-
-<!ELEMENT TheoryRefTo %queryexpr;>
-
-<!ELEMENT TypeOf %queryexpr;>
-<!ATTLIST TypeOf
-          binder CDATA #REQUIRED>
-
-<!ELEMENT SuperTypeOf %queryexpr;>
-<!ATTLIST SuperTypeOf
-          binder CDATA #REQUIRED>
-
-<!ELEMENT SubTypeOf %queryexpr;>
-<!ATTLIST SubTypeOf
-          binder CDATA #REQUIRED>
-
-<!-- MathQL query sub-expressions -->
-
-<!ELEMENT In %queryexpr;>
-
-<!ELEMENT Where %boolexpr;>
-<!ATTLIST Where
-          rvar CDATA #REQUIRED>
-
-<!ELEMENT STAR EMPTY>
-
-<!ELEMENT TWOSTARS EMPTY>
-
-<!ELEMENT SLASH EMPTY>
-
-<!ELEMENT QUESTIONMARK EMPTY>
-
-<!ELEMENT NUMBER EMPTY>
-<!ATTLIST NUMBER
-          value NMTOKEN #REQUIRED>
-
-<!-- STAR expands only to objects of the specified dir before the last "/": 
-     ex. cic:/Algebra/* expands to every object in Algebra only            -->
-<!-- TWOSTARS expands till the most complete name (with extension if not 
-     specifified)                                                          -->
-<!-- QUESTIONMARK matches one character except "/"                         --> 
-<!ELEMENT TokenList (CONST|STAR|TWOSTARS|SLASH|QUESTIONMARK)+>
-
-<!ELEMENT Prefix (CONST|STAR)>
-
-<!-- XPointers have max depth = 2 (see CIC inductive definitions) -->
-<!ELEMENT FragmentID (NUMBER|TWOSTARS|STAR)+>
-
-<!-- MathQL boolean expressions -->
-
-<!ELEMENT AND (%boolexpr;, %boolexpr;)>
-
-<!ELEMENT OR (%boolexpr;, %boolexpr;)>
-
-<!ELEMENT NOT %boolexpr;>
-
-<!ELEMENT IS (%stringexpr;, %stringexpr;)>
-
-<!ELEMENT BOOL EMPTY>
-<!ATTLIST BOOL
-          value %bool; #REQUIRED>
-
-<!-- MathQL string expressions -->
-
-<!ELEMENT CONST (#PCDATA)>
-
-<!ELEMENT RVAR EMPTY>
-<!ATTLIST RVAR
-          name CDATA #REQUIRED>
-
-<!ELEMENT BINDER EMPTY>
-<!ATTLIST BINDER
-          name CDATA #REQUIRED>
-
-<!ELEMENT POSITION EMPTY>
-<!ATTLIST POSITION
-          name %position; #REQUIRED>
-
-<!ELEMENT NAME (RVAR)>
-
-<!ELEMENT PROPERTY (RVAR)>
-<!ATTLIST PROPERTY
-          name CDATA #REQUIRED>
-
-<!ELEMENT SUPERPROPERTY (RVAR)>
-<!ATTLIST SUPERPROPERTY
-          name CDATA #REQUIRED>
-
-<!ELEMENT SUBPROPERTY (RVAR)>
-<!ATTLIST SUBPROPERTY
-          name CDATA #REQUIRED>
\ No newline at end of file