<head>
<title>MathQL</title>
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<meta http-equiv="content-type"
content="text/html; charset=ISO-8859-1">
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<meta name="author" content="Ferruccio Guidi">
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<meta name="description" content="MathQL Home Page">
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<body>
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<h1 align="center">MathQL-1</h1>
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<h2 align="center">A query language for RDF metadata</h2>
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<table cellpadding="10" cellspacing="2" border="0" width="95%"
bgcolor="#ffffff">
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- <tr>
- <td valign="top" align="left">
+ <tbody>
+ <tr>
+ <td valign="top" align="left">
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<ul>
- <li>Forward<br>
- </li>
+ <li>Forward<br>
+ </li>
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</ul>
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<ul>
- <li><a href="features.html">Features</a></li>
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<li><a href="features.html">Features</a></li>
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</ul>
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<ul>
- <li><a href="whatsnew.html">What's new</a></li>
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<li><a href="whatsnew.html">What's new</a></li>
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</ul>
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<ul>
- <li><a href="documentation.html">Documentation</a></li>
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<li><a href="documentation.html">Documentation</a></li>
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</ul>
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<ul>
- <li><a href="implementation.html">Implementation</a><br>
- </li>
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<li><a href="implementation.html">Implementation</a><br>
+ </li>
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</ul>
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<ul>
- <li><a href="authors.html">The authors</a><br>
- </li>
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<li><a href="authors.html">The authors</a><br>
+ </li>
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</ul>
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<ul>
- <li><a href="links.html">Links</a><br>
- </li>
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<li><a href="links.html">Links</a><br>
+ </li>
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</ul>
- <br>
- </td>
- <td valign="top">
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+ <br>
+ </td>
+ <td valign="top">
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<div align="right"><b>Forward</b><br>
- </div>
- <br>
- The MathQL proposal rises in the context of the <a
- href="http://helm.cs.unibo.it/">HELM project</a>, which aims at the development
-of a suitable technology for the creation and maintenance of a virtual,
-distributed, hypertextual library of structured mathematical knowledge
-based on <a href="http://www.w3.org/XML/">XML</a> technology, through the
- integration of the current proof assistants and logical frameworks with
-the most recent technologies for the development of Web applications and
-electronic publishing.<br>
- <br>
- The objective of the MathQL proposal is the development of a
-set of query languages enabling the retrieval of formalized mathematical
-Web resources on the basis of content-aware requests. The first of these
- languages, <b>MathQL-1</b>, is focused on querying an arbitrary
- <a href="http://www.w3.org/RDF/">RDF</a> database because RDF is
-the <a href="http://www.w3.org/">W3C</a> standard for describing
+ </div>
+ <br>
+
The MathQL proposal rises in the context of the <a
+ href="http://helm.cs.unibo.it/">HELM project</a>, which aims at the
+development of a suitable technology for the creation and maintenance
+of a virtual, distributed, hypertextual library of structured mathematical
+ knowledge based on <a href="http://www.w3.org/XML/">XML</a> technology,
+through the integration of the current proof assistants and logical frameworks
+with the most recent technologies for the development of Web applications
+and electronic publishing.<br>
+ <br>
+ The objective of the MathQL proposal is the development of
+ a set of query languages enabling the retrieval of formalized mathematical
+ Web resources on the basis of content-aware requests. The first of
+these languages, <b>MathQL-1</b>, is focused on querying an
+arbitrary <a href="http://www.w3.org/RDF/">RDF</a> database because
+RDF is the <a href="http://www.w3.org/">W3C</a> standard for describing
Web resources at the general-purpose content level.<br>
- <br>
- As an RDF query language, MathQL-1 provides the main features
- required by the RDF community while complying with the needs of HELM.
- The peculiar aspects of this language concern the query results, which
- are highly structured and possess their own syntax, formally explained
- by a rigorous semantics.<br>
+ <br>
+ As an RDF query language, MathQL-1 provides the main features
+ required by the RDF community while complying with the needs of HELM.
+ The peculiar aspects of this language concern the query results, which
+ are highly structured and possess their own syntax, formally explained
+ by a rigorous semantics.<br>
+ <br>
+ MathQL-1 is particularly helpful in distributed systems
+where query engines are implemented as stand-alone units, because
+in this situation the query results are exchanged between the system
+components as well as the queries, and thus both the queries and the
+query results need to be encoded in a clearly defined format.<br>
+ <br>
+ Other languages to be developed in the context of the MathQL proposal
+ will be suitable for queries about the semantic structure of mathematical
+ data: this will include content-based pattern-matching (MathQL-2) and
+possibly other forms of formal matching involving for instance isomorphism,
+unification and definitions expansion (MathQL-3).<br>
+ </td>
+ </tr>
+
+
+ </tbody>
+</table>
<br>
- MathQL-1 is particularly helpful in distributed systems where
- query engines are implemented as stand-alone units, because in this
-situation the query results are exchanged between the system components
-as well as the queries, and thus both the queries and the query results
-need to be encoded in a clearly defined format.<br>
<br>
- Other languages to be developed in the context of the MathQL proposal
- will be suitable for queries about the semantic structure of mathematical
- data: this will include content-based pattern-matching (MathQL-2) and possibly
- other forms of formal matching involving for instance isomorphism, unification
- and definitions expansion (MathQL-3).<br>
- </td>
- </tr>
-
- </tbody>
-</table>
- <br>
- <br>
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+
<div align="center">This site is maintained by <a
- href="mailto://fguidi@cs.unibo.it">Ferruccio Guidi</a>, last update: July
-30, 2003.<br>
- <br>
- </div>
- <br>
- <br>
- <br>
- <br>
+ href="mailto://fguidi@cs.unibo.it">Ferruccio Guidi</a>, last update: November
+ 5, 2003.<br>
+ </div>
<br>
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projects / helm.git / blobdiff