<html><head><meta http-equiv="Content-Type" content="text/html charset=iso-8859-1"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On 8 Jul 2013, at 08:03, Wolfgang Laun <<a href="mailto:wolfgang.laun@gmail.com">wolfgang.laun@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div dir="ltr"><div><div><div>It's "Rete", not "Reto". Being Rete-based is reportedly disappearing with 6.x.<br><br></div>I'm not sure what sort of criterion the "graphical representation" of rules should represent. There is a way for displaying the Rete network resulting from a rule, but it's not something over which a user like a "business analyst" would get all excited.<br>
<br></div>Some backward chaining functionality is indeed available, although it cannot be compared with what you have in, say, Prolog.<br></div></div></blockquote>that might be an undersell. We do full derivation tree's, as per prolog. But we take this a step further, and have fully reactive derivation trees - which most prolog systems does not have.</div><div><a href="http://www.youtube.com/watch?v=fCjIRVSRFvA">http://www.youtube.com/watch?v=fCjIRVSRFvA</a></div><div><br></div><div>The prolog features we do not have are:</div><div>cut</div><div>List unification.</div><div>Unbound properties for fact instances. So that it unifies against the property.</div><div>Expressions for arguments in unifications.</div><div><br></div><div>Mark</div><div><br><blockquote type="cite"><div dir="ltr"><div><br></div>-W<br></div><div class="gmail_extra"><br><br><div class="gmail_quote">On 8 July 2013 08:33, Fatma Zaheer <span dir="ltr"><<a href="mailto:fmaqsoom@yahoo.com" target="_blank">fmaqsoom@yahoo.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div style="font-size:12pt;font-family:times new roman,new york,times,serif"><div style="font-family:'times new roman','new york',times,serif;font-size:12pt">
</div><span style="font-family:'times new roman','new york',times,serif">Dear Rules users,</span><div style="font-family:'times new roman','new york',times,serif"><br></div><div><span style="font-family:'times new roman','new york',times,serif">Can anyone of you verify the information in the table mentioned below on JBoss Drools ( business rules management systems)?</span></div>
<div><span style="font-family:'times new roman','new york',times,serif"><br></span></div><div><span style="font-family:'times new roman','new york',times,serif">Thanks in advance,</span></div>
<div><div style="font-family:'times new roman','new york',times,serif">
<table style="border-collapse:collapse;border:none" border="1" cellpadding="0" cellspacing="0">
<tbody><tr>
<td style="width:124.2pt;border:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="124">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext" lang="EN-GB">Evaluation Criteria <u></u><u></u></span></h3>
</td>
<td style="width:90.65pt;border:solid windowtext 1.0pt;border-left:none;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="91">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext" lang="EN-GB">JBoss Drools<u></u><u></u></span></h3>
</td>
</tr>
<tr style="min-height:34.7pt">
<td style="width:124.2pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt;min-height:34.7pt" valign="top" width="124">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Software
Platform<u></u><u></u></span></h3>
</td>
<td style="width:90.65pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt;min-height:34.7pt" valign="top" width="91">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Java<u></u><u></u></span></h3>
</td>
</tr>
<tr>
<td style="width:124.2pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="124">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Facilitate
for rules testing <u></u><u></u></span></h3>
</td>
<td style="width:90.65pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="91">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Yes<u></u><u></u></span></h3>
</td>
</tr>
<tr>
<td style="width:124.2pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="124">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Level
of language of rules<u></u><u></u></span></h3>
</td>
<td style="width:90.65pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="91">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">High<u></u><u></u></span></h3>
</td>
</tr>
<tr>
<td style="width:124.2pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="124">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Type
of target organization<u></u><u></u></span></h3>
</td>
<td style="width:90.65pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="91">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">All<u></u><u></u></span></h3>
</td>
</tr>
<tr>
<td style="width:124.2pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="124">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Coding
of rules required<u></u><u></u></span></h3>
</td>
<td style="width:90.65pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="91">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Yes<u></u><u></u></span></h3>
</td>
</tr>
<tr>
<td style="width:124.2pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="124">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Business
analysts control business logic<u></u><u></u></span></h3>
</td>
<td style="width:90.65pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="91">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Yes<u></u><u></u></span></h3>
</td>
</tr>
<tr>
<td style="width:124.2pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="124">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Rules
based web application<u></u><u></u></span></h3>
</td>
<td style="width:90.65pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="91">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Yes<u></u><u></u></span></h3>
</td>
</tr>
<tr>
<td style="width:124.2pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="124">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">On
Cloud<u></u><u></u></span></h3>
</td>
<td style="width:90.65pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="91">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">n.a.<u></u><u></u></span></h3>
</td>
</tr>
<tr>
<td style="width:124.2pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="124">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Forward/Backward
chaining<u></u><u></u></span></h3>
</td>
<td style="width:90.65pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="91">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Forward
chaining <u></u><u></u></span></h3>
</td>
</tr>
<tr>
<td style="width:124.2pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="124">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Uses
Reto-base or constraint base rules engine<u></u><u></u></span></h3>
</td>
<td style="width:90.65pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="91">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Reto-Base<u></u><u></u></span></h3>
</td>
</tr>
<tr>
<td style="width:124.2pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="124">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Graphical
representation of rules<u></u><u></u></span></h3>
</td>
<td style="width:90.65pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="91">
<h3><span style="font-size:8.0pt;line-height:115%;font-family:Verdana;color:windowtext;font-weight:normal" lang="EN-GB">Yes<u></u><u></u></span></h3>
</td>
</tr>
</tbody></table>
</div></div></div></div><br>_______________________________________________<br>
rules-users mailing list<br>
<a href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a><br>
<a href="https://lists.jboss.org/mailman/listinfo/rules-users" target="_blank">https://lists.jboss.org/mailman/listinfo/rules-users</a><br></blockquote></div><br></div>
_______________________________________________<br>rules-users mailing list<br><a href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a><br>https://lists.jboss.org/mailman/listinfo/rules-users</blockquote></div><br></body></html>