Re: JESS: Replacing Facts

2008-09-11 Thread Wolfgang Laun
Perhaps a wrapper fact with a single slot containing a reference of the actual fact could server as a stable point of reference. That means that the many references in other real facts would remain stable, but, of course, dereferencing becomes more complicated. Only the pointer in the wrapper

Re: JESS: Replacing Facts

2008-09-11 Thread griesser
Thank you Wolfgang, this is a clever idea. I will think about it some more. On Sep 11, 2008, at 10:24 AM, Wolfgang Laun wrote: Perhaps a wrapper fact with a single slot containing a reference of the actual fact could server as a stable point of reference. That means that the many references

Re: JESS: Replacing Facts

2008-09-11 Thread Hal Hildebrand
How would you write the rules relying on the referred to facts? Just curious to find out, as this would be a useful technique... On Sep 11, 2008, at 6:00 PM, [EMAIL PROTECTED] wrote: Thank you Wolfgang, this is a clever idea. I will think about it some more. On Sep 11, 2008, at 10:24 AM,

Re: JESS: Performance question

2008-09-11 Thread James C. Owen
Greetings: I don't normally get all involved with this kind of thing but there is a practical example that shows how easily rule performance can go astray. This is taken directly from Girratano and Riley's book, Chapter 9.12, The Importance of Pattern Order (deffacts information