[plt-planet-announce] Updated PLaneT package: williams/inference.plt for 4.x

From: PLaneT (planet at plt-scheme.org)
Date: Thu Apr 8 11:47:38 EDT 2010

This announces the availability of an updated package from PLaneT:

Name:            inference.plt
Package version: 2.6
Owner:           williams

Package Description
Implements a rule-based inference engine that supports both forward (data-driven) and backward (goal-driven) chaining.
Release Notes
Added simple truth maintenance using assertion hooks. This allows a class to specify actions when facts in that class are asserted or retracted.

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