Differences between version dated 2005-03-05 16:18:02 and 2005-03-05 16:23:30
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Sometimes, more than one method of a generic function (or ``Dispatcher`` entry)
applies in a given circumstance. For example, you might need to sum the
results of a series of pricing rules in order to compute product's price. Or,
results of a series of pricing rules in order to compute a product's price. Or,
sometimes you'd like a method to be able to modify the result of a