I have written a polynomial class along the lines described in SICP 2.5.3 (except using defclass). I would like to be able to seamlessly add and multiply polynomials and regular numbers but I can\'t m
I\'m trying to change the value of an Editable-Text control in Allegro CL (version 8.0.1) by clicking a Default-Button.
What is the right way to define a generic in package A and to provide a method for this generic in package B in CLOS?