| From: Stevie Strickland (sstrickl at ccs.neu.edu) Date: Fri Feb 5 11:40:00 EST 2010 |
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On Feb 5, 2010, at 11:05 AM, Robby Findler wrote: > You could use objects that have to implement various methods, member?, > cardinality, union, enumerate (to debug; for infinite sets it would > just stop after a while). Which leads nicely to Cook's essay at Onward this past year: http://wcook.blogspot.com/2009/11/on-understanding-data-absraction.html Stevie
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