the list of properties from the book "the nature of order" by christopher alexander. he chose the fifteen notes for this list from what he says was a larger number of properties of centres he noticed repeating in nature and man made artifacts.
alexander lengthend this short list into a four volume essay arguing something has gone wrong with the way we build centres and then explains the correction needed to change the wrong.
this copy of the list was found at the end of a report on the use of alexanders research in the field of computer program sciences.
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