Axiomatic purity of D

[retard]

Sun, 01 Aug 2010 23:42:55 +0000, BCS wrote:

> Hello retard,
> 
>> the brick wall book by B.P.
>> 
>> 
> link?

The link was on another reply in this thread:

http://books.google.com/books?id=ti6zoAC9Ph8C&pg=PA95&lpg=PA95&dq=safety+%
3D+progress+%2B
+preservation&source=bl&ots=EzM9xEpZWD&sig=CJrn0iCMOCrBk_YF9CvXn-2GG60&hl=en&ei=nnJTTIyREoigsQPY8JXaAg&sa=X&oi=book_result&ct=result&resnum=1&ved=0CBIQ6AEwAA#v=onepage&q=safety
%20%3D%20progress%20%2B%20preservation&f=false

or

http://www.cis.upenn.edu/~bcpierce/tapl/