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At: divides of absvals 1 1 2

1. a : 
2. b : 
3. 0a
4. b<0
  a | -b  a | b


By: RWH (RevLemmaC Thm* a,b:a | b  a | -b) 0


Generated subgoals:

None

About:
intnatural_numberminusless_thanall
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

(7steps total) PrintForm Definitions Lemmas num thy 1 Sections StandardLIB Doc