(24steps total) PrintForm Definitions Lemmas num thy 1 Sections StandardLIB Doc
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At: divides iff rem zero 1 2 2 1
1. a : 
2. b : 
3. b | a
4. i:, j:. j | i  (i rem j) = 0
5. a0
6. b0
  (a rem -b) = 0
By: BackThru 4

Generated subgoal:

1   -b | a
1 step

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

(24steps total) PrintForm Definitions Lemmas num thy 1 Sections StandardLIB Doc