(10steps total) PrintForm Definitions Lemmas num thy 1 Sections StandardLIB Doc
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At: decidable divides 1 1 2

1. a : 
2. b : 
3. a = 0
4. b = 0
  a | b  a | b


By: (DNth 2 0) THEN (Analyze 0)


Generated subgoal:

1 5. a | b
  False

1 step

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

(10steps total) PrintForm Definitions Lemmas num thy 1 Sections StandardLIB Doc