(3steps total) PrintForm Definitions Lemmas IteratedBinops Sections DiscrMathExt Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: sum via intseg singleton 1 1

1. a : 
2. b : 
3. {a..b}
4. a+1 = b
  is_ident(; (x,yx+y); 0)


By: BackThru: Thm*  is_ident(; (x,yx+y); 0)


Generated subgoals:

None

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

(3steps total) PrintForm Definitions Lemmas IteratedBinops Sections DiscrMathExt Doc