Definitions int 2 Sections StandardLIB Doc
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Some definitions of interest.
geDef ij == ji
Thm* i,j:. (ij Prop
gtDef i>j == j<i
Thm* i,j:. (i>j Prop
int_lowerDef {...i} == {j:ji }
Thm* i:. {...i Type
int_segDef {i..j} == {k:i  k < j }
Thm* m,n:. {m..n Type
nat_plusDef  == {i:| 0<i }
Thm*   Type

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intnatural_numberless_thansetuniversememberpropall!abstraction
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

Definitions int 2 Sections StandardLIB Doc