Def AB == B<A

is mentioned by

Thm* a:, b:. a | b  ab	[divisor_bound]
Thm* a:, b:. a | b  ab	[divisors_bound]

In prior sections: int 1 bool 1 int 2 core

Try larger context: StandardLIB IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html