Def P  Q == (P  Q) & (P  Q)

is mentioned by

Thm* m,n:. m = n  m = n

[nat_eq_to_int]

In prior sections: core fun 1 well fnd int 1 bool 1 hol hol bool

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