Def implies == p:. q:. pq

is mentioned by

Thm* 'a:S.  Thm* all Thm* (P:'a  hbool. all Thm* (P:'a  hbool. (B:'a  hbool. equal Thm* (P:'a  hbool. (B:'a  hbool. (res_forall(P,B) Thm* (P:'a  hbool. (B:'a  hbool. ,all(x:'a. implies(P(x),B(x))))))

[hres_forall_wd]

In prior sections: hol bool

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