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Who Cites hequal?
hequalDef equal == x:'ay:'ax = y
Thm* 'a:S. equal  ('a  'a  hbool)
bequalDef x = y == (x = y  T)
Thm* T:Type, x,y:T. (x = y 
tlambdaDef (x:Tb(x))(x) == b(x)
prop_to_boolDef P == InjCase(lem(P) ; true; false)
Thm* P:Prop. (P 

Syntax:equal has structure: hequal('a)

About:
boolbfalsebtruedecide
applyuniverseequalmemberpropall!abstraction
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

WhoCites Definitions HOLlib Sections NuprlLIB Doc