Nuprl Definition : formulaco
formulaco() ==
corec(X.lbl:Atom × if lbl =a "var" then Atom
if lbl =a "not" then X
if lbl =a "and" then left:X × X
if lbl =a "or" then left:X × X
if lbl =a "imp" then left:X × X
else Void
fi )
Definitions occuring in Statement :
corec: corec(T.F[T]),
ifthenelse: if b then t else f fi ,
eq_atom: x =a y,
product: x:A × B[x],
token: "$token",
atom: Atom,
void: Void
Definitions occuring in definition :
corec: corec(T.F[T]),
atom: Atom,
ifthenelse: if b then t else f fi ,
eq_atom: x =a y,
token: "$token",
product: x:A × B[x],
void: Void
FDL editor aliases :
formulaco
Latex:
formulaco() ==
corec(X.lbl:Atom \mtimes{} if lbl =a "var" then Atom
if lbl =a "not" then X
if lbl =a "and" then left:X \mtimes{} X
if lbl =a "or" then left:X \mtimes{} X
if lbl =a "imp" then left:X \mtimes{} X
else Void
fi )
Date html generated:
2016_05_15-PM-07_00_47
Last ObjectModification:
2015_09_23-AM-08_08_40
Theory : general
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