Definitions mb nat Sections MarkB generic Doc
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Some definitions of interest.
rel_orDef (R1  R2)(x,y) == (x R1 y)  (x R2 y)
Thm* T:Type, R1,R2:(TTProp). (R1  R2)  TTProp
symDef Sym x,y:T. E(x;y) == a,b:T. E(a;b)  E(b;a)
Thm* T:Type, E:(TTProp). (Sym x,y:T. E(x,y))  Prop

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applyfunctionuniversememberpropimpliesorall!abstraction
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

Definitions mb nat Sections MarkB generic Doc