Nuprl Basics - Proof: sfa doc void dom fun degenerate 1 1

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At: sfa doc void dom fun degenerate 1 1

1. A : Type
2. X : Void

X = (

x.x)

By:	FunExtensionality

Generated subgoal:

1 3. x : Void
X(x) = x A
1 step

About:

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