Nuprl Lemma : not_base_enumerable3
(f:  Base. Surj(;Base;f))
Proof
Definitions occuring in Statement : 
surject: Surj(A;B;f), 
nat: , 
exists: x:A. B[x], 
not: A, 
function: x:A  B[x], 
base: Base
Definitions : 
so_lambda: x.t[x], 
member: t  T, 
implies: P  Q, 
not: A, 
so_apply: x[s], 
uall: [x:A]. B[x], 
all: x:A. B[x], 
false: False, 
prop:
Lemmas : 
surject_wf, 
nat_wf, 
exists_wf, 
not_base_decidble_eq_diag2, 
base_wf, 
surject_implies_decidble_eq2
\mneg{}(\mexists{}f:\mBbbN{}  {}\mrightarrow{}  Base.  Surj(\mBbbN{};Base;f))
Date html generated:
2013_03_20-AM-09_48_24
Last ObjectModification:
2012_11_27-AM-10_32_01
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