Nuprl Rule : compactness

z:(F fix(f))↓J ⊢ ext !((!\\x.g) Ax)

  BY compactness #$i ()
  
  z:(F fix(f))↓[j:ℕ], x:(F (f^j ⊥))↓J ⊢ ext g



Definitions occuring in rule :  axiom: Ax fix: fix(F) nat: has-value: (a)↓ apply: a fun_exp: f^n bottom:

Latex:
H  z:(F  fix(f))\mdownarrow{},  J  \mvdash{}  C  ext  !((!\mbackslash{}\mbackslash{}x.g)  Ax)

    BY  compactness  \#\$i  j  x  ()
   
    H  z:(F  fix(f))\mdownarrow{},  [j:\mBbbN{}],  x:(F  (f\^{}j  \mbot{}))\mdownarrow{},  J  \mvdash{}  C  ext  g



Date html generated: 2019_06_20-PM-04_12_03
Last ObjectModification: 2015_11_23-PM-03_41_56

Theory : rules


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