Step * 1 of Lemma null_cons_lemma


1. Top@i
2. Top@i
⊢ null([a b]) ff
BY
Try (RW (AddrC [1] (UnfoldC `null` ANDTHENC ReduceC)) 0)⋅ }

1
1. Top@i
2. Top@i
⊢ ff ff


Latex:


Latex:

1.  b  :  Top@i
2.  a  :  Top@i
\mvdash{}  null([a  /  b])  \msim{}  ff


By


Latex:
Try  (RW  (AddrC  [1]  (UnfoldC  `null`  ANDTHENC  ReduceC))  0)\mcdot{}




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