Step * 1 of Lemma FormExists_wf2


1. Type
2. Form(C)
3. ↑wfForm(a)
4. ↑SafeForm(a)
5. ¬↑termForm(a)
6. Atom
⊢ ↑wfForm(∃x. a)
BY
((RepUR ``wfForm termForm wfFormAux`` THEN Fold `wfFormAux` 0) THEN RW assert_pushdownC THEN Auto) }

1
1. Type
2. Form(C)
3. ↑wfForm(a)
4. ↑SafeForm(a)
5. ¬↑termForm(a)
6. Atom
⊢ ↑(wfFormAux(a) ff)


Latex:


Latex:

1.  C  :  Type
2.  a  :  Form(C)
3.  \muparrow{}wfForm(a)
4.  \muparrow{}SafeForm(a)
5.  \mneg{}\muparrow{}termForm(a)
6.  x  :  Atom
\mvdash{}  \muparrow{}wfForm(\mexists{}x.  a)


By


Latex:
((RepUR  ``wfForm  termForm  wfFormAux``  0  THEN  Fold  `wfFormAux`  0)
  THEN  RW  assert\_pushdownC  0
  THEN  Auto)




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