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Step * of Lemma stable__from_decidable

∀[P:ℙ]. (Dec(P) ⇒ Stable{P})
BY
{ (Unfolds ``decidable stable`` 0 THEN Auto) }

1
1. [P] : ℙ
2. P ∨ (¬P)
3. ¬¬P
⊢ P

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Latex:

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Latex:
\mforall{}[P:\mBbbP{}].  (Dec(P)  {}\mRightarrow{}  Stable\{P\})


By

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Latex:
(Unfolds  ``decidable  stable``  0  THEN  Auto)

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