---

Step * of Lemma dec2bool_decidable

∀[P:ℙ]. ∀p:Dec(P). {↑dec2bool(p) ⇐⇒ P}
BY
{ (Unfold `guard` 0
   THEN Unfolds ``decidable dec2bool`` 0
   THEN Unfold `or` 0
   THEN Auto
   THEN Try ((D (-2)))
   THEN All Reduce
   THEN Auto) }

---

Latex:

---

Latex:
\mforall{}[P:\mBbbP{}].  \mforall{}p:Dec(P).  \{\muparrow{}dec2bool(p)  \mLeftarrow{}{}\mRightarrow{}  P\}


By

---

Latex:
(Unfold  `guard`  0
  THEN  Unfolds  ``decidable  dec2bool``  0
  THEN  Unfold  `or`  0
  THEN  Auto
  THEN  Try  ((D  (-2)))
  THEN  All  Reduce
  THEN  Auto)

---

Home Index