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Step * of Lemma index-of-min_wf

∀[zs:ℤ List+]. (index-of-min(zs) ∈ {i:ℕ||zs||| ∀x:ℤ. ((x ∈ zs) ⇒ (zs[i] ≤ x))} )
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[zs:\mBbbZ{}  List\msupplus{}].  (index-of-min(zs)  \mmember{}  \{i:\mBbbN{}||zs|||  \mforall{}x:\mBbbZ{}.  ((x  \mmember{}  zs)  {}\mRightarrow{}  (zs[i]  \mleq{}  x))\}  )


By

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Latex:
ProveWfLemma

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