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Step * 2 of Lemma iproper-length-iff


1. I : Interval
2. i-finite(I)
3. iproper(I)
⊢ r0 < |I|
BY
{ (BLemma `iproper-length` THEN Auto) }

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Latex:

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Latex:

1.  I  :  Interval
2.  i-finite(I)
3.  iproper(I)
\mvdash{}  r0  <  |I|


By

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Latex:
(BLemma  `iproper-length`  THEN  Auto)

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