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Step * 1 1 2 of Lemma i-approx-rep


1. J : Interval
2. icompact(J)
3. left-endpoint(J) ≤ right-endpoint(J)
⊢ J = [left-endpoint(J), right-endpoint(J)] ∈ Interval
BY
{ Thin (-1) }

1
1. J : Interval
2. icompact(J)
⊢ J = [left-endpoint(J), right-endpoint(J)] ∈ Interval

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Latex:

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Latex:

1.  J  :  Interval
2.  icompact(J)
3.  left-endpoint(J)  \mleq{}  right-endpoint(J)
\mvdash{}  J  =  [left-endpoint(J),  right-endpoint(J)]


By

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Latex:
Thin  (-1)

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