Step
*
of Lemma
continuous-compact-range-totally-bounded
∀I:Interval. ∀f:I ⟶ℝ. (icompact(I)
⇒ f[x] continuous for x ∈ I
⇒ totally-bounded(f[x](x∈I)))
BY
{ (Auto
THEN InstLemma `continuous-range-totally-bounded` [⌜I⌝;⌜f⌝;⌜1⌝]⋅
THEN Auto
THEN All (Unfold `so_apply`)⋅
THEN (All (RWO "i-approx-of-compact") THEN Auto)⋅) }
Latex:
Latex:
\mforall{}I:Interval. \mforall{}f:I {}\mrightarrow{}\mBbbR{}. (icompact(I) {}\mRightarrow{} f[x] continuous for x \mmember{} I {}\mRightarrow{} totally-bounded(f[x](x\mmember{}I)))
By
Latex:
(Auto
THEN InstLemma `continuous-range-totally-bounded` [\mkleeneopen{}I\mkleeneclose{};\mkleeneopen{}f\mkleeneclose{};\mkleeneopen{}1\mkleeneclose{}]\mcdot{}
THEN Auto
THEN All (Unfold `so\_apply`)\mcdot{}
THEN (All (RWO "i-approx-of-compact") THEN Auto)\mcdot{})
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