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Step * 2 of Lemma rsin-strictly-increasing


rcos(x) continuous for x ∈ (-(π/2), π/2)
BY
{ ((BLemma `function-is-continuous` THEN Auto) THEN RWO "-1" 0 THEN Auto) }

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Latex:

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Latex:

rcos(x)  continuous  for  x  \mmember{}  (-(\mpi{}/2),  \mpi{}/2)


By

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Latex:
((BLemma  `function-is-continuous`  THEN  Auto)  THEN  RWO  "-1"  0  THEN  Auto)

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