Given ,
enforce the following conditions:
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The first example, , holds since:
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The second example, ,
, holds since:
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.
The third example, ,
,
holds since:
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.
The fourth example, ,
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holds since:
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,
the sequence contains peaks,
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The sequence contains peaks,
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The fifth example, ,
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holds since:
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the sequence contains changes,
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The sequence contains changes,
.