Description: Condition on the bounds of a nonempty subinterval. (Contributed by Glauco Siliprandi, 11-Dec-2019)
Ref | Expression | ||
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Hypotheses | fourierdlem10.1 | |
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fourierdlem10.2 | |
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fourierdlem10.3 | |
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fourierdlem10.4 | |
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fourierdlem10.5 | |
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fourierdlem10.6 | |
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Assertion | fourierdlem10 | |