Description: E is a function that maps any point to a periodic corresponding point in ( A , B ] . (Contributed by Glauco Siliprandi, 11-Dec-2019)
Ref | Expression | ||
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Hypotheses | fourierdlem4.a | |
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fourierdlem4.b | |
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fourierdlem4.altb | |
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fourierdlem4.t | |
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fourierdlem4.e | |
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Assertion | fourierdlem4 | |