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Lebesgue integral
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The Lebesgue integralNote that the areas, or slices, to be summed are horizontal rather than vertical. One such slice, in yellow, indicates the (disjoint) set, at the base of the blue bars, that corresponds to that slice's range of values.
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Lebesgue integral: Related Content

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Photos

The Lebesgue integralNote that the areas, or slices, to be summed are horizontal rather than vertical. One such slice, in yellow, indicates the (disjoint) set, at the base of the blue bars, that corresponds to that slice's range of values.
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Related Topics and References

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Key People

Lebesgue, portrait by an unknown artist, 1929
Henri-Léon Lebesgue
French mathematician