Displaying similar documents to “The maximal quartile operator.”

The bilinear Hilbert trasform is pointwise finite.

Michael T. Lacey (1997)

Revista Matemática Iberoamericana

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Let f ∈ L and g ∈ L2 be supported on [0,1]. Then the principal value integral below exists in L1. p.v.   ∫ f(x + y) g(x - y) dy / y.