Abstract
L2 boundedness of commutators of Calderón-Zygmund singular integral operators with weak kernel [b, T]f= bTf - T(bf) is proved when 6 ∈ BMO. This result extends Coifman-Rochberg-Weiss Theorem. An equivalent version is that bilinear operator gT( f) -fT * ( g ) ∈ H1, provided f, g ∈ L2. This is a new result in the compensated compactness theory.
Original language | English |
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Pages (from-to) | 426-427 |
Number of pages | 2 |
Journal | Progress in Natural Science |
Volume | 8 |
Issue number | 4 |
Publication status | Published - 1998 |
Keywords
- BCR algorithm
- BMO
- Commutator
- Hardy space
- Singular integral
- Wavelets