Abstract
We develop a general theory of martingale transform operators with operator-valued multiplying sequences. Applications are given to classical operators such as Doob's maximal function and the square function. Some geometric properties of the underlying Banach spaces are also considered.
Citation
Teresa Martínez. José L. Torrea. "Operator-valued martingale transforms." Tohoku Math. J. (2) 52 (3) 449 - 474, 2000. https://doi.org/10.2748/tmj/1178207823
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