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math.FA2020
Isometric dilations of commuting contractions and Brehmer positivity
Sibaprasad Barik, B. Krishna Das
It is well-known that an -tuple of commuting contractions does not posses an isometric dilation, in general. Considering a class of -tuple of commuting contraction…
math.FA2020★ 1 cited
Commutant lifting in several variables
Sibaprasad Barik, Monojit Bhattacharjee, B. Krishna Das
In this article we study commutant lifting, more generally intertwining lifting, for different reproducing kernel Hilbert spaces over two domains in , namely the unit…