30 citations · 75 across the 19 of their papers we have counts for
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math.FA2019★ 13 cited
Non-uniform Stability of Damped Contraction Semigroups
Ralph Chill, Lassi Paunonen, David Seifert +2
We investigate the stability properties of strongly continuous semigroups generated by operators of the form , where is a generator of a contraction semigroup and $B…
math.FA2019
Atomic operators in vector lattices
Ralph Chill, Marat Pliev
In this paper we introduce a new class of operators on vector lattices. We say that a linear or nonlinear operator from a vector lattice to a vector lattice is atomic i…