Nilpotent elements of operator ideals as single commutators
Abstract
For an arbitrary operator ideal I, every nilpotent element of I is a single commutator of operators from It, for an exponent t that depends on the degree of nilpotency.
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For an arbitrary operator ideal I, every nilpotent element of I is a single commutator of operators from It, for an exponent t that depends on the degree of nilpotency.