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Results tagged with traces
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user 71190
For questions involving the trace of a square matrix, i.e. the sum of the elements on the main diagonal.
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On the equality Tr(Af) = Tr(fA)
Consider the Hilbert space $H = L^2(\mathbb{R})$, and a bounded operator $A \in B(H)$ which satisfies:
$$
\forall f \in H, \quad Af \text{ is trace class and } Tr(Af) < C \| f \|_{H},
$$
where $f$ is …
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