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20232026
most citedError analysis of kernel EDMD for prediction and control in the Koopman framework

4 citations · 13 across the 12 of their papers we have counts for

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math.FA2026

On non-negative operators in Krein spaces and their perturbations

Jussi Behrndt, Friedrich M. Philipp, Carsten Trunk

One of the most important contributions of Heinz Langer in the area of operator theory in Krein spaces is the introduction of the notion of definitizable operators and the construc…