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In this paper a model reduction algorithm in the nu-gap metric is considered. The metric was originally developed to evaluate robustness of a controller for a given plant. In fact, the nu-gap metric induces the weakest topology in which stability is a robust property. All in all the nu-gap metric is perhaps the best metric to evaluate the distance between two systems in a closed loop setup. In the
The myriad of interpersonal relationships in tourism, between tourists, between tourists and locals, and between tourists and the service providers, are essential, generic components of the tourist experience. However, interpersonal relationships are emerging as a commercial value in the tourism industry as well, expressed for example in rural commercial home type of businesses, and in wellness-or
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Abstract in German Die so genannte relative Einkommenshypothese (REH) konnte trotz intensiver epidemiologischer Forschung bisher nicht vollständig belegt werden. Die Literatur über den Einfluss von Einkommensungleichheit auf die individuelle Gesundheit nennt das Sozialkapital eines Individuums, höhere Gewalt- und Verbrechensraten sowie das Ausmaß öffentlicher Ausgaben für die Gesundheitsfürsorge e
