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Random permutations

Schnappschüsse moderner Mathematik aus Oberwolfach

Random permutations

100 people leave their hats at the door at a party and pick up a completely random hat when they leave. How likely is it that at least one of them will get back their own hat? If the hats carry name tags, how difficult is it to arrange for all hats to be re- turned to their owner? These classical questions of probability theory can be answered relatively easily. But if a geometric component is added, answering the same questions immediately becomes very hard, and little is known about them. We present some of the open questions and give an overview of what current research can say about them.

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Mathematisches Fachgebiet

Geometrie und Topologie
Wahrscheinlichkeitstheorie und Statistik

Verbindung zu anderen Gebieten

Physik

Autor(en)

Volker Betz

Lizenz

DOI (Digital Object Identifier)

10.14760/SNAP-2019-007-EN

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snapshots-2019-007.pdf

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snapshots: overview

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      Algebra und Zahlentheorie
      Analysis
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      Diskrete Mathematik und Grundlagen
      Geometrie und Topologie
      Numerik und Wissenschaftliches Rechnen
      Wahrscheinlichkeitstheorie und Statistik

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