Reflection trick and a formula for Catalan numbers

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En provenance du cours de National Research University Higher School of Economics
Introduction to Enumerative Combinatorics
47 notes
National Research University Higher School of Economics
47 notes
À partir de la leçon
A nonlinear recurrence: many faces of Catalan numbers
In this lecture we introduce Catalan numbers and discuss several ways to define them: via triangulations of a polygon, Dyck paths and binary trees. We also prove an explicit formula for Catalan numbers.

Rencontrer les enseignants

  • Evgeny Smirnov
    Evgeny Smirnov
    Associate Professor
    Faculty of Mathematics

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