NCPC 2014 October 4, 2014 Problems A B

Source URL: ncpc.idi.ntnu.no

Number Walls in Combinatorics Michael Somos September 20, 2000 The fundamental equation is A Catalan Number Wall 1

Source URL: somos.crg4.com

VOLUME 6 Number 1 Spring 2012 EZRA writes to you this spring from Provence and Barcelona—and evokes the Provençal and Catalan languages, not to mention the old Provençal of some of the 12th century troubadours and

Source URL: www.ezratranslation.com

Hungary, a small country in central Europe Catalan’s conjecture, a famous problem of number theory

Source URL: www.jsps.go.jp

PERMUTATIONS, PATTERN AVOIDANCE, AND THE CATALAN TRIANGLE DEREK DESANTIS, CALIFORNIA STATE UNIVERSITY CHANNEL ISLANDS REBECCA FIELD, JAMES MADISON UNIVERSITY WESLEY HOUGH, HANOVER COLLEGE BRANT JONES, JAMES MADISON UNIVE

Source URL: educ.jmu.edu

• Permutations
• Permutation pattern
• Catalan number
• Permutation
• Symmetric group
• Mathematics
• Combinatorics
• Algebra

An O(ND) Difference Algorithm and Its Variations∗ EUGENE W. MYERS Department of Computer Science, University of Arizona, Tucson, AZ 85721, U.S.A. ABSTRACT

Source URL: xmailserver.org

• Operations research
• NP-complete problems
• Dynamic programming
• Equations
• Systems engineering
• Shortest path problem
• Longest common subsequence problem
• Graph
• Catalan number
• Mathematics
• Theoretical computer science
• Graph theory

Number Walls in Combinatorics Michael Somos September 20, 2000 The fundamental equation is A Catalan Number Wall 1

Source URL: grail.cba.csuohio.edu

• Catalan number
• Generating function
• Mathematics
• Enumerative combinatorics
• Integer sequences

Catalan Numbers Tanya Khovanova September 26, 2011 Class Discussion Sequences. Online Encyclopedia of Integer sequences: http://oeis.org/. Continue the sequence 1,2,3,4,5,6,7,8,9.

Source URL: www.tanyakhovanova.com

• Mathematical notation
• Enumerative combinatorics
• Catalan number
• Binary tree
• Summation
• On-Line Encyclopedia of Integer Sequences
• Bracket
• Pi
• Harvard–MIT Mathematics Tournament
• Mathematics
• Integer sequences
• Arithmetic

CCCG 2003, Halifax, Nova Scotia, August 11–13, 2003 On the Number of Pseudo-Triangulations of Certain Point Sets Oswin Aichholzer∗ David Orden†

Source URL: www.cccg.ca

• Topology
• Pseudotriangle
• Catalan number
• Convex hull
• Tessellation
• Planar straight-line graph
• Jump-and-Walk algorithm
• Geometry
• Mathematics
• Triangulation

1 New Wallis- and Catalan-Type Infinite Products for π , e, and 2 + 2 Jonathan Sondow and Huang Yi Abstract

Source URL: arxiv.org

• Combinatorics
• Meromorphic functions
• Trigonometry
• Wallis product
• Pi
• Transcendental number
• Factorial
• Gamma function
• Sine
• Mathematics
• Mathematical analysis
• Mathematical constants