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Trees, permutations and the tangent function

History and Overview 2007-05-23 v1 Combinatorics

Abstract

This is a report on a talk to high school mathematics students. It gives some combinatorial connections for the entries of the boustrophedon triangle whose sides are the Taylor coefficients for the tangent and secant functions.

Keywords

Cite

@article{arxiv.math/0303267,
  title  = {Trees, permutations and the tangent function},
  author = {Ross Street},
  journal= {arXiv preprint arXiv:math/0303267},
  year   = {2007}
}

Comments

9 pages, pdf file of MacWrite document