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Loops in Reeb graphs of 2-manifolds

Publication ,  Journal Article
Cole-McLaughlin, K; Edelsbrunner, H; Harer, J; Natarajan, V; Pascucci, V
Published in: Discrete and Computational Geometry
January 1, 2004

Given a Morse function f over a 2-manifold with or without boundary, the Reeb graph is obtained by contracting the connected components of the level sets to points. We prove tight upper and lower bounds on the number of loops in the Reeb graph that depend on the genus, the number of boundary components, and whether or not the 2-manifold is orientable. We also give an algorithm that constructs the Reeb graph in time O(n log n), where n is the number of edges in the triangulation used to represent the 2-manifold and the Morse function.

Duke Scholars

Published In

Discrete and Computational Geometry

DOI

ISSN

0179-5376

Publication Date

January 1, 2004

Volume

32

Issue

2

Start / End Page

231 / 244

Related Subject Headings

  • Computation Theory & Mathematics
  • 49 Mathematical sciences
  • 46 Information and computing sciences
  • 0802 Computation Theory and Mathematics
  • 0103 Numerical and Computational Mathematics
  • 0101 Pure Mathematics
 

Citation

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Cole-McLaughlin, K., Edelsbrunner, H., Harer, J., Natarajan, V., & Pascucci, V. (2004). Loops in Reeb graphs of 2-manifolds. Discrete and Computational Geometry, 32(2), 231–244. https://doi.org/10.1007/s00454-004-1122-6
Cole-McLaughlin, K., H. Edelsbrunner, J. Harer, V. Natarajan, and V. Pascucci. “Loops in Reeb graphs of 2-manifolds.” Discrete and Computational Geometry 32, no. 2 (January 1, 2004): 231–44. https://doi.org/10.1007/s00454-004-1122-6.
Cole-McLaughlin K, Edelsbrunner H, Harer J, Natarajan V, Pascucci V. Loops in Reeb graphs of 2-manifolds. Discrete and Computational Geometry. 2004 Jan 1;32(2):231–44.
Cole-McLaughlin, K., et al. “Loops in Reeb graphs of 2-manifolds.” Discrete and Computational Geometry, vol. 32, no. 2, Jan. 2004, pp. 231–44. Scopus, doi:10.1007/s00454-004-1122-6.
Cole-McLaughlin K, Edelsbrunner H, Harer J, Natarajan V, Pascucci V. Loops in Reeb graphs of 2-manifolds. Discrete and Computational Geometry. 2004 Jan 1;32(2):231–244.
Journal cover image

Published In

Discrete and Computational Geometry

DOI

ISSN

0179-5376

Publication Date

January 1, 2004

Volume

32

Issue

2

Start / End Page

231 / 244

Related Subject Headings

  • Computation Theory & Mathematics
  • 49 Mathematical sciences
  • 46 Information and computing sciences
  • 0802 Computation Theory and Mathematics
  • 0103 Numerical and Computational Mathematics
  • 0101 Pure Mathematics