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Reciprocal domains and Cohen-Macaulay d-complexes in ℝd

Publication ,  Journal Article
Miller, E; Reiner, V
Published in: Electronic Journal of Combinatorics
January 7, 2005

We extend a reciprocity theorem of Stanley about enumeration of integer points in polyhedral cones when one exchanges strict and weak inequalities. The proof highlights the roles played by Cohen-Macaulayness and canonical modules. The extension raises the issue of whether a Cohen-Macaulay complex of dimension d embedded piecewise-linearly in ℝd is necessarily a d-ball. This is observed to be true for d ≤ 3, but false for d = 4.

Duke Scholars

Published In

Electronic Journal of Combinatorics

EISSN

1077-8926

ISSN

1077-8926

Publication Date

January 7, 2005

Volume

11

Issue

2 N

Start / End Page

1 / 9

Related Subject Headings

  • Computation Theory & Mathematics
  • 0802 Computation Theory and Mathematics
  • 0101 Pure Mathematics
 

Citation

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ICMJE
MLA
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Miller, E., & Reiner, V. (2005). Reciprocal domains and Cohen-Macaulay d-complexes in ℝd. Electronic Journal of Combinatorics, 11(2 N), 1–9.
Miller, E., and V. Reiner. “Reciprocal domains and Cohen-Macaulay d-complexes in ℝd.” Electronic Journal of Combinatorics 11, no. 2 N (January 7, 2005): 1–9.
Miller E, Reiner V. Reciprocal domains and Cohen-Macaulay d-complexes in ℝd. Electronic Journal of Combinatorics. 2005 Jan 7;11(2 N):1–9.
Miller, E., and V. Reiner. “Reciprocal domains and Cohen-Macaulay d-complexes in ℝd.” Electronic Journal of Combinatorics, vol. 11, no. 2 N, Jan. 2005, pp. 1–9.
Miller E, Reiner V. Reciprocal domains and Cohen-Macaulay d-complexes in ℝd. Electronic Journal of Combinatorics. 2005 Jan 7;11(2 N):1–9.

Published In

Electronic Journal of Combinatorics

EISSN

1077-8926

ISSN

1077-8926

Publication Date

January 7, 2005

Volume

11

Issue

2 N

Start / End Page

1 / 9

Related Subject Headings

  • Computation Theory & Mathematics
  • 0802 Computation Theory and Mathematics
  • 0101 Pure Mathematics