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STRONG CONVEXITY RESULTS FOR QUEUEING SYSTEMS.

Publication ,  Journal Article
Harel, A; Zipkin, PH
Published in: Operations Research
1987

We prove a strong (and seemingly odd) result about the M/M/c queue: the reciprocal of the average sojourn time is a concave function of the traffic intensity. We use this result to show that the average itself is jointly convex in arrival and service rates. The standard deviation has the same properties. Also, we determine conditions under which these properties are exhibited by a standard approximation for the M/G/c queue. These results are useful in design studies for telecommunications and production systems.

Duke Scholars

Published In

Operations Research

Publication Date

1987

Volume

35

Issue

3

Start / End Page

405 / 418

Related Subject Headings

  • Operations Research
  • 3507 Strategy, management and organisational behaviour
  • 1503 Business and Management
  • 0802 Computation Theory and Mathematics
  • 0102 Applied Mathematics
 

Citation

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Harel, A., & Zipkin, P. H. (1987). STRONG CONVEXITY RESULTS FOR QUEUEING SYSTEMS. Operations Research, 35(3), 405–418.
Harel, A., and P. H. Zipkin. “STRONG CONVEXITY RESULTS FOR QUEUEING SYSTEMS.Operations Research 35, no. 3 (1987): 405–18.
Harel A, Zipkin PH. STRONG CONVEXITY RESULTS FOR QUEUEING SYSTEMS. Operations Research. 1987;35(3):405–18.
Harel, A., and P. H. Zipkin. “STRONG CONVEXITY RESULTS FOR QUEUEING SYSTEMS.Operations Research, vol. 35, no. 3, 1987, pp. 405–18.
Harel A, Zipkin PH. STRONG CONVEXITY RESULTS FOR QUEUEING SYSTEMS. Operations Research. 1987;35(3):405–418.

Published In

Operations Research

Publication Date

1987

Volume

35

Issue

3

Start / End Page

405 / 418

Related Subject Headings

  • Operations Research
  • 3507 Strategy, management and organisational behaviour
  • 1503 Business and Management
  • 0802 Computation Theory and Mathematics
  • 0102 Applied Mathematics