Professor emeritus
Ph.D. Case Institute of Technology, 1962 Operations Research

4125 Etcheverry Hall
(510) 642-4926
E-mail: wolff (at)                 

"My work in queueing theory and stochastic processes, though very theoretical, is motivated bypractical considerations and potential applications in transportation, communications, and manufacturing."


  • Queueing Theory
  • Approximations & Bounds for Stochastic Processes
  • Queuing Network - Application to Communication & Data
  • Transmission Systems


  • Stochastic Modeling and the Theory of Queues, Prentice Hall, 1989
  • On Finite Delay-Moment Conditions in Queues,Operations Research, 1991
  • A Review of Regenerative Processes, (with K. Sigman), 1992, to appear in SIAM Review

Ph.D. Theses Supervised

  • "Queueing Systems with Returning Customers and the Order of Tandem Queues," Betsy Sue Greenberg
  • "Applications of Harris Ergodic Markov Chains to the Regenerative Nature of Queueing Systems," Karl Sigman
  • "Approximate Stochastic Behavior of a Voice/Data Multiplexer," S. Chet Bradley Birger