On Niu&s conjecture for tandem queues

Citation
S. Greenberg, Betsy, On Niu&s conjecture for tandem queues, Advances in applied probability , 19(3), 1987, pp. 751-753
ISSN journal
00018678
Volume
19
Issue
3
Year of publication
1987
Pages
751 - 753
Database
ACNP
SICI code
Abstract
We show that Niu&s (1980) conjecture is true for Poisson arrivals and light traffic. We also show that a weak version of the conjecture is true for a special case in heavy traffic.