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Constructing P-invariants is a typical way to design deadlock-prevention monitors for systems of sequential systems with shared resources (S>sup>4PR) nets in the existing siphon-based methods. When there are some certain structures in S4PR nets, the existing siphon-based methods are not suitable for monitor designing. This study advances siphon's max-controlled conditions for P-invariant construction...
The government theory and public management theory cover and contain everything let alone the development of information technology. So the combination of the above, the e-government, is a newborn thing which is changing. In this article, we study the e-government from the point of public service. Under the backgrounds of the transmission of the government's role and functions, on the basis of Customer...
Rapidly growing motorization has led to high levels of traffic congestion and emissions and encouraged large Chinese metropolitan areas to invest in subway developments. The financial burden of these projects, however, far exceeds the availability of public funds. As a consequence, the Chinese government has started to allow lower tiers of government to experiment with Public Private Partnerships...
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