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Nested Petri nets (NP-nets) is an extension of the Petri nets formalism within the nets-within-nets approach, allowing to model systems of interacting dynamic agents in a natural way. One of the main problems in verifying of such systems is the State Explosion Problem. To tackle this problem for highly concurrent systems the unfolding method has proved to be very helpful. In this paper we conti...
this study is an outlook of iranians religious practices and customs in eras such as nasser one. it attempts to answer the main question, "religious practices and ceremonies in the society during naseri ruling" and other subsidiary questions with scientific and historical theories. iran was a traditional and religious community . people abided by their religious practices and duties within reli...
The goal of this research was to investigate the potential of newly synthesized gold complex trichloro(2,4,6-trimethylpyridine)Au(III) as an anticancer agent. The gold(III) complex was synthesized and grafted on nanoporous silica, MCM-41, to produce AuCl(3)@PF-MCM- 41 (AuCl(3) grafted on pyridine-functionalized MCM-41). The toxicity of trichloro(2,4,6- trimethylpyridine)Au(III) and AuCl(3)@PF-M...
Today, urban and regional issues related to sustainable development is a key challenge for policy-makers, planners and specialists in various disciplines. Geomorphologic studies can be useful and effective in analyzing and deriving acceptable means to assess the growth and development of the city, and to set criteria to determine the directions of urban development. Landslides ran...
Introduction: Due to the development and the importance of universities of medical sciences in education system in Iran, this study was performed to rate universities of medical sciences in the field of education based on inputs and outputs. Methods: In This descriptive analytical study, educational efficiency of 41 universities of medical sciences was reviewed and analyzed using 4 inputs and ...
To determine the type and prognostic significance of the various temporal profiles of vertebrobasilar territory infarction, 39 consecutive patients were studied. The following profiles were identified: 1) coma from onset, 5 patients; 2) sudden onset followed by stabilization, 12 patients; 3) gradual onset reaching stabilization within 24 hours, 7 patients; 4) gradual onset with progression beyo...
Early diagnosis, treatment, investigation and follow up of children with urinary tract infection (UTI) are needed to minimize renal scarring. The aims of this study were 1) to evaluate the ability of DMSA scintigraphy, ultrasound and biological parameters in detecting renal parenchymal involvement in children with acute pyelonephritis (APN) 2) to assess the relation between renal parenchymal ch...
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