Semi-Group Methods in Stochastic Control

1982 ◽  
Author(s):  
Maurice Robin
Keyword(s):  
Stochastic Control ◽  
Semi Group ◽  
Group Methods

scholarly journals Semi-group methods in stochastic control

1985 ◽  
Vol 14 (1) ◽  
pp. 47-58
Author(s):  
A. Bensoussan
Keyword(s):  
Stochastic Control ◽  
Semi Group ◽  
Group Methods

Efficiency of 3% Non-epinephrine Mepivacaine Application During Intraligamentary Anesthesia With Positive and Negative Aspiration in Pain Sensitivity to Electric Current of Young Subject`s Upper Anterior Teeth Pulp:

2017 ◽  
Vol 1 (1) ◽  
Keyword(s):  
Pain Sensitivity ◽  
Pain Threshold ◽  
Young Subject ◽  
Reference Level ◽  
Maximum Effect ◽  
Anterior Teeth ◽  
Randomized Controlled Studies ◽  
Group Methods ◽  
Peak Increase ◽  
Infiltration Anesthesia

Background: Separation methods of local anesthesia to diffuse and vascular must significantly affect the clinical effect of adrenaline containing local anesthetic (mepivacaine). The aim of this prospective, randomized, controlled studies µAde was to compare the degree of anesthesia of intact upper lateral incisor the cartridge ¼ 3% mepivacain without epinephrine in the group after the infiltration and after intraligamentary anesthesia (ILA) in the experimental group. Methods: Anesthesia performed computer syringe Sleeper One 86 subjects aged 20-23 years. In all cases, aspiration was performed. With pulp tester IVN-01 measured the pain threshold incisors and canines in microamperes during the anesthetic effect. Results: Reference level of all researched teeth (86 subjects) was ranged from 1 to 10 µA. Uniform pain threshold increase to 95 (±20) µA by 5 min. watched during infiltration anesthesia then this value gradually descended to reference level (by 20 min.). Peak single increase of pain threshold to 55 (±8,9) µA occurred immediately after 1st minute of ILA, then this value subsequently drops to reference level (10 µA) by 20 minutes. Difference between groups of infiltration and intraligamentary anesthesia (ILA+ red) and (ILA – green) presented on Chart 6. Conclusions: Infiltration anesthesia with mepivacaine without epinephrine smoothly diffusely increased the pain threshold of the front teeth, reaching a significant, maximum effect by 5 minutes. Intraligamentary injection immediately after administration created a peak increase in pain sensitivity at a lower level, almost without the participation of the diffuse component.

Stochastic control over finite capacity channels: Causality and feedback

2009 ◽  
Author(s):  
Charalambos D. Charalambous ◽  
Christos K. Kourtellaris ◽  
Photios Stavrou
Keyword(s):  
Stochastic Control ◽  
Finite Capacity

Challenges and threats to the economic security in the ferrous metallurgy

2020 ◽  
Vol 8 (8) ◽  
pp. 1527-1544
Author(s):  
I.L. Ryabkov ◽  
N.N. Yashalova
Keyword(s):  
Ferrous Metallurgy ◽  
Financial Management ◽  
Ferrous Metal ◽  
Economic Security ◽  
Competitive Advantages ◽  
Corporate Strategies ◽  
Group Methods ◽  
Production Distribution ◽  
The Impact ◽  
Market Strategies

Subject. The article focuses on market strategies of the Russian enterprises operating in the ferrous metallurgy. Objectives. The study is to analyze corporate strategies the leading ferrous metal manufacturers use in the Russian Federation, such as NLMK Group, Severstal, Magnitogorsk Iron & Steel Works, EVRAZ Group. Methods. The study interprets public financial statements and methods of the logic, intuitive and comparative analysis. Results. We analyze market strategies of the Russian metal manufacturers, determine their development priorities and competitive advantages and weaknesses. We describe the impact of various threats and measures metallurgical companies undertake to eliminate them. Conclusions and Relevance. We sorted out possible threats and exposures of the Russian metallurgic companies' economic security and traced the dynamics of their significance for 2015 to 2019. Key threats relate to policies, economy, external and internal market, regulations and laws, production, distribution and financial management, consumption, IT, social welfare and environment.

A Lower Bounding Linear Programming approach to the Perimeter Patrol Stochastic Control Problem

2012 ◽  
Author(s):  
Krishnamoorthy Kalyanam ◽  
Swaroop Darbha ◽  
Myoungkuk Park ◽  
Meir Pachter ◽  
Phil Chandler ◽  
...  
Keyword(s):  
Linear Programming ◽  
Control Problem ◽  
Stochastic Control ◽  
Programming Approach ◽  
Linear Programming Approach ◽  
Lower Bounding ◽  
Stochastic Control Problem
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