scholarly journals Rokhlin's School in ergodic theory

1989 ◽  
Vol 9 (4) ◽  
pp. 609-618
Author(s):  
Sergey Yuzvinsky
Keyword(s):  
Ergodic Theory ◽  
General Development

Ergodic theory is one of several fields of mathematics where the name Vladimir Abramovich Rokhlin (spelled also ‘Rochlin’ and ‘Rohlin’) is well known to the specialists. That name is attached to some very often used theorems, but the goal of this paper is not just to remind the reader of these theorems. I put them in the context of the general development of ergodic theory during the thirty years 1940–70. Most of all, I want to emphasize that Rokhlin was not only a researcher producing powerful results but also a founder of schools at the two best Universities in the USSR. For at least 10 years (1958–68) these schools dominated ergodic theory. This paper is not biographical. Rokhlin's life certainly deserves a better biographer. However, I mention certain circumstances of a non-mathematical nature where it seems to be appropriate.

Ergodic Theory

1983 ◽  
Author(s):  
Karl E. Petersen
Keyword(s):  
Ergodic Theory

An Adaptive Data Distribution Through Tree Rules in Frequent Pattern Mining

2018 ◽  
pp. 300-305
Keyword(s):  
Information Sharing ◽  
Pattern Mining ◽  
Data Distribution ◽  
Frequent Pattern Mining ◽  
Frequent Pattern ◽  
General Development ◽  
Secure Information ◽  
Evaluation Parameters ◽  
Secure Information Sharing

Information sharing among the associations is a general development in a couple of zones like business headway and exhibiting. As bit of the touchy principles that ought to be kept private may be uncovered and such disclosure of delicate examples may impacts the advantages of the association that have the data. Subsequently the standards which are delicate must be secured before sharing the data. In this paper to give secure information sharing delicate guidelines are bothered first which was found by incessant example tree. Here touchy arrangement of principles are bothered by substitution. This kind of substitution diminishes the hazard and increment the utility of the dataset when contrasted with different techniques. Examination is done on certifiable dataset. Results shows that proposed work is better as appear differently in relation to various past strategies on the introduce of evaluation parameters.

Demand-side Energy Policy as an Alternative Energy Strategy for Pakistan

1986 ◽  
Vol 25 (4) ◽  
pp. 631-647
Author(s):  
Peter Pintz
Keyword(s):  
Energy Policy ◽  
Alternative Energy ◽  
High Growth ◽  
Energy Resources ◽  
Energy Strategy ◽  
General Development ◽  
Foreign Countries ◽  
The World ◽  
New Energy ◽  
Level Of Economic Development

After the first oil-price shock of 1973, a search for new energy policies was started all over the world. Changing one fundamental concept - that relating to the general development of energy supply and consumption - was, however, out of the question. The pre-1973 trend of development was maintained. The energy elasticities did not change. The old forecasts were still held to be valid and were considered now, as earlier, to be the objectives which a successful energy policy had to achieve. This was considered a prerequisite for high growth rates of GNP and improvements in living conditions, and energy consumption was regarded as an indicator of the level of economic development. Therefore, the focus was shifted to an enlargement of the supply of indigenous energy resources as a substitute for imported energy, so that dependence on foreign countries could be minimized.

scholarly journals Absorption in Invariant Domains for Semigroups of Quantum Channels

2021 ◽  
Author(s):  
Raffaella Carbone ◽  
Federico Girotti
Keyword(s):  
Hilbert Space ◽  
Ergodic Theory ◽  
Markov Processes ◽  
Separable Hilbert Space ◽  
Quantum Channels ◽  
Quantum Markov Processes ◽  
Positive Recurrent ◽  
Markov Evolution ◽  
Absorption Probabilities ◽  
Invariant Domains

AbstractWe introduce a notion of absorption operators in the context of quantum Markov processes. The absorption problem in invariant domains (enclosures) is treated for a quantum Markov evolution on a separable Hilbert space, both in discrete and continuous times: We define a well-behaving set of positive operators which can correspond to classical absorption probabilities, and we study their basic properties, in general, and with respect to accessibility structure of channels, transience and recurrence. In particular, we can prove that no accessibility is allowed between the null and positive recurrent subspaces. In the case, when the positive recurrent subspace is attractive, ergodic theory will allow us to get additional results, in particular about the description of fixed points.

scholarly journals Ergodic theory for energetically open compressible fluid flows

2021 ◽  
Vol 423 ◽  
pp. 132914
Author(s):  
Francesco Fanelli ◽  
Eduard Feireisl ◽  
Martina Hofmanová
Keyword(s):  
Ergodic Theory ◽  
Compressible Fluid ◽  
Fluid Flows ◽  
Compressible Fluid Flows

scholarly journals Early intervention and the growth of children's fluid intelligence: A cognitive developmental perspective

2006 ◽  
Vol 29 (2) ◽  
pp. 133-134 ◽  
Author(s):  
Ruth M. Ford
Keyword(s):  
Executive Function ◽  
Individual Differences ◽  
Early Intervention ◽  
Fluid Intelligence ◽  
Developmental Perspective ◽  
Effective Intervention ◽  
General Development ◽  
Developmental Theories ◽  
The Mind

From the stance of cognitive developmental theories, claims that general g is an entity of the mind are compatible with notions about domain-general development and age-invariant individual differences. Whether executive function is equated with general g or fluid g, research into the mechanisms by which development occurs is essential to elucidate the kinds of environmental inputs that engender effective intervention.

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