980 resultados para Benedict, Saint, Abbot of Monte Cassino.
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In activation calculations, there are several approaches to quantify uncertainties: deterministic by means of sensitivity analysis, and stochastic by means of Monte Carlo. Here, two different Monte Carlo approaches for nuclear data uncertainty are presented: the first one is the Total Monte Carlo (TMC). The second one is by means of a Monte Carlo sampling of the covariance information included in the nuclear data libraries to propagate these uncertainties throughout the activation calculations. This last approach is what we named Covariance Uncertainty Propagation, CUP. This work presents both approaches and their differences. Also, they are compared by means of an activation calculation, where the cross-section uncertainties of 239Pu and 241Pu are propagated in an ADS activation calculation.
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Spatial structure of genetic variation within populations, an important interacting influence on evolutionary and ecological processes, can be analyzed in detail by using spatial autocorrelation statistics. This paper characterizes the statistical properties of spatial autocorrelation statistics in this context and develops estimators of gene dispersal based on data on standing patterns of genetic variation. Large numbers of Monte Carlo simulations and a wide variety of sampling strategies are utilized. The results show that spatial autocorrelation statistics are highly predictable and informative. Thus, strong hypothesis tests for neutral theory can be formulated. Most strikingly, robust estimators of gene dispersal can be obtained with practical sample sizes. Details about optimal sampling strategies are also described.
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We investigate the critical properties of the four-state commutative random permutation glassy Potts model in three and four dimensions by means of Monte Carlo simulations and a finite-size scaling analysis. By using a field programmable gate array, we have been able to thermalize a large number of samples of systems with large volume. This has allowed us to observe a spin-glass ordered phase in d=4 and to study the critical properties of the transition. In d=3, our results are consistent with the presence of a Kosterlitz-Thouless transition, but also with different scenarios: transient effects due to a value of the lower critical dimension slightly below 3 could be very important.
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v. 1. The Count of Monte-Cristo.--v. 2. The three musketeers. Twenty years after.--v. 3-4. The Vicomte de Bragelonne.--v. 5. Marguerite de Valois. Chicot, the Jester.--v. 6. The forty-five guardsmen. The conspirators. The regent's daughter.--v. 7. The memoirs of a physician.--v. 8. The queen's necklace. Taking the Bastille.--v. 9. The Countess de Charny. The Chevalier de Maison Rouge.
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At head of title of v. 23: The romances of Alexandre Dumas. New series.
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"A selected bibliography": p. 55-61.
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222.8 A9AK
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Mode of access: Internet.
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"Aleut-English dictionary, compiled by Richard Henry Geoghegan. A vocabulary of the Aleutian or Unangan language as spoken on the eastern Aleutian Islands and on the Alaska Peninsula, being a translation of the Russian, 'Slovarʹ aleutsko-lisʹevskago yazyka' or 'Dictionary of the Aleut-Fox language', by Ivan Veniaminov, 1834, with additions and annotations by the compiler": p. 89-124.
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Mode of access: Internet.
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Mode of access: Internet.
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In defense of Harriet Shelley.--Fenimore Cooper's literary offenses.--Traveling with a reformer.--Private history of the "Jumping frog" story.--Mental telegraphy.--Mental telegraphy again.--What Paul Bourget thinks of us.--A little note to M. Paul Bourget.--The invalid's story.--Stirring times in Austria.--The German Chicago.--Concerning the Jews.--About all kinds of ships.--From the "London times" of 1904.--A majestic literary fossil.--At the appetite cure.--Saint Joan of Arc.--In memoriam.--A biographical sketch.
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"Le manuscrit B. N. lat. 15.369 nous fournira notre texte de base." - p. 16.
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Mode of access: Internet.
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Issued also as thesis, Paris.