Results 71 to 80 of about 30,073 (206)

El diluvio Universal y la extinción de las especies biológicas

open access: yesProyección, 2003
La convicción de que el Diluvio Universal bíblico fue un hecho histórico está fuertemente arraigada desde hace milenios. Incluso persiste en nuestros días.
Leandro Sequeiros San Román
doaj  

Adding \pm 1 to the argument of an Hall-Littlewood polynomial [PDF]

open access: yes, 2007
Shifting by \pm 1 powers sums: p_i \to p_i \pm 1 induces a transformation on symmetric functions that we detail in the case of Hall-Littlewood polynomials.
Lascoux, Alain
core   +6 more sources

Cytogenetics of Oryctes nasicornis L. (Coleoptera: Scarabaeidae: Dynastinae) with Emphasis on Its Neochromosomes and Asynapsis Inducing Premature Bivalent and Chromosome Splits at Meiosis

open access: yesPsyche: A Journal of Entomology, 2012
The chromosomes of specimens of Oryctes nasicornis from three locations in France and two locations in Greece were studied. All karyotypes have an X-Y-autosome translocation: 18, neoXY.
B. Dutrillaux, A. M. Dutrillaux
doaj   +1 more source

Optimal Discrete Uniform Generation from Coin Flips, and Applications [PDF]

open access: yes, 2013
This article introduces an algorithm to draw random discrete uniform variables within a given range of size n from a source of random bits. The algorithm aims to be simple to implement and optimal both with regards to the amount of random bits consumed ...
Lumbroso, Jérémie
core  

Facts, Norms and Expected Utility Functions [PDF]

open access: yes
In this paper we want to explore an argumentative pattern that provides a normative justification for expected utility functions grounded on empirical evidence, showing how it worked in three different episodes of their development.
David Teira   +2 more
core  

La cysticercose musculaire des ruminants sauvages d'Afrique centrale

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1973
Les auteurs signalent, en République Centrafricaine, la présence de deux espèces de cysticerques dans les muscles et les organes de divers ruminants sauvages. La première - la plus fréquente (9/10 des cas) - affecte le Buffle [Bubalus (Syncerus) caffer],
M. Graber   +2 more
doaj   +1 more source

Race in Early Modern Philosophy [PDF]

open access: yes, 2016
The ethos of Justin Smith’s Nature, Human Nature, & Human Difference is expressed in the narrative of Anton Wilhelm Amo (~1703-53), an African-born​ slave who earned his doctoral degree in Philosophy at a European university and went on to teach at the ...
Lewis, Dwight
core  

Probiotics for the Control of Parasites: An Overview

open access: yesJournal of Parasitology Research, 2011
Probiotics are defined as live organisms, which confer benefits to the host. Their efficiency was demonstrated for the treatment of gastrointestinal disorders, respiratory infections, and allergic symptoms, but their use is mostly limited to bacterial ...
Marie-Agnès Travers   +3 more
doaj   +1 more source

Fire and Life: The Chemical Thought of Buffon

open access: yesTextes & Contextes, 2009
In this paper I try to show, in the first place, that Buffon’s chemical thinking was not anachronistic but in agreement with the chemistry predominant in France before the chemical revolution of Lavoisier took place.
Violeta Aréchiga
doaj   +1 more source

1. Charles Darwin and Organic Evolution

open access: yes, 1958
Evolution was not a new idea. The Greeks speculated on it. In the century before Darwin many different evolutionary theories were proposed, among them notable efforts by Buffon, Lamarck, and Goethe. Their common thread was the concept that the succession
Bloom, Robert L.   +6 more
core  

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