Results 261 to 270 of about 1,023,139 (303)

Clinics in diagnostic imaging (226). [PDF]

open access: yesSingapore Med J
Yap HW, Lam JJH, Teo F.
europepmc   +1 more source

The ARROW Project

open access: yes
Galván Sánchez, Inmaculada   +2 more
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From the Arrow of Time to the Arrow of Life

Earth, Moon, and Planets, 2006
Astrobiology, like many (but not all) sciences, must take into account questions of the “Why?”, “Where?”, “How?” and “When?” type. In this introductory chapter, we explain why, in this book, we will only consider two of these questions that are, moreover, deeply interrelated. Chronology is by definition related to the “when?” question but as soon as we
Gargaud, Muriel, Reisse, Jacques
openaire   +3 more sources

Restricted Arrow

Journal of Philosophical Logic, 2008
The notion of restricted arrow has been introduced by Beall et al. to analyse restricted quantification, and is characterized as a particular relevant conditional by semantic means of a certain ternary relation in the so-called Routley-Meyer semantics for entailment.
openaire   +2 more sources

On the Arrow of Time

open access: yesJournal of Modern Physics, 2014
We believe the following three ingredients are enough to explain the mystery of the arrow of time: (1). equations of dynamics of gas molecules, (2). chaotic instabilities of the equations of dynamics, (3). unavoidable perturbations to the gas molecules. The level of physical rigor or mathematical rigor that can be reached for such a theory is unclear.
Li, Y. Charles, Yang, Hong
exaly   +3 more sources

On a Theorem of Arrow

The Review of Economic Studies, 1975
In a famous article [1], Arrow studied the allocation of risk-bearing in a competitive economy consisting of I individuals, C commodities and S states. Two schemes were considered. The first scheme was one equipped with S x C complete contingent commodity claims. These claims were assumed to be tradable in the market.
openaire   +1 more source

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