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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
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Arrow’s Theorem

2020
Kenneth Arrow’s “impossibility” theorem is rightly considered to be a landmark result in economic theory. It is a far-reaching result with implications not just for economics but for political science, philosophy, and many other fields. It has inspired an enormous literature, “social choice theory,” which lies on the interface of economics, politics ...
Conal Duddy, Ashley Piggins
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An Arrow in the Light

Appalachian Heritage, 2004
There was an arrow in the light. It was a flickering shaft that danced through the golden glow of late afternoon in the far mountains, cutting a graceful arc toward a target that it never hit. It snapped past the deer and disapperared, lost in the depths of the shadows and the forest floor.
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