منابع مشابه
Recent developments in the field of arrow and dart poisons.
Arrow and dart poisons, considered as conventional natural sources for future drug discovery, have already provided numerous biologically active molecules used as drugs in therapeutic applications or in pharmacological research. Plants containing alkaloids or cardiotonic glycosides have generally been the main ingredients responsible for the efficacy of these poisons, although some animals, suc...
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There is nothing new in deciding controversial issues by majority vote, but it is probably not as old as the use of lotteries in matters of distributive, retributive, and ‘elective’ justice. Probably under the influence of Assyrian practices of aleatoric selection, the ancient Israelites used lotteries in a wide range of circumstances as is attested by numerous references in the Old Testament.1...
متن کاملPerioperative cardiovascular evaluation: heads or tails?
When dealing with surgical patients, a perioperative evaluation is essential to anticipate complications and institute measures to reduce the risks. Several algorithms and exams have been used to identify postoperative cardiovascular events, which account for more than 50% of perioperative mortality. However, they are far from ideal. Some of these algorithms and exams were proposed before impor...
متن کاملBlind-friendly von Neumann's Heads or Tails
The toss of a coin is usually regarded as the epitome of randomness, and has been used for ages as a means to resolve disputes in a simple, fair way. Perhaps as ancient as consulting objects such as coins and dice is the art of maliciously biasing them in order to unbalance their outcomes. However, it is possible to employ a biased device to produce equiprobable results in a number of ways, the...
متن کاملAre Two ( or Three or Four . . . or Nine ) Heads Better than One ?
Although collaborative research has become much more common in the social sciences, including political science, little is known about the consequences of collaboration. This article uses papers submitted to the American Political Science Review to assess whether the widely acknowledged benefits of collaboration produced papers that were more likely to be accepted for publication. The results i...
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ژورنال
عنوان ژورنال: American Antiquity
سال: 1938
ISSN: 0002-7316,2325-5064
DOI: 10.2307/275990