منابع مشابه
Artificiality in Social Sciences
The “sciences of the artificial” deal with synthesized things which may imitate natural things, which have functions and goals and which are usually discussed in terms of imperatives as well as descriptives. Imitation with computer is now usually termed simulation and is used to understand the imitated system (Simon, 1996). Artificiality has invaded science over the last thirty years, and physi...
متن کاملMeasures in Social Sciences
In the series Basic Concepts in Social Sciences a list of 79 concepts was given. The last part of that list consisted of 10 concepts concerning measures. Verbal definitions of these measures were considered as a preparation of mathematical definitions. In this paper these mathematical definitions will be discussed.
متن کاملKnocking birds
Students on a Florida campus who strayed too close to a mockingbird nest found themselves under personal attack, according to a new study. A species of songbird has been shown to identify individual people in a crowd in order to target them aggressively if they pose a threat to their nests. In the new study, by Douglas Levey and colleagues at the University of Florida, Gainsville, in the Procee...
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ژورنال
عنوان ژورنال: Nature
سال: 1996
ISSN: 0028-0836,1476-4687
DOI: 10.1038/384106a0