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Carl Gustaf Hempel was born on January 8, 1905, in Oranienburg, Germany. -
In 1937, Hempel was invited—with the help of Carnap—to the University of Chicago as Research Associate in Philosophy. After another brief period in Belgium, Hempel immigrated to the United States in 1939. He taught in New York, at City College (1939-1940) and at Queens College (1940-1948)
https://iep.utm.edu/hempel/ -
Carl Hemple evaluates the conditions under which an empirical generalization would be confirmed or disconfirmed by instances or non-instances of its antecedent and consequent. https://www.jstor.org/stable/2250886 -
The central questions examined in this monograph are for what reasons and methods are these particular concepts introduced, and how they function in scientific theory. The task is three significant sections. (1) The fundamental principles of the general theory of definition. (2) Analysis of methods, both definitional and non-definitional, utilizing which scientific concepts are introduced. (3) Some basic types of concept formation in science. -
The raven paradox, also known as Hempel's paradox, Hempel's ravens, or rarely the paradox of indoor ornithology, is a paradox arising from the question of what constitutes evidence for the truth of a statement. Observing objects that are neither black nor ravens may formally increase the likelihood that all ravens are black even though, intuitively, these observations are unrelated.
https://platonicrealms.com/encyclopedia/Hempels-Ravens-Paradox -
Carl dies at the age of 92.