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Popper, Sir Karl Raimund

(Encyclopedia)Popper, Sir Karl Raimund, 1902–94, Anglo-Austrian philosopher, b. Vienna. He became familiar with the Vienna circle of logical positivists (see logical positivism) while a student at the Univ. of Vi...

induction, in logic

(Encyclopedia)induction, in logic, a form of argument in which the premises give grounds for the conclusion but do not necessitate it. Induction is contrasted with deduction, in which true premises do necessitate t...

Raimund, Ferdinand

(Encyclopedia)Raimund, Ferdinand fĕrˈdēnänt rīˈmo͝ont [key], 1790–1836, Austrian actor and dramatist. From 1817 he was a popular comedian in Vienna, and in 1823 he began to produce his own plays. Raimund w...

Popper-Lynkeus, Josef

(Encyclopedia)Popper-Lynkeus, Josef yōˈzĕf pôpˈər-lünˈkāo͝os [key], 1838–1921, Austrian philosopher, social reformer, and inventor. His unpopular views kept him from any academic position, so he worked ...

Soros, George

(Encyclopedia)Soros, George sôrˈōs [key], 1930–, American stock trader and philanthropist, b. Budapest, Hungary, as George Schwartz. He studied under Sir Karl Popper at the London School of Economics (grad. 19...

philosophy of science

(Encyclopedia)philosophy of science, branch of philosophy that emerged as an autonomous discipline in the 19th cent., especially through the work of Auguste Comte, J. S. Mill, and William Whewell. Several of the is...

Haushofer, Karl

(Encyclopedia)Haushofer, Karl kärl housˈhōfər [key], 1869–1946, German geographer, theorist of Nazi geopolitics, including the doctrines that the state is a living organism and that race and territory are lin...

epistemology

(Encyclopedia)epistemology ĭpĭsˌtəmŏlˈəjē [key] [Gr.,=knowledge or science], the branch of philosophy that is directed toward theories of the sources, nature, and limits of knowledge. Since the 17th cent. e...

Hallé, Sir Charles

(Encyclopedia)Hallé, Sir Charles hălˈē [key], 1819–95, German-English conductor and pianist, originally named Karl Halle. In 1857 he founded the Hallé Orchestra in Manchester, England He conducted many music...