Contemporary realism: Karl Popper, Saul Kripke, Hilary Putnam

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From the middle of the 19th century, a form of anti-realism imposed itself with the development of positivism (Comte, Mach, Duhem), then of neo-positivism and empiricism in the first half of the 20th century (Vienna Circle, A.J. Ayer, Ryle). These … Read More

Karl Popper on falsifiability

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According to Popper, falsifiability provides a solution to the problem of induction, raised by Hume, and to that of demarcation, which he also calls Kant’s problem. Popper explains that he was influenced by Kant, but benefited from a different context: … Read More

Karl Popper’s demarcation problem

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Karl Popper, as a critical rationalist, was an opponent of all forms of skepticism, conventionalism and relativism in science. In 1935 he wrote Logik der Forschung. Zur Erkenntnistheorie der modernen Naturwissenschaft, later translating the book into English and publishing it under the … Read More