# Download Logic Colloquium '77: Proceedings Wroclaw, 1977 by Macintyre A., Pacholski L., Paris J. (eds.) PDF

By Macintyre A., Pacholski L., Paris J. (eds.)

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Extra resources for Logic Colloquium '77: Proceedings Wroclaw, 1977

Example text

If we admit a homogeneous dilution of the extension of A in B and then of the extension of B in C, then x = p . q. It appears, once again, that this is the case in usual logic, the one we use, as confirmed by the examples given in "generalized logic". I may then admit: Axiom 6. If A Ip Band B Ir C, then A Ip·r c, and similarly if a Ip band b fa c then a fp·q c. Axioms 4,5 and 6 are obviously valid only under the conditions of homogeneity described. But if p

26 FRITZ ZWICKY AND THE SYSTEMATIC SOLUTION OF A PROBLEM Born at Varna in Bulgaria on April 14, 1898 of Swiss parents, Fritz Zwicky first studied at the Polytechnic School of ZUrich. He became professor of astrophysics at the Technological Institute of California and director of research for the Aerojet Engineering Corporation at Asuza. He is very much interested in interspatial navigation and was the first to send a projectile away from the earth's gravity. He has also discovered supernovae. An original thinker and very positive as regards the value of his ideas he has made very good friends and a few enemies.

The French philosopher, Henri Bergson, criticized analysis which, according to him, was incapable of restoring the continuity of reality. More recently, a movement has been growing, especially in the United States, in favour of unsystematic thinking. In 1953, Alex F. Osborn, published Applied Imagination [45]. While he is in favour of teaching creativity which supposes some systematization, he is also in favour of using psychological means to stimulate the brain and he proposes disorderly association of ideas of all kinds.