9789027701923 - Constellations and Conjectures Synthese Library, 48 by Hanson, N R (5 results)

Condition: very good. Dordrecht : D. Reidel,1973. Paperback. x,282,[3] pp. (Synthese 48). Library stamps. - An occurrence is explained by being related to prior events through known laws. Other intellectual activities may also constitute explanation - but this much certainly does. Ideally, an explained occurrence (0) could have been predicted in a connected way - by extrapolation from prior events (e) via the same laws (L). Schematically, 1 Explanation: 0 -Lt, 2, 3-(e e e )'-AI t 2 3 01 Prediction: (e e e )I-L , 2, 3_ +.11 t 2 3 t Thus Mars' backward loop in late summer, 1956, is explained by showing how this follows from (e ) its mean distance from sun and earth, (e ) its t 2 mean period of revolution, (e ) its past positions relative to earth, etc. 3 - by way of the laws of Celestial Mechanics (including (Lt) Kepler's Laws and Galileo's, (L2) Newton's, and (L3) those of Laplace and Lagrange. Moreover, this loop (0) could have been predicted from such events (e -e ) via the laws of Celestial Mechanics. t 3 This is an ideal situation. It crystallized late in the history of planetary theory. The Greeks found explanations for heavenly motions: the back ward loops were explained to their satisfaction. But they could not predict these motions, not in terms of Attic explanatory cosmologies. Condition : very good copy. ISBN 9789027701923. Keywords : PHILOSOPHY, philosophy philosophy of science.

Condition: Good. This is an ex-library book and may have the usual library/used-book markings inside.This book has hardback covers. Clean from markings. In good all round condition. Please note the Image in this listing is a stock photo and may not match the covers of the actual item,650grams, ISBN:902770192X.

Hardcover. Condition: Good. Dust Jacket Condition: Very Good. First Edition. A Good copy in dark blue cloth lettered in gold, in a Very Good dust jacket. Bookplate inside the front cover, and brief marginalia. (Not ex-library.). Book.

Condition: Good. 1973rd Edition. Former library book; may include library markings. Used book that is in clean, average condition without any missing pages.

Hardcover. Condition: Near Fine. Dust Jacket Condition: Very Good. First Edition. Tight bright unmarked book in crisp dust jacket with sunned edges and touch of edgewear. ; Synthese Library; 0.85 x 9.56 x 6.48 Inches; 282 pages.