The Principles of Science: A Treatise on Logic and Scientific Method, Volumen1Macmillan, 1879 - 786 páginas |
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Página xiv
... light . In my description of the Logical Machine in the Philosophical Transactions ( vol . 160 , p . 498 ) , I said— " It is rarely indeed that any invention is made without some anticipation being sooner or later discovered ; but up to ...
... light . In my description of the Logical Machine in the Philosophical Transactions ( vol . 160 , p . 498 ) , I said— " It is rarely indeed that any invention is made without some anticipation being sooner or later discovered ; but up to ...
Página xxvi
... light which described the laws of the phenomenon correctly before it was known whether light consisted of undulations or of projected particles . Now we have treatises on the Undulatory Theory which are very valuable and satisfactory ...
... light which described the laws of the phenomenon correctly before it was known whether light consisted of undulations or of projected particles . Now we have treatises on the Undulatory Theory which are very valuable and satisfactory ...
Página 7
... at all it must have 1 Hartley on Man , vol . i . p . 359 . 2 Principles of Psychology , Second Ed . , vol . ii . p . 86 . the conditions of thought impressed upon it . Before a 1. ] 7 INTRODUCTION . Predictions in the Science of Light.
... at all it must have 1 Hartley on Man , vol . i . p . 359 . 2 Principles of Psychology , Second Ed . , vol . ii . p . 86 . the conditions of thought impressed upon it . Before a 1. ] 7 INTRODUCTION . Predictions in the Science of Light.
Página 11
... light could be directly observed ; but he fell upon the ingenious device of compounding a liquid possessing the same refractive power as the transparent fragment under examination . The moment when this equality was attained could be ...
... light could be directly observed ; but he fell upon the ingenious device of compounding a liquid possessing the same refractive power as the transparent fragment under examination . The moment when this equality was attained could be ...
Página 48
... light , the quality of being incapable of transmitting light is de- clared to be the same as the intended meaning of the word opacity . When general names form the terms of a proposition we may apply a double interpretation . Thus ...
... light , the quality of being incapable of transmitting light is de- clared to be the same as the intended meaning of the word opacity . When general names form the terms of a proposition we may apply a double interpretation . Thus ...
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Términos y frases comunes
abC abc ABcd AbCd analogy apparent approximate arises ascertain assert body calculation cause character classification colour combinations consists Contrapositive crystals deductive deductive reasoning density detect discovered discovery disjunctive proposition earth effect electricity equal equation equivalent error exactly exist experiment expression fact force give gravity heat hypothesis identity induction inference infinite instance inverse inverse logical investigation J. S. Mill knowledge Laws of Identity laws of nature Laws of Thought Leibnitz light Logical Alphabet logical conditions logicians magnetic manner mathematical matter mean measure metal method mind mode motion negative Newton objects observation pendulum phenomena Philosophical planets possible premises principle principle of substitution probability problem properties proposition qualities quantity reasoning refraction regards relation scientific scientific method similar simple stars substances substitution supposed syllogism symbols temperature theory things tion triangle true truth velocity