The Principles of Science: A Treatise on Logic and Scientific MethodMacmillan, 1887 - 786 páginas |
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Página xvii
... . " Ax Thus Leibnitz precisely anticipates the mode of treating inference with two simple identities described at p . 51 of this work . ს " Even the mathematical axiom that equals added to equals PREFACE TO THE SECOND EDITION . xvii.
... . " Ax Thus Leibnitz precisely anticipates the mode of treating inference with two simple identities described at p . 51 of this work . ს " Even the mathematical axiom that equals added to equals PREFACE TO THE SECOND EDITION . xvii.
Página xviii
... mathematical reasoning from the higher axiom of substitution , which is explained in the section on mathematical inference ( p . 162 ) in this work , and which had been previously stated in my Substitution of Similars , p . 16 . There ...
... mathematical reasoning from the higher axiom of substitution , which is explained in the section on mathematical inference ( p . 162 ) in this work , and which had been previously stated in my Substitution of Similars , p . 16 . There ...
Página xxvii
... mathematical sciences , but very few attempts at psychological analysis . In the Alex- andrian and early medieval schools of philosophy , much attention was given to the nature of unity and plurality chiefly called forth by the question ...
... mathematical sciences , but very few attempts at psychological analysis . In the Alex- andrian and early medieval schools of philosophy , much attention was given to the nature of unity and plurality chiefly called forth by the question ...
Página xxxi
... Mathematical Journal , Nov. 1842 , vol . iii . p . 174 ) . " When is negative , the state represented cannot be the result of any possible distribution of tempera- ture which has previously existed . " There is no limitation in the ...
... Mathematical Journal , Nov. 1842 , vol . iii . p . 174 ) . " When is negative , the state represented cannot be the result of any possible distribution of tempera- ture which has previously existed . " There is no limitation in the ...
Página xxxviii
... Mathematical Constants 15. Physical Constants . 16. Astronomical Constants 17. Terrestrial Numbers 18. Organic Numbers 19. Social Numbers . 312 314 € 315 . 316 317 319 320 321 323 325 328 330 331 332 333 333 334 · CHAPTER XV . ANALYSIS ...
... Mathematical Constants 15. Physical Constants . 16. Astronomical Constants 17. Terrestrial Numbers 18. Organic Numbers 19. Social Numbers . 312 314 € 315 . 316 317 319 320 321 323 325 328 330 331 332 333 333 334 · CHAPTER XV . ANALYSIS ...
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Términos y frases comunes
abC abc ABcd AbCd analogy apparent arithmetic assert body calculation cause character classification colour Contrapositive crystals deductive deductive reasoning density detect discovered discovery disjunctive proposition earth effect electricity equal equation equivalent error exactly exist experiment expression fact fcap force give gravity heat hypothesis identity induction inference infinite instance inverse inverse logical investigation J. S. Mill James Bernoulli knowledge Laws of Identity laws of nature Laws of Thought letters light Logical Alphabet logical conditions magnetic mammæ manner mathematical matter mean measure metal method mode motion negative Newton number of combinations objects observation obtain pendulum phenomena Philosophical planets possible premises principle probability problem Professor properties proposition qualities quantity reasoning refraction regards relation scientific simple specific gravity stars substances substitution supposed syllogism symbols temperature theory things tion triangle true truth velocity
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Página 454 - that every particle of matter in the universe attracts every other particle, with a force whose direction is that of the line joining the two, and whose magnitude is directly as the product of their masses, and inversely as the square of their distances from each other.
Página 589 - The philosopher should be a man willing to listen to every suggestion, but determined to judge for himself. He should not be biased by appearances; have no favorite hypothesis ; be of no school ; and in doctrine have no master. He should not be a respecter of persons, but of things. Truth should be his primary object. If to these qualities be added industry, he may indeed hope to walk within the veil of the temple of nature.
Página 480 - Whatever phenomenon varies in any manner, whenever another phenomenon varies in some particular manner, is either a cause or an effect of that phenomenon, or is connected with it through some fact of causation.
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