The Principles of Science: A Treatise on Logic and Scientific MethodMacmillan and Company, 1887 - 786 páginas |
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Página xvi
... premises of which the pro- babilities are respectively represented by the projecting parts of the slides . Thus it appears that Stanhope had studied the logic of probability as well as that of certainty , here again anticipating ...
... premises of which the pro- babilities are respectively represented by the projecting parts of the slides . Thus it appears that Stanhope had studied the logic of probability as well as that of certainty , here again anticipating ...
Página xxxv
... Premises 21. The Nature of Inference 18. The Logical Machine 20. The Equivalence of Propositions 107 114 115 118 CHAPTER VII . INDUCTION . 1. Induction . 121 2. Induction an Inverse Operation • 122 · 3. Inductive Problems for Solution ...
... Premises 21. The Nature of Inference 18. The Logical Machine 20. The Equivalence of Propositions 107 114 115 118 CHAPTER VII . INDUCTION . 1. Induction . 121 2. Induction an Inverse Operation • 122 · 3. Inductive Problems for Solution ...
Página 15
... premises from which it can be inferred ; and Herbert Spencer has applied it in a like manner.5 4 Many persons may think that the choice of a symbol is a matter of slight importance or of mere convenience ; but I hold that the common use ...
... premises from which it can be inferred ; and Herbert Spencer has applied it in a like manner.5 4 Many persons may think that the choice of a symbol is a matter of slight importance or of mere convenience ; but I hold that the common use ...
Página 22
... premises they regard one as the containing proposition ( propositio continens ) , and the other as the applicative proposition . The latter proposition must always be affirmative , and represents that by which a substitution is made ...
... premises they regard one as the containing proposition ( propositio continens ) , and the other as the applicative proposition . The latter proposition must always be affirmative , and represents that by which a substitution is made ...
Página 49
... premises to draw such other propositions as will necessarily be true when the premises are true . By deduction we investi- gate and unfold the information contained in the premises ; and this we can do by one single rule - For any term ...
... premises to draw such other propositions as will necessarily be true when the premises are true . By deduction we investi- gate and unfold the information contained in the premises ; and this we can do by one single rule - For any term ...
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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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