The elements of inductive logic1870 - Logic - 348 pages |
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Page 38
... animal or vegetable organism is so complex , the data are so numerous , and bear to each other so many different relations , that , hitherto , it has been found impracticable to subject physiology , at least in its details , to a ...
... animal or vegetable organism is so complex , the data are so numerous , and bear to each other so many different relations , that , hitherto , it has been found impracticable to subject physiology , at least in its details , to a ...
Page 48
... animals and plants which are found on the surface of the globe this has , from the earliest times , exercised man's ... animal and vegetable kingdoms has naturally led scientific enquirers to concentrate their attention on the far easier ...
... animals and plants which are found on the surface of the globe this has , from the earliest times , exercised man's ... animal and vegetable kingdoms has naturally led scientific enquirers to concentrate their attention on the far easier ...
Page 58
... animals being more fa- miliar and apparent than those of plants . A division of animals , for instance , which adopted the number of limbs as its sole distinguishing character , and thus brought together , as quadrupeds , the ox and the ...
... animals being more fa- miliar and apparent than those of plants . A division of animals , for instance , which adopted the number of limbs as its sole distinguishing character , and thus brought together , as quadrupeds , the ox and the ...
Page 59
... animal in the artificial system . Every system of Zoological arrangement may be supposed to aspire to be a natural ... animals as well as of plants . ) ' But towards the end of his life he had prepared a general system , founded upon ...
... animal in the artificial system . Every system of Zoological arrangement may be supposed to aspire to be a natural ... animals as well as of plants . ) ' But towards the end of his life he had prepared a general system , founded upon ...
Page 60
... animals present between them . ' The Primary Divisions of the animal kingdom , ac- cording to the natural system , are four , there being four types of structure and of nervous organisation , to which animal life conforms . ' These four ...
... animals present between them . ' The Primary Divisions of the animal kingdom , ac- cording to the natural system , are four , there being four types of structure and of nervous organisation , to which animal life conforms . ' These four ...
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Common terms and phrases
action of gravity adduced amongst analogy animals antecedents appears argument ascertained Bimana bodies Botany called Carnivora carpels causation cause and effect characters circumstances classification cloth College Concomitant Variations consequently deductive Dicotyledones Edition employed error example experience fact fcap French furnish G. C. Lewis genera genus groups heat Herschel higher divisions History hypothesis idea importance Inductio per Simplicem inductive inference instances invariably language Latin Law of Universal meteors Method of Agreement Method of Concomitant Method of Difference Mill Mill's Logic Mill's Methods mode monocotyledons moon motion Natural Philosophy natural system Novum Organum object observed Oxford particular phenomena phenomenon pistils plants points present Primary Divisions principle probably produce Professor proposition question reason recognised regarded resemblance result rule says scientific scientific classification sepals Simplicem Enumerationem species Stamens stances student supposed surface temperature theory tion Whewell words
Popular passages
Page 16 - THE Mind, being every day informed, by the Senses, of the alteration of those simple Ideas, it observes in things without; and taking notice how one comes to an end, and ceases to be, and another begins to exist, which was not before; reflecting also on what passes within it self, and observing a constant change of its Ideas, sometimes by the impression of outward Objects on the Senses...
Page 163 - Subduct from any phenomenon such part as is known by previous inductions to be the effect of certain antecedents, and the residue of the phenomenon is the effect of the remaining antecedents.
Page 202 - The business of Inductive Logic is to provide rules and models (such as the Syllogism and its rules are for ratiocination) to which if inductive arguments conform, those arguments are conclusive, and not otherwise.
Page 17 - BUT to hasten to a conclusion of this argument, which is already drawn out to too great a length: we have sought in vain for an idea of power or necessary connexion in all the sources from which we could suppose it to be derived.
Page 155 - The instances, on the contrary, in which no dew, or but a small quantity of it, is formed, and which are also extremely various, agree (as far as we can observe) in nothing except in not having this same property. We seem, therefore, to have detected the characteristic difference between the substances on which dew is produced, and those on which it is not produced. And thus have been realized the requisitions of what we have termed the Indirect Method of Difference, or the Joint Method of Agreement...
Page 265 - ... first, second, and third importance to those who desire to originate just and comprehensive views concerning the structure of our globe. Now Werner had not travelled to distant countries ; he had merely explored a small portion of Germany, and conceived, and persuaded others to believe, that the whole surface of our planet, and all the mountain chains in the world, were made after the model of his own province.
Page 327 - than a belief that every natural substance which possesses any medicinal virtue indicates by an obvious and wellmarked external character the disease for which it is a remedy, or the object for which it should be employed.
Page 169 - Many of the new elements of chemistry have been detected in the investigation of residual phenomena. Thus Arfwedson discovered lithia by perceiving an excess of weight in the sulphate produced from a small portion of what he considered as magnesia present in a mineral he had analyzed.
Page 307 - EG it would be admitted that a great and permanent diminution in the quantity of some useful commodity, such as corn, or coal, or iron, throughout the world, would be a serious and lasting loss; and again, that if the fields and coal-mines yielded regularly double quantities, with the same...