The elements of inductive logic1870 - Logic - 348 pages |
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Page 18
... namely , that , when we have been accustomed to observe one event invariably followed by another , we may confidently expect , other circumstances remaining the same , that it will continue to be followed by it in the future , and that ...
... namely , that , when we have been accustomed to observe one event invariably followed by another , we may confidently expect , other circumstances remaining the same , that it will continue to be followed by it in the future , and that ...
Page 21
... namely , that the origin of our conception of Cause is to be sought in experience . Hume , it will be recollected , challenges those who maintain the hypothesis of ' power ' or ' necessary connection ' to show how we can have become ...
... namely , that the origin of our conception of Cause is to be sought in experience . Hume , it will be recollected , challenges those who maintain the hypothesis of ' power ' or ' necessary connection ' to show how we can have become ...
Page 48
... [ namely , scientific ] purposes , may be stated as follows : To provide that things shall be thought of in such groups , and those groups in such an order , as will best conduce to the remembrance and to the ascertain- ment of their laws ...
... [ namely , scientific ] purposes , may be stated as follows : To provide that things shall be thought of in such groups , and those groups in such an order , as will best conduce to the remembrance and to the ascertain- ment of their laws ...
Page 63
... namely , ordinary mammals and pisciform mammals . ' The ordinary mammals are organised principally to live on solid ground ; the skin is provided with hairs . These animals are further subdivided into ten orders : the bimana ...
... namely , ordinary mammals and pisciform mammals . ' The ordinary mammals are organised principally to live on solid ground ; the skin is provided with hairs . These animals are further subdivided into ten orders : the bimana ...
Page 64
... namely , the pachydermata and ruminantia , have the extremity of the finger and toe entirely enclosed in a hoof ; they are thus called ungulata . ' The order bimana includes only man : in him alone the arms are destined for prehension ...
... namely , the pachydermata and ruminantia , have the extremity of the finger and toe entirely enclosed in a hoof ; they are thus called ungulata . ' The order bimana includes only man : in him alone the arms are destined for prehension ...
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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...