History of Scientific Ideas: Being the First Part of The Philosophy of the Inductive Sciences, Հատոր 1J. W. Parker and son, 1858 - 4 էջ |
From inside the book
Արդյունքներ 33–ի 1-ից 5-ը:
Էջ 24
... existence . The latter is the case of brute animals , which see the sun and moon , but do not know how many days make a month or a year , because they have not human powers of thinking and reckoning . The two elements which are ...
... existence . The latter is the case of brute animals , which see the sun and moon , but do not know how many days make a month or a year , because they have not human powers of thinking and reckoning . The two elements which are ...
Էջ 47
... existence of any Reasoning which is not involved in Observation . Hence , at what- ever period we consider our Ideas , we must consider them as having been already engaged in connecting our Sensations , and as having been modified by ...
... existence of any Reasoning which is not involved in Observation . Hence , at what- ever period we consider our Ideas , we must consider them as having been already engaged in connecting our Sensations , and as having been modified by ...
Էջ 61
... existence such a thing as a material hexagon . 4. As I have already said , one mode in which we may express the difference of necessary truths and truths of experience , is , that necessary truths are those of which we cannot distinctly ...
... existence such a thing as a material hexagon . 4. As I have already said , one mode in which we may express the difference of necessary truths and truths of experience , is , that necessary truths are those of which we cannot distinctly ...
Էջ 68
... existence of these doubts proves that it is not so . For the doubts were dissipated by reference to observation and calculation , not by reason- ing on the nature of the law . Clairaut's difficulty was removed by a more exact ...
... existence of these doubts proves that it is not so . For the doubts were dissipated by reference to observation and calculation , not by reason- ing on the nature of the law . Clairaut's difficulty was removed by a more exact ...
Էջ 78
... existence ) we know not that we should be conscious of an idea of space . But the light reveals to us at the same time the existence of external objects and our own power of seeing . And in a very similar manner , the exercise of our ...
... existence ) we know not that we should be conscious of an idea of space . But the light reveals to us at the same time the existence of external objects and our own power of seeing . And in a very similar manner , the exercise of our ...
Բովանդակություն
141 | |
147 | |
156 | |
205 | |
212 | |
235 | |
249 | |
263 | |
65 | |
76 | |
91 | |
98 | |
117 | |
118 | |
123 | |
128 | |
131 | |
132 | |
134 | |
135 | |
138 | |
272 | |
291 | |
302 | |
306 | |
322 | |
328 | |
333 | |
339 | |
346 | |
354 | |
360 | |
371 | |
Այլ խմբագրություններ - View all
History of Scientific Ideas: Being the First Part of The Philosophy ..., Հատոր 1 William Whewell Ամբողջությամբ դիտվող - 1858 |
History of Scientific Ideas: Being the First Part of The Philosophy ..., Հատոր 1 William Whewell Ամբողջությամբ դիտվող - 1858 |
History of Scientific Ideas: Being the First Part of The Philosophy ..., Հատոր 1 William Whewell Ամբողջությամբ դիտվող - 1858 |
Common terms and phrases
action and reaction already antithesis appears apply apprehended assertion assumed astronomy Axioms of Geometry body causation cause and effect center of gravity cerning conceive concerning connexion considered deflexion demonstration depend distinct doctrine employed equal equilibrium evidence example exerted existence express external facts faculties fluid Fundamental Ideas Galileo geometry human knowledge Idea of Cause idea of space implies inclined plane Inductive Sciences instance involve kind law of motion manner mathematical mathematicians matter maxim means measure mechanical science mind mode muscular nature necessarily necessary truths necessity nexion objects observation obtained parallelogram of forces perceive perception Philosophy plane portion pressure principles produced progress proof proposition proved reasoning reference relations of space remark resistance result retina rience science of Mechanics sect seen sensations sense solid speculations straight lines suppose term Theory things Third Law thought tion true uniform velocity weight
Սիրված հատվածներ
Էջ 292 - Secondly, such qualities which in truth are nothing in the objects themselves, but powers to produce various sensations in us by their primary qualities, ie by the bulk, figure, texture, and motion of their insensible parts, as colours, sounds, tastes, &c.
Էջ 55 - Words convey the mental treasures of one period to the generations that follow ; and laden with this, their precious freight, they sail safely across gulfs of time in which empires have suffered shipwreck, and the languages of common life have sunk into oblivion.
Էջ 34 - It being that term which, I think, serves best to stand for whatsoever is the object of the understanding when a man thinks, I have used it to express whatever is meant by phantasm, notion, species, or whatever it is which the mind can be employed about in thinking; and I could not avoid frequently using it.
Էջ 292 - Qualities thus considered in bodies are, first, such as are utterly inseparable from the body, in what estate soever it be ; such as in all the alterations and changes it suffers, all the force can be used upon it, it constantly keeps; and such as sense constantly finds in every particle of matter which has bulk enough to be perceived, and the mind finds inseparable from every particle of matter, though less than to make itself singly be perceived by our senses...
Էջ 60 - If any one does not clearly comprehend this distinction of necessary and contingent truths, he will not be able to go along with us in our researches into the foundations of human knowledge; nor, indeed, to pursue with success any speculation on the subject.'^ In the following passage we are told what the distinction is, the non-recognition of which incurs this denunciation.
Էջ 150 - The axiom just noted that what is true up to the limit is true at the limit...
Էջ 25 - Parallelograms upon the same base and between the same parallels, are equal to one another.
Էջ 285 - ... of the greatest. When he counts his little wealth, he finds he has in his hands coins which bear the image and superscription of ancient and modern intellectual dynasties, and that in virtue of this possession acquisitions are in his power, solid knowledge within his reach, which none could ever have attained to if it were not that the gold of truth once dug out of the mine circulates more and more widely among mankind.
Էջ 155 - The lever, the pulley, the wheel, and axle, the inclined plane, the wedge, and the screw.
Էջ 273 - You sometimes speak of gravity as essential and inherent to matter. Pray do not ascribe that notion to me, for the cause of gravity is what I do not pretend to know, and therefore would take more time to consider of it.