Report of the ... Meeting of the British Association for the Advancement of Science, Volumen3J. Murray, 1834 |
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Página xxi
... similar evils . " It may appear to many , that by thus recommending theory we incur the danger of encouraging theoretical speculations to the detriment of observation . To do this would PROCEEDINGS OF THE MEETING . xxi.
... similar evils . " It may appear to many , that by thus recommending theory we incur the danger of encouraging theoretical speculations to the detriment of observation . To do this would PROCEEDINGS OF THE MEETING . xxi.
Página xxxiv
... similar rocks connected with the Magnesian Limestone . Mr. Hartop exhibited a Map and Sections to illustrate the series of Coal Strata in South Yorkshire , and their direction and varying dip in the valley of the Dun , and to the north ...
... similar rocks connected with the Magnesian Limestone . Mr. Hartop exhibited a Map and Sections to illustrate the series of Coal Strata in South Yorkshire , and their direction and varying dip in the valley of the Dun , and to the north ...
Página 3
... similar direction with the strata of the rock , and instead of crossing , run parallel with them : this forms the characteristic difference . " Playfair says : " Veins are of various kinds , and may in ge- neral be defined , separations ...
... similar direction with the strata of the rock , and instead of crossing , run parallel with them : this forms the characteristic difference . " Playfair says : " Veins are of various kinds , and may in ge- neral be defined , separations ...
Página 5
... similar views . Stahl , who commented upon the writings of Becher , had ad- vanced a somewhat similar opinion ; but he afterwards rejected this theory , and considered veins , as well as the substances of which they are composed , as ...
... similar views . Stahl , who commented upon the writings of Becher , had ad- vanced a somewhat similar opinion ; but he afterwards rejected this theory , and considered veins , as well as the substances of which they are composed , as ...
Página 6
... similar , which were also supported by Delius , an author on mining , of considerable ce- lebrity , who wrote about 1770 . Gerhard , in his Essay on the History of the Mineral King- dom , ( Berlin , 1781 , ) gives a collection of ...
... similar , which were also supported by Delius , an author on mining , of considerable ce- lebrity , who wrote about 1770 . Gerhard , in his Essay on the History of the Mineral King- dom , ( Berlin , 1781 , ) gives a collection of ...
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Términos y frases comunes
admit Adolphe Brongniart angles appear application arithmetical algebra assumed axis calculation centimetres cerebellum conclusions consequence considered corresponding Crelle's Journal cubic equation deduced denote derived determined dimensions direction divergent series effect electricity equal equation equivalent forms existence experiments expression fact finite fluid force formula functions given heat height hypothesis imaginary inches integral John F. W. Herschel Lagrange limits logarithms magnetic means medulla medulla oblongata memoir method motion nature nearly needle negative nerves observations obtained operations orifice phænomena Philosophical plane poles positive present primitive equation principles Professor Professor Hamilton propositions quantity rational function rays real roots reference refraction remarkable respect signs similar solution spinal stamens stomata strength of materials suppose surface symbolical algebra temperature theorem theory tion tube values veins velocity whole number x₁ zero
Pasajes populares
Página 497 - The Author of any paper or communication shall be at liberty to reserve his right of property therein. ACCOUNTS. The Accounts of the Association shall be audited, annually, by Auditors appointed by the Meeting.
Página 495 - To give a stronger impulse and a more systematic direction to scientific inquiry, — to promote the intercourse of those who cultivate Science in different parts of the British Empire, with one another and with foreign philosophers, — to obtain a more general attention to the objects of Science, and a removal of any disadvantages of a public kind which impede its progress.
Página 197 - Whatever equivalent form is discoverable in arithmetical algebra considered as the science of suggestion, when the symbols are general in their form, though specific in their value, will continue to be an equivalent form when the symbols are general in their nature as well as in their form (Peacock 1833, pp.
Página 493 - ... it was contemplated, would form only one part of the Society's labours; the condensation, arrangement, and publication of those already existing, whether unpublished, or published only in an expensive or diffuse form, or in foreign languages, being a work of equal usefulness.
Página 408 - I offer the hypothesis, that the whole difference in the quantity of rain, at different heights above the surface of the neighbouring ground, is caused by the continual augmentation of each drop of rain from the commencement to the end of its descent, as it traverses successively the humid strata of air at a temperature so much lower than that of the surrounding medium as to cause the deposition of moisture upon its surface.
Página 87 - Between the brain and the muscles there is a circle of nerves; one nerve conveys the influence from the brain to the muscle, another gives the sense of the condition of the muscle to the brain.
Página 490 - The Statistical Society will consider it to be the first and most essential rule of its conduct to exclude carefully all opinions from its transactions and publications, — to confine its attention rigorously to facts, — and, as far as it may be found possible, to facts which can be stated numerically and arranged in tables.
Página 495 - Officers and Members of the Councils, or Managing Committees, of Philosophical Institutions shall be entitled, in like manner, to become Members of the Association. All Members of a Philosophical Institution recommended by its Council or Managing Committee shall be entitled, in like manner, to become Members of the Association. Persons not belonging to such Institutions shall be...
Página 466 - On the state of our knowledge respecting the Magnetism of the Earth, by SH Christie, MA, FRS, Professor of Mathematics, Woolwich. On the recent progress of Physiological Botany, by John Lindley, FRS, Professor of Botany in the University of London.
Página 183 - L'amplitude de ces pulsations peut être considérablement augmentée par des vibrations de même période communiquées à la masse entière du liquide et aux parois du réservoir qui le contient. Sous cette influence étrangère, les dimensions et l'état de la veine peuvent subir des changemens remarquables : la longueur de la partie limpide et continue peut se réduire presqu'à rien, tandis que les ventres de la partie trouble acquièrent une régularité de forme et une transparence qu'ils...