Proceedings, Volumen19

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Página 3 - Yet show'd his meek and thoughtful eye But little pride of prelacy ; More pleased that, in a barbarous age, He gave rude Scotland Virgil's page, Than that beneath his rule he held The bishopric of fair Dunkeld.
Página 293 - A Description of a Machine for finding the Numerical Roots of Equations and tracing a Variety of Useful Curves," of which a short notice appears in the British Association Report for that year.
Página lxii - He knew that man is never master of the event, that he is to some extent the sport or prey of the blind forces of the world, and that " In the reproof of chance lies the true proof of men.
Página 295 - WILDE, H.: On the Causes of the Phenomena of Terrestrial Magnetism, and on some Electro-mechanism for exhibiting the Secular Changes in its Horizontal and Vertical Components.
Página 214 - Included between a and ft combined In each case with certain other simple notions. But the sine and cosine combined with these auxiliary notions are incomparably more amenable to analytical transformation than the simple sine and cosine of trigonometry, exactly as numerical quantities combined (as in algebra) with the notion of positive or negative quality are Incomparably more amenable to analytical transformation than the simple numerical quantities of arithmetic. I do not know of anything which...
Página 97 - The tartaric acid combines with any ptomaines present, forming soluble tartrates : and the solution of tartrates forms the lower layer of the liquid mass, (c) The tartaric acid solution (after being separated...
Página 217 - Hence a vector acts versorially. To which Mr Heaviside, in fierce denunciation : " In a given equation [in quaternion vector analysis, that is] one vector may be a vector and another a quaternion. Or the same vector in one and the same equation may be a vector in one place and a quaternion (versor or turner) in another. This amalgamation of the vectorial and quaternionic functions is very puzzling. You never know how things may turn out.
Página 217 - Also in Nature, Vol. XLIII, p. 512, " How much more deepl-y rooted in the nature of things are the functions Sufl and Vaft than any which depend on the definition of a quaternion, will appear in a strong light, if we try to extend our formulae to space of four or more dimensions. It will not be claimed that the notions of quaternions will apply to such a space, except indeed in such a limited and artificial manner as to rob them of their value in a system of geometrical algebra. But vectors exist...
Página 180 - I insult, thou insultest, he insults ; we insult, you insult, they insult." " This is too much," said the Englishman ; " I will have satisfaction ! if you have any spirit with your rudeness, come along with me.
Página 285 - Measures of Positions and Areas of Sun-Spots and Faculae on Photographs taken at Greenwich, Dehra Dun, and Melbourne, with the deduced Heliographic Longitudes and Latitudes, 1878-1881.

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