Journal of Science and the Arts, Band 31818 |
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Seite 72
... squares . To most of those who are familiar with the Game of Chess , this curious question is perhaps well known , although the method of reasoning which Euler employed in discovering its solution , is , I believe , not so generally ...
... squares . To most of those who are familiar with the Game of Chess , this curious question is perhaps well known , although the method of reasoning which Euler employed in discovering its solution , is , I believe , not so generally ...
Seite 73
... squares to which the knight might move from the last one , or that marked 64 ; these squares are 63 , 31 , and 51 , of which the first , or 63 , contains the move already employed , to arrive at 64 , and is therefore of no use . Since ...
... squares to which the knight might move from the last one , or that marked 64 ; these squares are 63 , 31 , and 51 , of which the first , or 63 , contains the move already employed , to arrive at 64 , and is therefore of no use . Since ...
Seite 74
... squares as he can , marking each square with a number ; those squares which remain vacant , may be marked with the letters of the alphabet , as in fig . 3 . In this case there remain two squares unoccupied , which are marked a and b ...
... squares as he can , marking each square with a number ; those squares which remain vacant , may be marked with the letters of the alphabet , as in fig . 3 . In this case there remain two squares unoccupied , which are marked a and b ...
Seite 75
... squares , shall always be equal to 32. Note , each square has another which is opposite to it , and the two squares are so related , that a straight line drawn through their two centres , will always divide the chess - board into two ...
... squares , shall always be equal to 32. Note , each square has another which is opposite to it , and the two squares are so related , that a straight line drawn through their two centres , will always divide the chess - board into two ...
Seite 76
... squares . 47. A. e . We must now endeavour to connect these two series to- gether , so that the end of one shall communicate with the beginning of the other ; for this purpose we observe , that E communicates with 62 , and that the ...
... squares . 47. A. e . We must now endeavour to connect these two series to- gether , so that the end of one shall communicate with the beginning of the other ; for this purpose we observe , that E communicates with 62 , and that the ...
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Beliebte Passagen
Seite 80 - To me, sir, it appears that the Author of Nature has marked our limits in the south, by the Gulf of Mexico; and on the north, by the regions of eternal frost.
Seite 364 - ... material creation, and at another with the endless subordination of animal life ; and, what is yet of more importance, might supply the decays of nature, and succour old age with subsidiary sight. Thus was the first artificer in glass employed, though without his own knowledge or expectation. He was facilitating and prolonging the enjoyment of light, enlarging the avenues of science, and conferring the highest and most lasting pleasures ; he was enabling the student to contemplate nature, and...
Seite 363 - Who, when he saw the first sand or ashes, by a casual intenseness of heat, melted into a metalline form, rugged with excrescences, and clouded with impurities, would have imagined, that in this shapeless lump lay concealed so many conveniencies of life, as would in time constitute a great part of the happiness of the world...
Seite 370 - Observations on the Temperature of the Ocean and Atmosphere, and on the Density of Sea-water, made during a Voyage to Ceylon. In a Letter to Sir Humphrey Davy, LL.DFRS By John Davy, MDFRS—22.
Seite 232 - The Botanist's Companion; or an Introduction to the Knowledge of Practical Botany, and the Uses of Plants, either growing wild in Great Britain, or cultivated for the Purposes of Agriculture, Medicine, Rural Economy, or the Arts, on a new Plan.
Seite 235 - A Treatise on the Diseases of Arteries and Veins; containing the Pathology and Treatment of Aneurisms and wounded Arteries. By Joseph Hodgson, Member of the Iloyul College of Surgeons in London.
Seite x - For such a long-oppressed right. Bacon, at last, a mighty man, arose, Whom a wise king and nature chose Lord Chancellor of both their laws, And boldly undertook the injured pupil's cause.
Seite 90 - ... she tries to imitate ; but she had become sickly, and longed to revisit her native country ; her husband also, who had spent many years amongst the Indians, was become weary of a civilized life.
Seite 373 - From the series of observations made at and below London Bridge, compared with the river as far up as Kew and Oxford, Mr. Stevenson is of opinion that the waters of the Thames seldom change, but are probably carried up and down with the turn of the alternate tides for an indefinite period, which he is of opinion may be one, if not the principal, cause of what is termed the extreme softness of the waters of the Thames. Mr. Stevenson has made similar experiments on the Rivers Forth ,and Tay, and at...
Seite 359 - ... hardness, transparency, or opacity; lustre, taste, smell, elasticity, weight, or specific gravity; magnetism, electricity, and phosphorescence. No doubt, most of these terms are clearly understood by our readers; but some of them may require a little explanation. By specific gravity, is meant the weight of any substance compared with the weight of an equal bulk of distilled water ; which, as the standard of comparison, is called one. Thus, if the weight of a cubic inch of...