"Squaring the Circle": A History of the Problem

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University Press, 1913 - Circle-squaring - 57 pages
 

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Page 13 - Also he made a molten sea of ten cubits from brim to brim, round in compass, and five cubits the height thereof; and a line of thirty cubits did compass it round about.
Page 16 - Two unequal magnitudes being set out, if from the greater there be subtracted a magnitude greater than its half, and from that which is left a magnitude greater than its half, and if this process be repeated continually, there will be hft some magnitude which will be less than the lesser magnitude set out.
Page 13 - Or, to take a case yet stronger, when it is affirmed, that " the area of a circle is equal to that of a triangle having the circumference for its base, and the radius for its altitude...
Page 17 - Euclid xn. 2, that the areas of two circles are to one another as the squares on their diameters.
Page 41 - ... surgeon, we elect legislators to operate on the body politic without any scientific training, and without any adequate knowledge of social science, or even of the principles of legislation. It is therefore very fortunate that the legislators I have referred to, or indeed any others, could not alter the ratio of the circumference to the diameter of a circle by the one billionth part of a unit, Even in Canada we now talk in billions, and shall soon have to learn in the school of experience to pay...
Page 19 - Proposition 3. The ratio of the circumference of any circle to its diameter is less than 3| but greater than...
Page 19 - PROPOSITION 1 The area of any circle is equal to a right-angled triangle in which one of the sides about the right angle is equal to the radius, and the other to the circumference, of the circle. Let ABCD be the given circle, K the triangle described.
Page 4 - The Academy has resolved, this year, to examine no longer any solutions to problems on the following subjects: The duplication of the cube, the trisection of the angle, the quadrature of the circle, or any machine claiming to be a perpetuum mobile.
Page 16 - ... From the time of Plato (429—348 BC), who emphasized the distinction between Geometry which deals with incorporeal things or images of pure thought and Mechanics which is concerned with things in the external world, the idea became prevalent that...

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