Easy Introduction to Mathematics, Volumen2Barlett & Newman, 1814 |
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... GEOMETRY . Historical Introduction • On the Usefulness of Geometry Description of Mathematical Instruments 197 • 204 211 . 241 • 242 Of Geometry considered as the Science of Demon- stration , with some Account of the Principles of ...
... GEOMETRY . Historical Introduction • On the Usefulness of Geometry Description of Mathematical Instruments 197 • 204 211 . 241 • 242 Of Geometry considered as the Science of Demon- stration , with some Account of the Principles of ...
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... GEOMETRY , exemplifying and applying Euclid's Theory ; the Use of the Mathematical Instru- ments , & c . • Methods of constructing Scales of equal Parts To construct Scales of Chords , Sines , Tangents , Se- cants , & c . . • 327 ...
... GEOMETRY , exemplifying and applying Euclid's Theory ; the Use of the Mathematical Instru- ments , & c . • Methods of constructing Scales of equal Parts To construct Scales of Chords , Sines , Tangents , Se- cants , & c . . • 327 ...
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... GEOMETRY . Historical Introduction • On the Usefulness of Geometry Description of Mathematical Instruments Of Geometry considered as the Science of Demon- stration , with some Account of the Principles of Reasoning , as introductory to ...
... GEOMETRY . Historical Introduction • On the Usefulness of Geometry Description of Mathematical Instruments Of Geometry considered as the Science of Demon- stration , with some Account of the Principles of Reasoning , as introductory to ...
Página 143
... Geometry , lib . 3. in 1637 , but without any investigation : like Ferrari's method , it requires the intervention of a cubic and two quadratics ; both methods are sufficiently laborious , but that of Des Cartes has in some respects the ...
... Geometry , lib . 3. in 1637 , but without any investigation : like Ferrari's method , it requires the intervention of a cubic and two quadratics ; both methods are sufficiently laborious , but that of Des Cartes has in some respects the ...
Página 179
... Geometry at Oxford , about the year 1600 : thus the theorem , as far as it relates to powers , appears to have been complete , wanting only the algebraic form ; this Newton gave it , and likewise extended its application and use to the ...
... Geometry at Oxford , about the year 1600 : thus the theorem , as far as it relates to powers , appears to have been complete , wanting only the algebraic form ; this Newton gave it , and likewise extended its application and use to the ...
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Términos y frases comunes
Algebra arithmetical progression axis base bisected called centre chord circle circumference CN² co-sec co-sine co-tan completing the square Conic Sections cube curve diameter distance divided draw EC² equal Euclid Euclid's Elements EXAMPLES.-1 find the numbers former fourth fraction geometrical geometrical progression given equation given ratio greater harmonical mean Hence infinite series inversely last term latter latus rectum less likewise logarithms magnitude method multiplied number of terms odd number parallel parallelogram perpendicular PN² polygon problem Prop proposition Q. E. D. Cor quadrant quotient radius rectangle remainder right angles rule secant shew shewn sides sine solidity straight line substituted subtract tangent theor theorems third triangle unknown quantity VC² versed sine whence wherefore whole numbers x=the
Pasajes populares
Página 280 - If a straight line touch a circle, and from the point of contact a chord be drawn, the angles which this chord makes with the tangent are equal to the angles in the alternate segments.
Página 235 - If two triangles have two sides of the one equal to two sides of the...
Página 247 - TO a given straight line to apply a parallelogram, which shall be equal to a given triangle, and have one of its angles equal to a given rectilineal angle.
Página 62 - If four magnitudes are proportional, the sum of the first and second is to their difference as the sum of the third and fourth is to their difference.
Página 353 - In the same way it may be proved that a : b : : sin. A : sin. B, and these two proportions may be written a : 6 : c : : sin. A : sin. B : sin. C. THEOREM III. t8. In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference. By Theorem II. we have a : b : : sin. A : sin. B.
Página 232 - But things which are equal to the same are equal to one another...
Página 256 - If a straight line be bisected, and produced to any point ; the rectangle contained by the whole line thus produced, and the part of it produced, together with the square of half the line bisected, is equal to the square of the straight line which is made up of the half and the part produced.
Página 160 - Take the first term from the second, the second from the third, the third from the fourth, &c. and the remainders will form a new series, called the first order of
Página 269 - II. Two magnitudes are said to be reciprocally proportional to two others, when one of the first is to one of the other magnitudes as the remaining one of the last two is to the remaining one of the first.
Página 272 - If two triangles have one angle of the one equal to one angle of the other and the sides about these equal angles proportional, the triangles are similar.