The Elements of Euclid; viz. the first six books, together with the eleventh and twelfth. Also the book of Euclid's Data. By R. Simson. To which is added, A treatise on the construction of the trigonometrical canon [by J. Christison] and A concise account of logarithms [by A. Robertson].1834 |
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Página iv
... magnitude , and yet be unequal to one another , as shall be made evident in the Notes subjoined to these Elements . In like manner , in the Demonstration of the 26th Prop . of the 11th Book , it is taken for granted that those solid ...
... magnitude , and yet be unequal to one another , as shall be made evident in the Notes subjoined to these Elements . In like manner , in the Demonstration of the 26th Prop . of the 11th Book , it is taken for granted that those solid ...
Página 273
... given the method of doing : for this reason , we have changed the construction to one , which , without doubt , is Euclid's , in which nothing is required but to add a magnitude to itself a certain number of times ; and this is to be ...
... given the method of doing : for this reason , we have changed the construction to one , which , without doubt , is Euclid's , in which nothing is required but to add a magnitude to itself a certain number of times ; and this is to be ...
Página 296
... given rectangle C , D , has been applied to the given straight line AB , deficient by the square BP . Which was to be done . 4. To apply a rectangle to a given straight line ... magnitude of it being likewise given , to 296 SIMSON'S NOTES .
... given rectangle C , D , has been applied to the given straight line AB , deficient by the square BP . Which was to be done . 4. To apply a rectangle to a given straight line ... magnitude of it being likewise given , to 296 SIMSON'S NOTES .
Página 297
Euclides Robert Simson. and the magnitude of it being likewise given , to find its sides . And the 4th Problem is the same with this : to find a point N in the given straight line AB produced , so as to make the rectangle AN , NB , equal ...
Euclides Robert Simson. and the magnitude of it being likewise given , to find its sides . And the 4th Problem is the same with this : to find a point N in the given straight line AB produced , so as to make the rectangle AN , NB , equal ...
Página 299
... magnitude , that are neither similar nor equal , as shall be demonstrated after the notes on the 10th Def .: upon this account it was necessary to amend the definition of similar solid figures , and to place the definition of a solid ...
... magnitude , that are neither similar nor equal , as shall be demonstrated after the notes on the 10th Def .: upon this account it was necessary to amend the definition of similar solid figures , and to place the definition of a solid ...
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Términos y frases comunes
ABC is given AC is equal altitude angle ABC angle BAC base BC bisected centre circle ABCD circle EFGH circumference common logarithm cone Constr cylinder demonstrated described diameter draw drawn equal angles equiangular equimultiples Euclid ex æquali excess fore given angle given in magnitude given in position given in species given magnitude given ratio given straight line gnomon greater join less Let ABC logarithm multiple parallel parallelogram perpendicular point F polygon prism Prop proportionals Q. E. D. PROPOSITION radius ratio of AE rectangle CB rectangle contained rectilineal figure remaining angle right angles segment shewn sides BA similar sine solid angle solid parallelopiped square of AC straight line AB straight line BC tangent THEOR.-If tiple triangle ABC vertex wherefore
Pasajes populares
Página 32 - 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 138 - 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.
Página 39 - If a straight line be divided into any two parts, the rectangle contained by the whole and one of the parts, is equal to the rectangle contained by the two parts, together with the square of the aforesaid part.
Página 22 - If a straight line fall upon two parallel straight lines, it makes the alternate angles equal to one another...
Página 41 - 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 on half the line bisected, is equal to the square on the straight line which is made up of the half and the part produced.
Página 5 - If two triangles have two sides of the one equal to two sides of the other, each to each, but the...
Página 38 - IF a straight line be divided into any two parts, the rectangles contained by the whole and each of the parts, are together equal to the square of the whole line. Let the straight line AB be divided...
Página 262 - Again ; the mathematical postulate, that " things which are equal to the same are equal to one another," is similar to the form of the syllogism in logic, which unites things agreeing in the middle term.
Página 89 - PBOR. —To describe an isosceles triangle, having each of the angles at the base, double of the third angle. Take any straight...
Página 165 - Wherefore, in equal circles &c. QED PROPOSITION B. THEOREM If the vertical angle of a triangle be bisected by a straight line which likewise cuts the base, the rectangle contained by the sides of the triangle is equal to the rectangle contained by the segments of the base, together with the square on the straight line which bisects the angle.