The First Six Books of the Elements of Euclid, with a Commentary and Geometrical Exercises: To which are Annexed a Treatise on Solid Geometry, and a Short Essay on the Ancient Geometrical AnalysisJohn Taylor, 30 Upper Gower Street, Bookseller and Publisher to the University: and sold, 1828 - 324 Seiten |
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... demonstration , in which this celebrated Treatise has never been surpassed ? To this , ' says Playfair , ' is added every association which can render a Work venerable . It is the production of a man distinguished among the first ...
... demonstration , in which this celebrated Treatise has never been surpassed ? To this , ' says Playfair , ' is added every association which can render a Work venerable . It is the production of a man distinguished among the first ...
Seite ix
... demonstration , in which this celebrated Treatise has never been surpassed ? To this , ' says Playfair , ' is added every association which can render a Work venerable . It is the production of a man distinguished among the first ...
... demonstration , in which this celebrated Treatise has never been surpassed ? To this , ' says Playfair , ' is added every association which can render a Work venerable . It is the production of a man distinguished among the first ...
Seite xii
... demonstration are objects which a geometer should never lose sight of , and to which arrangement and every other consideration must be subordinate . LEIBNITZ , an authority of great weight on such a subject , and not the less so as ...
... demonstration are objects which a geometer should never lose sight of , and to which arrangement and every other consideration must be subordinate . LEIBNITZ , an authority of great weight on such a subject , and not the less so as ...
Seite xiii
... demonstrations . Their unavailing attempts , he considers to be the strongest proof of the difficulty of substituting ... demonstration at all , to any infringement of the order which they have assumed . " ' There is a kind of puerility ...
... demonstrations . Their unavailing attempts , he considers to be the strongest proof of the difficulty of substituting ... demonstration at all , to any infringement of the order which they have assumed . " ' There is a kind of puerility ...
Seite 11
... demonstration . According to the spirit of this science , the number of axioms should be as limited as possible . A pro- position , however self - evident , has no title to be taken as an axiom , if its truth can be deduced from axioms ...
... demonstration . According to the spirit of this science , the number of axioms should be as limited as possible . A pro- position , however self - evident , has no title to be taken as an axiom , if its truth can be deduced from axioms ...
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The First Six Books of the Elements of Euclid: With a Commentary and ... Dionysius Lardner Keine Leseprobe verfügbar - 2018 |
Häufige Begriffe und Wortgruppen
A B and B C A B D altitude angles A B C arcs Book centre circumference circumscribed coincide conical surface constructed demonstration diagonal diameter difference draw equal angles equal hyp equal sides equi equiangular equilateral triangle equimultiples Euclid external angle extremities geometry given circle given line given point given right line Hence homologous sides hypotenuse inscribed intersect isosceles triangle less magnitudes multiple opposite parallel parallelogram parallelopiped pentagon perpendicular plane polygon prism problem produced PROPOSITION proved pyramid radii radius rectangle rectilinear figure respectively equal right line A B segments sides A B similar solid angle square of A B surface tangent THEOREM third tiples triangles A B C vertex
Beliebte Passagen
Seite 16 - If two triangles have two sides of the one respectively equal to two sides of the other, and the contained angles supplemental, the two triangles are equal.
Seite 24 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Seite 22 - DE : but equal triangles on the same base and on the same side of it, are between the same parallels ; (i.
Seite 104 - ... be equimultiples, the one of the second, and the other of the fourth. Let A the first be the same multiple of B the second, that C the third is of D the fourth ; and of A, C let equimultiples EF, GH be taken.
Seite 107 - ... If there be three magnitudes, and other three, which have the same ratio taken two and two, but in a cross order; then if the first magnitude be greater than the third, the fourth shall be greater than the sixth: and if equal, equal; and if less, less.
Seite 107 - N ; and if equal, equal ; and if less, less : but if G be greater than L, it has been shown that L HC K E M F N H is greater than M ; and if equal, equal; and if less, less: therefore, if G be greater than L, K is greater than N ; and if equal, equal ; and if less less : and G, K are any equimultiples whatever of A, E ; and L, N any whatever of B, F : therefore as A is to B, so is E to F (5.
Seite 187 - If two angles of one triangle are equal to two angles of another triangle, the third angles are equal, and the triangles are mutually equiangular.
Seite 107 - IF the first be to the second as the third to the fourth, and if the first be a multiple, or part of the second; the third is the same multiple, or the same part of the fourth...
Seite 107 - THEOR. IF the first be the same multiple of the second, or the same part of it, that the third is of the fourth ; the first is to the second, as the third is to the fourth...
Seite 107 - D (as in fig. 2 and 3), this magnitude can be multiplied, so as to become greater than D, whether it be AC, or CB. Let it be multiplied until it...