An Easy Introduction to the Mathematics: In which the Theory and Practice are Laid Down and Familiarly Explained ... A Complete and Easy System of Elementary Instruction in the Leading Branches of the Mathematics; ... Adapted to the Use of Schools, Junior Students at the Universities, and Private Learners, Especially Those who Study Without a Tutor. In Two Volumes, Volume 2Bartlett and Newman ; [etc., etc..], 1814 - Mathematics |
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... Euclid 250 Observations on some Parts of the first Book of Euclid's Elements • 259 PAGE On Euclid's second Book On Euclid's third Book On iv CONTENTS .
... Euclid 250 Observations on some Parts of the first Book of Euclid's Elements • 259 PAGE On Euclid's second Book On Euclid's third Book On iv CONTENTS .
Page 69
... Euclid 22 , 5 . 82. If there be any number of quantities , and as many others , which taken two and two in cross order are ... Euclid's Elements , except that the doctrine there delivered includes both commensurable and incommensurable ...
... Euclid 22 , 5 . 82. If there be any number of quantities , and as many others , which taken two and two in cross order are ... Euclid's Elements , except that the doctrine there delivered includes both commensurable and incommensurable ...
Page 215
... Euclid's Elements are ascribed to him ; from the latter of which he was led to determine , that the diagonal of a square is incommensurable to its side : every person moderately acquainted with Geo- metry will acknowledge , that the ...
... Euclid's Elements are ascribed to him ; from the latter of which he was led to determine , that the diagonal of a square is incommensurable to its side : every person moderately acquainted with Geo- metry will acknowledge , that the ...
Page 217
... Euclid's first book of Elements . Zenodorus proved , that figures of equal areas are not necessarily contained by equal boundaries , as some had asserted : one only of his treatises has escaped the ravages of time ; it has been ...
... Euclid's first book of Elements . Zenodorus proved , that figures of equal areas are not necessarily contained by equal boundaries , as some had asserted : one only of his treatises has escaped the ravages of time ; it has been ...
Page 225
... Elements , were written by Euclid : his Data , a work still extant , is calculated to facilitate the method of ... Euclid's Elements , 4to . 1621 . VOL . II . Superficies ; Loci ad Superficiem ; four books on Conic PART VIII . 225 ...
... Elements , were written by Euclid : his Data , a work still extant , is calculated to facilitate the method of ... Euclid's Elements , 4to . 1621 . VOL . II . Superficies ; Loci ad Superficiem ; four books on Conic PART VIII . 225 ...
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Common terms and phrases
Algebra arithmetical progression base biquadratic equation bisected called centre chord circle circumference CN² co-sec co-sine co-tan common compasses Conic Sections conjugate hyperbola cube cubic equation curve described diameter difference distance divided draw drawn EC² ellipse equal equiangular Euclid EUCLID'S ELEMENTS EXAMPLES.-1 former fourth Geometry given equation given ratio given straight line greater Hence hyperbola infinite series latter latus rectum likewise logarithms magnitude measure method multiplied odd number parabola parallel parallelogram perpendicular plane PN² polygon problem Prop proposition Q. E. D. Cor quadrant quotient radius rectilineal figures right angles roots rule scale secant segments shewn sides sine square substituted subtracted tangent theor theorems third unknown quantity VC² versed sine whence wherefore whole numbers
Popular passages
Page 320 - 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.
Page 405 - 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.
Page 287 - 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.
Page 66 - 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.
Page 272 - But things which are equal to the same are equal to one another (Ax.
Page 267 - Parallel straight lines are such as are in the same plane, and which being produced ever so far both ways, do not meet.
Page 263 - A plane rectilineal angle is the inclination of two straight lines to one another, which meet together, but are not in the same straight line.
Page 281 - If two triangles have two angles of the one equal to two angles of the other, each to each, and also one side of the one equal to the corresponding side of the other, the triangles are congruent.
Page 294 - 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.
Page 190 - 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