The Geometrician: Containing Essays on Plane Geometry, and Trigonometry: with Their Application to the Solutions of a Variety of Problems ... |
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Page iii
... greater Ease to yourselves . If this meets with your Encourage- ment , it will induce me to purfue my original Defign , of presenting the Public with other Effays , for ren- dering the feveral Branches of mathematical Litera- ture ...
... greater Ease to yourselves . If this meets with your Encourage- ment , it will induce me to purfue my original Defign , of presenting the Public with other Effays , for ren- dering the feveral Branches of mathematical Litera- ture ...
Page 7
... greater than Unity , the next Thing to be done is to fhew how the Loga- rithms of fractional Numbers may be found ... greater than an Unit , and the other a Fraction , then the Difference of their Logarithms will be equal to the ...
... greater than Unity , the next Thing to be done is to fhew how the Loga- rithms of fractional Numbers may be found ... greater than an Unit , and the other a Fraction , then the Difference of their Logarithms will be equal to the ...
Page 8
... greater than an Unit by the Sign + , for they may be reckoned affirmative ; and then the fractional Quantities muft be confidered as negative . -f 17. It is allò evident from Inspection of the above Series , that if a Number , having an ...
... greater than an Unit by the Sign + , for they may be reckoned affirmative ; and then the fractional Quantities muft be confidered as negative . -f 17. It is allò evident from Inspection of the above Series , that if a Number , having an ...
Page 10
... greater than a , then - c taken negatively is . the binomial Logarithm , according to this Rule , is¿ + c + r a , which may ftand thus , t - a + c + r , which is the fame as the above Expreffion for the negative Logarithm . zdly ,: c ...
... greater than a , then - c taken negatively is . the binomial Logarithm , according to this Rule , is¿ + c + r a , which may ftand thus , t - a + c + r , which is the fame as the above Expreffion for the negative Logarithm . zdly ,: c ...
Page 12
... greater or less than the required one , will give nearly the Logarithm required . Take an Example . Let it be required to find the Logarithm of 3671824 ovo the The fractional Part of the Logarithm of 3671 is by the Table.564784 , and of ...
... greater or less than the required one , will give nearly the Logarithm required . Take an Example . Let it be required to find the Logarithm of 3671824 ovo the The fractional Part of the Logarithm of 3671 is by the Table.564784 , and of ...
Other editions - View all
The Geometrician: Containing Essays On Plane Geometry, and Trigonometry ... Benjamin Donne No preview available - 2023 |
The Geometrician: Containing Essays on Plane Geometry, and Trigonometry ... Benjamin Donne No preview available - 2018 |
The Geometrician: Containing Essays On Plane Geometry, and Trigonometry ... Benjamin Donne No preview available - 2023 |
Common terms and phrases
ABCD alfo alſo Altitude anfwering Bafe Barometer Baſe becauſe bifect Cafe Center Characteriſtick Chord Circle Circumference Cofine Compaffes confequently Conftruction contained COROLLARY decimal defcribe Degrees demonftrated Diameter Diſtance divided Divifion draw Effay equal Euclid Example faid fame Manner fame Ratio fecond Feet fhall fhew fhewn fimilar find the Height firft firſt fome ftand fubtract fuch fufficient fuppofe Geometry given Line greater Hence Hypothenufe Interfection join laft leffer lefs Logarithm Magnitudes manifeft meaſuring muſt Number obferve oppofite Sides Parallelogram Perpendicular Polygon PROBLEM Propofition Proportion quired Reaſon Rectangle Refpects reprefent right Angle right Line Scale Scholium Secant Segment Semicircle ſhall Sine Square Suppofition Tangent thefe THEOREM Thermometer theſe thoſe Triangle Trigono Trigonometry Uſe whofe
Popular passages
Page 29 - The lines do not run in a uniform direction from the left to the right, or from the right to the left...
Page 106 - AB, remains the same as it was : Nor is it part of the length of the line AB ; for, if AB be removed from the line KB, the point B, which is the extremity of the line KB, does...
Page 120 - If a point be taken within a circle, from which there fall more than two equal straight lines to the circumference, that point is the centre of the circle. Let...
Page 15 - If two triangles have one angle of the one equal to one angle of the other, and the sides about the equal angles proportionals, the triangles shall be equiangular, and shall have those angles equal which are opposite to the homologous sides.
Page 43 - ... magnitude. For example, if A, B, C, D be four magnitudes of the same kind, the first A is said to have to the last D the ratio compounded of the ratio of A to B, and of the ratio of B to C, and of the ratio of C to D; or, the ratio of A to D is said to be compounded of the ratios of A to B, B to C, and C to D. And if...
Page 106 - It is necessary to consider a solid, that is, a magnitude which has length, breadth, and thickness, in order to understand aright the definitions of a point, line and superficies ; for these all arise from a solid, and exist in it ; The boundary, or boundaries which contain a solid, are called superficies, or the boundary which is common to two solids which are contiguous, or which divides one solid into two contiguous parts, is called a superficies...
Page 43 - When three magnitudes are proportionals, the first is said to have to the third the duplicate ratio of that which it has to the second.
Page 64 - ... is supposed to be divided into 60 equal parts, called minutes; and each minute into 60 equal parts, called seconds. Degrees, minutes, and seconds, are designated respectively, by the characters ° ' ". For example, ten degrees, eighteen minutes, and fourteen seconds, would be written 10° 18
Page 18 - If two triangles have two sides of the one equal to two sides of the...
Page 106 - KBCL which is contiguous to it, this boundary BC is called a line, and has no breadth : For if it have any, this...