A Treatise on Surveying,: Containing the Theory and Practice: : to which is Prefixed a Perspicuous System of Plane Trigonometry. : The Whole Clearly Demonstrated and Illustrated by a Large Number of Appropriate Examples. : Particularly Adapted to the Use of SchoolsKimber and Sharpless, no. 93, Market Street, and John Richardson, no. 244, Market Street., 1820 - 206 páginas |
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Página 12
... the three left hand figures in the column marked No. as before , and the remaining or right hand figure at the top of the table ; in the column under this figure , and against the other three , is the decimal part of the logarithm .
... the three left hand figures in the column marked No. as before , and the remaining or right hand figure at the top of the table ; in the column under this figure , and against the other three , is the decimal part of the logarithm .
Página 13
Again , let it be required to find the log . of .0131755 ; then , Logarithm of 1317 is The next greater log . is 11959 11991 Difference Remaining figures 32 55 Product - 17,60 To Add 11959 18 * Decimal part of the log .
Again , let it be required to find the log . of .0131755 ; then , Logarithm of 1317 is The next greater log . is 11959 11991 Difference Remaining figures 32 55 Product - 17,60 To Add 11959 18 * Decimal part of the log .
Página 14
If four figures only be required in the answer , look in the table for the decimal part of the given logarithm , and if it cannot be found exactly , take the one nearest to it , whether greater or less ; then the three figures in the ...
If four figures only be required in the answer , look in the table for the decimal part of the given logarithm , and if it cannot be found exactly , take the one nearest to it , whether greater or less ; then the three figures in the ...
Página 17
Add the decimal parts of the logarithms as before , and if there be any to carry from the decimal part , add it to the affirmative index or indices , or else subtract it from the negative . Then add the indices together , when they are ...
Add the decimal parts of the logarithms as before , and if there be any to carry from the decimal part , add it to the affirmative index or indices , or else subtract it from the negative . Then add the indices together , when they are ...
Página 18
Logarithm of .0839 is Do. .7536 is Do. .003179 is -2.92376 -1.87714 -3.50229 Product .000201 Sum -4.30319 In this example there is 2 to carry from the decimal part of the logarithms , which subtracted from 6 , the sum of the negative ...
Logarithm of .0839 is Do. .7536 is Do. .003179 is -2.92376 -1.87714 -3.50229 Product .000201 Sum -4.30319 In this example there is 2 to carry from the decimal part of the logarithms , which subtracted from 6 , the sum of the negative ...
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Términos y frases comunes
ABCD according acres adjacent angle base bearing bearing and distance Calculation called centre circle Co-secant Co-sine Co-tang column Construction contained corresponding Courses decimal Deg Dist DEMONSTRATION describe difference distance divide division draw east equal EXAMPLES feet figures find the area given given angle given area given side greater half hand height hypothenuse join latitude and departure length less logarithm measured meeting meridian distance Note off-sets opposite parallel perches perpendicular preceding PROBLEM quotient radius ratio rectangle remainder Required the area right angle right line root RULE running scale Secant side side AC sine square station subtract survey taken Tang Tangent triangle ABC twice
Información bibliográfica
| Título | A Treatise on Surveying,: Containing the Theory and Practice: : to which is Prefixed a Perspicuous System of Plane Trigonometry. : The Whole Clearly Demonstrated and Illustrated by a Large Number of Appropriate Examples. : Particularly Adapted to the Use of Schools |
| Autor | John Gummere |
| Colaboradores | John Richardson, Thomas H. Palmer, Kimber & Sharpless |
| Edición | 3 |
| Editor | Kimber and Sharpless, no. 93, Market Street, and John Richardson, no. 244, Market Street., 1820 |
| Procedencia del original | Biblioteca Pública de Nueva York |
| Digitalizado | 12 Abr. 2011 |
| Largo | 206 páginas |
| Exportar cita | BiBTeX EndNote RefMan |