Surveying and Navigation: With a Preliminary Treatise on Trigonometry and MensurationWilson, Hinkle & Company, 1873 - 482 páginas |
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Página iv
... given to the development of Napier's principles , and to the discussion of the species of the parts of both right and oblique spherical triangles , Arts . 126 , 129 , 145 , 148 , 151 . Mensuration , a subject at once interesting and ...
... given to the development of Napier's principles , and to the discussion of the species of the parts of both right and oblique spherical triangles , Arts . 126 , 129 , 145 , 148 , 151 . Mensuration , a subject at once interesting and ...
Página 12
... given in the left - hand column , marked N. The next figure is given at the head and foot of one of the columns of mantissas . The mantissas , in the column under 0 , are 12 LOGARITHMS .
... given in the left - hand column , marked N. The next figure is given at the head and foot of one of the columns of mantissas . The mantissas , in the column under 0 , are 12 LOGARITHMS .
Página 13
... given to five decimal places . The first and second decimal figures of this column are understood to be repeated in the spaces below , and to be prefixed , across the page , to the three figures of the remaining columns . When the third ...
... given to five decimal places . The first and second decimal figures of this column are understood to be repeated in the spaces below , and to be prefixed , across the page , to the three figures of the remaining columns . When the third ...
Página 16
... given logarithm . 1. What number corresponds to logarithm 2.03262 ? The mantissa is found in the column headed 8 , and opposite 107 in the column headed N. Hence , without reference to the decimal point , the number corresponding is ...
... given logarithm . 1. What number corresponds to logarithm 2.03262 ? The mantissa is found in the column headed 8 , and opposite 107 in the column headed N. Hence , without reference to the decimal point , the number corresponding is ...
Página 17
... given logarithm ; l ' , the next less logarithm ; n and n ' , the corresponding numbers ; t , the tabular difference ... given mantissa can be found in the table , take the number corresponding , and place the decimal point accord- ing ...
... given logarithm ; l ' , the next less logarithm ; n and n ' , the corresponding numbers ; t , the tabular difference ... given mantissa can be found in the table , take the number corresponding , and place the decimal point accord- ing ...
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Términos y frases comunes
a. c. log ABCD adjacent angles adjacent sides altitude angle is equal arc increases C₁ chains clamp co-sine co-tangent compass cosec denote departure diameter divided east entire surface escribed circles Examples feet field notes Find the angle find the area formulas frustum given side Hence horizontal hypotenuse included angle increases from 90 instrument intersection latitude links dist logarithm longitude M.
M. Sine mantissa meander meridian miles minus needle negative number corresponding offsets opposite angle parallel sailing parallelogram perpendicular plane plane sailing positive Problem quarter section corner radius required the area rhumb line right angle sailing secant ship side adjacent sin A sin sin² slant height spherical triangle stake standard parallel station survey surveyor Tang tangent telescope trapezoid variation vernier versed-sine vertex vertical Willamette Meridian
Pasajes populares
Página 34 - If two triangles have two angles and the included side of the one, equal to two angles and the included side of the other, each to each, the two triangles will be equal.
Página 94 - I. The sine of the middle part is equal to the product of the tangents of the adjacent parts.
Página 232 - All the corners marked in the surveys, returned by the surveyor general, or by the surveyor of the lands south of the state of Tennessee, respectively, shall be established as the proper corners of sections, or subdivisions of sections, which they were intended to designate ; and the corners of half and quarter sections, not marked on said surveys, shall be placed as nearly as possible equidistant from those two corners which stand on the same line.
Página 19 - To Divide One Number by Another, Subtract the logarithm of the divisor from the logarithm of the dividend, and obtain the antilogarithm of the difference.
Página 22 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Página 108 - That is, the sines of the sides of a spherical triangle are proportional to the sines of the opposite angles.
Página 10 - The integral part of a logarithm is called the characteristic and the decimal part is called the mantissa.
Página 183 - Then carefully turn the arm half way over, until it rests upon the adjuster by the opposite faces of the rectangular blocks, and again observe the position of the sun's image. If it remains between the lines as before, the...
Página 21 - Find the logarithm of the number, and multiply it by the exponent of the power; then find the number corresponding to the resulting logarithm, and it will be the power required.
Página 22 - Divide the logarithm of the given number by the index of the root ; and the quotient will be the logarithm of the required root (Art.