Tables of Logarithms of Numbers and of Sines and Tangents for Every Ten Seconds of the Quadrant: With Other Useful TablesHarper & brothers, 1859 - 150 páginas |
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Página 8
... less than the number of integral figures in the given number . Thus the logarithm of 297 is 2 plus a fraction ; that is , the characteristic of the logarithm of 297 is 2 , which is one less than the number of integral figures . The ...
... less than the number of integral figures in the given number . Thus the logarithm of 297 is 2 plus a fraction ; that is , the characteristic of the logarithm of 297 is 2 , which is one less than the number of integral figures . The ...
Página 13
... . 66 66 66 66 If the decimal part of the logarithm can not be exactly found in the table , look for the nearest less logarithm , and take out the four figures of the corresponding natural number as be- LOGARITHMS . 13.
... . 66 66 66 66 If the decimal part of the logarithm can not be exactly found in the table , look for the nearest less logarithm , and take out the four figures of the corresponding natural number as be- LOGARITHMS . 13.
Página 14
... less logarithm .368287 . The four corresponding figures of the natural number are 2335. Their logarithm is less than the one proposed by 112 . The tabular difference is 186 ; and , by referring to the bottom of page 6 , we find that ...
... less logarithm .368287 . The four corresponding figures of the natural number are 2335. Their logarithm is less than the one proposed by 112 . The tabular difference is 186 ; and , by referring to the bottom of page 6 , we find that ...
Página 24
... less than unity . The sines are ex- pressed in decimal parts of radius ; and , although the decimal point is not written in the table , it must always be prefixed . As the first two figures remain the same for a great many numbers in ...
... less than unity . The sines are ex- pressed in decimal parts of radius ; and , although the decimal point is not written in the table , it must always be prefixed . As the first two figures remain the same for a great many numbers in ...
Página 26
... less than the proposed one , and take out the corresponding degrees and minutes . Find , also , the dif- ference between this tabular number and the number proposed , and divide it by the proportional part for 1 " found at the bot tom ...
... less than the proposed one , and take out the corresponding degrees and minutes . Find , also , the dif- ference between this tabular number and the number proposed , and divide it by the proportional part for 1 " found at the bot tom ...
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Términos y frases comunes
9 I I altitude angle of elevation arithm base chains circle Co-sine Co-tangent complement computed correction cosecant course and distance decimal diameter diff difference of latitude difference of longitude Dist divided equal equator fifth figure find the angles find the area find the Logarithm frustum given number given the angle height Hence horizontal plane hypothenuse inches latitude and departure length LO LO LO logarithmic sine measured meridian middle latitude miles minutes Multiply natural number nautical miles parallel parallel sailing perpendicular places plane sailing Prob Prop proportional quadrant radius Required the logarithmic right-angled spherical triangle right-angled triangle Sandy Hook secant ship sails side AC spherical triangle ABC SPHERICAL TRIGONOMETRY station subtract surface tabular number tang Tangent telescope theodolite Theorem vernier vertical Vulgar Fraction wyll yards zoids ΙΙ ΙΟ
Pasajes populares
Página 20 - The circumference of every circle is supposed to be divided into 360 equal parts, • called degrees, each degree into 60 minutes, and each minute into 60 seconds, etc.
Página 163 - In any spherical triangle, the sines of the sides are proportional to the sines of the opposite angles. In the case of right-angled spherical triangles, this proposition has already been demonstrated.
Página 69 - FIND the area of the sector having the same arc with the segment, by the last problem. Find also the area of the triangle, formed by the chord of the segment and the two radii of the sector.
Página 54 - C' (89) (90) (91) (92) (93) 112. 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.
Página 69 - TO THE NUMBER OF DEGREES IN THE ARC ; So IS THE AREA OF THE CIRCLE, TO THE AREA OF THE SECTOR.
Página 73 - To find the solidity of a pyramid. RULE. Multiply the area of the base by one third of the altitude.
Página vi - The characteristic of the logarithm of ANY NUMBER GREATER THAN UNITY, is one less than the number of integral figures in the given number.
Página 184 - If a heavy sphere, whose diameter is 4 inches, be let fall into a conical glass, full of water, whose diameter is 5, and altitude 6 inches ; it is required to determine how much water will run over ? AHS.