## Tables of Logarithms of Numbers and of Sines and Tangents for Every Ten Seconds of the Quadrant: With Other Useful TablesHarper & Brothers, 1857 - 150 pages |

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Page iii

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**bottom**of each page , and the table is thus rendered nearly as useful as one of the common kind extending to 100,000 . The whole has been carefully compared with standard authors , and nearly a dozen errors have thus been detected in ... Page vii

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**bottom**of the page . Thus , when the tabular difference is 60 , the corrections for .1 , .2 , .3 , & c . , are seen to be 6 , 12 , 18 , & c . If the given number was 72501 , the characteristic of its logarithm If it were required to ... Page ix

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**bottom**of the page . Required the number belonging to the logarithm 4.368399 . On page 6 , we find the next less logarithm . .368287 . The four corresponding figures of the natural number are 2335 . Their logarithm is less than the one ... Page x

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**bottom**of each page , which gives the proportional part corresponding to one second of arc . Required the sine of 8 ° 9 ' 10 " . The sine of 8 ° 9 ' is .141765 . By referring to the**bottom**of page 116 , in the column under 8 ° , we find ... Page xi

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**bottom**of the page ; the quotient will be the required number of seconds . Required the arc whose sine is .750000 . The next less sine in the table is .749919 , the arc corresponding to which is 48 ° 35 ' . The difference between this ...### Other editions - View all

### Common terms and phrases

12 Degrees 13 Degrees 76 Degrees 77 Degrees 85 Degrees 9 I I 9 II 9 ΙΟ 9Min A-log A+ log arc corresponding arc expressed arc less arithmic bottom characteristic Co-sine of 16 Co-tangent of 15 Co-tangent of 87 column headed computed corresponding to logarithmic cosecant cosine of 59 difference of latitude Dist expressed in seconds fifth figure find the arc find the Logarithm found exactly given number Hence the required latitude and departure leading figures logarithmic cosine logarithmic cotangent logarithmic sine logarithmic tangent LOGARITHMS OF NUMBERS manner we find middle latitude Natural Co-sines Natural Co-tangents natural number natural sines number of seconds prefixed proportional quadrant radius Required the logarithmic secant sine of 24 Sine of 73 Sine of 9 Sine or Tangent sines and tangents subtract TABLE OF LOGARITHMIC table of natural tabular difference tabular number tangent of 73 vertical column Vulgar Fraction ΙΙΟ ΙΟΙ