Books Books 1 - 10 of 41 on And if the given number be a proper vulgar fraction ; subtract the logarithm of the....
And if the given number be a proper vulgar fraction ; subtract the logarithm of the denominator from the logarithm of the numerator, and the remainder will be the logarithm sought ; which, being that of a decimal fraction, must always have a negative...
Mathematical Tables for Practical Men: Comprising Several New and Useful ... - Page vii
by J. A. Powers - 1845 - 59 pages

## Sherwin's Mathematical Tables: Contriv'd After a Most Comprehensive Method ...

Henry Sherwin - Logarithms - 1742 - 110 pages
...fame as by the Table. 542375» 6-7343°O3 VI. A proper Fr&Rion being given, io find it's Logarithm. Subtract the Logarithm of the denominator from the Logarithm of the numerator, the remainder is the Ixig. fought, and is always the Logarithm of a Decimal Fraction. Note, The Index of the Log....

## Sherwin's Mathematical Tables: Contriv'd After a Most Comprehensive Method ...

Henry Sherwin - Logarithms - 1742 - 110 pages
...fame as by the Table. 542375» 6.7343003 VI. A proper Frafiion being given, to find it's Logarithm. Subtract the Logarithm of the denominator from the Logarithm of the numerator, the remainder is the Log. fought, andisalways the Logarithm of a Decimal' Fraction. Note, The Index of the Log. of...

## A Synopsis of Practical Mathematics: Containing Plain Trigonometry ...

Alexander Ewing - Logarithms - 1779 - 266 pages
...logarithm of 5678979 ? Anf* 6. 75427° i • 4. To find the'logarithm of a proper fraction, tobtraft the logarithm of the denominator from the logarithm of the numerator, the remainder is the logarithm of the fraftion. EXAM. What is the logarithm of |4| ? From the log. of 179 (add ^o...

## Mathematics: Compiled from the Best Authors and Intended to be the ..., Volume 1

Samuel Webber - Mathematics - 1801
...characteristic being prefixed, will give the logarithm required. And if the given number be a proper fraction, subtract the logarithm of the denominator from the logarithm of the numerator, and the remainder will be the logarithm sought ; which, being that of a decimal fraction, must always...

## The shipwright's vade-mecum [by D. Steel].

David Steel - 1805
...which, if the index be prefixed, the logarithm is 2.41447. TO FIND THE LOGARITHM OF A VULGAR FRACTION. SUBTRACT the logarithm of the denominator from the logarithm of the numerator, borrowing 10 in the index, when the denominator is the greatest, the remainder is the logarithm required....

## An Introduction to the Theory and Practice of Plane and Spherical ...

Thomas Keith - Navigation - 1810 - 420 pages
...a vulgar fraction. RULE. Reduce compound fractions, mixed fractions, &c. to simple fractions. Then subtract the logarithm of the denominator from the logarithm of the numerator ; if you carry 1, add it to the index of the logarithm of the denominator; then take the difference...

## Mathematical Tables;: Containing the Common, Hyperbolic, and Logistic ...

Charles Hutton - Mathematics - 1811 - 133 pages
...and find its logarithm as above. Or else (having reduced the mixt number to an improper fraction), subtract the logarithm of the denominator from the logarithm of the numerator, and the remainder will be the logarithm of the fraction sought. JEr. 1.Tofindthelog.of.,^orO-1875....

## A Course of Mathematics ...: Composed for the Use of the Royal Military ...

Charles Hutton - Mathematics - 1811
...proper index, will give the logarithm required. 5. And if the given number be a proper vulgar fraction ; subtract the logarithm of the denominator from the logarithm of the numerator, and the remainder will be the logarithm sought ; which, being that of a decimal fraction, must always...