Mathematical Tables: Containing the Common, Hyperbolic, and Logistic Logarithms, Also Sines, Tangents, Secants, and Versed Sines Both Natural and Logarithmic. Together with Several Other Tables Useful in Mathematical Calculations. Also the Complete Description and Use of the TablesLongman & Company, 1855 - 368 σελίδες |
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Σελίδα xxxiv - Add the logarithm of the given side to the sine of the angle opposite to the side required, and from the sum subtract the sine of the angle opposed to the given side; the remainder will be the logarithm of the side required. SYSTEM. There is much propriety in the remark, that " system is the handmaid of science," and the term may be considered as used in contradistinction to disorder, irregularity, or random.
Σελίδα vii - ... which must be subtracted from 10. But when the index is negative, add it to 9, and subtract the rest as before.
Σελίδα l - ... the distance consists of two significant figures, the difference of latitude, and the departure, is each to be taken out at twice ; and if of three figures, at thrice. The chief design of this table is for the ready and exact working of traverses ; but it may also be applied to the solution of the several cases of plain sailing, and to some other uses PROP. I. — Having the course and distance, toßnd the difference of latitude and departure.
Σελίδα vii - Multiply the logarithm of the number giren by the proposed index of the power, and the product will be the logarithm of the power sought.
Σελίδα vi - DIVISION BY LOGARITHMS. RULE. From the logarithm of the dividend subtract the logarithm of the divisor ; the remainder will be the logarithm of the quotient EXAMPLE I.