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" FRACTION is a negative number, and is one more than the number of ciphers between the decimal point and the first significant Jigure. "
Elements of Surveying: With the Necessary Tables - Page 15
by Charles Davies - 1830 - 306 pages
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Elements of Plane and Spherical Trigonometry

James William Nicholson - Trigonometry - 1898 - 204 pages
...decimal — 10, etc. Hence to find the characteristic of the logarithm of a number less than 1, subtract the number of ciphers between the decimal point and the first significant figure from 9, writing — 10 afler the mantissa. Thus, log .000431 = 6 + the mantissa - 10. 8. The...
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Tables of Logarithms to Five Places of Decimals: With Auxiliary Tables

Edwin Schofield Crawley - Logarithms - 1899 - 140 pages
...III.The characteristic of the logarithm of a number less than unity is negative, and is numerically one greater than the number of ciphers between the decimal point and the first significant figure. EXPLANAT二ON OP THE TABLES. 丫 叉 Verify the following statements 山 肛 助 扣 n 乱...
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A Treatise on Refrigerating and Ice-making Machinery ...

1899 - 120 pages
...decimal point. II. For a number wholly decimal, the characteristic is negative, and is numerically one greater than the number of ciphers between the decimal point and the first digit of the decimal. Art. 625. RULES FOR USING THE TABLE OF LOGARITHMS. To Find the Logarithm of a...
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Plane Trigonometry, for Colleges and Secondary Schools

Daniel Alexander Murray - Plane trigonometry - 1899 - 350 pages
...characteristic when the latter is positive ; when the characteristic is negative the number is a decimal, and the number of ciphers between the decimal point and the first significant digit is one less than the figure in the characteristic. (See the rule for finding the characteristic.)...
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Heating and Ventilating Buildings: A Manual for Heating Engineers and Architects

Rolla Clinton Carpenter - Heating - 1900 - 464 pages
...and is one less than the number of integral places ; for a decimal number it is negative and one more than the number of ciphers between the decimal point and the first significant figure. Thus, to find the logarithm of 254, a number containing 3 integral places, the index is 2,...
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School Algebra

John Marvin Colaw - Algebra - 1903 - 444 pages
...positive number is less than 1, the characteristic of its logarithm is negative, and is numerically 1 greater than the number of ciphers between the decimal point and the first significant figure. When the minus sign is written over the characteristic, it denotes that it alone is negative....
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A Treatise on Electromagnetic Phenomena, and on the Compass and ..., Volume 2

Timothy Augustine Lyons - Compass - 1903 - 694 pages
...less than the number of figures in the whole number. When the number consists of decimais only, count the number of ciphers between the decimal point and the first significant figure after it, and subtract this number from 9 : the remainder is the index. " " To find the natural...
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Mathematics, mechanics, heat

American School (Chicago, Ill.) - Engineering - 1903 - 390 pages
...following rule : The characteristic of the logarithm of a number less than 1 is found by subtracting from 9 the number of ciphers between the decimal point and the first significant figure, writing a — 10 after the mantissa. 71. The mantissas of logarithms of numbers are given in...
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Arithmetic: Elements of Algebra. Logarithms. Geometrical Drawing

International Correspondence Schools - Arithmetic - 1906 - 576 pages
...decimal point. II. For a number wholly decimal, the characteristic is negalive, and is numerically one greater than the number of ciphers between the decimal point and the first digit of the decimal. For example, the characteristics of the logarithms of 256, 31.24, 7.53, and 1,728.0036...
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Plane Trigonometry

Daniel Alexander Murray - 1906 - 466 pages
...characteristic when the latter is positive ; when the characteristic is negative the number is a decimal, and the number of ciphers between the decimal point and the first significant digit is one less than the figure in the characteristic. (See the rule for finding the characteristic.)...
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