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The characteristic of a number less than 1 is found by subtracting from 9 the number of ciphers between the decimal point and the first significant digit, and writing — 10 after the result.
Elements of Surveying: With the Necessary Tables - Page 15
by Charles Davies - 1830 - 306 pages

## Elements of Plane Trigonometry

Alfred Monroe Kenyon, Louis Ingold - Plane trigonometry - 1919 - 306 pages
...numbers less than 1. RULE II. The characteristic of a number less than 1 is found by subtracting from 9 the number of ciphers between the decimal point and the first significant digit, and writing — 10 after the result. Thus, the characteristic of log 845 is 2 by Rule I ; the...

## The Handbook of Industrial Oil Engineering: A Reference Book of Data ...

John Rome Battle - Lubrication and lubricants - 1920 - 1294 pages
...characteristic of the loga.-ithm 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. Thus the characteristics of the following are shown: Characteristic of log. .9426 = -1 Characteristic...

Edward Ira Edgerton, Wallace Edgar Bartholomew - Business mathematics - 1922 - 334 pages
...mantissa added is positive. Hence, in general, the characteristic of any number less than 1 is one more than the number of ciphers between the decimal point and the first significant figure, and is negative. Thus, the characteristic of the logarithm of .00468 is 3; of .7396 is I; of...

## Jordan on Investments

David Francis Jordan - Investments - 1920 - 480 pages
...or 8.77815 — 10. The characteristic of the logs of fractions is a minus quantity and is one more than the number of ciphers between the decimal point and the first significant figure of the fraction. Logs are determined irrespective of decimals, the number being considered as...

## Jordan on Investments

David Francis Jordan - Investments - 1922 - 456 pages
...or 8.77815 — 10. The characteristic of the logs of fractions is a minus quantity and is one more than the number of ciphers between the decimal point and the first significant figure of the fraction. Logs are determined irrespective of decimals, the number being considered as...

Robert Riegel - Business - 1924 - 586 pages
...rule: 2. The characteristic of a number less than one is negative, and it is numerically one greater than the number of ciphers between the decimal point and the first figure other than a cipher.1 .1 = -! .01=~2 .001 = -3 .0001 = -4 Examples Log. of 12 1.07918 Log. of...

## The Theory of Measurements

Lucius Tuttle, John Satterly - Mathematics - 1925 - 364 pages
...(including any ciphers) to the left of the decimal point. For any number less than unity it is one more than the number of ciphers between the decimal point and the first significant figure and is negative. 59. Use of a Table of Logarithms. A four-place table of logarithms is in general...

## Mathematics of Finance

Lloyd Leroy Smail - Finance - 1925 - 338 pages
...The characteristic of the logarithm of a number less than 1 is negative, and is numerically one more than the number of ciphers between the decimal point and the first significant figure in the given number. These rules are very important and should be thoroughly memorized-,/ EXAMPLES...