 | Robert Riegel - Business - 1924 - 586 pages
...the decimal point. Characteristic of 1=0. 10 = 1. 100 = 2. 1000 = 3. etc. We have likewise observed that if a number is greater than .1 and less than 1, its log is between 0 and — 1; or, since we always use a positive mantissa, it is — 1 + the mantissa.... | |
 | Robert Riegel - Business - 1927 - 588 pages
...the decimal point. Characteristic of 1=0. 10 = 1. 100 = 2. 1000 = 3. etc. We have likewise observed that if a number is greater than .1 and less than 1, its log is between 0 and — 1; or, since we always use a positive mantissa, it is — 1 + the mantissa.... | |
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... than 2 and less than 3 its characteristic is 2, etc. We therefore derive the following rule: 1. The characteristic of the log of a number greater than 1 is one less than the number of figures preceding the decimal point. Characteristic of 1=0. 10... 