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Note on the Characteristic of a Logarithm

Published online by Cambridge University Press:  31 October 2008

P. Comrie
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Students might be reminded that a number consists of so many digits, the value of each of which depends on its position. The values might be written above the separate digits just as we write £ s. d. over money columns. Thus, 523·7046 would be written

Rule for finding Characteristic.—The characteristic is the index of the power of 10 placed over the first significant digit in the number.

Type
Research Article
Information
Edinburgh Mathematical Notes , Volume 2 , July 1909 , pp. 16
Copyright
Copyright © Edinburgh Mathematical Society 1909