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" If a number is not an exact power of 10, its common logarithm can only be expressed approximately ; the integral part of the logarithm is called the characteristic, and the decimal part the mantissa. "
A Practical Text-book on Plane and Spherical Trigonometry - Page 70
by Webster Wells - 1883 - 214 pages
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Bradbury's Elementary Algebra: Designed for the Use of High Schools and ...

William Frothingham Bradbury - Algebra - 1877 - 280 pages
...negative integer and a positive fraction is merely a matter of convenience. The integral part of a logarithm is called the characteristic, and the decimal part the mantissa. Thus, the characteristic of the logarithm 3.1784 is 3, and the mantissa .1784. 242i The characteristic of...
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Manual of Plane Trigonometry

James Henchie - Plane trigonometry - 1878 - 174 pages
...logio 10" + logic N = n + logia N / N \ and logic ^ — -J = logic N - log„ 10" = logic N — n. The integral part of the logarithm is called the characteristic, and the decimal part the mantissa. p To illustrate what we have just statei, let the loga rithm of any number, say 3, be known, log 3...
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A Complete Course in Algebra for Academies and High Schools

Webster Wells - Algebra - 1885 - 370 pages
...than 1 is positive, and the logarithm of a number less than 1, and greater than 0, is negative. 338. If a number is not an exact power of 10, its common...characteristic, and the decimal part the mantissa. For example, Iogl3= 1.1139. In this case the characteristic is 1, and the mantissa is .1139. 339. It...
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A Complete Course in Algebra

Webster Wells - 1885 - 368 pages
...than 1 is positive, and the logarithm of a number less than 1, and greater than 0, is negative. 338. If a number is not an exact power of 10, its common...characteristic, and the decimal part the mantissa. For example, log 13 = 1.1139. In this case the characteristic is 1, and the mantissa is .1139. 339....
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A Complete Course in Algebra for Academies and High Schools

Webster Wells - Algebra - 1885 - 382 pages
...than 1 is positive, and the logarithm of a number less than 1, and greater than 0, is negative. 338. If a number is not an exact power of 10, its common...characteristic, and the decimal part the mantissa. For example, log 13 = 1.1139. In this case the characteristic is 1 , and the mantissa is . 1 139. 339....
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The Essentials of Plane and Spherical Trigonometry

Webster Wells - Trigonometry - 1887 - 200 pages
...number greater than 1 is positive, and that the logarithm of a number between 0 and 1 is negative. 83. If a number is not an exact power of 10, its common...characteristic, and the decimal part the mantissa. For example, log 13 = 1.1139. In this case the characteristic is 1, and the mantissa .1139. 84. It...
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Plane Trigonometry

Webster Wells - Plane trigonometry - 1887 - 158 pages
...number greater than 1 is positive, and that the logarithm of a number between 0 and 1 is negative. 83. If a number is not an exact power of 10, its common...characteristic, and the decimal part the mantissa. For example, log 13 = 1.1139. In this case the characteristic is 1, and the mantissa .1139. 84. It...
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A Short Course in Higher Algebra: For Academies, High Schools, and Colleges

Webster Wells - Algebra - 1889 - 584 pages
...number greater than 1 is positive, and that the logarithm of a number between 0 and 1 is negative. 399. If a number is not an exact power of 10, its common...characteristic, and the decimal part the mantissa. For example, log 13= 1.1139. In this case the characteristic of the logarithm is 1, and the mantissa...
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The Academic Algebra

William Frothingham Bradbury, Grenville C. Emery - Algebra - 1889 - 428 pages
...negative integer and a positive fraction is merely a matter of convenience. The integral part of a logarithm is called the characteristic, and the decimal part the mantissa. Thus, the characteristic of the logarithm 3.1784 is 3, and the mantissa .1784. 374. The characteristic of...
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College Algebra

Webster Wells - Algebra - 1890 - 560 pages
...of a number greater than 1 is positive, and the logarithm of a number between 0 and 1 negative. 491. If a number is not an exact power of 10, its common...characteristic, and the decimal part the mantissa. For example, log 13 = 1.1139. In this case the characteristic is 1, and the mantissa .1139. For reasons...
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