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" To this the indtx has to be added. The index of the logarithm of a number greater than unity is one less than the number of figures in the integral part of that number. Thus the index of 5432 is 3, of 543-2 is 2, of 54-32 is 1, and of 5-432 is 0. Multiply... "
Spiral Slide Rule: Equivalent to a Straight Slide Rule 83 Feet 4 Inches Long ... - Página 12
por George Fuller - 1878 - 20 páginas
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A Manual of public health

Alexander Wynter Blyth - 1890 - 762 páginas
...of figures in the integral part of that number. Thus the index of 5432 is 3, of 543'2 is 2, of 54-32 is 1, and of 5'432 is 0. Multiply or divide the resulting...power or root, as shown above. Then place the cylinder go that it reads on the scales (n and m) the decimal part of the quotient. The power or root is then...
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A Pocket-book for Miners and Metallurgists Comprising Rules, Formulae ...

Frederick Danvers Power - 1914 - 394 páginas
...multiplication. For powers higher than the seventh multiply the logarithm or the number by the power. Then place the cylinder so that it reads on the scales...and m the decimal part of the quotient. The power is then at the index A. @n the result the number of figures before the decimal point is one more than...
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