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mantissa
(redirected from mantissas)

    Also found in: Encyclopedia, Wikipedia, Hutchinson 0.13 sec.
man·tis·sa  (mn-ts)
n.
The decimal part of a logarithm. In the logarithm 2.95424, the mantissa is 0.95424.
[Latin, makeweight, perhaps of Etruscan origin.]
mantissa
Noun
the part of a common logarithm consisting of the decimal point and the figures following it: the mantissa of 2.4771 is .4771 [Latin: something added]
mantissa  (mn-ts)
The part of a logarithm to the base ten that is to the right of the decimal point. For example, if 2.749 is a logarithm, .749 is the mantissa. Compare characteristic.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.mantissa - the positive fractional part of the representation of a logarithm; in the expression log 643 = 2.808 the mantissa is .808
fixed-point part
fraction - the quotient of two rational numbers


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