单词 | mantissa |
释义 | mantissa/manˈtɪsə /noun 1 Mathematics The part of a logarithm after the decimal point.By choosing appropriate mantissas and exponents, we can increase the resolution at shallower depths and degrade it at greater depths....
2 Computing The part of a floating-point number which represents the significant digits of that number.If you recall, run-of-the-mill DSPs typically store numbers as a floating-point, 24-bit mantissa and an 8-bit exponent....
OriginMid 17th century: from Latin, literally 'makeweight', perhaps from Etruscan. |
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