Mantissa

Mantissa may refer to:


 * Mantissa (logarithm), the fractional part of the common (base-10) logarithm
 * Significand (also commonly called mantissa), the significant digits of a floating-point number or a number in scientific notation
 * Mantissa (band)
 * Mantissa (novel), a 1982 novel by John Fowles
 * Mantissa College
 * De anima libri mantissa, sometimes simply referred as Mantissa, treatise attributed to Alexander of Aphrodisias