Additive

Source: Wikipedia, the free encyclopedia.

Additive may refer to:

Mathematics

  • Additive function, a function in number theory
  • Additive map, a function that preserves the addition operation
  • Additive set-function see
    Sigma additivity
  • Additive category, a preadditive category with finite biproducts
  • Additive inverse, an arithmetic concept
  • Additive prime
    , a prime number where the sum of its digits is a number which is also a prime number.

Science

Engineering

  • Feed additive
  • Gasoline additive
    , a substance used to improve the performance of a fuel, lower emissions or clean the engine
  • Oil additive, a substance used to improve the performance of a lubricant
  • Weakly additive, the quality of preferences in some logistics problems
  • Polymer additive
  • Pit additive, a material aiming to reduce fecal sludge build-up and control odor in pit latrines, septic tanks and wastewater treatment plants
  • Biodegradable additives

Other uses

  • Additive case [et], one of the grammatical cases in Estonian
  • Food additive, any substance added to food to improve flavor, appearance, shelf life, etc.
  • Additive rhythm
    , a larger period of time constructed from smaller ones