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mapping vs surjection

surjection vs mapping

mapping and surjection both are nouns.

Word NounAdjectiveVerbAdverb
mapping Yes No No No
surjection Yes No No No
As nouns, surjection is a hyponym of mapping; that is, surjection is a word with a more specific, narrower meaning than mapping:
  • mapping: (mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function)
  • surjection: a mathematical function that is an onto mapping.
mapping (noun) surjection (noun)
(genetics) the process of locating genes on a chromosome a mathematical function that is an onto mapping.
the process of making maps
(mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function)
Difference between mapping and surjection

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