全ぜん射しゃ

noun, noun which may take the genitive case particle 'no'

surjection; onto mapping; epimorphism

Mathematics term for a function where every element of the codomain is mapped to by at least one element of the domain. Used in set theory and category theory.

• この写しゃ像ぞうは全ぜん射しゃである。

  This mapping is a surjection.

• 全ぜん射しゃの定てい義ぎを確かく認にんしてください。

  Please check the definition of surjection.