surjection
10 letters · noun · scores 3,000 in SpellHuntr
noun
A function for which every element of the codomain is mapped to by some element of the domain; (formally) Any function f:X→Y for which for every y∈Y, there is at least one x∈X such that f(x)=y.
Surjection in a sentence
In some special cases, however, the number of surjections A#92;rightarrowB can be identified.
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