Prove multivariable function is surjectiveThe function is f:NN^2 \tightarrow NN



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Prove multivariable function is surjective
The function is f:N2N such that f(a,b)=ab

Answer & Explanation

Jordan Mitchell

Jordan Mitchell

Beginner2022-01-08Added 31 answers

Take b=1 and a arbitrary. This displays any a in N is hit by your function.

Matthew Rodriguez

Matthew Rodriguez

Beginner2022-01-09Added 32 answers

You meant subjective rather than surjective.

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