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One-one function

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One-one function
  • 2 answers

Chiranjeevi Kaushal 3 years, 11 months ago

The function is said to be "one one" if every element of set A have unique image in set B One one function is also known as" injective " The function is said to be "many one" if two or more elements of set A has same image in set B The function is said to be "onto" if every element of set B has pre image in set A It is also known as "surjective" If function f is both one one and onto then the function is called " bijective "

Nishant Pandey 3 years, 11 months ago

In 1 -1 function, single pre image have single image. In other words, different elements of domain are related with different elements of codomain.
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