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OPM
Lv 7
OPM asked in Science & MathematicsMathematics · 5 years ago

What is the difference between two objects mapping to the same set and equality?

If two functions mapped to the same value everywhere of interest, does that have the same meaning as the two functions being equal?

1 Answer

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  • J
    Lv 7
    5 years ago
    Favorite Answer

    Let

    f:A-->B and g:C-->D

    be two functions

    then

    f=g

    means

    A=C and B=D and for each u in A, f(u) = g(u).

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