Difference between revisions of "Image"
From Online Dictionary of Crystallography
BrianMcMahon (talk | contribs) (Tidied translations and added German and Spanish (U. Mueller)) |
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| − | <font color="blue">Image</font> (''Fr''). <font color="black">Immagine</font> (''It''). <font color="purple">像</font> (''Ja''). | + | <font color="orange">صورة</font> (''Ar''). <font color="blue">Image</font> (''Fr''). <font color="red">Abbildung</font> (''Ge''). <font color="black">Immagine</font> (''It''). <font color="purple">像</font> (''Ja''). <font color="green">Imagen</font> (''Sp''). |
Latest revision as of 17:11, 14 November 2017
صورة (Ar). Image (Fr). Abbildung (Ge). Immagine (It). 像 (Ja). Imagen (Sp).
Let X and Y be sets, f be the function f : X → Y, and x be some member of X. Then the image of x under f, denoted f(x), is the unique member y of Y that f associates with x.
The image of a subset A ⊆ X under f is the subset of Y defined by
f[A] = {y ∈ Y | y = f(x) for some x ∈ A}.