inverse image

listen to the pronunciation of inverse image
İngilizce - Türkçe
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İngilizce - İngilizce
The set of points that map to a given point (or set of points) under a specified function

Under the function given by f(x)=x^2, the inverse image of 4 is \{-2,2\}, as is the inverse image of \{4\}.

inverse images
plural form of inverse image