inverse image

noun

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)#61;x², the inverse image of 4 is #92;#123;-2,2#92;#125;, as is the inverse image of #92;#123;4#92;#125;.”

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preimage
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Meanings

nouninverse image (plural inverse images)

plural inverse images

  1. 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)#61;x², the inverse image of 4 is #92;#123;-2,2#92;#125;, as is the inverse image of #92;#123;4#92;#125;.

    Synonyms: preimage

Synonyms & antonyms

nounThe set of points that map to a given point (or set of points) under a specified function.

Similar
preimage
Also see
preimage

Translations

Portuguese imagem inversa, imagem recíproca
  • imagem inversaset of points
  • imagem recíprocaset of points
Romanian imagine inversă
  • imagine inversăset of points
Cite this entry
APA

inverse image. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/inverse%20image

MLA

“inverse image.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/inverse%20image. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “inverse image,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/inverse%20image.

Source: inverse image on Wiktionary, CC BY-SA 4.0.