Pullback

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

In collections

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What Wikipedia says

In category theory, a branch of mathematics, a pullback (also called a fiber product, fibre product, fibered product or Cartesian square) is the limit of a diagram consisting of two morphisms f : X → Z and g : Y → Z with a common codomain. The pullback is written

Excerpt from the Wikipedia article “Pullback (category theory)”, under the CC BY-SA 4.0 license. Read the article on Wikipedia