Pullback
http://dbpedia.org/resource/Pullback an entity of type: Thing
In mathematics, a pullback is either of two different, but related processes: precomposition and fiber-product. Its dual is a pushforward.
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拉回（pullback）是数学中一个基本概念，涉及到两个不同但关联的程序：预复合与纤维积。与之对偶的概念是前推。
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rdf:langString
Pullback
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당김
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Pullback
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拉回
xsd:integer
9413508
xsd:integer
1085251666
rdf:langString
In mathematics, a pullback is either of two different, but related processes: precomposition and fiber-product. Its dual is a pushforward.
rdf:langString
拉回（pullback）是数学中一个基本概念，涉及到两个不同但关联的程序：预复合与纤维积。与之对偶的概念是前推。
xsd:nonNegativeInteger
3245