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Differential group

From Encyclopedia of Mathematics
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An Abelian group with a given endomorphism such that . This endomorphism is called a differential. The elements of a differential group are known as chains; the elements of the kernel are known as cycles; and the elements of the image are called boundaries.


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References

[a1] E.H. Spanier, "Algebraic topology" , McGraw-Hill (1966) pp. 156
How to Cite This Entry:
Differential group. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Differential_group&oldid=39913
This article was adapted from an original article by A.V. Mikhalev (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article