On homomorphisms of cocommutative coalgebras and Hopf algebras

zbMath0631.16005MaRDI QIDQ1094512

Hiroshi Yanagihara

Publication date: 1987

Published in: Hiroshima Mathematical Journal (Search for Journal in Brave)

zbMATH Keywords

group-like elementsexact sequencescocommutative coalgebrascocommutative Hopf algebrascoalgebra splittinghyperalgebrascoalgebra retractionnearly-primitive elementspointed cocommutative Hopf algebras

Mathematics Subject Classification ID

Hopf algebras (aspects of homology and homotopy of topological groups) (57T05) Affine algebraic groups, hyperalgebra constructions (14L17) Homological methods in associative algebras (16Exx)

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Milnor-Moore theorems for bialgebras in characteristic zero

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