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The Andruskiewitsch–Dascalescu conjecture on co-Frobenius Hopf algebras
Let $H$ be a co-Frobenius Hopf algebra, equivalently, a Hopf algebra with a non-zero integral. Andruskiewitsch–Dascalescu conjecture. The coradical filtration of $H$ is finite. Thi…
Conjectureopencoalgebras coradical-filtration hopf-algebrasarXiv posted 3 days ago

The Andruskiewitsch–Dascalescu conjecture on co-Frobenius Hopf algebras