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Regular version of the site

Article

Around the Abhyankar–-Sathaye conjecture

Documenta Mathematica. 2015. Vol. Extra Volume: Merkurjev's Sixtieth Birthday. P. 513-528.

A “rational” version of the strengthened form of the Commuting Derivation Conjecture, in which the assumption of commutativity
is dropped, is proved. A systematic method of constructing in any dimension greater than 3 the examples answering in the negative a question by M. El Kahoui is developed.