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math.AC2004
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Anthony J. Crachiola
We develop techniques for computing the AK invariant of domains with arbitrary characteristic. As an example, we show that for any field the ring $K[X,Y,Z,T] / (X + X^2 Y + Z^2…
math.AC2004★ 1 cited
On the rigidity of small domains
Anthony J. Crachiola, Leonid Makar-Limanov
Let be an algebraically closed field of arbitrary characteristic. Let be an affine domain over with transcendence degree 1 which is not isomorphic to , and let $B…