Addressing the celebrated Zariski Cancellation Problem, Flenner, Kaliman, and Zaidenberg provide a criterion for cancellation by the affine line in the case where X is a normal affine surface admitting an A1-fibration X -> B with no multiple fiber over a smooth affine curve B. Their topics include A
H. Flenner, Ruhr Universitat Bochum, Germany.
S. Kaliman, University of Miami, Coral Gables, Florida, United States.
M. Zaidenberg, Universite Grenoble Alpes, France.
