On a question of Moshe Roitman and Euler class of stably free module

Manoj K. Keshari, Soumi Tikader

Let $A$ be a ring of dimension $d$ containing an infinite field $k$, $T_1,\dots ,T_r$ be variables over $A$ and $P$ be a projective $A[T_1,\dots ,T_r]$-module of rank $n$. Assume o…