On congruent isomorphisms for tori

Anne-Marie Aubert, Sandeep Varma

Let $F$ and $F^{\prime }$ be two $l$-close nonarchimedean local fields, where $l$ is a positive integer, and let $\mathrm{T}$ and ${\mathrm{T}}^{\prime }$ be two tori over $F$ and $F^{\prime }$, respectively,…