Definition:Tower of Fields
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Definition
A tower of fields $F_k/F_{k-1}/\cdots/F_2/F_1$ is a finite sequence of field extensions $F_{j+1}/F_{j}$. $j = 1,\ldots,k-1$.
A tower of fields $F_k/F_{k-1}/\cdots/F_2/F_1$ is a finite sequence of field extensions $F_{j+1}/F_{j}$. $j = 1,\ldots,k-1$.