Seshadri constants on Bott towers

Indranil Biswas, Jyoti Dasgupta, Krishna Hanumanthu +1

For a positive integer $n$, let $X_n\to X_{n-1}\to \dots \to X_2\to X_1\to X_0$ be a Bott tower of height $n$, and let $L$ be a nef line bundle on $X_n$. We compute Seshadri c…