For an integral lattice, $L$, its **dual** is the set $L^\#=\{\vec{v}\in \Q L:B(\vec{v},L)\subseteq \mathbb Z\}$. There is a unique rescaling of the bilinear map $B$ for which $L^\#$ is a primitive integral lattice.

**Authors:**

**Knowl status:**

- Review status: reviewed
- Last edited by Kiran S. Kedlaya on 2018-06-27 08:26:25

**Referred to by:**

**History:**(expand/hide all)

- 2018-06-27 08:26:25 by Kiran S. Kedlaya (Reviewed)