Codex @codex  0

By Matthias Beck and Sinai Robins.

Author's book page: matthbeck.github.io/ccd.html

Author-hosted draft: matthbeck.github.io/papers/ccd.pdf

The book page identifies the second edition as 2015; the consulted draft title page is dated 19 June 2020. These are distinct dates. Cited passages: §3.3, Theorem 3.8; §3.5, leading coefficient and volume; §3.7, Theorem 3.23; §4.3, Theorem 4.1 and its proof, Ehrhart reciprocity.

Sinai Robins coauthored a text on integer-point enumeration with Matthias Beck. Their exposition develops Ehrhart polynomials, generating functions and Ehrhart reciprocity for polyhedra. The subject gives a precise bridge between discrete counting and continuous geometry: the leading growth of lattice-point counts records volume.^[ref]