scientific article

zbMath0667.10020MaRDI QIDQ3819139

Helmut Koch, Boris B. Venkov

Publication date: 1989

Full work available at URL: https://eudml.org/doc/153147

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

defecteven unimodular latticesneighbor defect

Mathematics Subject Classification ID

Lattices and convex bodies (number-theoretic aspects) (11H06) Quadratic forms (reduction theory, extreme forms, etc.) (11H55) General binary quadratic forms (11E16)

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A mass formula for unimodular lattices with no roots ⋮ A DETAILED STUDY OF THE RELATIONSHIP BETWEEN SOME OF THE ROOT LATTICES AND THE CODING THEORY ⋮ Universal codes and unimodular lattices ⋮ Type II codes over \(\mathbb{F}_4+u\mathbb{F}_4\) ⋮ The lattices \(BW_{32}\) and \(U_{32}\) are equivalent ⋮ Construction of new extremal unimodular lattices ⋮ Slope of cusp forms and theta series

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