On the twin designs with the Ionin-type parameters

zbMath0944.05013MaRDI QIDQ1964486

Hadi Kharaghani

Publication date: 17 February 2000

Published in: The Electronic Journal of Combinatorics (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/120482

zbMATH Keywords

symmetric designbalanced generalized weighing matrixBush-type Hadamard matrixregular Hadamard matrixdesign with Ionin-type parameters

Mathematics Subject Classification ID

Combinatorial aspects of block designs (05B05) Combinatorial aspects of matrices (incidence, Hadamard, etc.) (05B20)

Related Items (10)

Some Bush-type Hadamard matrices ⋮ Switching for 2-designs ⋮ Self-dual Hadamard bent sequences ⋮ Self-dual bent sequences for complex Hadamard matrices ⋮ A recursive construction for new symmetric designs ⋮ The existence of a Bush-type Hadamard matrix of order 36 and two new infinite classes of symmetric designs ⋮ Decomposable symmetric designs ⋮ Recent progress in algebraic design theory ⋮ A block negacyclic Bush-type Hadamard matrix and two strongly regular graphs ⋮ Doubly regular digraphs and symmetric designs

This page was built for publication: On the twin designs with the Ionin-type parameters