5th Hadamard workshop program

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Monday
08:45–09:15 Registration
09:15–09:20 Opening remarks
Chair: Matolcsi
09:20–10:00 Munemasa
A matrix approach to Yang multiplication
10:05–10:30 Coffee break
Chair: Matolcsi
10:30–11:10 Schmidt
Weil Numbers, Bent Functions, and Circulant Hadamard Matrices
11:15–11:55 Ó Cathain
Morphisms of Butson matrices
12:00–14:00 Lunch break
Chair: Munemasa
14:00–14:40 Kotsireas
Low Autocorrelation Binary Sequences (LABS)
14:45–15:05 Barrera
Perfect Sequences over the Quaternions and (4n; 2; 4n; 2n)-Relative Difference Sets in Zn x Q8
15:10–15:30 Yayla
On Near Butson-Hadamard matrices
15:35–16:00 Coffee break
Chair: Kotsireas
16:00–16:20 Egan
Phased unitary Golay pairs, Butson Hadamard matrices and a conjecture of Ito's
16:25–16:45 Ikuta
Butson-type complex Hadamard matrices and association schemes on the Galois rings of characteristic 4
Tuesday
09:00–09:20 Registration
Chair: Matolcsi
09:20–10:00 Życzkowski
Complex Hadamard matrices with a special structure
10:05–10:30 Coffee break
Chair: Matolcsi
10:30–11:10 Grassl
Small Unextendible Sets of Mutually Unbiased Hadamard Matrices
11:15–11:55 Weigert
Mutually unbiased product bases
12:00–14:00 Lunch break
Chair: Szöllősi
14:00–14:40 Karlsson
Complex Hadamard Matrices for N = 6
14:45–15:05 Matolcsi
Non-existence of certain MUB-systems in dimension 6
15:10–15:30 Goyeneche
Any SIC-POVM defines a complex Hadamard matrix in every dimension
15:35–16:00 Coffee break
Chair: Życzkowski
16:00–16:20 Farkas
n-fold unbiased bases: an extension of the MUB condition
16:25–16:45 Szymusiak
The informational power of the Hoggar SIC-POVM
16:50–17:10 Szczepanek
Quantum dynamical entropy, chaotic unitaries and complex Hadamard matrices
Wednesday
Chair: Matolcsi
09:20–10:00 Bondal
Geometric and categorical aspects of Hadamard matrices
10:05–10:25 Zhdanovskiy
Commutators of projectors, mutually unbiased bases and projective geometry
10:30–10:55 Coffee break
Chair: Szöllősi
10:55–11:35 Colbourn
Asymptotic and Constructive Bounds for Covering Arrays
11:40–12:20 Orrick
On the generation of skew Hadamard matrices
12:25–12:30 Group photo
12:30– Free afternoon
Thursday
Chair: Matolcsi
09:20–10:00 Craigen
Synthetic Orthogonality Theory -- To go where math has not gone before
10:05–10:30 Coffee break
Chair: Craigen
10:30–11:10 Crnković
A construction of regular Hadamard matrices and related codes
11:15–11:55 Seberry
Hadamard Matrices and Clifford-Gastineau-Hills Algebras
12:00–14:00 Lunch break
Chair: Crnković
14:00–14:40 Horadam
Codes from groups and groups from codes
14:45–15:05 Bailera
Hadamard full propelinear codes of type CQ
15:10–15:30 Villanueva
Partial permutation decoding for Z2^k-linear Hadamard codes
15:35–16:00 Coffee break
Chair: Ó Cathain
16:00–16:20 Lampio
Classification of Butson-type Hadamard matrices using an orderly algorithm
16:25–16:45 Szöllősi
Open probelms on Butson matrices
18:00–20:30 Banquet
Friday
Chair: Matolcsi
09:20–10:00 Wanless
Congruences for the Number of Transversals of Latin squares
10:05–10:30 Coffee break
Chair: Horadam
10:30–11:10 Flannery
Quasi-orthogonal cocyclic matrices
11:15–11:55 Armario
Generalized binary sequences from quasi-orthogonal cocycles
12:00–14:00 Lunch break
Chair: Flannery
14:00–14:20 Falcón
Cocyclic Hadamard matrices over Latin rectangles
14:25–15:05 Álvarez
(Pseudo)-cocyclic (structured) Hadamard matrices over (quasi)groups
15:10–15:30 Gudiel
Gröbner bases and cocyclic Hadamard matrices