495 results on '"05B20"'
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2. Combinatorics of Complex Maximal Determinant Matrices
3. A survey of complex generalized weighing matrices and a construction of quantum error-correcting codes
4. A certain Bruhat order on doubly substochastic matrices.
5. New families of quaternionic Hadamard matrices.
6. Classification of involutions on finitary incidence algebras of non-connected posets.
7. Hadamard matrices: skew of order 276 and symmetric of order 372
8. Two-unitary complex Hadamard matrices of order 36
9. Recognizing distributed approval voting forms and correspondences.
10. A class of balanced binary sequences with two-valued non-zero autocorrelation sum and good crosscorrelation sum.
11. Multidimensional Costas Arrays and Their Periodicity
12. Generalized partially bent functions, generalized perfect arrays, and cocyclic Butson matrices.
13. On binary matrix properties.
14. Inclusion Matrices for Rainbow Subsets.
15. Legendre pairs of lengths ℓ ≡ 0 (mod 5)
16. Rectangular Heffter arrays: a reduction theorem
17. On the classification of skew Hadamard matrices of order 36 and related structures
18. A note on approximate Hadamard matrices
19. On optimal constant weight codes derived from ω-circulant balanced generalized weighing matrices
20. Linear preserver of n × 1 Ferrers vectors.
21. Covering schemes of strength t.
22. LCD subspace codes.
23. On Circulant Partial Hadamard Matrices
24. Recognizing Cartesian products of matrices and polytopes
25. Most binary matrices have no small defining set
26. Homomorphisms of matrix algebras and constructions of Butson-Hadamard matrices
27. Some Partitionings of Complete Designs
28. A study on the resistance matrix of a graph.
29. Extremal ternary self-dual codes of length 36 and symmetric 2-(36, 15, 6) designs with an automorphism of order 2.
30. On the binary codes of length 552 which admit the simple group Co3 as a transitive permutation group.
31. Hadamard matrices related to a certain series of ternary self-dual codes.
32. Status of three classes of sequences.
33. A design and flexible assignment of orthogonal binary sequence sets for (QS)-CDMA systems.
34. Butson full propelinear codes.
35. Bent functions in the partial spread class generated by linear recurring sequences.
36. Algorithms for difference families in finite abelian groups
37. A poset $\Phi_n$ whose maximal chains are in bijection with the $n \times n$ alternating sign matrices
38. An explicit upper bound on disparity for trees of a given diameter.
39. Quasi-symmetric 2-(41, 9, 9) designs and doubly even self-dual codes of length 40.
40. A Family of Balanced Generalized Weighing Matrices.
41. On Pless symmetry codes, ternary QR codes, and related Hadamard matrices and designs.
42. Distance spectrum of the Hadamard product of a cubic graph
43. Constructing doubly even self-dual codes and even unimodular lattices from Hadamard matrices
44. A matrix approach to the Yang multiplication theorem
45. Costas cubes
46. Switching for 2-designs.
47. Paley and the Paley Graphs
48. On the number of mutually disjoint pairs of S-permutation matrices
49. Supplementary difference sets related to a certain class of complex spherical 2-codes
50. On the combinatorial structure of 0/1-matrices representing nonobtuse simplices
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