Found 939 Documents (Results 1–100)
How much symmetry do symmetric measurements need for efficient operational applications? (English) Zbl 07900879
Kramer-Mesner theorem: characterization of 2-designs through systems of Diophantine equations. (Spanish) Zbl 07889276
Three-level saturated orthogonal arrays with less \(\beta\)-wordlength pattern. (English) Zbl 07881563
MSC:
62K15
On the symmetric 2-\((v, k, \lambda)\) designs with a flag-transitive point-imprimitive automorphism group. (English) Zbl 1541.05015
Flag-transitive, point-imprimitive symmetric \(2\)-\((v, k, \lambda)\) designs with \(k > \lambda (\lambda - 3) / 2\). (English) Zbl 1541.05023
Strongly regular graphs decomposable into a divisible design graph and a Hoffman coclique. (English) Zbl 1536.05482
Flag-transitive symmetric 2-designs of prime order. (English) Zbl 1540.05020
Reviewer: Zlatko Varbanov (Veliko Tarnovo)
Sporadic simple groups as flag-transitive automorphism groups of symmetric designs. (English) Zbl 1531.05022
On symmetric designs with flag-transitive and point-quasiprimitive automorphism groups. (English) Zbl 1531.05031
Geometry and topology of maximal antipodal sets and related topics. arXiv:2401.03292
Preprint, arXiv:2401.03292 [math.DG] (2024).
On symmetric \(2\)-\((70, 24, 8)\) designs with an automorphism of order \(6\). (English) Zbl 1531.05028
Quasi-symmetric \(2\)-\((28, 12, 11)\) designs with an automorphism of order \(5\). (English) Zbl 1531.05026
MSC:
05B05
The first infinite family of orthogonal Steiner systems \(\mathrm{S}(3,5,v)\). (English) Zbl 1519.05033
Block-transitive symmetric designs and alternating groups. (English) Zbl 1529.05023
Reviewer: Andrea Švob (Rijeka)
Reduction for flag-transitive symmetric designs with \(k > \lambda(\lambda - 2)\). (English) Zbl 1518.05030
Almost simple groups as flag-transitive automorphism groups of symmetric designs with \(\lambda\) prime. (English) Zbl 1521.05011
Reviewer: Zhaoping Meng (Jinan)
Extremal ternary self-dual codes of length 36 and symmetric 2-(36, 15, 6) designs with an automorphism of order 2. (English) Zbl 1519.05032
Reviewer: Zihong Tian (Shijiazhuang)
Constructions of binary codes with two distances. (English) Zbl 1521.94084
MSC:
94B05
Flag-transitive quasi-symmetric designs with block intersection numbers 0 and 2. (English) Zbl 1515.05035
Reviewer: Giovanni Falcone (Udine)
Symmetric designs with \(\lambda \leqslant 10\) admitting flag-transitive and point-primitive almost simple automorphism groups. (English) Zbl 1514.05024
Reviewer: Zlatko Varbanov (Veliko Tarnovo)
The equivalence of two inequalities for quasisymmetric designs. (English) Zbl 1515.05033
Reviewer: Bhaskar Bagchi (Bangalore)
A parametrisation for symmetric designs admitting a flag-transitive, point-primitive automorphism group with a product action. (English) Zbl 1506.05033
Reviewer: Ioan Tomescu (Bucureşti)
Quasi-symmetric 2-(41, 9, 9) designs and doubly even self-dual codes of length 40. (English) Zbl 1504.05028
Symmetric designs and projective special unitary groups \(\mathrm{PSU}_5(q)\). (English) Zbl 1498.05041
Designs and codes from basic 3-transpositions. (English) Zbl 1509.20018
Reviewer: Seyed Hassan Alavi (Hamedan)
Finite exceptional groups of Lie type and symmetric designs. (English) Zbl 1508.20017
Reviewer: Mohammad-Reza Darafsheh (Tehran)
A classification of flag-transitive block designs. (English) Zbl 1489.05011
Reviewer: Ioan Tomescu (Bucureşti)
\(k\)-configurations. (English. Russian original) Zbl 1487.15040
Proc. Steklov Inst. Math. 316, 233-253 (2022); translation from Tr. Mat. Inst. Steklova 316, 248-269 (2022).
Flag-transitive and point-imprimitive symmetric designs with \(\lambda \leq 10\). (English) Zbl 1494.05017
Reviewer: Zhaoping Meng (Jinan)
Non-existence of quasi-symmetric designs with restricted block graphs. (English) Zbl 1487.05034
Reviewer: Paola Bonacini (Catania)
On resolvable Golomb rulers, symmetric configurations and progressive dinner parties. (English) Zbl 1484.05026
New symmetric \(2\)-\((71,15,3)\) designs. (English) Zbl 1484.05022
Reviewer: Charles J. Colbourn (Tempe)
Monotonic normalized heat diffusion for regular bipartite graphs with four eigenvalues. (English) Zbl 1481.05100
Balanced weighing matrices. (English) Zbl 1479.05039
Strongly regular graphs. (English) Zbl 1498.05001
Encyclopedia of Mathematics and its Applications 182. Cambridge: Cambridge University Press (ISBN 978-1-316-51203-6/hbk; 978-1-00-905722-6/ebook). xvii, 462 p. (2022).
Reviewer: Bhaskar Bagchi (Bangalore)
Universal \(p\)-ary designs. (English) Zbl 1536.05111
Quasi-symmetric designs with \(k\) numbers of intersection as unreduced designs. (English) Zbl 1499.62268
MSC:
62K10
Quasi-symmetric designs on 56 points. (English) Zbl 1485.05014
Reviewer: Zhaoping Meng (Jinan)
MSC:
05B05
Symmetric 1-designs from \(\mathrm{PGL}_2(q)\), for \(q\) an odd prime power. (English) Zbl 1476.05017
Almost simple groups with socle \(\mathrm{PSp}_4(q)\) as flag-transitive automorphism groups of symmetric designs. (English) Zbl 1542.05185
A useful tool for constructing linear codes. (English) Zbl 1483.94073
Reviewer: Thomas Britz (Sydney)
On automorphism groups of a biplane \((121,16,2)\). (English) Zbl 1468.51001
Reviewer: Victor V. Pambuccian (Glendale)
Symmetric 1-designs from \(\mathrm{PSL}_2(q)\), for \(q\) a power of an odd prime. (English) Zbl 1474.05028
Flag-transitive, point-imprimitive \(2\)-\((v,k,\lambda )\) symmetric designs with \(k\) and \(\lambda\) prime powers. (English) Zbl 1475.05014
Reviewer: Zhaoping Meng (Jinan)
On improving the construction of balanced incomplete block designs using planar near-rings. (English) Zbl 1458.05033
Metric dimension and metric independence number of incidence graphs of symmetric designs. (English) Zbl 1460.05152
A note on \(\lambda\)-designs. (English) Zbl 07840144
Ternary codes, biplanes, and the nonexistence of some quasisymmetric and quasi-3 designs. (English) Zbl 1536.05054
Symmetric designs and projective special linear groups of dimension at most four. (English) Zbl 1536.05041
Quality engineering with balanced fractional factorial experimental designs. (English) Zbl 1474.05033
Graphical method in testing the optimality of symmetrical mixture design. (Chinese. English summary) Zbl 1463.62225
Flag-transitive point-primitive symmetric \((v,k,\lambda)\) designs with bounded \(k\). (English) Zbl 1456.05023
Reviewer: Dean Crnković (Rijeka)
Symmetric block designs and optimal equidistant codes. (English. Russian original) Zbl 1461.05016
Probl. Inf. Transm. 56, No. 3, 245-252 (2020); translation from Probl. Peredachi Inf. 56, No. 5, 50-58 (2020).
Reviewer: Charles J. Colbourn (Tempe)
Designs for estimating the treatment effect in networks with interference. (English) Zbl 1453.62611
Reviewer: Wolfgang Näther (Freiberg)
Regular two-distance sets. (English) Zbl 1445.42021
MSC:
42C15
Flag-transitive \(2\)-\((v, k, \lambda)\) symmetric designs with \(\lambda \geq (k, \lambda)^2\) and alternating socle. (English) Zbl 1443.05022
Great antipodal sets on complex Grassmannian manifolds as designs with the smallest cardinalities. (English) Zbl 1441.05041
Commutative association schemes obtained from twin prime powers, Fermat primes, Mersenne primes. (English) Zbl 1433.05334
A generalized Eulerian triangle from staircase tableaux and tree-like tableaux. (English) Zbl 1433.05318
On the symmetric block design with parameters (280,63,14) admitting a Frobenius group of order 93. (English) Zbl 1484.05023
MSC:
05B05
Hadamard difference sets and related combinatorial objects in groups of order. (English) Zbl 1462.05047
Reviewer: Peter Dukes (Victoria)
A construction of the fourth order rotatable designs invariant under the hyperoctahedral group. (English) Zbl 1421.62105
bm-Central limit theorems associated with non-symmetric positive cones. (English) Zbl 1512.60017
Reviewer: Fraser Daly (Edinburgh)
New approach of deterministic key pre-distribution scheme using triangle free quasi symmetric designs. (English) Zbl 1416.05048
On the Smith normal form of a skew-symmetric D-optimal design of order \(n \equiv 2\pmod 4\). (English) Zbl 1417.05022
Symmetric designs and four dimensional projective special unitary groups. (English) Zbl 1405.05023
MSC:
05B30
05E15
Groups Obtained from \(2-(n,4,3)\) Supersimple Designs. arXiv:1906.07581
Preprint, arXiv:1906.07581 [math.GR] (2019).
Asymmetric copulas and their application in design of experiments. (English) Zbl 1429.60024
Saminger-Platz, Susanne (ed.) et al., On logical, algebraic, and probabilistic aspects of fuzzy set theory. Cham: Springer. Stud. Fuzziness Soft Comput. 336, 157-172 (2018).
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