Covering triples by quadruples: an asymptotic solution
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Publication:1072560
DOI10.1016/0097-3165(86)90119-6zbMath0587.05022OpenAlexW1999217025MaRDI QIDQ1072560
Publication date: 1986
Published in: Journal of Combinatorial Theory. Series A (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1016/0097-3165(86)90119-6
Related Items (26)
On \(\lambda\)-covers of pairs by quintuples: \(v\) odd ⋮ An application of modified group divisible designs ⋮ Existence of resolvable H-designs with group sizes 2, 3, 4 and 6 ⋮ What we know and what we do not know about Turán numbers ⋮ Optimal constant weight codes over \(Z_k\) and generalized designs ⋮ A new existence proof for Steiner quadruple systems ⋮ Coverings pairs by quintuples: The case v congruent to 3 (mod 4) ⋮ Constructions of optimal two-dimensional optical orthogonal codes with AM-OPPW restriction for \(\lambda = 2\) ⋮ Matroid Horn functions ⋮ The existence of large set of symmetric partitioned incomplete latin squares ⋮ H-designs with the properties of resolvability or (1, 2)-resolvability ⋮ Optimal constant weight covering codes and nonuniform group divisible 3-designs with block size four ⋮ Intersections and supports of quadruple systems ⋮ A completion of \(LS(2^n4^1)\) ⋮ Maximal resolvable packings and minimal resolvable coverings of triples by quadruples ⋮ Support sizes of threefold quadruple systems ⋮ New coverings oft-sets with (t + 1)-sets ⋮ Subdesigns in Steiner quadruple systems ⋮ Large sets with multiplicity ⋮ An improvement on H design ⋮ A class of group divisible 3-designs and their applications ⋮ Bounds on the sizes of constant weight covering codes ⋮ Constructions of Strictlym-Cyclic and Semi-Cyclic H(m,n,4,3) ⋮ Matchings and covers in hypergraphs ⋮ The fundamental construction for 3-designs ⋮ The number of repeated blocks in twofold triple systems
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- A general construction for group-divisible designs
- On the existence of frames
- A general recursive construction for quadruple systems
- Balanced incomplete block designs and related designs
- On coverings
- On Quadruple Systems
- Further Results on the Construction of Mutually Orthogonal Latin Squares and the Falsity of Euler's Conjecture
- Orthomorphisms of Groups and Orthogonal Latin Squares. I
- Calculations for Bertrand's Postulate
- On Some Tactical Configurations
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