Quasi-symmetric 2,3,4-designs
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Publication:1109036
DOI10.1007/BF02579306zbMath0655.05012OpenAlexW2016110472MaRDI QIDQ1109036
Sharad S. Sane, Mohan S. Shrikhande
Publication date: 1987
Published in: Combinatorica (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/bf02579306
Related Items (18)
Non-existence of quasi-symmetric designs with restricted block graphs ⋮ A note on triangle-free quasi-symmetric designs ⋮ Non-symmetric nearly triply regular designs ⋮ A new upper bound on the parameters of quasi-symmetric designs ⋮ Quasi-symmetric designs with the difference of block intersection numbers two ⋮ An elementary derivation of the annihilator polynomial for extremal \((2s+1)\)-designs ⋮ \(t\)-designs with few intersection numbers ⋮ A short proof of a conjecture on quasi-symmetric 3-designs ⋮ On the characterisation of AG\((n,q)\) by its parameters as a nearly triply regular design ⋮ Inequalities and bounds for quasi-symmetric 3-designs ⋮ Nearly triply regular DRAD's of \(RH\) type ⋮ Conditions for the parameters of the block graph of quasi-symmetric designs ⋮ Finiteness Results in Triangle‐Free Quasi‐Symmetric Designs ⋮ Unnamed Item ⋮ Some characterizations of quasi-symmetric designs with a spread ⋮ Regular two-distance sets ⋮ Non existence of triangle free quasi-symmetric designs. ⋮ \((2s-1)\)-designs with \(s\) intersection numbers
Cites Work
- A survey of some problems in combinatorial designs - a matrix approach
- Finiteness questions in quasi-symmetric designs
- The structure of triangle-free quasi-symmetric designs
- The family of t-designs. Part I
- Designs with no three mutually disjoint blocks
- On tight 4-designs
- On t-designs
- Near-regularity conditions for designs
- The family of t-designs. II
- Extending symmetric designs
- The nonexistence of ovals in a projective plane of order 10
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