A symmetric BIBD with trivial automorphism group (Q1063600)
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scientific article; zbMATH DE number 3918371
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A symmetric BIBD with trivial automorphism group |
scientific article; zbMATH DE number 3918371 |
Statements
A symmetric BIBD with trivial automorphism group (English)
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1985
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Iff combinatorial conditions for a BIBD(r-1,b,r,\(\lambda\)-1,\(\lambda)\) with \(vr=b(\lambda +1)\) to be embeddable as a derived design in a SBIBD are given. Using the above conditions a BIBD is completed to 13 nonisomorphic SBIBD(36,15,6); several of them have no proper automorphisms.
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rigid BIBD
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residual BIBD
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SBIBD
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