Article révisé par les pairs
Résumé : | We prove that there exists an Sλ(2, 3, v) without repeated blocks if and only if λ≤v-2, λυ(υ-1)=0 (mod 6) and λ(υ-1)=0 (mod 2). © 1983. |
Résumé : | We prove that there exists an Sλ(2, 3, v) without repeated blocks if and only if λ≤v-2, λυ(υ-1)=0 (mod 6) and λ(υ-1)=0 (mod 2). © 1983. |
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