𝔖 Bobbio Scriptorium
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A class of three-webs determined by a triple of hypersurfaces

✍ Scribed by M. A. Akivis


Publisher
SP MAIK Nauka/Interperiodica
Year
1981
Tongue
English
Weight
288 KB
Volume
22
Category
Article
ISSN
0037-4466

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There exists a pair of (v, 4, 1)-BIBD's, with block sets B 1 and B 2 , such that it is possible to obtain a Steiner triple system by removing a point from each block in B 1 U B 2 if and only if v == 1 (mod 12). A Steiner triple system of order v (denoted STS(v)) is a (v, 3, 1)-BlBD. A nested Steiner