We prove that for n>3 every STS(n) has both an orientable and a nonorientable embedding in which the triples of the STS(n) appear as triangular faces and there is just one additional large face. We also obtain detailed results about the possible automorphisms of such embeddings
A complete enumeration is given of orientable biembeddings involving five of the 80 Steiner triple s...
We investigate cyclic bi-embeddings in an orientable surface of Steiner triple systems on 31 points....
Abstract. It is shown that for 78 of the 80 isomorphism classes of Steiner triple systems of order 1...
AbstractWe prove that for n>3 every STS(n) has both an orientable and a nonorientable embedding in w...
It was shown by Gerhard Ringel that one of the three non-isomorphic Steiner triple systems of order ...
AbstractWe initiate a systematic study of embeddings of Steiner triple systems into Steiner systems ...
There are 80 non-isomorphic Steiner triple systems of order 15. A standard listing of these is given...
AbstractThere are 80 non-isomorphic Steiner triple systems of order 15. A standard listing of these ...
Constructions due to Ringel show that there exists a nonorientable face 2-colourable triangular embe...
It is shown that for 78 of the 80 isomorphism classes of Steiner triple systems of order 15 it is po...
AbstractConstructions due to Ringel show that there exists a nonorientable face 2-colourable triangu...
This is a preprint of an article accepted for publication in the Jour-nal of Combinatorial Mathemati...
Face two-colourable triangular embeddings of complete graphs $K_n$ correspond to biembeddings of Ste...
It is shown that each possible pair of the 80 isomorphism classes of Steiner triple systems of order...
A (K4−e)-design on v+w points embeds a Steiner triple system if there is a subset of v points on whi...
A complete enumeration is given of orientable biembeddings involving five of the 80 Steiner triple s...
We investigate cyclic bi-embeddings in an orientable surface of Steiner triple systems on 31 points....
Abstract. It is shown that for 78 of the 80 isomorphism classes of Steiner triple systems of order 1...
AbstractWe prove that for n>3 every STS(n) has both an orientable and a nonorientable embedding in w...
It was shown by Gerhard Ringel that one of the three non-isomorphic Steiner triple systems of order ...
AbstractWe initiate a systematic study of embeddings of Steiner triple systems into Steiner systems ...
There are 80 non-isomorphic Steiner triple systems of order 15. A standard listing of these is given...
AbstractThere are 80 non-isomorphic Steiner triple systems of order 15. A standard listing of these ...
Constructions due to Ringel show that there exists a nonorientable face 2-colourable triangular embe...
It is shown that for 78 of the 80 isomorphism classes of Steiner triple systems of order 15 it is po...
AbstractConstructions due to Ringel show that there exists a nonorientable face 2-colourable triangu...
This is a preprint of an article accepted for publication in the Jour-nal of Combinatorial Mathemati...
Face two-colourable triangular embeddings of complete graphs $K_n$ correspond to biembeddings of Ste...
It is shown that each possible pair of the 80 isomorphism classes of Steiner triple systems of order...
A (K4−e)-design on v+w points embeds a Steiner triple system if there is a subset of v points on whi...
A complete enumeration is given of orientable biembeddings involving five of the 80 Steiner triple s...
We investigate cyclic bi-embeddings in an orientable surface of Steiner triple systems on 31 points....
Abstract. It is shown that for 78 of the 80 isomorphism classes of Steiner triple systems of order 1...
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