A necessary and sufficient condition is proven for a Higmanian association scheme with two nontrivial parabolics to be uniform, together with examples of uniform Higmanian Cayley schemes.
Ryabov, Divisible design graphs from Higmanian association schemes, submitted to Des
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On uniform Higmanian association schemes
A necessary and sufficient condition is proven for a Higmanian association scheme with two nontrivial parabolics to be uniform, together with examples of uniform Higmanian Cayley schemes.