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REPRESENTATIONS OF FINITE GROUPS l
Algebras Orthogonality Relations
8 other sections not shown
action of G adjacency algebra adjacency matrix Algebraic Combinatorics antipodal quotient Askey-Wilson polynomials association schemes Bannai bipartite half C-subalgebra Chapter character table characterization characters of G coefficients Combinatorial Theory commutative association scheme conjugacy classes defined denote diameter distance-regular graphs distance-transitive duality eigenmatrices eigenvalues element entry example exists finite groups group G group theory Hadamard product Hamming scheme hence Hermitian Higman holds idempotents identity implies imprimitive integer intersection matrix intersection numbers irreducible representation isomorphic Johnson scheme Krein parameters lecture notes Lemma Let G linear combination Math maximal cliques Moore geometries multiplicities non-negative non-zero orbits of G ordering ordinary n-gon orthogonal polynomials orthogonality relation P-polynomial scheme permutation representation primitive idempotents Proposition Q-polynomial structures Q)-polynomial association schemes representation of G S-ring scheme of class scheme with respect Schur strongly regular graphs subgroup subset Suppose t-designs Theorem 5.1 unitary matrix valency vector space zonal spherical function