Non-existence of imprimitive Q -polynomial schemes of exceptional type with d = 4
Tài liệu tham khảo
Bannai, 1984
Brouwer, 1989
D. Cerzo, On imprimitive Q-polynomial association schemes, Master Thesis, International Christian University, 2006
Martin, 2007, Imprimitive cometric association schemes: Constructions and analysis, J. Algebraic Combin., 25, 399, 10.1007/s10801-006-0043-2
Suzuki, 1998, Imprimitive Q-polynomial association schemes, J. Algebraic Combin., 7, 165, 10.1023/A:1008660421667
Suzuki, 1998, Association schemes with multiple Q-polynomial structures, J. Algebraic Combin., 7, 181, 10.1023/A:1008612505738