... Generations of the Rudvalis Group RuAli Reza Ashrafi1 and Ali Iranmanesh21Department of Mathematics, Faculty of Science,University of Kashan, Kashan, Iran2Department of Mathematics, Tarbiat ... 6 Ali Reza Ashrafi and Ali IranmaneshCase 4. Ru is 7A- complementary generated. If pY ∈Athen by Table 1 and Ta-ble 3, there is no maximal subgroup of Ru that contains (pY, 7A, 2 9A) -generatedproper ... hand, there is no max-imal subgroup containing the conjugacy classes 3A, 1 3A and 2 9A. This showsthat ΔRu(1 3A, 3A, 2 9A) =ΔRu(1 3A, 3A, 2 9A) > 0.For the cases 2 9A and 29B, we apply the...