[1] GOLUBITSKY M,STEWART I,SCHAEFFER D G.Singularities and Groups in Bifurcation Theory [M].Vol. 2.New York:Spring-Verlag,1988.[2] FURTER J E,SITTA A M,STEWART I.Singularity Theory and Equivariant Bifurcation Problems with Parameter Symmetry [J].Math. Proc. of the Cambridge Philo. Soc.,1996,120(3):547-578.[3] 李养成,邹建成.带有多个分歧参数的等变分歧问题的万有开折 [J].数学学报,1999,42(6):1 071-1 076.[4] 胡凡努,李养成.关于两状态变量组的等变分歧问题的通用开折 [J].数学理论与应用,2000,20(3):50-57.[5] 李兵,钱祥征.等变两参数分歧问题的开折 [J].数学学报,2001,44(2):377-384.[6] ZOU Jian-cheng.On the Universal Unfolding of C∞-Map Germs Under a Subgroup of A [J].J. Math. Research & Exposition,1998,18(4):487-498.[7] 高守平,李养成.多参数等变分歧问题关于左右等价的开折 [J].数学年刊,2003,24A(3):341-348.[8] GUO Rui-zhi,LI Yang-cheng.Unfolding of Multiparameter Equivariant Bifurcation Problems with Two Groups of State Variables Under Lelf-Right Equivalent Group [J].Applied Mathematics and Mechanics,2005,26(4):530-538.[9] 郭瑞芝,李养成.余维数不大于3的(D3,O(2))-等变分歧问题的分类 [J].数学学报,2006,49(2):256-264.[10] 郭瑞芝,崔登兰.多参数等变分歧问题在A(Γ)的一个子群下的通用开折[J].湖南师范大学学报:自然科学版,2004,27(3):1-6. |