余维三fold-fold-Hopf分岔下簇发振荡及其分类1)
薛淼, 葛亚威, 张正娣, 毕勤胜

BURSTING OSCILLATIONS AS WELL AS THE CLASSIFICATION IN THE FIELD WITH CODIMENSION-3 FOLD-FOLD-HOPF BIFURCATION1)
Xue Miao, Ge Yawei, Zhang Zhengdi, Bi Qinsheng
图12 $x$和$u$的时间历程
Fig.12 Time history of $x$ and $u$