[an error occurred while processing this directive]
不连续平面分段线性系统的两点和四点极限环
李争康()
Two-Point and Four-Point Limit Cycles in Discontinuous Planar Piecewise Linear Systems
Li Zhengkang()

图5. $Q_{+}$ 区域内轨线的几何结构. (a) $\lambda=0$, 对称轴平行于 $y$-轴. (b) $\lambda>0$, 对称轴的斜率大于0. (c) $\lambda<0$, 对称轴的斜率小于0.

.