利用微分方程定性理论,我们对一类新的具有Z2-等变性质的平面七次哈密顿向量场的相图进行了分类,并对参数空间进行了划分。%In this paper, using the method of qualitative analysis of differential equations, we classify the phase portraits and divide the space of parameters of a new planar Z2 - equivariant Hamihonian vector field of degree 7.
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