Uniqueness of Limit Cycles for a Class of Cubic
Systems with Two Invariant Straight Lines

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Discrete Dynamics in Nature and Society

fig5

Figure 5

Figure 5: Uniqueness of Limit Cycles for a Class of Cubic
Systems with Two Invariant Straight Lines 

Discrete Dynamics in Nature and Society

Uniqueness of Limit Cycles for a Class of Cubic Systems with Two Invariant Straight Lines

Figure 5