Grazing–sliding bifurcation in a dry-friction oscillator on a moving belt under periodic excitation von Ma, Huizhen, Du, Zhengdong

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On the Number of Limit Cycles of Planar Piecewise Smooth Quadratic Systems with Focus-Parabolic Type Critical Point von Zhang, Qing, Du, Zhengdong

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PERIODIC ORBITS IN TWO CLASSES OF PIECEWISE SMOOTH MAPS WITH POSITIVE NONLINEAR PARTS von Zhengdong Du

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The period annulus and limit cycles in a planar piecewise linear system defined in three zones separated by two parallel lines von Xiong, Li, Du, Zhengdong

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Complicated periodic cascades arising from double grazing bifurcations in an impact oscillator with two rigid constraints von Luo, Fei, Du, Zhengdong

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Bifurcation of limit cycles from a parabolic–parabolic type critical point in a class of planar piecewise smooth quadratic systems von Fan, Zhihui, Du, Zhengdong

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Higher order discontinuity mapping for double grazing bifurcations in a slender rigid block confined between side-walls von Luo, Fei, Du, Zhengdong

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Heteroclinic bifurcation in a quasi-periodically excited rigid rocking block with two frequencies von Jiang, Jinkai, Du, Zhengdong

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Bifurcation of periodic orbits in a class of planar Filippov systems von Du, Zhengdong, Li, Yurong, Zhang, Weinian

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Strange Nonchaotic Attractors in a Quasiperiodically Excited Slender Rigid Rocking Block with Two Frequencies von Jiang, Jinkai, Du, Zhengdong

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Period-adding and the Farey tree structure in a class of one-dimensional discontinuous nonlinear maps von Du, Zhengdong

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Limit cycles bifurcate from centers of discontinuous quadratic systems von Chen, Xingwu, Du, Zhengdong

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Heteroclinic bifurcation in a class of planar piecewise smooth systems with multiple zones von Shen, Jun, Du, Zhengdong

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Homoclinic bifurcation in a quasiperiodically excited impact inverted pendulum von Gao, Junming, Du, Zhengdong

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Asymmetric type II periodic motions for nonlinear impact oscillators von Li, Yurong, Du, Zhengdong, Zhang, Weinian

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Type I periodic motions for nonlinear impact oscillators von Du, Zhengdong, Li, Yurong, Zhang, Weinian

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Computation of the anharmonic orbits in two piecewise monotonic maps with a single discontinuity von Li, Yurong, Du, Zhengdong

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Bifurcation of periodic orbits with multiple crossings in a class of planar Filippov systems von Du, Zhengdong, Li, Yurong

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Bifurcation of periodic orbits emanated from a vertex in discontinuous planar systems von Hu, Nan, Du, Zhengdong

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Double impact periodic orbits for an inverted pendulum von Shen, Jun, Du, Zhengdong

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