Research Article

Phase Portraits of the Autonomous Duffing Single-Degree-of-Freedom Oscillator with Coulomb Dry Friction

Figure 11

The phase portrait of case B1 at . Thick − stable separatrix, thick - - - unstable separatrix, − stable trajectory, unstable trajectory and coloured dots present the basin of attraction of different attracting sets. Actual parameters’ values: ; ; ; .
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