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Figure 4
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One critical point, w 12 = −2, w 21 = 2, μ 1 = 3.5, μ 2 = 3.5, θ 1 = −0.7, θ 2 = 0.8, w 11 = w 22 = 0, w 12 = −2, w 21 = 2.
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