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        "betategarch"
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      "title": "Extraction methods for 'tegarch' objects",
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        "coef.tegarch",
        "fitted.tegarch",
        "logLik.tegarch",
        "print.tegarch",
        "residuals.tegarch",
        "summary.tegarch",
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        "rST",
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        "STmean",
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        "STvar"
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