Timeout in 10.0m

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\[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) - 1\right)}\]
\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) - 1\right)}
double f(double t, double l, double k) {
        double r65779438 = 2.0;
        double r65779439 = t;
        double r65779440 = 3.0;
        double r65779441 = pow(r65779439, r65779440);
        double r65779442 = l;
        double r65779443 = r65779442 * r65779442;
        double r65779444 = r65779441 / r65779443;
        double r65779445 = k;
        double r65779446 = sin(r65779445);
        double r65779447 = r65779444 * r65779446;
        double r65779448 = tan(r65779445);
        double r65779449 = r65779447 * r65779448;
        double r65779450 = 1.0;
        double r65779451 = r65779445 / r65779439;
        double r65779452 = pow(r65779451, r65779438);
        double r65779453 = r65779450 + r65779452;
        double r65779454 = r65779453 - r65779450;
        double r65779455 = r65779449 * r65779454;
        double r65779456 = r65779438 / r65779455;
        return r65779456;
}

Reproduce

herbie shell --seed 2019119 +o rules:numerics
(FPCore (t l k)
  :name "Toniolo and Linder, Equation (10-)"
  (/ 2 (* (* (* (/ (pow t 3) (* l l)) (sin k)) (tan k)) (- (+ 1 (pow (/ k t) 2)) 1))))