Use the --timeout flag to change the timeout.
1 - \left(\frac{1}{1 + 0.32759110000000002 \cdot \left|x\right|} \cdot \left(0.25482959199999999 + \frac{1}{1 + 0.32759110000000002 \cdot \left|x\right|} \cdot \left(-0.284496735999999972 + \frac{1}{1 + 0.32759110000000002 \cdot \left|x\right|} \cdot \left(1.42141374100000006 + \frac{1}{1 + 0.32759110000000002 \cdot \left|x\right|} \cdot \left(-1.45315202700000001 + \frac{1}{1 + 0.32759110000000002 \cdot \left|x\right|} \cdot 1.0614054289999999\right)\right)\right)\right)\right) \cdot e^{-\left|x\right| \cdot \left|x\right|}double f(double x) {
double r380570 = 1.0;
double r380571 = 0.3275911;
double r380572 = x;
double r380573 = fabs(r380572);
double r380574 = r380571 * r380573;
double r380575 = r380570 + r380574;
double r380576 = r380570 / r380575;
double r380577 = 0.254829592;
double r380578 = -0.284496736;
double r380579 = 1.421413741;
double r380580 = -1.453152027;
double r380581 = 1.061405429;
double r380582 = r380576 * r380581;
double r380583 = r380580 + r380582;
double r380584 = r380576 * r380583;
double r380585 = r380579 + r380584;
double r380586 = r380576 * r380585;
double r380587 = r380578 + r380586;
double r380588 = r380576 * r380587;
double r380589 = r380577 + r380588;
double r380590 = r380576 * r380589;
double r380591 = r380573 * r380573;
double r380592 = -r380591;
double r380593 = exp(r380592);
double r380594 = r380590 * r380593;
double r380595 = r380570 - r380594;
return r380595;
}
herbie shell --seed 2020060 +o rules:numerics
(FPCore (x)
:name "Jmat.Real.erf"
:precision binary64
(- 1 (* (* (/ 1 (+ 1 (* 0.3275911 (fabs x)))) (+ 0.254829592 (* (/ 1 (+ 1 (* 0.3275911 (fabs x)))) (+ -0.284496736 (* (/ 1 (+ 1 (* 0.3275911 (fabs x)))) (+ 1.421413741 (* (/ 1 (+ 1 (* 0.3275911 (fabs x)))) (+ -1.453152027 (* (/ 1 (+ 1 (* 0.3275911 (fabs x)))) 1.061405429))))))))) (exp (- (* (fabs x) (fabs x)))))))