Use the --timeout flag to change the timeout.
x + \left(y \cdot z\right) \cdot \left(\tanh \left(\frac{t}{y}\right) - \tanh \left(\frac{x}{y}\right)\right)double f(double x, double y, double z, double t) {
double r25437508 = x;
double r25437509 = y;
double r25437510 = z;
double r25437511 = r25437509 * r25437510;
double r25437512 = t;
double r25437513 = r25437512 / r25437509;
double r25437514 = tanh(r25437513);
double r25437515 = r25437508 / r25437509;
double r25437516 = tanh(r25437515);
double r25437517 = r25437514 - r25437516;
double r25437518 = r25437511 * r25437517;
double r25437519 = r25437508 + r25437518;
return r25437519;
}
herbie shell --seed 2019168 +o rules:numerics
(FPCore (x y z t)
:name "SynthBasics:moogVCF from YampaSynth-0.2"
:herbie-target
(+ x (* y (* z (- (tanh (/ t y)) (tanh (/ x y))))))
(+ x (* (* y z) (- (tanh (/ t y)) (tanh (/ x y))))))