\left(\left(\left(\left(\left(\left(x \cdot 18\right) \cdot y\right) \cdot z\right) \cdot t - \left(a \cdot 4\right) \cdot t\right) + b \cdot c\right) - \left(x \cdot 4\right) \cdot i\right) - \left(j \cdot 27\right) \cdot k
\begin{array}{l}
\mathbf{if}\;y \le -9.4221702747215039 \cdot 10^{-4} \lor \neg \left(y \le 1.2411570421617533 \cdot 10^{77}\right):\\
\;\;\;\;\left(\left(\left(y \cdot \left(\left(\left(x \cdot 18\right) \cdot z\right) \cdot t\right) - \left(a \cdot 4\right) \cdot t\right) + b \cdot c\right) - \left(x \cdot 4\right) \cdot i\right) - \left(j \cdot 1\right) \cdot \left(27 \cdot k\right)\\
\mathbf{else}:\\
\;\;\;\;\left(\left(\left(\left(x \cdot 1\right) \cdot \left(\left(\left(18 \cdot y\right) \cdot z\right) \cdot t\right) - \left(a \cdot 4\right) \cdot t\right) + b \cdot c\right) - \left(x \cdot 4\right) \cdot i\right) - \left(j \cdot 27\right) \cdot k\\
\end{array}double code(double x, double y, double z, double t, double a, double b, double c, double i, double j, double k) {
return ((((((((x * 18.0) * y) * z) * t) - ((a * 4.0) * t)) + (b * c)) - ((x * 4.0) * i)) - ((j * 27.0) * k));
}
double code(double x, double y, double z, double t, double a, double b, double c, double i, double j, double k) {
double temp;
if (((y <= -0.0009422170274721504) || !(y <= 1.2411570421617533e+77))) {
temp = (((((y * (((x * 18.0) * z) * t)) - ((a * 4.0) * t)) + (b * c)) - ((x * 4.0) * i)) - ((j * 1.0) * (27.0 * k)));
} else {
temp = ((((((x * 1.0) * (((18.0 * y) * z) * t)) - ((a * 4.0) * t)) + (b * c)) - ((x * 4.0) * i)) - ((j * 27.0) * k));
}
return temp;
}




Bits error versus x




Bits error versus y




Bits error versus z




Bits error versus t




Bits error versus a




Bits error versus b




Bits error versus c




Bits error versus i




Bits error versus j




Bits error versus k
Results
| Original | 5.8 |
|---|---|
| Target | 1.5 |
| Herbie | 1.7 |
if y < -0.0009422170274721504 or 1.2411570421617533e+77 < y Initial program 12.4
rmApplied *-commutative12.4
Applied associate-*l*8.3
Applied associate-*l*1.8
rmApplied *-un-lft-identity1.8
Applied associate-*r*1.8
Applied associate-*l*1.9
if -0.0009422170274721504 < y < 1.2411570421617533e+77Initial program 1.7
rmApplied *-un-lft-identity1.7
Applied associate-*r*1.7
Applied associate-*l*1.7
Applied associate-*l*1.7
Applied associate-*l*1.6
Final simplification1.7
herbie shell --seed 2020066 +o rules:numerics
(FPCore (x y z t a b c i j k)
:name "Diagrams.Solve.Polynomial:cubForm from diagrams-solve-0.1, E"
:precision binary64
:herbie-target
(if (< t -1.6210815397541398e-69) (- (- (* (* 18 t) (* (* x y) z)) (* (+ (* a t) (* i x)) 4)) (- (* (* k j) 27) (* c b))) (if (< t 165.68027943805222) (+ (- (* (* 18 y) (* x (* z t))) (* (+ (* a t) (* i x)) 4)) (- (* c b) (* 27 (* k j)))) (- (- (* (* 18 t) (* (* x y) z)) (* (+ (* a t) (* i x)) 4)) (- (* (* k j) 27) (* c b)))))
(- (- (+ (- (* (* (* (* x 18) y) z) t) (* (* a 4) t)) (* b c)) (* (* x 4) i)) (* (* j 27) k)))