\left(x \cdot \left(y \cdot z - t \cdot a\right) - b \cdot \left(c \cdot z - t \cdot i\right)\right) + j \cdot \left(c \cdot a - y \cdot i\right)
\begin{array}{l}
\mathbf{if}\;x \le -1.4281922580264389 \cdot 10^{-121}:\\
\;\;\;\;\left(x \cdot \left(y \cdot z - t \cdot a\right) - \left(\left(\left(b \cdot c\right) \cdot \left(\sqrt[3]{z} \cdot \sqrt[3]{z}\right)\right) \cdot \sqrt[3]{z} + {\left(-1 \cdot \left(t \cdot \left(i \cdot b\right)\right)\right)}^{1}\right)\right) + j \cdot \left(c \cdot a - y \cdot i\right)\\
\mathbf{elif}\;x \le -6.35573975792202246 \cdot 10^{-171}:\\
\;\;\;\;\left(0 - \left(b \cdot \left(c \cdot z\right) + b \cdot \left(-t \cdot i\right)\right)\right) + j \cdot \left(c \cdot a - y \cdot i\right)\\
\mathbf{elif}\;x \le -6.3029164079309869 \cdot 10^{-215}:\\
\;\;\;\;\left(x \cdot \left(y \cdot z - t \cdot a\right) - \left(\left(\left(b \cdot c\right) \cdot \left(\sqrt[3]{z} \cdot \sqrt[3]{z}\right)\right) \cdot \sqrt[3]{z} + {\left(-1 \cdot \left(t \cdot \left(i \cdot b\right)\right)\right)}^{1}\right)\right) + j \cdot \left(c \cdot a - y \cdot i\right)\\
\mathbf{elif}\;x \le 2.06583590764943354 \cdot 10^{-227}:\\
\;\;\;\;\left(0 - \left(\left(b \cdot c\right) \cdot z + {\left(-1 \cdot \left(t \cdot \left(i \cdot b\right)\right)\right)}^{1}\right)\right) + j \cdot \left(c \cdot a - y \cdot i\right)\\
\mathbf{else}:\\
\;\;\;\;\left(x \cdot \left(y \cdot z - t \cdot a\right) - \left(\left(\left(b \cdot c\right) \cdot \left(\sqrt[3]{z} \cdot \sqrt[3]{z}\right)\right) \cdot \sqrt[3]{z} + {\left(-1 \cdot \left(t \cdot \left(i \cdot b\right)\right)\right)}^{1}\right)\right) + j \cdot \left(c \cdot a - y \cdot i\right)\\
\end{array}double code(double x, double y, double z, double t, double a, double b, double c, double i, double j) {
return (((x * ((y * z) - (t * a))) - (b * ((c * z) - (t * i)))) + (j * ((c * a) - (y * i))));
}
double code(double x, double y, double z, double t, double a, double b, double c, double i, double j) {
double VAR;
if ((x <= -1.4281922580264389e-121)) {
VAR = (((x * ((y * z) - (t * a))) - ((((b * c) * (cbrt(z) * cbrt(z))) * cbrt(z)) + pow((-1.0 * (t * (i * b))), 1.0))) + (j * ((c * a) - (y * i))));
} else {
double VAR_1;
if ((x <= -6.355739757922022e-171)) {
VAR_1 = ((0.0 - ((b * (c * z)) + (b * -(t * i)))) + (j * ((c * a) - (y * i))));
} else {
double VAR_2;
if ((x <= -6.302916407930987e-215)) {
VAR_2 = (((x * ((y * z) - (t * a))) - ((((b * c) * (cbrt(z) * cbrt(z))) * cbrt(z)) + pow((-1.0 * (t * (i * b))), 1.0))) + (j * ((c * a) - (y * i))));
} else {
double VAR_3;
if ((x <= 2.0658359076494335e-227)) {
VAR_3 = ((0.0 - (((b * c) * z) + pow((-1.0 * (t * (i * b))), 1.0))) + (j * ((c * a) - (y * i))));
} else {
VAR_3 = (((x * ((y * z) - (t * a))) - ((((b * c) * (cbrt(z) * cbrt(z))) * cbrt(z)) + pow((-1.0 * (t * (i * b))), 1.0))) + (j * ((c * a) - (y * i))));
}
VAR_2 = VAR_3;
}
VAR_1 = VAR_2;
}
VAR = VAR_1;
}
return VAR;
}




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
Results
| Original | 12.5 |
|---|---|
| Target | 20.4 |
| Herbie | 13.2 |
if x < -1.4281922580264389e-121 or -6.355739757922022e-171 < x < -6.302916407930987e-215 or 2.0658359076494335e-227 < x Initial program 11.0
rmApplied sub-neg11.0
Applied distribute-lft-in11.0
rmApplied pow111.0
Applied pow111.0
Applied pow-prod-down11.0
Simplified11.3
rmApplied associate-*r*11.6
rmApplied add-cube-cbrt11.7
Applied associate-*r*11.7
if -1.4281922580264389e-121 < x < -6.355739757922022e-171Initial program 17.9
rmApplied sub-neg17.9
Applied distribute-lft-in17.9
Taylor expanded around 0 24.4
if -6.302916407930987e-215 < x < 2.0658359076494335e-227Initial program 17.4
rmApplied sub-neg17.4
Applied distribute-lft-in17.4
rmApplied pow117.4
Applied pow117.4
Applied pow-prod-down17.4
Simplified17.6
rmApplied associate-*r*17.4
Taylor expanded around 0 16.0
Final simplification13.2
herbie shell --seed 2020079
(FPCore (x y z t a b c i j)
:name "Data.Colour.Matrix:determinant from colour-2.3.3, A"
:precision binary64
:herbie-target
(if (< x -1.469694296777705e-64) (+ (- (* x (- (* y z) (* t a))) (/ (* b (- (pow (* c z) 2) (pow (* t i) 2))) (+ (* c z) (* t i)))) (* j (- (* c a) (* y i)))) (if (< x 3.2113527362226803e-147) (- (* (- (* b i) (* x a)) t) (- (* z (* c b)) (* j (- (* c a) (* y i))))) (+ (- (* x (- (* y z) (* t a))) (/ (* b (- (pow (* c z) 2) (pow (* t i) 2))) (+ (* c z) (* t i)))) (* j (- (* c a) (* y i))))))
(+ (- (* x (- (* y z) (* t a))) (* b (- (* c z) (* t i)))) (* j (- (* c a) (* y i)))))