\left(x \cdot \left(y \cdot z - t \cdot a\right) - b \cdot \left(c \cdot z - i \cdot a\right)\right) + j \cdot \left(c \cdot t - i \cdot y\right)
\begin{array}{l}
\mathbf{if}\;x \le -1.18845649358669395 \cdot 10^{-58} \lor \neg \left(x \le 1.45903836140673502 \cdot 10^{-81}\right):\\
\;\;\;\;\mathsf{fma}\left(c \cdot t - i \cdot y, j, x \cdot \left(y \cdot z - t \cdot a\right) - \left(\left(b \cdot z\right) \cdot c - a \cdot \left(i \cdot b\right)\right)\right)\\
\mathbf{else}:\\
\;\;\;\;\mathsf{fma}\left(c \cdot t - i \cdot y, j, \mathsf{fma}\left(a, i \cdot b, -\mathsf{fma}\left(z, b \cdot c, a \cdot \left(x \cdot t\right)\right)\right)\right)\\
\end{array}double code(double x, double y, double z, double t, double a, double b, double c, double i, double j) {
return ((double) (((double) (((double) (x * ((double) (((double) (y * z)) - ((double) (t * a)))))) - ((double) (b * ((double) (((double) (c * z)) - ((double) (i * a)))))))) + ((double) (j * ((double) (((double) (c * t)) - ((double) (i * y))))))));
}
double code(double x, double y, double z, double t, double a, double b, double c, double i, double j) {
double VAR;
if (((x <= -1.188456493586694e-58) || !(x <= 1.459038361406735e-81))) {
VAR = ((double) fma(((double) (((double) (c * t)) - ((double) (i * y)))), j, ((double) (((double) (x * ((double) (((double) (y * z)) - ((double) (t * a)))))) - ((double) (((double) (((double) (b * z)) * c)) - ((double) (a * ((double) (i * b))))))))));
} else {
VAR = ((double) fma(((double) (((double) (c * t)) - ((double) (i * y)))), j, ((double) fma(a, ((double) (i * b)), ((double) -(((double) fma(z, ((double) (b * c)), ((double) (a * ((double) (x * t))))))))))));
}
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 | 11.9 |
|---|---|
| Target | 15.5 |
| Herbie | 11.5 |
if x < -1.188456493586694e-58 or 1.459038361406735e-81 < x Initial program 8.1
Simplified8.1
Taylor expanded around inf 9.4
rmApplied associate-*r*8.6
Simplified8.6
if -1.188456493586694e-58 < x < 1.459038361406735e-81Initial program 15.8
Simplified15.8
Taylor expanded around inf 14.5
Simplified14.5
Final simplification11.5
herbie shell --seed 2020113 +o rules:numerics
(FPCore (x y z t a b c i j)
:name "Linear.Matrix:det33 from linear-1.19.1.3"
:precision binary64
:herbie-target
(if (< t -8.120978919195912e-33) (- (* x (- (* z y) (* a t))) (- (* b (- (* z c) (* a i))) (* (- (* c t) (* y i)) j))) (if (< t -4.712553818218485e-169) (+ (- (* x (- (* y z) (* t a))) (* b (- (* c z) (* i a)))) (/ (* j (- (pow (* c t) 2) (pow (* i y) 2))) (+ (* c t) (* i y)))) (if (< t -7.633533346031584e-308) (- (* x (- (* z y) (* a t))) (- (* b (- (* z c) (* a i))) (* (- (* c t) (* y i)) j))) (if (< t 1.0535888557455487e-139) (+ (- (* x (- (* y z) (* t a))) (* b (- (* c z) (* i a)))) (/ (* j (- (pow (* c t) 2) (pow (* i y) 2))) (+ (* c t) (* i y)))) (- (* x (- (* z y) (* a t))) (- (* b (- (* z c) (* a i))) (* (- (* c t) (* y i)) j)))))))
(+ (- (* x (- (* y z) (* t a))) (* b (- (* c z) (* i a)))) (* j (- (* c t) (* i y)))))