\left(\left(\left(\left(\left(x \cdot y - z \cdot t\right) \cdot \left(a \cdot b - c \cdot i\right) - \left(x \cdot j - z \cdot k\right) \cdot \left(y0 \cdot b - y1 \cdot i\right)\right) + \left(x \cdot y2 - z \cdot y3\right) \cdot \left(y0 \cdot c - y1 \cdot a\right)\right) + \left(t \cdot j - y \cdot k\right) \cdot \left(y4 \cdot b - y5 \cdot i\right)\right) - \left(t \cdot y2 - y \cdot y3\right) \cdot \left(y4 \cdot c - y5 \cdot a\right)\right) + \left(k \cdot y2 - j \cdot y3\right) \cdot \left(y4 \cdot y1 - y5 \cdot y0\right)
\begin{array}{l}
\mathbf{if}\;y3 \le -2.74061130979695651 \cdot 10^{28}:\\
\;\;\;\;\left(\left(\left(\left(\left(x \cdot y - z \cdot t\right) \cdot \left(a \cdot b - c \cdot i\right) - \left(x \cdot j - z \cdot k\right) \cdot \left(y0 \cdot b - y1 \cdot i\right)\right) + \left(x \cdot y2 - z \cdot y3\right) \cdot \left(y0 \cdot c - y1 \cdot a\right)\right) + \mathsf{fma}\left(k, i \cdot \left(y \cdot y5\right), -\mathsf{fma}\left(t, i \cdot \left(j \cdot y5\right), k \cdot \left(y4 \cdot \left(y \cdot b\right)\right)\right)\right)\right) - \left(t \cdot y2 - y \cdot y3\right) \cdot \left(y4 \cdot c - y5 \cdot a\right)\right) + \left(k \cdot y2 - j \cdot y3\right) \cdot \left(y4 \cdot y1 - y5 \cdot y0\right)\\
\mathbf{elif}\;y3 \le -1.9358983427888362 \cdot 10^{-270}:\\
\;\;\;\;\left(\left(\left(\left(\left(x \cdot y - z \cdot t\right) \cdot \left(a \cdot b - c \cdot i\right) - \left(x \cdot j - z \cdot k\right) \cdot \left(y0 \cdot b - y1 \cdot i\right)\right) + \mathsf{fma}\left(a, y3 \cdot \left(y1 \cdot z\right), -\mathsf{fma}\left(y0, z \cdot \left(y3 \cdot c\right), a \cdot \left(x \cdot \left(y2 \cdot y1\right)\right)\right)\right)\right) + \left(t \cdot j - y \cdot k\right) \cdot \left(y4 \cdot b - y5 \cdot i\right)\right) - \left(t \cdot y2 - y \cdot y3\right) \cdot \left(y4 \cdot c - y5 \cdot a\right)\right) + \left(k \cdot y2 - j \cdot y3\right) \cdot \left(y4 \cdot y1 - y5 \cdot y0\right)\\
\mathbf{elif}\;y3 \le -1.8933013525477929 \cdot 10^{-271}:\\
\;\;\;\;\left(\left(\left(\left(\left(x \cdot y - z \cdot t\right) \cdot \left(a \cdot b - c \cdot i\right) - \left(x \cdot j - z \cdot k\right) \cdot \left(y0 \cdot b - y1 \cdot i\right)\right) + \left(x \cdot y2 - z \cdot y3\right) \cdot \left(y0 \cdot c - y1 \cdot a\right)\right) + \mathsf{fma}\left(k, i \cdot \left(y \cdot y5\right), -\mathsf{fma}\left(t, i \cdot \left(j \cdot y5\right), k \cdot \left(y4 \cdot \left(y \cdot b\right)\right)\right)\right)\right) - \left(t \cdot y2 - y \cdot y3\right) \cdot \left(y4 \cdot c - y5 \cdot a\right)\right) + \left(k \cdot y2 - j \cdot y3\right) \cdot \left(y4 \cdot y1 - y5 \cdot y0\right)\\
\mathbf{elif}\;y3 \le 1.37149318421121388 \cdot 10^{-184}:\\
\;\;\;\;\left(\left(\left(\left(\left(x \cdot y - z \cdot t\right) \cdot \left(a \cdot b - c \cdot i\right) - \mathsf{fma}\left(k, i \cdot \left(z \cdot y1\right), -\mathsf{fma}\left(i, j \cdot \left(y1 \cdot x\right), y0 \cdot \left(z \cdot \left(k \cdot b\right)\right)\right)\right)\right) + \left(x \cdot y2 - z \cdot y3\right) \cdot \left(y0 \cdot c - y1 \cdot a\right)\right) + \left(t \cdot j - y \cdot k\right) \cdot \left(y4 \cdot b - y5 \cdot i\right)\right) - \left(t \cdot y2 - y \cdot y3\right) \cdot \left(y4 \cdot c - y5 \cdot a\right)\right) + \left(k \cdot y2 - j \cdot y3\right) \cdot \left(y4 \cdot y1 - y5 \cdot y0\right)\\
\mathbf{else}:\\
\;\;\;\;\left(\left(\left(\left(\left(x \cdot y - z \cdot t\right) \cdot \left(a \cdot b - c \cdot i\right) - \left(x \cdot j - z \cdot k\right) \cdot \left(y0 \cdot b - y1 \cdot i\right)\right) + \left(x \cdot y2 - z \cdot y3\right) \cdot \left(y0 \cdot c - y1 \cdot a\right)\right) + \left(t \cdot j - y \cdot k\right) \cdot \left(y4 \cdot b - y5 \cdot i\right)\right) - \mathsf{fma}\left(a, y3 \cdot \left(y \cdot y5\right), -\mathsf{fma}\left(y, y3 \cdot \left(y4 \cdot c\right), y5 \cdot \left(a \cdot \left(y2 \cdot t\right)\right)\right)\right)\right) + \left(k \cdot y2 - j \cdot y3\right) \cdot \left(y4 \cdot y1 - y5 \cdot y0\right)\\
\end{array}double code(double x, double y, double z, double t, double a, double b, double c, double i, double j, double k, double y0, double y1, double y2, double y3, double y4, double y5) {
return ((double) (((double) (((double) (((double) (((double) (((double) (((double) (((double) (x * y)) - ((double) (z * t)))) * ((double) (((double) (a * b)) - ((double) (c * i)))))) - ((double) (((double) (((double) (x * j)) - ((double) (z * k)))) * ((double) (((double) (y0 * b)) - ((double) (y1 * i)))))))) + ((double) (((double) (((double) (x * y2)) - ((double) (z * y3)))) * ((double) (((double) (y0 * c)) - ((double) (y1 * a)))))))) + ((double) (((double) (((double) (t * j)) - ((double) (y * k)))) * ((double) (((double) (y4 * b)) - ((double) (y5 * i)))))))) - ((double) (((double) (((double) (t * y2)) - ((double) (y * y3)))) * ((double) (((double) (y4 * c)) - ((double) (y5 * a)))))))) + ((double) (((double) (((double) (k * y2)) - ((double) (j * y3)))) * ((double) (((double) (y4 * y1)) - ((double) (y5 * y0))))))));
}
double code(double x, double y, double z, double t, double a, double b, double c, double i, double j, double k, double y0, double y1, double y2, double y3, double y4, double y5) {
double VAR;
if ((y3 <= -2.7406113097969565e+28)) {
VAR = ((double) (((double) (((double) (((double) (((double) (((double) (((double) (((double) (x * y)) - ((double) (z * t)))) * ((double) (((double) (a * b)) - ((double) (c * i)))))) - ((double) (((double) (((double) (x * j)) - ((double) (z * k)))) * ((double) (((double) (y0 * b)) - ((double) (y1 * i)))))))) + ((double) (((double) (((double) (x * y2)) - ((double) (z * y3)))) * ((double) (((double) (y0 * c)) - ((double) (y1 * a)))))))) + ((double) fma(k, ((double) (i * ((double) (y * y5)))), ((double) -(((double) fma(t, ((double) (i * ((double) (j * y5)))), ((double) (k * ((double) (y4 * ((double) (y * b)))))))))))))) - ((double) (((double) (((double) (t * y2)) - ((double) (y * y3)))) * ((double) (((double) (y4 * c)) - ((double) (y5 * a)))))))) + ((double) (((double) (((double) (k * y2)) - ((double) (j * y3)))) * ((double) (((double) (y4 * y1)) - ((double) (y5 * y0))))))));
} else {
double VAR_1;
if ((y3 <= -1.935898342788836e-270)) {
VAR_1 = ((double) (((double) (((double) (((double) (((double) (((double) (((double) (((double) (x * y)) - ((double) (z * t)))) * ((double) (((double) (a * b)) - ((double) (c * i)))))) - ((double) (((double) (((double) (x * j)) - ((double) (z * k)))) * ((double) (((double) (y0 * b)) - ((double) (y1 * i)))))))) + ((double) fma(a, ((double) (y3 * ((double) (y1 * z)))), ((double) -(((double) fma(y0, ((double) (z * ((double) (y3 * c)))), ((double) (a * ((double) (x * ((double) (y2 * y1)))))))))))))) + ((double) (((double) (((double) (t * j)) - ((double) (y * k)))) * ((double) (((double) (y4 * b)) - ((double) (y5 * i)))))))) - ((double) (((double) (((double) (t * y2)) - ((double) (y * y3)))) * ((double) (((double) (y4 * c)) - ((double) (y5 * a)))))))) + ((double) (((double) (((double) (k * y2)) - ((double) (j * y3)))) * ((double) (((double) (y4 * y1)) - ((double) (y5 * y0))))))));
} else {
double VAR_2;
if ((y3 <= -1.893301352547793e-271)) {
VAR_2 = ((double) (((double) (((double) (((double) (((double) (((double) (((double) (((double) (x * y)) - ((double) (z * t)))) * ((double) (((double) (a * b)) - ((double) (c * i)))))) - ((double) (((double) (((double) (x * j)) - ((double) (z * k)))) * ((double) (((double) (y0 * b)) - ((double) (y1 * i)))))))) + ((double) (((double) (((double) (x * y2)) - ((double) (z * y3)))) * ((double) (((double) (y0 * c)) - ((double) (y1 * a)))))))) + ((double) fma(k, ((double) (i * ((double) (y * y5)))), ((double) -(((double) fma(t, ((double) (i * ((double) (j * y5)))), ((double) (k * ((double) (y4 * ((double) (y * b)))))))))))))) - ((double) (((double) (((double) (t * y2)) - ((double) (y * y3)))) * ((double) (((double) (y4 * c)) - ((double) (y5 * a)))))))) + ((double) (((double) (((double) (k * y2)) - ((double) (j * y3)))) * ((double) (((double) (y4 * y1)) - ((double) (y5 * y0))))))));
} else {
double VAR_3;
if ((y3 <= 1.371493184211214e-184)) {
VAR_3 = ((double) (((double) (((double) (((double) (((double) (((double) (((double) (((double) (x * y)) - ((double) (z * t)))) * ((double) (((double) (a * b)) - ((double) (c * i)))))) - ((double) fma(k, ((double) (i * ((double) (z * y1)))), ((double) -(((double) fma(i, ((double) (j * ((double) (y1 * x)))), ((double) (y0 * ((double) (z * ((double) (k * b)))))))))))))) + ((double) (((double) (((double) (x * y2)) - ((double) (z * y3)))) * ((double) (((double) (y0 * c)) - ((double) (y1 * a)))))))) + ((double) (((double) (((double) (t * j)) - ((double) (y * k)))) * ((double) (((double) (y4 * b)) - ((double) (y5 * i)))))))) - ((double) (((double) (((double) (t * y2)) - ((double) (y * y3)))) * ((double) (((double) (y4 * c)) - ((double) (y5 * a)))))))) + ((double) (((double) (((double) (k * y2)) - ((double) (j * y3)))) * ((double) (((double) (y4 * y1)) - ((double) (y5 * y0))))))));
} else {
VAR_3 = ((double) (((double) (((double) (((double) (((double) (((double) (((double) (((double) (x * y)) - ((double) (z * t)))) * ((double) (((double) (a * b)) - ((double) (c * i)))))) - ((double) (((double) (((double) (x * j)) - ((double) (z * k)))) * ((double) (((double) (y0 * b)) - ((double) (y1 * i)))))))) + ((double) (((double) (((double) (x * y2)) - ((double) (z * y3)))) * ((double) (((double) (y0 * c)) - ((double) (y1 * a)))))))) + ((double) (((double) (((double) (t * j)) - ((double) (y * k)))) * ((double) (((double) (y4 * b)) - ((double) (y5 * i)))))))) - ((double) fma(a, ((double) (y3 * ((double) (y * y5)))), ((double) -(((double) fma(y, ((double) (y3 * ((double) (y4 * c)))), ((double) (y5 * ((double) (a * ((double) (y2 * t)))))))))))))) + ((double) (((double) (((double) (k * y2)) - ((double) (j * y3)))) * ((double) (((double) (y4 * y1)) - ((double) (y5 * y0))))))));
}
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




Bits error versus k




Bits error versus y0




Bits error versus y1




Bits error versus y2




Bits error versus y3




Bits error versus y4




Bits error versus y5
Results
| Original | 27.1 |
|---|---|
| Target | 30.8 |
| Herbie | 29.7 |
if y3 < -2.7406113097969565e+28 or -1.935898342788836e-270 < y3 < -1.893301352547793e-271Initial program 29.5
Taylor expanded around inf 30.8
Simplified30.8
if -2.7406113097969565e+28 < y3 < -1.935898342788836e-270Initial program 26.7
Taylor expanded around inf 29.3
Simplified29.3
if -1.893301352547793e-271 < y3 < 1.371493184211214e-184Initial program 27.1
Taylor expanded around inf 30.6
Simplified30.6
if 1.371493184211214e-184 < y3 Initial program 26.4
Taylor expanded around inf 29.0
Simplified29.0
Final simplification29.7
herbie shell --seed 2020123 +o rules:numerics
(FPCore (x y z t a b c i j k y0 y1 y2 y3 y4 y5)
:name "Linear.Matrix:det44 from linear-1.19.1.3"
:precision binary64
:herbie-target
(if (< y4 -7.206256231996481e+60) (- (- (* (- (* b a) (* i c)) (- (* y x) (* t z))) (- (* (- (* j x) (* k z)) (- (* y0 b) (* i y1))) (* (- (* j t) (* k y)) (- (* y4 b) (* y5 i))))) (- (/ (- (* y2 t) (* y3 y)) (/ 1 (- (* y4 c) (* y5 a)))) (* (- (* y2 k) (* y3 j)) (- (* y4 y1) (* y5 y0))))) (if (< y4 -3.364603505246317e-66) (+ (- (- (- (* (* t c) (* i z)) (* (* a t) (* b z))) (* (* y c) (* i x))) (* (- (* b y0) (* i y1)) (- (* j x) (* k z)))) (- (* (- (* y0 c) (* a y1)) (- (* x y2) (* z y3))) (- (* (- (* t y2) (* y y3)) (- (* y4 c) (* a y5))) (* (- (* y1 y4) (* y5 y0)) (- (* k y2) (* j y3)))))) (if (< y4 -1.2000065055686116e-105) (+ (+ (- (* (- (* j t) (* k y)) (- (* y4 b) (* y5 i))) (* (* y3 y) (- (* y5 a) (* y4 c)))) (+ (* (* y5 a) (* t y2)) (* (- (* k y2) (* j y3)) (- (* y4 y1) (* y5 y0))))) (- (* (- (* x y2) (* z y3)) (- (* c y0) (* a y1))) (- (* (- (* b y0) (* i y1)) (- (* j x) (* k z))) (* (- (* y x) (* z t)) (- (* b a) (* i c)))))) (if (< y4 6.718963124057495e-279) (+ (- (- (- (* (* k y) (* y5 i)) (* (* y b) (* y4 k))) (* (* y5 t) (* i j))) (- (* (- (* y2 t) (* y3 y)) (- (* y4 c) (* y5 a))) (* (- (* y2 k) (* y3 j)) (- (* y4 y1) (* y5 y0))))) (- (* (- (* b a) (* i c)) (- (* y x) (* t z))) (- (* (- (* j x) (* k z)) (- (* y0 b) (* i y1))) (* (- (* y2 x) (* y3 z)) (- (* c y0) (* y1 a)))))) (if (< y4 4.77962681403792e-222) (+ (+ (- (* (- (* j t) (* k y)) (- (* y4 b) (* y5 i))) (* (* y3 y) (- (* y5 a) (* y4 c)))) (+ (* (* y5 a) (* t y2)) (* (- (* k y2) (* j y3)) (- (* y4 y1) (* y5 y0))))) (- (* (- (* x y2) (* z y3)) (- (* c y0) (* a y1))) (- (* (- (* b y0) (* i y1)) (- (* j x) (* k z))) (* (- (* y x) (* z t)) (- (* b a) (* i c)))))) (if (< y4 2.2852241541266835e-175) (+ (- (- (- (* (* k y) (* y5 i)) (* (* y b) (* y4 k))) (* (* y5 t) (* i j))) (- (* (- (* y2 t) (* y3 y)) (- (* y4 c) (* y5 a))) (* (- (* y2 k) (* y3 j)) (- (* y4 y1) (* y5 y0))))) (- (* (- (* b a) (* i c)) (- (* y x) (* t z))) (- (* (- (* j x) (* k z)) (- (* y0 b) (* i y1))) (* (- (* y2 x) (* y3 z)) (- (* c y0) (* y1 a)))))) (+ (- (+ (+ (- (* (- (* x y) (* z t)) (- (* a b) (* c i))) (- (* k (* i (* z y1))) (+ (* j (* i (* x y1))) (* y0 (* k (* z b)))))) (- (* z (* y3 (* a y1))) (+ (* y2 (* x (* a y1))) (* y0 (* z (* c y3)))))) (* (- (* t j) (* y k)) (- (* y4 b) (* y5 i)))) (* (- (* t y2) (* y y3)) (- (* y4 c) (* y5 a)))) (* (- (* k y2) (* j y3)) (- (* y4 y1) (* y5 y0))))))))))
(+ (- (+ (+ (- (* (- (* x y) (* z t)) (- (* a b) (* c i))) (* (- (* x j) (* z k)) (- (* y0 b) (* y1 i)))) (* (- (* x y2) (* z y3)) (- (* y0 c) (* y1 a)))) (* (- (* t j) (* y k)) (- (* y4 b) (* y5 i)))) (* (- (* t y2) (* y y3)) (- (* y4 c) (* y5 a)))) (* (- (* k y2) (* j y3)) (- (* y4 y1) (* y5 y0)))))