
(FPCore (a b angle x-scale y-scale)
:precision binary64
(let* ((t_0 (* (/ angle 180.0) PI))
(t_1 (sin t_0))
(t_2 (cos t_0))
(t_3
(/ (/ (+ (pow (* a t_2) 2.0) (pow (* b t_1) 2.0)) y-scale) y-scale))
(t_4
(/ (/ (+ (pow (* a t_1) 2.0) (pow (* b t_2) 2.0)) x-scale) x-scale))
(t_5 (* (* b a) (* b (- a))))
(t_6 (/ (* 4.0 t_5) (pow (* x-scale y-scale) 2.0))))
(/
(-
(sqrt
(*
(* (* 2.0 t_6) t_5)
(+
(+ t_4 t_3)
(sqrt
(+
(pow (- t_4 t_3) 2.0)
(pow
(/
(/ (* (* (* 2.0 (- (pow b 2.0) (pow a 2.0))) t_1) t_2) x-scale)
y-scale)
2.0)))))))
t_6)))
double code(double a, double b, double angle, double x_45_scale, double y_45_scale) {
double t_0 = (angle / 180.0) * ((double) M_PI);
double t_1 = sin(t_0);
double t_2 = cos(t_0);
double t_3 = ((pow((a * t_2), 2.0) + pow((b * t_1), 2.0)) / y_45_scale) / y_45_scale;
double t_4 = ((pow((a * t_1), 2.0) + pow((b * t_2), 2.0)) / x_45_scale) / x_45_scale;
double t_5 = (b * a) * (b * -a);
double t_6 = (4.0 * t_5) / pow((x_45_scale * y_45_scale), 2.0);
return -sqrt((((2.0 * t_6) * t_5) * ((t_4 + t_3) + sqrt((pow((t_4 - t_3), 2.0) + pow((((((2.0 * (pow(b, 2.0) - pow(a, 2.0))) * t_1) * t_2) / x_45_scale) / y_45_scale), 2.0)))))) / t_6;
}
public static double code(double a, double b, double angle, double x_45_scale, double y_45_scale) {
double t_0 = (angle / 180.0) * Math.PI;
double t_1 = Math.sin(t_0);
double t_2 = Math.cos(t_0);
double t_3 = ((Math.pow((a * t_2), 2.0) + Math.pow((b * t_1), 2.0)) / y_45_scale) / y_45_scale;
double t_4 = ((Math.pow((a * t_1), 2.0) + Math.pow((b * t_2), 2.0)) / x_45_scale) / x_45_scale;
double t_5 = (b * a) * (b * -a);
double t_6 = (4.0 * t_5) / Math.pow((x_45_scale * y_45_scale), 2.0);
return -Math.sqrt((((2.0 * t_6) * t_5) * ((t_4 + t_3) + Math.sqrt((Math.pow((t_4 - t_3), 2.0) + Math.pow((((((2.0 * (Math.pow(b, 2.0) - Math.pow(a, 2.0))) * t_1) * t_2) / x_45_scale) / y_45_scale), 2.0)))))) / t_6;
}
def code(a, b, angle, x_45_scale, y_45_scale): t_0 = (angle / 180.0) * math.pi t_1 = math.sin(t_0) t_2 = math.cos(t_0) t_3 = ((math.pow((a * t_2), 2.0) + math.pow((b * t_1), 2.0)) / y_45_scale) / y_45_scale t_4 = ((math.pow((a * t_1), 2.0) + math.pow((b * t_2), 2.0)) / x_45_scale) / x_45_scale t_5 = (b * a) * (b * -a) t_6 = (4.0 * t_5) / math.pow((x_45_scale * y_45_scale), 2.0) return -math.sqrt((((2.0 * t_6) * t_5) * ((t_4 + t_3) + math.sqrt((math.pow((t_4 - t_3), 2.0) + math.pow((((((2.0 * (math.pow(b, 2.0) - math.pow(a, 2.0))) * t_1) * t_2) / x_45_scale) / y_45_scale), 2.0)))))) / t_6
function code(a, b, angle, x_45_scale, y_45_scale) t_0 = Float64(Float64(angle / 180.0) * pi) t_1 = sin(t_0) t_2 = cos(t_0) t_3 = Float64(Float64(Float64((Float64(a * t_2) ^ 2.0) + (Float64(b * t_1) ^ 2.0)) / y_45_scale) / y_45_scale) t_4 = Float64(Float64(Float64((Float64(a * t_1) ^ 2.0) + (Float64(b * t_2) ^ 2.0)) / x_45_scale) / x_45_scale) t_5 = Float64(Float64(b * a) * Float64(b * Float64(-a))) t_6 = Float64(Float64(4.0 * t_5) / (Float64(x_45_scale * y_45_scale) ^ 2.0)) return Float64(Float64(-sqrt(Float64(Float64(Float64(2.0 * t_6) * t_5) * Float64(Float64(t_4 + t_3) + sqrt(Float64((Float64(t_4 - t_3) ^ 2.0) + (Float64(Float64(Float64(Float64(Float64(2.0 * Float64((b ^ 2.0) - (a ^ 2.0))) * t_1) * t_2) / x_45_scale) / y_45_scale) ^ 2.0))))))) / t_6) end
function tmp = code(a, b, angle, x_45_scale, y_45_scale) t_0 = (angle / 180.0) * pi; t_1 = sin(t_0); t_2 = cos(t_0); t_3 = ((((a * t_2) ^ 2.0) + ((b * t_1) ^ 2.0)) / y_45_scale) / y_45_scale; t_4 = ((((a * t_1) ^ 2.0) + ((b * t_2) ^ 2.0)) / x_45_scale) / x_45_scale; t_5 = (b * a) * (b * -a); t_6 = (4.0 * t_5) / ((x_45_scale * y_45_scale) ^ 2.0); tmp = -sqrt((((2.0 * t_6) * t_5) * ((t_4 + t_3) + sqrt((((t_4 - t_3) ^ 2.0) + ((((((2.0 * ((b ^ 2.0) - (a ^ 2.0))) * t_1) * t_2) / x_45_scale) / y_45_scale) ^ 2.0)))))) / t_6; end
code[a_, b_, angle_, x$45$scale_, y$45$scale_] := Block[{t$95$0 = N[(N[(angle / 180.0), $MachinePrecision] * Pi), $MachinePrecision]}, Block[{t$95$1 = N[Sin[t$95$0], $MachinePrecision]}, Block[{t$95$2 = N[Cos[t$95$0], $MachinePrecision]}, Block[{t$95$3 = N[(N[(N[(N[Power[N[(a * t$95$2), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * t$95$1), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision] / y$45$scale), $MachinePrecision] / y$45$scale), $MachinePrecision]}, Block[{t$95$4 = N[(N[(N[(N[Power[N[(a * t$95$1), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * t$95$2), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision] / x$45$scale), $MachinePrecision] / x$45$scale), $MachinePrecision]}, Block[{t$95$5 = N[(N[(b * a), $MachinePrecision] * N[(b * (-a)), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$6 = N[(N[(4.0 * t$95$5), $MachinePrecision] / N[Power[N[(x$45$scale * y$45$scale), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]}, N[((-N[Sqrt[N[(N[(N[(2.0 * t$95$6), $MachinePrecision] * t$95$5), $MachinePrecision] * N[(N[(t$95$4 + t$95$3), $MachinePrecision] + N[Sqrt[N[(N[Power[N[(t$95$4 - t$95$3), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(N[(N[(N[(N[(2.0 * N[(N[Power[b, 2.0], $MachinePrecision] - N[Power[a, 2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * t$95$1), $MachinePrecision] * t$95$2), $MachinePrecision] / x$45$scale), $MachinePrecision] / y$45$scale), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]) / t$95$6), $MachinePrecision]]]]]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{angle}{180} \cdot \pi\\
t_1 := \sin t\_0\\
t_2 := \cos t\_0\\
t_3 := \frac{\frac{{\left(a \cdot t\_2\right)}^{2} + {\left(b \cdot t\_1\right)}^{2}}{y-scale}}{y-scale}\\
t_4 := \frac{\frac{{\left(a \cdot t\_1\right)}^{2} + {\left(b \cdot t\_2\right)}^{2}}{x-scale}}{x-scale}\\
t_5 := \left(b \cdot a\right) \cdot \left(b \cdot \left(-a\right)\right)\\
t_6 := \frac{4 \cdot t\_5}{{\left(x-scale \cdot y-scale\right)}^{2}}\\
\frac{-\sqrt{\left(\left(2 \cdot t\_6\right) \cdot t\_5\right) \cdot \left(\left(t\_4 + t\_3\right) + \sqrt{{\left(t\_4 - t\_3\right)}^{2} + {\left(\frac{\frac{\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot t\_1\right) \cdot t\_2}{x-scale}}{y-scale}\right)}^{2}}\right)}}{t\_6}
\end{array}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 5 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (a b angle x-scale y-scale)
:precision binary64
(let* ((t_0 (* (/ angle 180.0) PI))
(t_1 (sin t_0))
(t_2 (cos t_0))
(t_3
(/ (/ (+ (pow (* a t_2) 2.0) (pow (* b t_1) 2.0)) y-scale) y-scale))
(t_4
(/ (/ (+ (pow (* a t_1) 2.0) (pow (* b t_2) 2.0)) x-scale) x-scale))
(t_5 (* (* b a) (* b (- a))))
(t_6 (/ (* 4.0 t_5) (pow (* x-scale y-scale) 2.0))))
(/
(-
(sqrt
(*
(* (* 2.0 t_6) t_5)
(+
(+ t_4 t_3)
(sqrt
(+
(pow (- t_4 t_3) 2.0)
(pow
(/
(/ (* (* (* 2.0 (- (pow b 2.0) (pow a 2.0))) t_1) t_2) x-scale)
y-scale)
2.0)))))))
t_6)))
double code(double a, double b, double angle, double x_45_scale, double y_45_scale) {
double t_0 = (angle / 180.0) * ((double) M_PI);
double t_1 = sin(t_0);
double t_2 = cos(t_0);
double t_3 = ((pow((a * t_2), 2.0) + pow((b * t_1), 2.0)) / y_45_scale) / y_45_scale;
double t_4 = ((pow((a * t_1), 2.0) + pow((b * t_2), 2.0)) / x_45_scale) / x_45_scale;
double t_5 = (b * a) * (b * -a);
double t_6 = (4.0 * t_5) / pow((x_45_scale * y_45_scale), 2.0);
return -sqrt((((2.0 * t_6) * t_5) * ((t_4 + t_3) + sqrt((pow((t_4 - t_3), 2.0) + pow((((((2.0 * (pow(b, 2.0) - pow(a, 2.0))) * t_1) * t_2) / x_45_scale) / y_45_scale), 2.0)))))) / t_6;
}
public static double code(double a, double b, double angle, double x_45_scale, double y_45_scale) {
double t_0 = (angle / 180.0) * Math.PI;
double t_1 = Math.sin(t_0);
double t_2 = Math.cos(t_0);
double t_3 = ((Math.pow((a * t_2), 2.0) + Math.pow((b * t_1), 2.0)) / y_45_scale) / y_45_scale;
double t_4 = ((Math.pow((a * t_1), 2.0) + Math.pow((b * t_2), 2.0)) / x_45_scale) / x_45_scale;
double t_5 = (b * a) * (b * -a);
double t_6 = (4.0 * t_5) / Math.pow((x_45_scale * y_45_scale), 2.0);
return -Math.sqrt((((2.0 * t_6) * t_5) * ((t_4 + t_3) + Math.sqrt((Math.pow((t_4 - t_3), 2.0) + Math.pow((((((2.0 * (Math.pow(b, 2.0) - Math.pow(a, 2.0))) * t_1) * t_2) / x_45_scale) / y_45_scale), 2.0)))))) / t_6;
}
def code(a, b, angle, x_45_scale, y_45_scale): t_0 = (angle / 180.0) * math.pi t_1 = math.sin(t_0) t_2 = math.cos(t_0) t_3 = ((math.pow((a * t_2), 2.0) + math.pow((b * t_1), 2.0)) / y_45_scale) / y_45_scale t_4 = ((math.pow((a * t_1), 2.0) + math.pow((b * t_2), 2.0)) / x_45_scale) / x_45_scale t_5 = (b * a) * (b * -a) t_6 = (4.0 * t_5) / math.pow((x_45_scale * y_45_scale), 2.0) return -math.sqrt((((2.0 * t_6) * t_5) * ((t_4 + t_3) + math.sqrt((math.pow((t_4 - t_3), 2.0) + math.pow((((((2.0 * (math.pow(b, 2.0) - math.pow(a, 2.0))) * t_1) * t_2) / x_45_scale) / y_45_scale), 2.0)))))) / t_6
function code(a, b, angle, x_45_scale, y_45_scale) t_0 = Float64(Float64(angle / 180.0) * pi) t_1 = sin(t_0) t_2 = cos(t_0) t_3 = Float64(Float64(Float64((Float64(a * t_2) ^ 2.0) + (Float64(b * t_1) ^ 2.0)) / y_45_scale) / y_45_scale) t_4 = Float64(Float64(Float64((Float64(a * t_1) ^ 2.0) + (Float64(b * t_2) ^ 2.0)) / x_45_scale) / x_45_scale) t_5 = Float64(Float64(b * a) * Float64(b * Float64(-a))) t_6 = Float64(Float64(4.0 * t_5) / (Float64(x_45_scale * y_45_scale) ^ 2.0)) return Float64(Float64(-sqrt(Float64(Float64(Float64(2.0 * t_6) * t_5) * Float64(Float64(t_4 + t_3) + sqrt(Float64((Float64(t_4 - t_3) ^ 2.0) + (Float64(Float64(Float64(Float64(Float64(2.0 * Float64((b ^ 2.0) - (a ^ 2.0))) * t_1) * t_2) / x_45_scale) / y_45_scale) ^ 2.0))))))) / t_6) end
function tmp = code(a, b, angle, x_45_scale, y_45_scale) t_0 = (angle / 180.0) * pi; t_1 = sin(t_0); t_2 = cos(t_0); t_3 = ((((a * t_2) ^ 2.0) + ((b * t_1) ^ 2.0)) / y_45_scale) / y_45_scale; t_4 = ((((a * t_1) ^ 2.0) + ((b * t_2) ^ 2.0)) / x_45_scale) / x_45_scale; t_5 = (b * a) * (b * -a); t_6 = (4.0 * t_5) / ((x_45_scale * y_45_scale) ^ 2.0); tmp = -sqrt((((2.0 * t_6) * t_5) * ((t_4 + t_3) + sqrt((((t_4 - t_3) ^ 2.0) + ((((((2.0 * ((b ^ 2.0) - (a ^ 2.0))) * t_1) * t_2) / x_45_scale) / y_45_scale) ^ 2.0)))))) / t_6; end
code[a_, b_, angle_, x$45$scale_, y$45$scale_] := Block[{t$95$0 = N[(N[(angle / 180.0), $MachinePrecision] * Pi), $MachinePrecision]}, Block[{t$95$1 = N[Sin[t$95$0], $MachinePrecision]}, Block[{t$95$2 = N[Cos[t$95$0], $MachinePrecision]}, Block[{t$95$3 = N[(N[(N[(N[Power[N[(a * t$95$2), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * t$95$1), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision] / y$45$scale), $MachinePrecision] / y$45$scale), $MachinePrecision]}, Block[{t$95$4 = N[(N[(N[(N[Power[N[(a * t$95$1), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * t$95$2), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision] / x$45$scale), $MachinePrecision] / x$45$scale), $MachinePrecision]}, Block[{t$95$5 = N[(N[(b * a), $MachinePrecision] * N[(b * (-a)), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$6 = N[(N[(4.0 * t$95$5), $MachinePrecision] / N[Power[N[(x$45$scale * y$45$scale), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]}, N[((-N[Sqrt[N[(N[(N[(2.0 * t$95$6), $MachinePrecision] * t$95$5), $MachinePrecision] * N[(N[(t$95$4 + t$95$3), $MachinePrecision] + N[Sqrt[N[(N[Power[N[(t$95$4 - t$95$3), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(N[(N[(N[(N[(2.0 * N[(N[Power[b, 2.0], $MachinePrecision] - N[Power[a, 2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * t$95$1), $MachinePrecision] * t$95$2), $MachinePrecision] / x$45$scale), $MachinePrecision] / y$45$scale), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]) / t$95$6), $MachinePrecision]]]]]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{angle}{180} \cdot \pi\\
t_1 := \sin t\_0\\
t_2 := \cos t\_0\\
t_3 := \frac{\frac{{\left(a \cdot t\_2\right)}^{2} + {\left(b \cdot t\_1\right)}^{2}}{y-scale}}{y-scale}\\
t_4 := \frac{\frac{{\left(a \cdot t\_1\right)}^{2} + {\left(b \cdot t\_2\right)}^{2}}{x-scale}}{x-scale}\\
t_5 := \left(b \cdot a\right) \cdot \left(b \cdot \left(-a\right)\right)\\
t_6 := \frac{4 \cdot t\_5}{{\left(x-scale \cdot y-scale\right)}^{2}}\\
\frac{-\sqrt{\left(\left(2 \cdot t\_6\right) \cdot t\_5\right) \cdot \left(\left(t\_4 + t\_3\right) + \sqrt{{\left(t\_4 - t\_3\right)}^{2} + {\left(\frac{\frac{\left(\left(2 \cdot \left({b}^{2} - {a}^{2}\right)\right) \cdot t\_1\right) \cdot t\_2}{x-scale}}{y-scale}\right)}^{2}}\right)}}{t\_6}
\end{array}
\end{array}
x-scale_m = (fabs.f64 x-scale)
y-scale_m = (fabs.f64 y-scale)
(FPCore (a b angle x-scale_m y-scale_m)
:precision binary64
(let* ((t_0 (* 0.005555555555555556 (* angle PI)))
(t_1 (sin t_0))
(t_2 (cos t_0)))
(if (<= x-scale_m 3.4e+49)
(*
(hypot (* b t_2) (* a t_1))
(* 0.25 (* (* y-scale_m (sqrt 8.0)) (sqrt 2.0))))
(*
x-scale_m
(sqrt
(+ (* (pow a 2.0) (pow t_2 2.0)) (* (pow b 2.0) (pow t_1 2.0))))))))x-scale_m = fabs(x_45_scale);
y-scale_m = fabs(y_45_scale);
double code(double a, double b, double angle, double x_45_scale_m, double y_45_scale_m) {
double t_0 = 0.005555555555555556 * (angle * ((double) M_PI));
double t_1 = sin(t_0);
double t_2 = cos(t_0);
double tmp;
if (x_45_scale_m <= 3.4e+49) {
tmp = hypot((b * t_2), (a * t_1)) * (0.25 * ((y_45_scale_m * sqrt(8.0)) * sqrt(2.0)));
} else {
tmp = x_45_scale_m * sqrt(((pow(a, 2.0) * pow(t_2, 2.0)) + (pow(b, 2.0) * pow(t_1, 2.0))));
}
return tmp;
}
x-scale_m = Math.abs(x_45_scale);
y-scale_m = Math.abs(y_45_scale);
public static double code(double a, double b, double angle, double x_45_scale_m, double y_45_scale_m) {
double t_0 = 0.005555555555555556 * (angle * Math.PI);
double t_1 = Math.sin(t_0);
double t_2 = Math.cos(t_0);
double tmp;
if (x_45_scale_m <= 3.4e+49) {
tmp = Math.hypot((b * t_2), (a * t_1)) * (0.25 * ((y_45_scale_m * Math.sqrt(8.0)) * Math.sqrt(2.0)));
} else {
tmp = x_45_scale_m * Math.sqrt(((Math.pow(a, 2.0) * Math.pow(t_2, 2.0)) + (Math.pow(b, 2.0) * Math.pow(t_1, 2.0))));
}
return tmp;
}
x-scale_m = math.fabs(x_45_scale) y-scale_m = math.fabs(y_45_scale) def code(a, b, angle, x_45_scale_m, y_45_scale_m): t_0 = 0.005555555555555556 * (angle * math.pi) t_1 = math.sin(t_0) t_2 = math.cos(t_0) tmp = 0 if x_45_scale_m <= 3.4e+49: tmp = math.hypot((b * t_2), (a * t_1)) * (0.25 * ((y_45_scale_m * math.sqrt(8.0)) * math.sqrt(2.0))) else: tmp = x_45_scale_m * math.sqrt(((math.pow(a, 2.0) * math.pow(t_2, 2.0)) + (math.pow(b, 2.0) * math.pow(t_1, 2.0)))) return tmp
x-scale_m = abs(x_45_scale) y-scale_m = abs(y_45_scale) function code(a, b, angle, x_45_scale_m, y_45_scale_m) t_0 = Float64(0.005555555555555556 * Float64(angle * pi)) t_1 = sin(t_0) t_2 = cos(t_0) tmp = 0.0 if (x_45_scale_m <= 3.4e+49) tmp = Float64(hypot(Float64(b * t_2), Float64(a * t_1)) * Float64(0.25 * Float64(Float64(y_45_scale_m * sqrt(8.0)) * sqrt(2.0)))); else tmp = Float64(x_45_scale_m * sqrt(Float64(Float64((a ^ 2.0) * (t_2 ^ 2.0)) + Float64((b ^ 2.0) * (t_1 ^ 2.0))))); end return tmp end
x-scale_m = abs(x_45_scale); y-scale_m = abs(y_45_scale); function tmp_2 = code(a, b, angle, x_45_scale_m, y_45_scale_m) t_0 = 0.005555555555555556 * (angle * pi); t_1 = sin(t_0); t_2 = cos(t_0); tmp = 0.0; if (x_45_scale_m <= 3.4e+49) tmp = hypot((b * t_2), (a * t_1)) * (0.25 * ((y_45_scale_m * sqrt(8.0)) * sqrt(2.0))); else tmp = x_45_scale_m * sqrt((((a ^ 2.0) * (t_2 ^ 2.0)) + ((b ^ 2.0) * (t_1 ^ 2.0)))); end tmp_2 = tmp; end
x-scale_m = N[Abs[x$45$scale], $MachinePrecision]
y-scale_m = N[Abs[y$45$scale], $MachinePrecision]
code[a_, b_, angle_, x$45$scale$95$m_, y$45$scale$95$m_] := Block[{t$95$0 = N[(0.005555555555555556 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[Sin[t$95$0], $MachinePrecision]}, Block[{t$95$2 = N[Cos[t$95$0], $MachinePrecision]}, If[LessEqual[x$45$scale$95$m, 3.4e+49], N[(N[Sqrt[N[(b * t$95$2), $MachinePrecision] ^ 2 + N[(a * t$95$1), $MachinePrecision] ^ 2], $MachinePrecision] * N[(0.25 * N[(N[(y$45$scale$95$m * N[Sqrt[8.0], $MachinePrecision]), $MachinePrecision] * N[Sqrt[2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(x$45$scale$95$m * N[Sqrt[N[(N[(N[Power[a, 2.0], $MachinePrecision] * N[Power[t$95$2, 2.0], $MachinePrecision]), $MachinePrecision] + N[(N[Power[b, 2.0], $MachinePrecision] * N[Power[t$95$1, 2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]]]]
\begin{array}{l}
x-scale_m = \left|x-scale\right|
\\
y-scale_m = \left|y-scale\right|
\\
\begin{array}{l}
t_0 := 0.005555555555555556 \cdot \left(angle \cdot \pi\right)\\
t_1 := \sin t\_0\\
t_2 := \cos t\_0\\
\mathbf{if}\;x-scale\_m \leq 3.4 \cdot 10^{+49}:\\
\;\;\;\;\mathsf{hypot}\left(b \cdot t\_2, a \cdot t\_1\right) \cdot \left(0.25 \cdot \left(\left(y-scale\_m \cdot \sqrt{8}\right) \cdot \sqrt{2}\right)\right)\\
\mathbf{else}:\\
\;\;\;\;x-scale\_m \cdot \sqrt{{a}^{2} \cdot {t\_2}^{2} + {b}^{2} \cdot {t\_1}^{2}}\\
\end{array}
\end{array}
if x-scale < 3.4000000000000001e49Initial program 2.3%
Simplified2.3%
Taylor expanded in x-scale around 0 22.2%
pow122.2%
Applied egg-rr24.3%
unpow124.3%
Simplified24.3%
expm1-log1p-u23.9%
expm1-undefine23.7%
Applied egg-rr23.8%
expm1-define25.9%
associate-*r*25.9%
Simplified25.9%
expm1-log1p-u26.6%
*-commutative26.6%
Applied egg-rr26.7%
if 3.4000000000000001e49 < x-scale Initial program 3.0%
Simplified3.0%
Taylor expanded in y-scale around 0 5.5%
expm1-log1p-u5.2%
expm1-undefine5.2%
Applied egg-rr5.5%
expm1-define5.5%
Simplified5.5%
Taylor expanded in x-scale around 0 52.8%
x-scale_m = (fabs.f64 x-scale)
y-scale_m = (fabs.f64 y-scale)
(FPCore (a b angle x-scale_m y-scale_m)
:precision binary64
(let* ((t_0 (* 0.005555555555555556 (* angle PI))))
(if (<= y-scale_m 4800.0)
(* x-scale_m a)
(*
(hypot (* b (cos t_0)) (* a (sin t_0)))
(* 0.25 (* (* y-scale_m (sqrt 8.0)) (sqrt 2.0)))))))x-scale_m = fabs(x_45_scale);
y-scale_m = fabs(y_45_scale);
double code(double a, double b, double angle, double x_45_scale_m, double y_45_scale_m) {
double t_0 = 0.005555555555555556 * (angle * ((double) M_PI));
double tmp;
if (y_45_scale_m <= 4800.0) {
tmp = x_45_scale_m * a;
} else {
tmp = hypot((b * cos(t_0)), (a * sin(t_0))) * (0.25 * ((y_45_scale_m * sqrt(8.0)) * sqrt(2.0)));
}
return tmp;
}
x-scale_m = Math.abs(x_45_scale);
y-scale_m = Math.abs(y_45_scale);
public static double code(double a, double b, double angle, double x_45_scale_m, double y_45_scale_m) {
double t_0 = 0.005555555555555556 * (angle * Math.PI);
double tmp;
if (y_45_scale_m <= 4800.0) {
tmp = x_45_scale_m * a;
} else {
tmp = Math.hypot((b * Math.cos(t_0)), (a * Math.sin(t_0))) * (0.25 * ((y_45_scale_m * Math.sqrt(8.0)) * Math.sqrt(2.0)));
}
return tmp;
}
x-scale_m = math.fabs(x_45_scale) y-scale_m = math.fabs(y_45_scale) def code(a, b, angle, x_45_scale_m, y_45_scale_m): t_0 = 0.005555555555555556 * (angle * math.pi) tmp = 0 if y_45_scale_m <= 4800.0: tmp = x_45_scale_m * a else: tmp = math.hypot((b * math.cos(t_0)), (a * math.sin(t_0))) * (0.25 * ((y_45_scale_m * math.sqrt(8.0)) * math.sqrt(2.0))) return tmp
x-scale_m = abs(x_45_scale) y-scale_m = abs(y_45_scale) function code(a, b, angle, x_45_scale_m, y_45_scale_m) t_0 = Float64(0.005555555555555556 * Float64(angle * pi)) tmp = 0.0 if (y_45_scale_m <= 4800.0) tmp = Float64(x_45_scale_m * a); else tmp = Float64(hypot(Float64(b * cos(t_0)), Float64(a * sin(t_0))) * Float64(0.25 * Float64(Float64(y_45_scale_m * sqrt(8.0)) * sqrt(2.0)))); end return tmp end
x-scale_m = abs(x_45_scale); y-scale_m = abs(y_45_scale); function tmp_2 = code(a, b, angle, x_45_scale_m, y_45_scale_m) t_0 = 0.005555555555555556 * (angle * pi); tmp = 0.0; if (y_45_scale_m <= 4800.0) tmp = x_45_scale_m * a; else tmp = hypot((b * cos(t_0)), (a * sin(t_0))) * (0.25 * ((y_45_scale_m * sqrt(8.0)) * sqrt(2.0))); end tmp_2 = tmp; end
x-scale_m = N[Abs[x$45$scale], $MachinePrecision]
y-scale_m = N[Abs[y$45$scale], $MachinePrecision]
code[a_, b_, angle_, x$45$scale$95$m_, y$45$scale$95$m_] := Block[{t$95$0 = N[(0.005555555555555556 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[y$45$scale$95$m, 4800.0], N[(x$45$scale$95$m * a), $MachinePrecision], N[(N[Sqrt[N[(b * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision] ^ 2 + N[(a * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision] ^ 2], $MachinePrecision] * N[(0.25 * N[(N[(y$45$scale$95$m * N[Sqrt[8.0], $MachinePrecision]), $MachinePrecision] * N[Sqrt[2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
x-scale_m = \left|x-scale\right|
\\
y-scale_m = \left|y-scale\right|
\\
\begin{array}{l}
t_0 := 0.005555555555555556 \cdot \left(angle \cdot \pi\right)\\
\mathbf{if}\;y-scale\_m \leq 4800:\\
\;\;\;\;x-scale\_m \cdot a\\
\mathbf{else}:\\
\;\;\;\;\mathsf{hypot}\left(b \cdot \cos t\_0, a \cdot \sin t\_0\right) \cdot \left(0.25 \cdot \left(\left(y-scale\_m \cdot \sqrt{8}\right) \cdot \sqrt{2}\right)\right)\\
\end{array}
\end{array}
if y-scale < 4800Initial program 2.6%
Simplified2.6%
Taylor expanded in y-scale around 0 4.4%
expm1-log1p-u4.3%
expm1-undefine4.3%
Applied egg-rr4.3%
expm1-define4.4%
Simplified4.4%
Taylor expanded in angle around 0 19.8%
if 4800 < y-scale Initial program 1.8%
Simplified1.9%
Taylor expanded in x-scale around 0 54.0%
pow154.0%
Applied egg-rr59.8%
unpow159.8%
Simplified59.8%
expm1-log1p-u58.8%
expm1-undefine58.8%
Applied egg-rr60.2%
expm1-define63.1%
associate-*r*63.1%
Simplified63.1%
expm1-log1p-u64.4%
*-commutative64.4%
Applied egg-rr64.4%
Final simplification32.2%
x-scale_m = (fabs.f64 x-scale)
y-scale_m = (fabs.f64 y-scale)
(FPCore (a b angle x-scale_m y-scale_m)
:precision binary64
(let* ((t_0 (* 0.005555555555555556 (* angle PI))))
(if (<= y-scale_m 7.8e+37)
(* x-scale_m a)
(*
0.25
(*
y-scale_m
(*
(sqrt 8.0)
(* (hypot (* b (cos t_0)) (* a (sin t_0))) (sqrt 2.0))))))))x-scale_m = fabs(x_45_scale);
y-scale_m = fabs(y_45_scale);
double code(double a, double b, double angle, double x_45_scale_m, double y_45_scale_m) {
double t_0 = 0.005555555555555556 * (angle * ((double) M_PI));
double tmp;
if (y_45_scale_m <= 7.8e+37) {
tmp = x_45_scale_m * a;
} else {
tmp = 0.25 * (y_45_scale_m * (sqrt(8.0) * (hypot((b * cos(t_0)), (a * sin(t_0))) * sqrt(2.0))));
}
return tmp;
}
x-scale_m = Math.abs(x_45_scale);
y-scale_m = Math.abs(y_45_scale);
public static double code(double a, double b, double angle, double x_45_scale_m, double y_45_scale_m) {
double t_0 = 0.005555555555555556 * (angle * Math.PI);
double tmp;
if (y_45_scale_m <= 7.8e+37) {
tmp = x_45_scale_m * a;
} else {
tmp = 0.25 * (y_45_scale_m * (Math.sqrt(8.0) * (Math.hypot((b * Math.cos(t_0)), (a * Math.sin(t_0))) * Math.sqrt(2.0))));
}
return tmp;
}
x-scale_m = math.fabs(x_45_scale) y-scale_m = math.fabs(y_45_scale) def code(a, b, angle, x_45_scale_m, y_45_scale_m): t_0 = 0.005555555555555556 * (angle * math.pi) tmp = 0 if y_45_scale_m <= 7.8e+37: tmp = x_45_scale_m * a else: tmp = 0.25 * (y_45_scale_m * (math.sqrt(8.0) * (math.hypot((b * math.cos(t_0)), (a * math.sin(t_0))) * math.sqrt(2.0)))) return tmp
x-scale_m = abs(x_45_scale) y-scale_m = abs(y_45_scale) function code(a, b, angle, x_45_scale_m, y_45_scale_m) t_0 = Float64(0.005555555555555556 * Float64(angle * pi)) tmp = 0.0 if (y_45_scale_m <= 7.8e+37) tmp = Float64(x_45_scale_m * a); else tmp = Float64(0.25 * Float64(y_45_scale_m * Float64(sqrt(8.0) * Float64(hypot(Float64(b * cos(t_0)), Float64(a * sin(t_0))) * sqrt(2.0))))); end return tmp end
x-scale_m = abs(x_45_scale); y-scale_m = abs(y_45_scale); function tmp_2 = code(a, b, angle, x_45_scale_m, y_45_scale_m) t_0 = 0.005555555555555556 * (angle * pi); tmp = 0.0; if (y_45_scale_m <= 7.8e+37) tmp = x_45_scale_m * a; else tmp = 0.25 * (y_45_scale_m * (sqrt(8.0) * (hypot((b * cos(t_0)), (a * sin(t_0))) * sqrt(2.0)))); end tmp_2 = tmp; end
x-scale_m = N[Abs[x$45$scale], $MachinePrecision]
y-scale_m = N[Abs[y$45$scale], $MachinePrecision]
code[a_, b_, angle_, x$45$scale$95$m_, y$45$scale$95$m_] := Block[{t$95$0 = N[(0.005555555555555556 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[y$45$scale$95$m, 7.8e+37], N[(x$45$scale$95$m * a), $MachinePrecision], N[(0.25 * N[(y$45$scale$95$m * N[(N[Sqrt[8.0], $MachinePrecision] * N[(N[Sqrt[N[(b * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision] ^ 2 + N[(a * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision] ^ 2], $MachinePrecision] * N[Sqrt[2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
x-scale_m = \left|x-scale\right|
\\
y-scale_m = \left|y-scale\right|
\\
\begin{array}{l}
t_0 := 0.005555555555555556 \cdot \left(angle \cdot \pi\right)\\
\mathbf{if}\;y-scale\_m \leq 7.8 \cdot 10^{+37}:\\
\;\;\;\;x-scale\_m \cdot a\\
\mathbf{else}:\\
\;\;\;\;0.25 \cdot \left(y-scale\_m \cdot \left(\sqrt{8} \cdot \left(\mathsf{hypot}\left(b \cdot \cos t\_0, a \cdot \sin t\_0\right) \cdot \sqrt{2}\right)\right)\right)\\
\end{array}
\end{array}
if y-scale < 7.7999999999999997e37Initial program 2.5%
Simplified2.5%
Taylor expanded in y-scale around 0 4.2%
expm1-log1p-u4.1%
expm1-undefine4.1%
Applied egg-rr4.1%
expm1-define4.1%
Simplified4.1%
Taylor expanded in angle around 0 19.9%
if 7.7999999999999997e37 < y-scale Initial program 2.2%
Simplified2.2%
Taylor expanded in x-scale around 0 55.5%
pow155.5%
Applied egg-rr64.0%
unpow164.0%
Simplified64.0%
expm1-log1p-u63.0%
expm1-undefine63.0%
Applied egg-rr66.3%
expm1-define68.2%
associate-*r*68.2%
Simplified68.2%
Applied egg-rr69.6%
Final simplification31.3%
x-scale_m = (fabs.f64 x-scale) y-scale_m = (fabs.f64 y-scale) (FPCore (a b angle x-scale_m y-scale_m) :precision binary64 (if (<= y-scale_m 5.2e+37) (* x-scale_m a) (* b y-scale_m)))
x-scale_m = fabs(x_45_scale);
y-scale_m = fabs(y_45_scale);
double code(double a, double b, double angle, double x_45_scale_m, double y_45_scale_m) {
double tmp;
if (y_45_scale_m <= 5.2e+37) {
tmp = x_45_scale_m * a;
} else {
tmp = b * y_45_scale_m;
}
return tmp;
}
x-scale_m = abs(x_45scale)
y-scale_m = abs(y_45scale)
real(8) function code(a, b, angle, x_45scale_m, y_45scale_m)
real(8), intent (in) :: a
real(8), intent (in) :: b
real(8), intent (in) :: angle
real(8), intent (in) :: x_45scale_m
real(8), intent (in) :: y_45scale_m
real(8) :: tmp
if (y_45scale_m <= 5.2d+37) then
tmp = x_45scale_m * a
else
tmp = b * y_45scale_m
end if
code = tmp
end function
x-scale_m = Math.abs(x_45_scale);
y-scale_m = Math.abs(y_45_scale);
public static double code(double a, double b, double angle, double x_45_scale_m, double y_45_scale_m) {
double tmp;
if (y_45_scale_m <= 5.2e+37) {
tmp = x_45_scale_m * a;
} else {
tmp = b * y_45_scale_m;
}
return tmp;
}
x-scale_m = math.fabs(x_45_scale) y-scale_m = math.fabs(y_45_scale) def code(a, b, angle, x_45_scale_m, y_45_scale_m): tmp = 0 if y_45_scale_m <= 5.2e+37: tmp = x_45_scale_m * a else: tmp = b * y_45_scale_m return tmp
x-scale_m = abs(x_45_scale) y-scale_m = abs(y_45_scale) function code(a, b, angle, x_45_scale_m, y_45_scale_m) tmp = 0.0 if (y_45_scale_m <= 5.2e+37) tmp = Float64(x_45_scale_m * a); else tmp = Float64(b * y_45_scale_m); end return tmp end
x-scale_m = abs(x_45_scale); y-scale_m = abs(y_45_scale); function tmp_2 = code(a, b, angle, x_45_scale_m, y_45_scale_m) tmp = 0.0; if (y_45_scale_m <= 5.2e+37) tmp = x_45_scale_m * a; else tmp = b * y_45_scale_m; end tmp_2 = tmp; end
x-scale_m = N[Abs[x$45$scale], $MachinePrecision] y-scale_m = N[Abs[y$45$scale], $MachinePrecision] code[a_, b_, angle_, x$45$scale$95$m_, y$45$scale$95$m_] := If[LessEqual[y$45$scale$95$m, 5.2e+37], N[(x$45$scale$95$m * a), $MachinePrecision], N[(b * y$45$scale$95$m), $MachinePrecision]]
\begin{array}{l}
x-scale_m = \left|x-scale\right|
\\
y-scale_m = \left|y-scale\right|
\\
\begin{array}{l}
\mathbf{if}\;y-scale\_m \leq 5.2 \cdot 10^{+37}:\\
\;\;\;\;x-scale\_m \cdot a\\
\mathbf{else}:\\
\;\;\;\;b \cdot y-scale\_m\\
\end{array}
\end{array}
if y-scale < 5.1999999999999998e37Initial program 2.5%
Simplified2.5%
Taylor expanded in y-scale around 0 4.2%
expm1-log1p-u4.1%
expm1-undefine4.1%
Applied egg-rr4.1%
expm1-define4.1%
Simplified4.1%
Taylor expanded in angle around 0 19.9%
if 5.1999999999999998e37 < y-scale Initial program 2.2%
Simplified2.2%
Taylor expanded in angle around 0 27.0%
pow127.0%
sqrt-unprod27.2%
metadata-eval27.2%
metadata-eval27.2%
Applied egg-rr27.2%
unpow127.2%
Simplified27.2%
Taylor expanded in b around 0 27.2%
*-commutative27.2%
Simplified27.2%
Final simplification21.5%
x-scale_m = (fabs.f64 x-scale) y-scale_m = (fabs.f64 y-scale) (FPCore (a b angle x-scale_m y-scale_m) :precision binary64 (* x-scale_m a))
x-scale_m = fabs(x_45_scale);
y-scale_m = fabs(y_45_scale);
double code(double a, double b, double angle, double x_45_scale_m, double y_45_scale_m) {
return x_45_scale_m * a;
}
x-scale_m = abs(x_45scale)
y-scale_m = abs(y_45scale)
real(8) function code(a, b, angle, x_45scale_m, y_45scale_m)
real(8), intent (in) :: a
real(8), intent (in) :: b
real(8), intent (in) :: angle
real(8), intent (in) :: x_45scale_m
real(8), intent (in) :: y_45scale_m
code = x_45scale_m * a
end function
x-scale_m = Math.abs(x_45_scale);
y-scale_m = Math.abs(y_45_scale);
public static double code(double a, double b, double angle, double x_45_scale_m, double y_45_scale_m) {
return x_45_scale_m * a;
}
x-scale_m = math.fabs(x_45_scale) y-scale_m = math.fabs(y_45_scale) def code(a, b, angle, x_45_scale_m, y_45_scale_m): return x_45_scale_m * a
x-scale_m = abs(x_45_scale) y-scale_m = abs(y_45_scale) function code(a, b, angle, x_45_scale_m, y_45_scale_m) return Float64(x_45_scale_m * a) end
x-scale_m = abs(x_45_scale); y-scale_m = abs(y_45_scale); function tmp = code(a, b, angle, x_45_scale_m, y_45_scale_m) tmp = x_45_scale_m * a; end
x-scale_m = N[Abs[x$45$scale], $MachinePrecision] y-scale_m = N[Abs[y$45$scale], $MachinePrecision] code[a_, b_, angle_, x$45$scale$95$m_, y$45$scale$95$m_] := N[(x$45$scale$95$m * a), $MachinePrecision]
\begin{array}{l}
x-scale_m = \left|x-scale\right|
\\
y-scale_m = \left|y-scale\right|
\\
x-scale\_m \cdot a
\end{array}
Initial program 2.4%
Simplified2.4%
Taylor expanded in y-scale around 0 3.4%
expm1-log1p-u3.3%
expm1-undefine3.3%
Applied egg-rr3.3%
expm1-define3.3%
Simplified3.3%
Taylor expanded in angle around 0 17.4%
Final simplification17.4%
herbie shell --seed 2024150
(FPCore (a b angle x-scale y-scale)
:name "a from scale-rotated-ellipse"
:precision binary64
(/ (- (sqrt (* (* (* 2.0 (/ (* 4.0 (* (* b a) (* b (- a)))) (pow (* x-scale y-scale) 2.0))) (* (* b a) (* b (- a)))) (+ (+ (/ (/ (+ (pow (* a (sin (* (/ angle 180.0) PI))) 2.0) (pow (* b (cos (* (/ angle 180.0) PI))) 2.0)) x-scale) x-scale) (/ (/ (+ (pow (* a (cos (* (/ angle 180.0) PI))) 2.0) (pow (* b (sin (* (/ angle 180.0) PI))) 2.0)) y-scale) y-scale)) (sqrt (+ (pow (- (/ (/ (+ (pow (* a (sin (* (/ angle 180.0) PI))) 2.0) (pow (* b (cos (* (/ angle 180.0) PI))) 2.0)) x-scale) x-scale) (/ (/ (+ (pow (* a (cos (* (/ angle 180.0) PI))) 2.0) (pow (* b (sin (* (/ angle 180.0) PI))) 2.0)) y-scale) y-scale)) 2.0) (pow (/ (/ (* (* (* 2.0 (- (pow b 2.0) (pow a 2.0))) (sin (* (/ angle 180.0) PI))) (cos (* (/ angle 180.0) PI))) x-scale) y-scale) 2.0))))))) (/ (* 4.0 (* (* b a) (* b (- a)))) (pow (* x-scale y-scale) 2.0))))