| Alternative 1 | |
|---|---|
| Accuracy | 54.2% |
| Cost | 18372 |

(FPCore (c0 w h D d M)
:precision binary64
(*
(/ c0 (* 2.0 w))
(+
(/ (* c0 (* d d)) (* (* w h) (* D D)))
(sqrt
(-
(*
(/ (* c0 (* d d)) (* (* w h) (* D D)))
(/ (* c0 (* d d)) (* (* w h) (* D D))))
(* M M))))))(FPCore (c0 w h D d M)
:precision binary64
(let* ((t_0 (pow (/ d D) 2.0))
(t_1 (/ (* c0 (* 2.0 (* t_0 (/ c0 (* w h))))) (* 2.0 w)))
(t_2 (/ c0 (* 2.0 w))))
(if (<= (* D D) 5e-302)
(* t_2 (* 2.0 (/ (/ (* c0 t_0) w) h)))
(if (<= (* D D) 1e-230)
0.0
(if (<= (* D D) 5e-153)
t_1
(if (<= (* D D) 1000000000000.0)
0.0
(if (<= (* D D) 1e+294)
(*
t_2
(fma
2.0
(* d (* d (/ c0 (* (* w h) (* D D)))))
(* 0.5 (/ (* D D) (/ c0 (* (* w h) 0.0))))))
t_1)))))))double code(double c0, double w, double h, double D, double d, double M) {
return (c0 / (2.0 * w)) * (((c0 * (d * d)) / ((w * h) * (D * D))) + sqrt(((((c0 * (d * d)) / ((w * h) * (D * D))) * ((c0 * (d * d)) / ((w * h) * (D * D)))) - (M * M))));
}
double code(double c0, double w, double h, double D, double d, double M) {
double t_0 = pow((d / D), 2.0);
double t_1 = (c0 * (2.0 * (t_0 * (c0 / (w * h))))) / (2.0 * w);
double t_2 = c0 / (2.0 * w);
double tmp;
if ((D * D) <= 5e-302) {
tmp = t_2 * (2.0 * (((c0 * t_0) / w) / h));
} else if ((D * D) <= 1e-230) {
tmp = 0.0;
} else if ((D * D) <= 5e-153) {
tmp = t_1;
} else if ((D * D) <= 1000000000000.0) {
tmp = 0.0;
} else if ((D * D) <= 1e+294) {
tmp = t_2 * fma(2.0, (d * (d * (c0 / ((w * h) * (D * D))))), (0.5 * ((D * D) / (c0 / ((w * h) * 0.0)))));
} else {
tmp = t_1;
}
return tmp;
}
function code(c0, w, h, D, d, M) return Float64(Float64(c0 / Float64(2.0 * w)) * Float64(Float64(Float64(c0 * Float64(d * d)) / Float64(Float64(w * h) * Float64(D * D))) + sqrt(Float64(Float64(Float64(Float64(c0 * Float64(d * d)) / Float64(Float64(w * h) * Float64(D * D))) * Float64(Float64(c0 * Float64(d * d)) / Float64(Float64(w * h) * Float64(D * D)))) - Float64(M * M))))) end
function code(c0, w, h, D, d, M) t_0 = Float64(d / D) ^ 2.0 t_1 = Float64(Float64(c0 * Float64(2.0 * Float64(t_0 * Float64(c0 / Float64(w * h))))) / Float64(2.0 * w)) t_2 = Float64(c0 / Float64(2.0 * w)) tmp = 0.0 if (Float64(D * D) <= 5e-302) tmp = Float64(t_2 * Float64(2.0 * Float64(Float64(Float64(c0 * t_0) / w) / h))); elseif (Float64(D * D) <= 1e-230) tmp = 0.0; elseif (Float64(D * D) <= 5e-153) tmp = t_1; elseif (Float64(D * D) <= 1000000000000.0) tmp = 0.0; elseif (Float64(D * D) <= 1e+294) tmp = Float64(t_2 * fma(2.0, Float64(d * Float64(d * Float64(c0 / Float64(Float64(w * h) * Float64(D * D))))), Float64(0.5 * Float64(Float64(D * D) / Float64(c0 / Float64(Float64(w * h) * 0.0)))))); else tmp = t_1; end return tmp end
code[c0_, w_, h_, D_, d_, M_] := N[(N[(c0 / N[(2.0 * w), $MachinePrecision]), $MachinePrecision] * N[(N[(N[(c0 * N[(d * d), $MachinePrecision]), $MachinePrecision] / N[(N[(w * h), $MachinePrecision] * N[(D * D), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[Sqrt[N[(N[(N[(N[(c0 * N[(d * d), $MachinePrecision]), $MachinePrecision] / N[(N[(w * h), $MachinePrecision] * N[(D * D), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(N[(c0 * N[(d * d), $MachinePrecision]), $MachinePrecision] / N[(N[(w * h), $MachinePrecision] * N[(D * D), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] - N[(M * M), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
code[c0_, w_, h_, D_, d_, M_] := Block[{t$95$0 = N[Power[N[(d / D), $MachinePrecision], 2.0], $MachinePrecision]}, Block[{t$95$1 = N[(N[(c0 * N[(2.0 * N[(t$95$0 * N[(c0 / N[(w * h), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(2.0 * w), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$2 = N[(c0 / N[(2.0 * w), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[(D * D), $MachinePrecision], 5e-302], N[(t$95$2 * N[(2.0 * N[(N[(N[(c0 * t$95$0), $MachinePrecision] / w), $MachinePrecision] / h), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], If[LessEqual[N[(D * D), $MachinePrecision], 1e-230], 0.0, If[LessEqual[N[(D * D), $MachinePrecision], 5e-153], t$95$1, If[LessEqual[N[(D * D), $MachinePrecision], 1000000000000.0], 0.0, If[LessEqual[N[(D * D), $MachinePrecision], 1e+294], N[(t$95$2 * N[(2.0 * N[(d * N[(d * N[(c0 / N[(N[(w * h), $MachinePrecision] * N[(D * D), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(0.5 * N[(N[(D * D), $MachinePrecision] / N[(c0 / N[(N[(w * h), $MachinePrecision] * 0.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], t$95$1]]]]]]]]
\frac{c0}{2 \cdot w} \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} + \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)
\begin{array}{l}
t_0 := {\left(\frac{d}{D}\right)}^{2}\\
t_1 := \frac{c0 \cdot \left(2 \cdot \left(t_0 \cdot \frac{c0}{w \cdot h}\right)\right)}{2 \cdot w}\\
t_2 := \frac{c0}{2 \cdot w}\\
\mathbf{if}\;D \cdot D \leq 5 \cdot 10^{-302}:\\
\;\;\;\;t_2 \cdot \left(2 \cdot \frac{\frac{c0 \cdot t_0}{w}}{h}\right)\\
\mathbf{elif}\;D \cdot D \leq 10^{-230}:\\
\;\;\;\;0\\
\mathbf{elif}\;D \cdot D \leq 5 \cdot 10^{-153}:\\
\;\;\;\;t_1\\
\mathbf{elif}\;D \cdot D \leq 1000000000000:\\
\;\;\;\;0\\
\mathbf{elif}\;D \cdot D \leq 10^{+294}:\\
\;\;\;\;t_2 \cdot \mathsf{fma}\left(2, d \cdot \left(d \cdot \frac{c0}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)}\right), 0.5 \cdot \frac{D \cdot D}{\frac{c0}{\left(w \cdot h\right) \cdot 0}}\right)\\
\mathbf{else}:\\
\;\;\;\;t_1\\
\end{array}
Herbie found 12 alternatives:
| Alternative | Accuracy | Speedup |
|---|
if (*.f64 D D) < 5.00000000000000033e-302Initial program 26.7%
Simplified36.3%
[Start]26.7 | \[ \frac{c0}{2 \cdot w} \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} + \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)
\] |
|---|---|
times-frac [=>]26.7 | \[ \frac{c0}{2 \cdot w} \cdot \left(\color{blue}{\frac{c0}{w \cdot h} \cdot \frac{d \cdot d}{D \cdot D}} + \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)
\] |
fma-def [=>]26.7 | \[ \frac{c0}{2 \cdot w} \cdot \color{blue}{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{d \cdot d}{D \cdot D}, \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)}
\] |
associate-/r* [=>]26.7 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \color{blue}{\frac{\frac{d \cdot d}{D}}{D}}, \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)
\] |
difference-of-squares [=>]32.0 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\color{blue}{\left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} + M\right) \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M\right)}}\right)
\] |
Applied egg-rr34.9%
[Start]36.3 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, M\right) \cdot \left(\frac{c0}{w \cdot h} \cdot \frac{\frac{d \cdot d}{D}}{D} - M\right)}\right)
\] |
|---|---|
frac-times [=>]34.9 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, M\right) \cdot \left(\color{blue}{\frac{c0 \cdot \frac{d \cdot d}{D}}{\left(w \cdot h\right) \cdot D}} - M\right)}\right)
\] |
associate-/l* [=>]35.9 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, M\right) \cdot \left(\frac{c0 \cdot \color{blue}{\frac{d}{\frac{D}{d}}}}{\left(w \cdot h\right) \cdot D} - M\right)}\right)
\] |
div-inv [=>]35.9 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, M\right) \cdot \left(\frac{c0 \cdot \color{blue}{\left(d \cdot \frac{1}{\frac{D}{d}}\right)}}{\left(w \cdot h\right) \cdot D} - M\right)}\right)
\] |
clear-num [<=]35.9 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, M\right) \cdot \left(\frac{c0 \cdot \left(d \cdot \color{blue}{\frac{d}{D}}\right)}{\left(w \cdot h\right) \cdot D} - M\right)}\right)
\] |
associate-*l* [=>]34.9 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, M\right) \cdot \left(\frac{c0 \cdot \left(d \cdot \frac{d}{D}\right)}{\color{blue}{w \cdot \left(h \cdot D\right)}} - M\right)}\right)
\] |
Taylor expanded in c0 around inf 33.4%
Simplified47.8%
[Start]33.4 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{{d}^{2} \cdot c0}{{D}^{2} \cdot \left(w \cdot h\right)}\right)
\] |
|---|---|
*-commutative [=>]33.4 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{\color{blue}{c0 \cdot {d}^{2}}}{{D}^{2} \cdot \left(w \cdot h\right)}\right)
\] |
associate-*r* [=>]34.4 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{c0 \cdot {d}^{2}}{\color{blue}{\left({D}^{2} \cdot w\right) \cdot h}}\right)
\] |
*-commutative [=>]34.4 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{c0 \cdot {d}^{2}}{\color{blue}{\left(w \cdot {D}^{2}\right)} \cdot h}\right)
\] |
associate-*r* [<=]34.4 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{c0 \cdot {d}^{2}}{\color{blue}{w \cdot \left({D}^{2} \cdot h\right)}}\right)
\] |
unpow2 [=>]34.4 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{c0 \cdot {d}^{2}}{w \cdot \left(\color{blue}{\left(D \cdot D\right)} \cdot h\right)}\right)
\] |
times-frac [=>]35.4 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \color{blue}{\left(\frac{c0}{w} \cdot \frac{{d}^{2}}{\left(D \cdot D\right) \cdot h}\right)}\right)
\] |
unpow2 [<=]35.4 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \left(\frac{c0}{w} \cdot \frac{{d}^{2}}{\color{blue}{{D}^{2}} \cdot h}\right)\right)
\] |
associate-*r/ [=>]35.3 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \color{blue}{\frac{\frac{c0}{w} \cdot {d}^{2}}{{D}^{2} \cdot h}}\right)
\] |
unpow2 [=>]35.3 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{\frac{c0}{w} \cdot \color{blue}{\left(d \cdot d\right)}}{{D}^{2} \cdot h}\right)
\] |
associate-/r* [=>]35.4 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \color{blue}{\frac{\frac{\frac{c0}{w} \cdot \left(d \cdot d\right)}{{D}^{2}}}{h}}\right)
\] |
Applied egg-rr48.2%
[Start]47.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{{\left(\frac{d}{D}\right)}^{2} \cdot \frac{c0}{w}}{h}\right)
\] |
|---|---|
associate-*r/ [=>]48.2 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{\color{blue}{\frac{{\left(\frac{d}{D}\right)}^{2} \cdot c0}{w}}}{h}\right)
\] |
if 5.00000000000000033e-302 < (*.f64 D D) < 1.00000000000000005e-230 or 5.00000000000000033e-153 < (*.f64 D D) < 1e12Initial program 11.3%
Simplified5.2%
[Start]11.3 | \[ \frac{c0}{2 \cdot w} \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} + \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)
\] |
|---|---|
times-frac [=>]4.9 | \[ \frac{c0}{2 \cdot w} \cdot \left(\color{blue}{\frac{c0}{w \cdot h} \cdot \frac{d \cdot d}{D \cdot D}} + \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)
\] |
fma-def [=>]2.7 | \[ \frac{c0}{2 \cdot w} \cdot \color{blue}{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{d \cdot d}{D \cdot D}, \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)}
\] |
associate-/r* [=>]2.8 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \color{blue}{\frac{\frac{d \cdot d}{D}}{D}}, \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)
\] |
difference-of-squares [=>]5.1 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\color{blue}{\left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} + M\right) \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M\right)}}\right)
\] |
Taylor expanded in c0 around -inf 10.8%
Simplified41.8%
[Start]10.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(-1 \cdot \left(\left(\frac{{d}^{2}}{{D}^{2} \cdot \left(w \cdot h\right)} + -1 \cdot \frac{{d}^{2}}{{D}^{2} \cdot \left(w \cdot h\right)}\right) \cdot c0\right)\right)
\] |
|---|---|
associate-*r* [=>]10.8 | \[ \frac{c0}{2 \cdot w} \cdot \color{blue}{\left(\left(-1 \cdot \left(\frac{{d}^{2}}{{D}^{2} \cdot \left(w \cdot h\right)} + -1 \cdot \frac{{d}^{2}}{{D}^{2} \cdot \left(w \cdot h\right)}\right)\right) \cdot c0\right)}
\] |
distribute-rgt1-in [=>]10.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(\left(-1 \cdot \color{blue}{\left(\left(-1 + 1\right) \cdot \frac{{d}^{2}}{{D}^{2} \cdot \left(w \cdot h\right)}\right)}\right) \cdot c0\right)
\] |
metadata-eval [=>]10.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(\left(-1 \cdot \left(\color{blue}{0} \cdot \frac{{d}^{2}}{{D}^{2} \cdot \left(w \cdot h\right)}\right)\right) \cdot c0\right)
\] |
mul0-lft [=>]41.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(\left(-1 \cdot \color{blue}{0}\right) \cdot c0\right)
\] |
metadata-eval [=>]41.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(\color{blue}{0} \cdot c0\right)
\] |
mul0-lft [<=]10.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(\color{blue}{\left(0 \cdot \frac{{d}^{2} \cdot M}{{D}^{2} \cdot \left(w \cdot h\right)}\right)} \cdot c0\right)
\] |
metadata-eval [<=]10.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(\left(\color{blue}{\left(-1 + 1\right)} \cdot \frac{{d}^{2} \cdot M}{{D}^{2} \cdot \left(w \cdot h\right)}\right) \cdot c0\right)
\] |
distribute-lft1-in [<=]10.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(\color{blue}{\left(-1 \cdot \frac{{d}^{2} \cdot M}{{D}^{2} \cdot \left(w \cdot h\right)} + \frac{{d}^{2} \cdot M}{{D}^{2} \cdot \left(w \cdot h\right)}\right)} \cdot c0\right)
\] |
*-commutative [=>]10.8 | \[ \frac{c0}{2 \cdot w} \cdot \color{blue}{\left(c0 \cdot \left(-1 \cdot \frac{{d}^{2} \cdot M}{{D}^{2} \cdot \left(w \cdot h\right)} + \frac{{d}^{2} \cdot M}{{D}^{2} \cdot \left(w \cdot h\right)}\right)\right)}
\] |
distribute-lft1-in [=>]10.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(c0 \cdot \color{blue}{\left(\left(-1 + 1\right) \cdot \frac{{d}^{2} \cdot M}{{D}^{2} \cdot \left(w \cdot h\right)}\right)}\right)
\] |
metadata-eval [=>]10.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(c0 \cdot \left(\color{blue}{0} \cdot \frac{{d}^{2} \cdot M}{{D}^{2} \cdot \left(w \cdot h\right)}\right)\right)
\] |
mul0-lft [=>]41.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(c0 \cdot \color{blue}{0}\right)
\] |
Taylor expanded in c0 around 0 54.7%
if 1.00000000000000005e-230 < (*.f64 D D) < 5.00000000000000033e-153 or 1.00000000000000007e294 < (*.f64 D D) Initial program 16.9%
Simplified41.1%
[Start]16.9 | \[ \frac{c0}{2 \cdot w} \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} + \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)
\] |
|---|---|
times-frac [=>]16.9 | \[ \frac{c0}{2 \cdot w} \cdot \left(\color{blue}{\frac{c0}{w \cdot h} \cdot \frac{d \cdot d}{D \cdot D}} + \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)
\] |
fma-def [=>]17.0 | \[ \frac{c0}{2 \cdot w} \cdot \color{blue}{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{d \cdot d}{D \cdot D}, \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)}
\] |
associate-/r* [=>]17.0 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \color{blue}{\frac{\frac{d \cdot d}{D}}{D}}, \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)
\] |
difference-of-squares [=>]17.0 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\color{blue}{\left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} + M\right) \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M\right)}}\right)
\] |
Applied egg-rr37.4%
[Start]41.1 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, M\right) \cdot \left(\frac{c0}{w \cdot h} \cdot \frac{\frac{d \cdot d}{D}}{D} - M\right)}\right)
\] |
|---|---|
frac-times [=>]39.2 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, M\right) \cdot \left(\color{blue}{\frac{c0 \cdot \frac{d \cdot d}{D}}{\left(w \cdot h\right) \cdot D}} - M\right)}\right)
\] |
associate-/l* [=>]39.2 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, M\right) \cdot \left(\frac{c0 \cdot \color{blue}{\frac{d}{\frac{D}{d}}}}{\left(w \cdot h\right) \cdot D} - M\right)}\right)
\] |
div-inv [=>]39.2 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, M\right) \cdot \left(\frac{c0 \cdot \color{blue}{\left(d \cdot \frac{1}{\frac{D}{d}}\right)}}{\left(w \cdot h\right) \cdot D} - M\right)}\right)
\] |
clear-num [<=]39.2 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, M\right) \cdot \left(\frac{c0 \cdot \left(d \cdot \color{blue}{\frac{d}{D}}\right)}{\left(w \cdot h\right) \cdot D} - M\right)}\right)
\] |
associate-*l* [=>]37.4 | \[ \frac{c0}{2 \cdot w} \cdot \mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, \sqrt{\mathsf{fma}\left(\frac{c0}{w \cdot h}, \frac{\frac{d \cdot d}{D}}{D}, M\right) \cdot \left(\frac{c0 \cdot \left(d \cdot \frac{d}{D}\right)}{\color{blue}{w \cdot \left(h \cdot D\right)}} - M\right)}\right)
\] |
Taylor expanded in c0 around inf 18.9%
Simplified56.7%
[Start]18.9 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{{d}^{2} \cdot c0}{{D}^{2} \cdot \left(w \cdot h\right)}\right)
\] |
|---|---|
*-commutative [=>]18.9 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{\color{blue}{c0 \cdot {d}^{2}}}{{D}^{2} \cdot \left(w \cdot h\right)}\right)
\] |
associate-*r* [=>]18.9 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{c0 \cdot {d}^{2}}{\color{blue}{\left({D}^{2} \cdot w\right) \cdot h}}\right)
\] |
*-commutative [=>]18.9 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{c0 \cdot {d}^{2}}{\color{blue}{\left(w \cdot {D}^{2}\right)} \cdot h}\right)
\] |
associate-*r* [<=]17.1 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{c0 \cdot {d}^{2}}{\color{blue}{w \cdot \left({D}^{2} \cdot h\right)}}\right)
\] |
unpow2 [=>]17.1 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{c0 \cdot {d}^{2}}{w \cdot \left(\color{blue}{\left(D \cdot D\right)} \cdot h\right)}\right)
\] |
times-frac [=>]20.7 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \color{blue}{\left(\frac{c0}{w} \cdot \frac{{d}^{2}}{\left(D \cdot D\right) \cdot h}\right)}\right)
\] |
unpow2 [<=]20.7 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \left(\frac{c0}{w} \cdot \frac{{d}^{2}}{\color{blue}{{D}^{2}} \cdot h}\right)\right)
\] |
associate-*r/ [=>]18.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \color{blue}{\frac{\frac{c0}{w} \cdot {d}^{2}}{{D}^{2} \cdot h}}\right)
\] |
unpow2 [=>]18.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{\frac{c0}{w} \cdot \color{blue}{\left(d \cdot d\right)}}{{D}^{2} \cdot h}\right)
\] |
associate-/r* [=>]22.5 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \color{blue}{\frac{\frac{\frac{c0}{w} \cdot \left(d \cdot d\right)}{{D}^{2}}}{h}}\right)
\] |
Applied egg-rr60.3%
[Start]56.7 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{{\left(\frac{d}{D}\right)}^{2} \cdot \frac{c0}{w}}{h}\right)
\] |
|---|---|
associate-*l/ [=>]56.8 | \[ \color{blue}{\frac{c0 \cdot \left(2 \cdot \frac{{\left(\frac{d}{D}\right)}^{2} \cdot \frac{c0}{w}}{h}\right)}{2 \cdot w}}
\] |
associate-*r/ [=>]58.8 | \[ \frac{c0 \cdot \left(2 \cdot \frac{\color{blue}{\frac{{\left(\frac{d}{D}\right)}^{2} \cdot c0}{w}}}{h}\right)}{2 \cdot w}
\] |
*-commutative [<=]58.8 | \[ \frac{c0 \cdot \left(2 \cdot \frac{\frac{\color{blue}{c0 \cdot {\left(\frac{d}{D}\right)}^{2}}}{w}}{h}\right)}{2 \cdot w}
\] |
associate-/r* [<=]58.4 | \[ \frac{c0 \cdot \left(2 \cdot \color{blue}{\frac{c0 \cdot {\left(\frac{d}{D}\right)}^{2}}{w \cdot h}}\right)}{2 \cdot w}
\] |
associate-*l/ [<=]60.3 | \[ \frac{c0 \cdot \left(2 \cdot \color{blue}{\left(\frac{c0}{w \cdot h} \cdot {\left(\frac{d}{D}\right)}^{2}\right)}\right)}{2 \cdot w}
\] |
*-commutative [=>]60.3 | \[ \frac{c0 \cdot \left(2 \cdot \color{blue}{\left({\left(\frac{d}{D}\right)}^{2} \cdot \frac{c0}{w \cdot h}\right)}\right)}{2 \cdot w}
\] |
if 1e12 < (*.f64 D D) < 1.00000000000000007e294Initial program 25.9%
Simplified20.9%
[Start]25.9 | \[ \frac{c0}{2 \cdot w} \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} + \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)
\] |
|---|---|
associate-*l* [=>]22.7 | \[ \frac{c0}{2 \cdot w} \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{\color{blue}{w \cdot \left(h \cdot \left(D \cdot D\right)\right)}} + \sqrt{\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} \cdot \frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M \cdot M}\right)
\] |
difference-of-squares [=>]22.9 | \[ \frac{c0}{2 \cdot w} \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{w \cdot \left(h \cdot \left(D \cdot D\right)\right)} + \sqrt{\color{blue}{\left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} + M\right) \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M\right)}}\right)
\] |
associate-*l* [=>]20.5 | \[ \frac{c0}{2 \cdot w} \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{w \cdot \left(h \cdot \left(D \cdot D\right)\right)} + \sqrt{\left(\frac{c0 \cdot \left(d \cdot d\right)}{\color{blue}{w \cdot \left(h \cdot \left(D \cdot D\right)\right)}} + M\right) \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{\left(w \cdot h\right) \cdot \left(D \cdot D\right)} - M\right)}\right)
\] |
associate-*l* [=>]20.9 | \[ \frac{c0}{2 \cdot w} \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{w \cdot \left(h \cdot \left(D \cdot D\right)\right)} + \sqrt{\left(\frac{c0 \cdot \left(d \cdot d\right)}{w \cdot \left(h \cdot \left(D \cdot D\right)\right)} + M\right) \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{\color{blue}{w \cdot \left(h \cdot \left(D \cdot D\right)\right)}} - M\right)}\right)
\] |
Applied egg-rr20.8%
[Start]20.9 | \[ \frac{c0}{2 \cdot w} \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{w \cdot \left(h \cdot \left(D \cdot D\right)\right)} + \sqrt{\left(\frac{c0 \cdot \left(d \cdot d\right)}{w \cdot \left(h \cdot \left(D \cdot D\right)\right)} + M\right) \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{w \cdot \left(h \cdot \left(D \cdot D\right)\right)} - M\right)}\right)
\] |
|---|---|
times-frac [=>]20.8 | \[ \frac{c0}{2 \cdot w} \cdot \left(\color{blue}{\frac{c0}{w} \cdot \frac{d \cdot d}{h \cdot \left(D \cdot D\right)}} + \sqrt{\left(\frac{c0 \cdot \left(d \cdot d\right)}{w \cdot \left(h \cdot \left(D \cdot D\right)\right)} + M\right) \cdot \left(\frac{c0 \cdot \left(d \cdot d\right)}{w \cdot \left(h \cdot \left(D \cdot D\right)\right)} - M\right)}\right)
\] |
Taylor expanded in d around inf 25.4%
Simplified57.5%
[Start]25.4 | \[ \frac{c0}{2 \cdot w} \cdot \left(2 \cdot \frac{{d}^{2} \cdot c0}{{D}^{2} \cdot \left(w \cdot h\right)} + 0.5 \cdot \frac{{D}^{2} \cdot \left(w \cdot \left(\left(\frac{c0 \cdot M}{{D}^{2} \cdot \left(w \cdot h\right)} + -1 \cdot \frac{c0 \cdot M}{{D}^{2} \cdot \left(w \cdot h\right)}\right) \cdot h\right)\right)}{c0}\right)
\] |
|---|---|
fma-def [=>]25.4 | \[ \frac{c0}{2 \cdot w} \cdot \color{blue}{\mathsf{fma}\left(2, \frac{{d}^{2} \cdot c0}{{D}^{2} \cdot \left(w \cdot h\right)}, 0.5 \cdot \frac{{D}^{2} \cdot \left(w \cdot \left(\left(\frac{c0 \cdot M}{{D}^{2} \cdot \left(w \cdot h\right)} + -1 \cdot \frac{c0 \cdot M}{{D}^{2} \cdot \left(w \cdot h\right)}\right) \cdot h\right)\right)}{c0}\right)}
\] |
Final simplification53.4%
| Alternative 1 | |
|---|---|
| Accuracy | 54.2% |
| Cost | 18372 |
| Alternative 2 | |
|---|---|
| Accuracy | 40.7% |
| Cost | 8852 |
| Alternative 3 | |
|---|---|
| Accuracy | 40.3% |
| Cost | 8852 |
| Alternative 4 | |
|---|---|
| Accuracy | 42.3% |
| Cost | 8072 |
| Alternative 5 | |
|---|---|
| Accuracy | 43.0% |
| Cost | 8072 |
| Alternative 6 | |
|---|---|
| Accuracy | 43.2% |
| Cost | 1865 |
| Alternative 7 | |
|---|---|
| Accuracy | 42.6% |
| Cost | 1609 |
| Alternative 8 | |
|---|---|
| Accuracy | 41.2% |
| Cost | 1353 |
| Alternative 9 | |
|---|---|
| Accuracy | 40.7% |
| Cost | 1352 |
| Alternative 10 | |
|---|---|
| Accuracy | 36.1% |
| Cost | 1220 |
| Alternative 11 | |
|---|---|
| Accuracy | 32.8% |
| Cost | 64 |
herbie shell --seed 2023162
(FPCore (c0 w h D d M)
:name "Henrywood and Agarwal, Equation (13)"
:precision binary64
(* (/ c0 (* 2.0 w)) (+ (/ (* c0 (* d d)) (* (* w h) (* D D))) (sqrt (- (* (/ (* c0 (* d d)) (* (* w h) (* D D))) (/ (* c0 (* d d)) (* (* w h) (* D D)))) (* M M))))))