| Alternative 1 | |
|---|---|
| Accuracy | 59.8% |
| Cost | 47944 |

(FPCore (n U t l Om U*) :precision binary64 (sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))))
(FPCore (n U t l Om U*)
:precision binary64
(let* ((t_1 (fma l -2.0 (* (* n (- U* U)) (/ l Om)))))
(if (<= l -1.08e+149)
(*
(* l (sqrt 2.0))
(- (sqrt (* n (* U (- (/ (* n U*) (* Om Om)) (/ 2.0 Om)))))))
(if (<= l 2.6e+146)
(sqrt
(*
(* 2.0 n)
(* U (+ t (/ (* l (+ (* l -2.0) (/ (* n (* l U*)) Om))) Om)))))
(fma
(sqrt 2.0)
(sqrt (/ t_1 (/ Om (* n (* l U)))))
(* (* 0.5 (* (sqrt 2.0) t)) (sqrt (/ n (/ (* l t_1) (* U Om))))))))))double code(double n, double U, double t, double l, double Om, double U_42_) {
return sqrt((((2.0 * n) * U) * ((t - (2.0 * ((l * l) / Om))) - ((n * pow((l / Om), 2.0)) * (U - U_42_)))));
}
double code(double n, double U, double t, double l, double Om, double U_42_) {
double t_1 = fma(l, -2.0, ((n * (U_42_ - U)) * (l / Om)));
double tmp;
if (l <= -1.08e+149) {
tmp = (l * sqrt(2.0)) * -sqrt((n * (U * (((n * U_42_) / (Om * Om)) - (2.0 / Om)))));
} else if (l <= 2.6e+146) {
tmp = sqrt(((2.0 * n) * (U * (t + ((l * ((l * -2.0) + ((n * (l * U_42_)) / Om))) / Om)))));
} else {
tmp = fma(sqrt(2.0), sqrt((t_1 / (Om / (n * (l * U))))), ((0.5 * (sqrt(2.0) * t)) * sqrt((n / ((l * t_1) / (U * Om))))));
}
return tmp;
}
function code(n, U, t, l, Om, U_42_) return sqrt(Float64(Float64(Float64(2.0 * n) * U) * Float64(Float64(t - Float64(2.0 * Float64(Float64(l * l) / Om))) - Float64(Float64(n * (Float64(l / Om) ^ 2.0)) * Float64(U - U_42_))))) end
function code(n, U, t, l, Om, U_42_) t_1 = fma(l, -2.0, Float64(Float64(n * Float64(U_42_ - U)) * Float64(l / Om))) tmp = 0.0 if (l <= -1.08e+149) tmp = Float64(Float64(l * sqrt(2.0)) * Float64(-sqrt(Float64(n * Float64(U * Float64(Float64(Float64(n * U_42_) / Float64(Om * Om)) - Float64(2.0 / Om))))))); elseif (l <= 2.6e+146) tmp = sqrt(Float64(Float64(2.0 * n) * Float64(U * Float64(t + Float64(Float64(l * Float64(Float64(l * -2.0) + Float64(Float64(n * Float64(l * U_42_)) / Om))) / Om))))); else tmp = fma(sqrt(2.0), sqrt(Float64(t_1 / Float64(Om / Float64(n * Float64(l * U))))), Float64(Float64(0.5 * Float64(sqrt(2.0) * t)) * sqrt(Float64(n / Float64(Float64(l * t_1) / Float64(U * Om)))))); end return tmp end
code[n_, U_, t_, l_, Om_, U$42$_] := N[Sqrt[N[(N[(N[(2.0 * n), $MachinePrecision] * U), $MachinePrecision] * N[(N[(t - N[(2.0 * N[(N[(l * l), $MachinePrecision] / Om), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] - N[(N[(n * N[Power[N[(l / Om), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision] * N[(U - U$42$), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]
code[n_, U_, t_, l_, Om_, U$42$_] := Block[{t$95$1 = N[(l * -2.0 + N[(N[(n * N[(U$42$ - U), $MachinePrecision]), $MachinePrecision] * N[(l / Om), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[l, -1.08e+149], N[(N[(l * N[Sqrt[2.0], $MachinePrecision]), $MachinePrecision] * (-N[Sqrt[N[(n * N[(U * N[(N[(N[(n * U$42$), $MachinePrecision] / N[(Om * Om), $MachinePrecision]), $MachinePrecision] - N[(2.0 / Om), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision])), $MachinePrecision], If[LessEqual[l, 2.6e+146], N[Sqrt[N[(N[(2.0 * n), $MachinePrecision] * N[(U * N[(t + N[(N[(l * N[(N[(l * -2.0), $MachinePrecision] + N[(N[(n * N[(l * U$42$), $MachinePrecision]), $MachinePrecision] / Om), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / Om), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision], N[(N[Sqrt[2.0], $MachinePrecision] * N[Sqrt[N[(t$95$1 / N[(Om / N[(n * N[(l * U), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision] + N[(N[(0.5 * N[(N[Sqrt[2.0], $MachinePrecision] * t), $MachinePrecision]), $MachinePrecision] * N[Sqrt[N[(n / N[(N[(l * t$95$1), $MachinePrecision] / N[(U * Om), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]]
\sqrt{\left(\left(2 \cdot n\right) \cdot U\right) \cdot \left(\left(t - 2 \cdot \frac{\ell \cdot \ell}{Om}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)}
\begin{array}{l}
t_1 := \mathsf{fma}\left(\ell, -2, \left(n \cdot \left(U* - U\right)\right) \cdot \frac{\ell}{Om}\right)\\
\mathbf{if}\;\ell \leq -1.08 \cdot 10^{+149}:\\
\;\;\;\;\left(\ell \cdot \sqrt{2}\right) \cdot \left(-\sqrt{n \cdot \left(U \cdot \left(\frac{n \cdot U*}{Om \cdot Om} - \frac{2}{Om}\right)\right)}\right)\\
\mathbf{elif}\;\ell \leq 2.6 \cdot 10^{+146}:\\
\;\;\;\;\sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \frac{\ell \cdot \left(\ell \cdot -2 + \frac{n \cdot \left(\ell \cdot U*\right)}{Om}\right)}{Om}\right)\right)}\\
\mathbf{else}:\\
\;\;\;\;\mathsf{fma}\left(\sqrt{2}, \sqrt{\frac{t_1}{\frac{Om}{n \cdot \left(\ell \cdot U\right)}}}, \left(0.5 \cdot \left(\sqrt{2} \cdot t\right)\right) \cdot \sqrt{\frac{n}{\frac{\ell \cdot t_1}{U \cdot Om}}}\right)\\
\end{array}
Herbie found 21 alternatives:
| Alternative | Accuracy | Speedup |
|---|
if l < -1.08000000000000008e149Initial program 24.1%
Simplified57.5%
[Start]24.1% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot U\right) \cdot \left(\left(t - 2 \cdot \frac{\ell \cdot \ell}{Om}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)}
\] |
|---|---|
associate-*l* [=>]24.2% | \[ \sqrt{\color{blue}{\left(2 \cdot n\right) \cdot \left(U \cdot \left(\left(t - 2 \cdot \frac{\ell \cdot \ell}{Om}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)}}
\] |
sub-neg [=>]24.2% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(\color{blue}{\left(t + \left(-2 \cdot \frac{\ell \cdot \ell}{Om}\right)\right)} - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)}
\] |
associate--l+ [=>]24.2% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \color{blue}{\left(t + \left(\left(-2 \cdot \frac{\ell \cdot \ell}{Om}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)}\right)}
\] |
*-commutative [=>]24.2% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\left(-\color{blue}{\frac{\ell \cdot \ell}{Om} \cdot 2}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
distribute-rgt-neg-in [=>]24.2% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\color{blue}{\frac{\ell \cdot \ell}{Om} \cdot \left(-2\right)} - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
associate-*l/ [<=]42.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\color{blue}{\left(\frac{\ell}{Om} \cdot \ell\right)} \cdot \left(-2\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
associate-*l* [=>]42.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\color{blue}{\frac{\ell}{Om} \cdot \left(\ell \cdot \left(-2\right)\right)} - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
*-commutative [<=]42.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \color{blue}{\left(\left(-2\right) \cdot \ell\right)} - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
*-commutative [=>]42.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \left(\left(-2\right) \cdot \ell\right) - \color{blue}{\left({\left(\frac{\ell}{Om}\right)}^{2} \cdot n\right)} \cdot \left(U - U*\right)\right)\right)\right)}
\] |
associate-*l* [=>]42.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \left(\left(-2\right) \cdot \ell\right) - \color{blue}{{\left(\frac{\ell}{Om}\right)}^{2} \cdot \left(n \cdot \left(U - U*\right)\right)}\right)\right)\right)}
\] |
unpow2 [=>]42.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \left(\left(-2\right) \cdot \ell\right) - \color{blue}{\left(\frac{\ell}{Om} \cdot \frac{\ell}{Om}\right)} \cdot \left(n \cdot \left(U - U*\right)\right)\right)\right)\right)}
\] |
associate-*l* [=>]42.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \left(\left(-2\right) \cdot \ell\right) - \color{blue}{\frac{\ell}{Om} \cdot \left(\frac{\ell}{Om} \cdot \left(n \cdot \left(U - U*\right)\right)\right)}\right)\right)\right)}
\] |
Taylor expanded in U around 0 38.4%
Applied egg-rr38.3%
[Start]38.4% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(\left(t + \frac{\ell \cdot \left(-2 \cdot \ell + \frac{n \cdot \left(\ell \cdot U*\right)}{Om}\right)}{Om}\right) \cdot U\right)}
\] |
|---|---|
*-un-lft-identity [=>]38.4% | \[ \color{blue}{1 \cdot \sqrt{\left(2 \cdot n\right) \cdot \left(\left(t + \frac{\ell \cdot \left(-2 \cdot \ell + \frac{n \cdot \left(\ell \cdot U*\right)}{Om}\right)}{Om}\right) \cdot U\right)}}
\] |
fma-def [=>]38.4% | \[ 1 \cdot \sqrt{\left(2 \cdot n\right) \cdot \left(\left(t + \frac{\ell \cdot \color{blue}{\mathsf{fma}\left(-2, \ell, \frac{n \cdot \left(\ell \cdot U*\right)}{Om}\right)}}{Om}\right) \cdot U\right)}
\] |
associate-*r* [=>]38.3% | \[ 1 \cdot \sqrt{\left(2 \cdot n\right) \cdot \left(\left(t + \frac{\ell \cdot \mathsf{fma}\left(-2, \ell, \frac{\color{blue}{\left(n \cdot \ell\right) \cdot U*}}{Om}\right)}{Om}\right) \cdot U\right)}
\] |
Simplified53.8%
[Start]38.3% | \[ 1 \cdot \sqrt{\left(2 \cdot n\right) \cdot \left(\left(t + \frac{\ell \cdot \mathsf{fma}\left(-2, \ell, \frac{\left(n \cdot \ell\right) \cdot U*}{Om}\right)}{Om}\right) \cdot U\right)}
\] |
|---|---|
*-lft-identity [=>]38.3% | \[ \color{blue}{\sqrt{\left(2 \cdot n\right) \cdot \left(\left(t + \frac{\ell \cdot \mathsf{fma}\left(-2, \ell, \frac{\left(n \cdot \ell\right) \cdot U*}{Om}\right)}{Om}\right) \cdot U\right)}}
\] |
associate-*r* [=>]38.3% | \[ \sqrt{\color{blue}{\left(\left(2 \cdot n\right) \cdot \left(t + \frac{\ell \cdot \mathsf{fma}\left(-2, \ell, \frac{\left(n \cdot \ell\right) \cdot U*}{Om}\right)}{Om}\right)\right) \cdot U}}
\] |
associate-/l* [=>]47.7% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot \left(t + \color{blue}{\frac{\ell}{\frac{Om}{\mathsf{fma}\left(-2, \ell, \frac{\left(n \cdot \ell\right) \cdot U*}{Om}\right)}}}\right)\right) \cdot U}
\] |
fma-udef [=>]47.7% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot \left(t + \frac{\ell}{\frac{Om}{\color{blue}{-2 \cdot \ell + \frac{\left(n \cdot \ell\right) \cdot U*}{Om}}}}\right)\right) \cdot U}
\] |
*-commutative [<=]47.7% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot \left(t + \frac{\ell}{\frac{Om}{\color{blue}{\ell \cdot -2} + \frac{\left(n \cdot \ell\right) \cdot U*}{Om}}}\right)\right) \cdot U}
\] |
fma-def [=>]47.7% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot \left(t + \frac{\ell}{\frac{Om}{\color{blue}{\mathsf{fma}\left(\ell, -2, \frac{\left(n \cdot \ell\right) \cdot U*}{Om}\right)}}}\right)\right) \cdot U}
\] |
associate-/l* [=>]53.8% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot \left(t + \frac{\ell}{\frac{Om}{\mathsf{fma}\left(\ell, -2, \color{blue}{\frac{n \cdot \ell}{\frac{Om}{U*}}}\right)}}\right)\right) \cdot U}
\] |
Taylor expanded in l around 0 38.8%
Simplified38.8%
[Start]38.8% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot \left(t + \frac{{\ell}^{2} \cdot \left(\frac{n \cdot U*}{Om} - 2\right)}{Om}\right)\right) \cdot U}
\] |
|---|---|
associate-/l* [=>]38.8% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot \left(t + \color{blue}{\frac{{\ell}^{2}}{\frac{Om}{\frac{n \cdot U*}{Om} - 2}}}\right)\right) \cdot U}
\] |
unpow2 [=>]38.8% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot \left(t + \frac{\color{blue}{\ell \cdot \ell}}{\frac{Om}{\frac{n \cdot U*}{Om} - 2}}\right)\right) \cdot U}
\] |
sub-neg [=>]38.8% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot \left(t + \frac{\ell \cdot \ell}{\frac{Om}{\color{blue}{\frac{n \cdot U*}{Om} + \left(-2\right)}}}\right)\right) \cdot U}
\] |
associate-/l* [=>]38.8% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot \left(t + \frac{\ell \cdot \ell}{\frac{Om}{\color{blue}{\frac{n}{\frac{Om}{U*}}} + \left(-2\right)}}\right)\right) \cdot U}
\] |
metadata-eval [=>]38.8% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot \left(t + \frac{\ell \cdot \ell}{\frac{Om}{\frac{n}{\frac{Om}{U*}} + \color{blue}{-2}}}\right)\right) \cdot U}
\] |
Taylor expanded in l around -inf 74.2%
Simplified74.2%
[Start]74.2% | \[ -1 \cdot \left(\left(\sqrt{2} \cdot \ell\right) \cdot \sqrt{n \cdot \left(\left(\frac{n \cdot U*}{{Om}^{2}} - 2 \cdot \frac{1}{Om}\right) \cdot U\right)}\right)
\] |
|---|---|
mul-1-neg [=>]74.2% | \[ \color{blue}{-\left(\sqrt{2} \cdot \ell\right) \cdot \sqrt{n \cdot \left(\left(\frac{n \cdot U*}{{Om}^{2}} - 2 \cdot \frac{1}{Om}\right) \cdot U\right)}}
\] |
*-commutative [=>]74.2% | \[ -\left(\sqrt{2} \cdot \ell\right) \cdot \sqrt{n \cdot \color{blue}{\left(U \cdot \left(\frac{n \cdot U*}{{Om}^{2}} - 2 \cdot \frac{1}{Om}\right)\right)}}
\] |
unpow2 [=>]74.2% | \[ -\left(\sqrt{2} \cdot \ell\right) \cdot \sqrt{n \cdot \left(U \cdot \left(\frac{n \cdot U*}{\color{blue}{Om \cdot Om}} - 2 \cdot \frac{1}{Om}\right)\right)}
\] |
associate-*r/ [=>]74.2% | \[ -\left(\sqrt{2} \cdot \ell\right) \cdot \sqrt{n \cdot \left(U \cdot \left(\frac{n \cdot U*}{Om \cdot Om} - \color{blue}{\frac{2 \cdot 1}{Om}}\right)\right)}
\] |
metadata-eval [=>]74.2% | \[ -\left(\sqrt{2} \cdot \ell\right) \cdot \sqrt{n \cdot \left(U \cdot \left(\frac{n \cdot U*}{Om \cdot Om} - \frac{\color{blue}{2}}{Om}\right)\right)}
\] |
if -1.08000000000000008e149 < l < 2.60000000000000014e146Initial program 56.3%
Simplified58.5%
[Start]56.3% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot U\right) \cdot \left(\left(t - 2 \cdot \frac{\ell \cdot \ell}{Om}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)}
\] |
|---|---|
associate-*l* [=>]60.9% | \[ \sqrt{\color{blue}{\left(2 \cdot n\right) \cdot \left(U \cdot \left(\left(t - 2 \cdot \frac{\ell \cdot \ell}{Om}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)}}
\] |
sub-neg [=>]60.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(\color{blue}{\left(t + \left(-2 \cdot \frac{\ell \cdot \ell}{Om}\right)\right)} - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)}
\] |
associate--l+ [=>]60.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \color{blue}{\left(t + \left(\left(-2 \cdot \frac{\ell \cdot \ell}{Om}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)}\right)}
\] |
*-commutative [=>]60.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\left(-\color{blue}{\frac{\ell \cdot \ell}{Om} \cdot 2}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
distribute-rgt-neg-in [=>]60.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\color{blue}{\frac{\ell \cdot \ell}{Om} \cdot \left(-2\right)} - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
associate-*l/ [<=]60.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\color{blue}{\left(\frac{\ell}{Om} \cdot \ell\right)} \cdot \left(-2\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
associate-*l* [=>]60.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\color{blue}{\frac{\ell}{Om} \cdot \left(\ell \cdot \left(-2\right)\right)} - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
*-commutative [<=]60.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \color{blue}{\left(\left(-2\right) \cdot \ell\right)} - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
*-commutative [=>]60.9% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \left(\left(-2\right) \cdot \ell\right) - \color{blue}{\left({\left(\frac{\ell}{Om}\right)}^{2} \cdot n\right)} \cdot \left(U - U*\right)\right)\right)\right)}
\] |
associate-*l* [=>]56.3% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \left(\left(-2\right) \cdot \ell\right) - \color{blue}{{\left(\frac{\ell}{Om}\right)}^{2} \cdot \left(n \cdot \left(U - U*\right)\right)}\right)\right)\right)}
\] |
unpow2 [=>]56.3% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \left(\left(-2\right) \cdot \ell\right) - \color{blue}{\left(\frac{\ell}{Om} \cdot \frac{\ell}{Om}\right)} \cdot \left(n \cdot \left(U - U*\right)\right)\right)\right)\right)}
\] |
associate-*l* [=>]57.4% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \left(\left(-2\right) \cdot \ell\right) - \color{blue}{\frac{\ell}{Om} \cdot \left(\frac{\ell}{Om} \cdot \left(n \cdot \left(U - U*\right)\right)\right)}\right)\right)\right)}
\] |
Taylor expanded in U around 0 63.0%
if 2.60000000000000014e146 < l Initial program 25.8%
Simplified62.2%
[Start]25.8% | \[ \sqrt{\left(\left(2 \cdot n\right) \cdot U\right) \cdot \left(\left(t - 2 \cdot \frac{\ell \cdot \ell}{Om}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)}
\] |
|---|---|
associate-*l* [=>]26.0% | \[ \sqrt{\color{blue}{\left(2 \cdot n\right) \cdot \left(U \cdot \left(\left(t - 2 \cdot \frac{\ell \cdot \ell}{Om}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)}}
\] |
sub-neg [=>]26.0% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(\color{blue}{\left(t + \left(-2 \cdot \frac{\ell \cdot \ell}{Om}\right)\right)} - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)}
\] |
associate--l+ [=>]26.0% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \color{blue}{\left(t + \left(\left(-2 \cdot \frac{\ell \cdot \ell}{Om}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)}\right)}
\] |
*-commutative [=>]26.0% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\left(-\color{blue}{\frac{\ell \cdot \ell}{Om} \cdot 2}\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
distribute-rgt-neg-in [=>]26.0% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\color{blue}{\frac{\ell \cdot \ell}{Om} \cdot \left(-2\right)} - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
associate-*l/ [<=]36.5% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\color{blue}{\left(\frac{\ell}{Om} \cdot \ell\right)} \cdot \left(-2\right) - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
associate-*l* [=>]36.5% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\color{blue}{\frac{\ell}{Om} \cdot \left(\ell \cdot \left(-2\right)\right)} - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
*-commutative [<=]36.5% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \color{blue}{\left(\left(-2\right) \cdot \ell\right)} - \left(n \cdot {\left(\frac{\ell}{Om}\right)}^{2}\right) \cdot \left(U - U*\right)\right)\right)\right)}
\] |
*-commutative [=>]36.5% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \left(\left(-2\right) \cdot \ell\right) - \color{blue}{\left({\left(\frac{\ell}{Om}\right)}^{2} \cdot n\right)} \cdot \left(U - U*\right)\right)\right)\right)}
\] |
associate-*l* [=>]36.5% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \left(\left(-2\right) \cdot \ell\right) - \color{blue}{{\left(\frac{\ell}{Om}\right)}^{2} \cdot \left(n \cdot \left(U - U*\right)\right)}\right)\right)\right)}
\] |
unpow2 [=>]36.5% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \left(\left(-2\right) \cdot \ell\right) - \color{blue}{\left(\frac{\ell}{Om} \cdot \frac{\ell}{Om}\right)} \cdot \left(n \cdot \left(U - U*\right)\right)\right)\right)\right)}
\] |
associate-*l* [=>]36.6% | \[ \sqrt{\left(2 \cdot n\right) \cdot \left(U \cdot \left(t + \left(\frac{\ell}{Om} \cdot \left(\left(-2\right) \cdot \ell\right) - \color{blue}{\frac{\ell}{Om} \cdot \left(\frac{\ell}{Om} \cdot \left(n \cdot \left(U - U*\right)\right)\right)}\right)\right)\right)}
\] |
Taylor expanded in t around 0 65.1%
Simplified79.2%
[Start]65.1% | \[ 0.5 \cdot \left(\left(\sqrt{2} \cdot t\right) \cdot \sqrt{\frac{n \cdot \left(Om \cdot U\right)}{\left(\frac{n \cdot \left(\ell \cdot \left(U* - U\right)\right)}{Om} + -2 \cdot \ell\right) \cdot \ell}}\right) + \sqrt{2} \cdot \sqrt{\frac{\left(\frac{n \cdot \left(\ell \cdot \left(U* - U\right)\right)}{Om} + -2 \cdot \ell\right) \cdot \left(n \cdot \left(\ell \cdot U\right)\right)}{Om}}
\] |
|---|---|
+-commutative [=>]65.1% | \[ \color{blue}{\sqrt{2} \cdot \sqrt{\frac{\left(\frac{n \cdot \left(\ell \cdot \left(U* - U\right)\right)}{Om} + -2 \cdot \ell\right) \cdot \left(n \cdot \left(\ell \cdot U\right)\right)}{Om}} + 0.5 \cdot \left(\left(\sqrt{2} \cdot t\right) \cdot \sqrt{\frac{n \cdot \left(Om \cdot U\right)}{\left(\frac{n \cdot \left(\ell \cdot \left(U* - U\right)\right)}{Om} + -2 \cdot \ell\right) \cdot \ell}}\right)}
\] |
fma-def [=>]65.1% | \[ \color{blue}{\mathsf{fma}\left(\sqrt{2}, \sqrt{\frac{\left(\frac{n \cdot \left(\ell \cdot \left(U* - U\right)\right)}{Om} + -2 \cdot \ell\right) \cdot \left(n \cdot \left(\ell \cdot U\right)\right)}{Om}}, 0.5 \cdot \left(\left(\sqrt{2} \cdot t\right) \cdot \sqrt{\frac{n \cdot \left(Om \cdot U\right)}{\left(\frac{n \cdot \left(\ell \cdot \left(U* - U\right)\right)}{Om} + -2 \cdot \ell\right) \cdot \ell}}\right)\right)}
\] |
Final simplification66.1%
| Alternative 1 | |
|---|---|
| Accuracy | 59.8% |
| Cost | 47944 |
| Alternative 2 | |
|---|---|
| Accuracy | 59.8% |
| Cost | 20676 |
| Alternative 3 | |
|---|---|
| Accuracy | 59.1% |
| Cost | 14212 |
| Alternative 4 | |
|---|---|
| Accuracy | 57.3% |
| Cost | 8648 |
| Alternative 5 | |
|---|---|
| Accuracy | 49.1% |
| Cost | 8144 |
| Alternative 6 | |
|---|---|
| Accuracy | 49.5% |
| Cost | 8144 |
| Alternative 7 | |
|---|---|
| Accuracy | 53.4% |
| Cost | 8140 |
| Alternative 8 | |
|---|---|
| Accuracy | 57.1% |
| Cost | 8140 |
| Alternative 9 | |
|---|---|
| Accuracy | 52.5% |
| Cost | 8008 |
| Alternative 10 | |
|---|---|
| Accuracy | 52.9% |
| Cost | 7881 |
| Alternative 11 | |
|---|---|
| Accuracy | 48.9% |
| Cost | 7752 |
| Alternative 12 | |
|---|---|
| Accuracy | 48.7% |
| Cost | 7752 |
| Alternative 13 | |
|---|---|
| Accuracy | 49.1% |
| Cost | 7752 |
| Alternative 14 | |
|---|---|
| Accuracy | 40.4% |
| Cost | 7497 |
| Alternative 15 | |
|---|---|
| Accuracy | 40.0% |
| Cost | 7496 |
| Alternative 16 | |
|---|---|
| Accuracy | 39.9% |
| Cost | 7369 |
| Alternative 17 | |
|---|---|
| Accuracy | 40.0% |
| Cost | 7368 |
| Alternative 18 | |
|---|---|
| Accuracy | 47.9% |
| Cost | 7360 |
| Alternative 19 | |
|---|---|
| Accuracy | 37.6% |
| Cost | 6912 |
| Alternative 20 | |
|---|---|
| Accuracy | 36.2% |
| Cost | 6848 |
| Alternative 21 | |
|---|---|
| Accuracy | 37.1% |
| Cost | 6848 |
herbie shell --seed 2023263
(FPCore (n U t l Om U*)
:name "Toniolo and Linder, Equation (13)"
:precision binary64
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))))