?

Average Accuracy: 99.9% → 99.9%
Time: 12.6s
Precision: binary64
Cost: 7104

?

\[x \cdot \left(\left(\left(\left(y + z\right) + z\right) + y\right) + t\right) + y \cdot 5 \]
\[\mathsf{fma}\left(y, 5, x \cdot \left(t + \left(y + z\right) \cdot 2\right)\right) \]
(FPCore (x y z t)
 :precision binary64
 (+ (* x (+ (+ (+ (+ y z) z) y) t)) (* y 5.0)))
(FPCore (x y z t) :precision binary64 (fma y 5.0 (* x (+ t (* (+ y z) 2.0)))))
double code(double x, double y, double z, double t) {
	return (x * ((((y + z) + z) + y) + t)) + (y * 5.0);
}
double code(double x, double y, double z, double t) {
	return fma(y, 5.0, (x * (t + ((y + z) * 2.0))));
}
function code(x, y, z, t)
	return Float64(Float64(x * Float64(Float64(Float64(Float64(y + z) + z) + y) + t)) + Float64(y * 5.0))
end
function code(x, y, z, t)
	return fma(y, 5.0, Float64(x * Float64(t + Float64(Float64(y + z) * 2.0))))
end
code[x_, y_, z_, t_] := N[(N[(x * N[(N[(N[(N[(y + z), $MachinePrecision] + z), $MachinePrecision] + y), $MachinePrecision] + t), $MachinePrecision]), $MachinePrecision] + N[(y * 5.0), $MachinePrecision]), $MachinePrecision]
code[x_, y_, z_, t_] := N[(y * 5.0 + N[(x * N[(t + N[(N[(y + z), $MachinePrecision] * 2.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
x \cdot \left(\left(\left(\left(y + z\right) + z\right) + y\right) + t\right) + y \cdot 5
\mathsf{fma}\left(y, 5, x \cdot \left(t + \left(y + z\right) \cdot 2\right)\right)

Error?

Derivation?

  1. Initial program 99.9%

    \[x \cdot \left(\left(\left(\left(y + z\right) + z\right) + y\right) + t\right) + y \cdot 5 \]
  2. Applied egg-rr99.9%

    \[\leadsto \color{blue}{\mathsf{fma}\left(y, 5, x \cdot \left(\left(y + z\right) \cdot 2 + t\right)\right)} \]
    Proof

    [Start]99.9

    \[ x \cdot \left(\left(\left(\left(y + z\right) + z\right) + y\right) + t\right) + y \cdot 5 \]

    +-commutative [=>]99.9

    \[ \color{blue}{y \cdot 5 + x \cdot \left(\left(\left(\left(y + z\right) + z\right) + y\right) + t\right)} \]

    fma-def [=>]99.9

    \[ \color{blue}{\mathsf{fma}\left(y, 5, x \cdot \left(\left(\left(\left(y + z\right) + z\right) + y\right) + t\right)\right)} \]

    associate-+l+ [=>]99.9

    \[ \mathsf{fma}\left(y, 5, x \cdot \left(\color{blue}{\left(\left(y + z\right) + \left(z + y\right)\right)} + t\right)\right) \]

    *-un-lft-identity [=>]99.9

    \[ \mathsf{fma}\left(y, 5, x \cdot \left(\left(\color{blue}{1 \cdot \left(y + z\right)} + \left(z + y\right)\right) + t\right)\right) \]

    +-commutative [<=]99.9

    \[ \mathsf{fma}\left(y, 5, x \cdot \left(\left(1 \cdot \left(y + z\right) + \color{blue}{\left(y + z\right)}\right) + t\right)\right) \]

    *-un-lft-identity [=>]99.9

    \[ \mathsf{fma}\left(y, 5, x \cdot \left(\left(1 \cdot \left(y + z\right) + \color{blue}{1 \cdot \left(y + z\right)}\right) + t\right)\right) \]

    distribute-rgt-out [=>]99.9

    \[ \mathsf{fma}\left(y, 5, x \cdot \left(\color{blue}{\left(y + z\right) \cdot \left(1 + 1\right)} + t\right)\right) \]

    metadata-eval [=>]99.9

    \[ \mathsf{fma}\left(y, 5, x \cdot \left(\left(y + z\right) \cdot \color{blue}{2} + t\right)\right) \]
  3. Final simplification99.9%

    \[\leadsto \mathsf{fma}\left(y, 5, x \cdot \left(t + \left(y + z\right) \cdot 2\right)\right) \]

Alternatives

Alternative 1
Accuracy84.3%
Cost1628
\[\begin{array}{l} t_1 := y \cdot 5 + 2 \cdot \left(x \cdot \left(y + z\right)\right)\\ t_2 := y \cdot 5 + x \cdot \left(t + \left(y + y\right)\right)\\ \mathbf{if}\;t \leq -4.6 \cdot 10^{+21}:\\ \;\;\;\;t_2\\ \mathbf{elif}\;t \leq -1.55 \cdot 10^{-62}:\\ \;\;\;\;t_1\\ \mathbf{elif}\;t \leq -7.5 \cdot 10^{-93}:\\ \;\;\;\;t_2\\ \mathbf{elif}\;t \leq -9 \cdot 10^{-126}:\\ \;\;\;\;x \cdot \left(t + z \cdot 2\right)\\ \mathbf{elif}\;t \leq 3 \cdot 10^{-97}:\\ \;\;\;\;t_1\\ \mathbf{elif}\;t \leq 7.6 \cdot 10^{+32}:\\ \;\;\;\;t_2\\ \mathbf{elif}\;t \leq 2.9 \cdot 10^{+114}:\\ \;\;\;\;t_1\\ \mathbf{else}:\\ \;\;\;\;y \cdot 5 + x \cdot t\\ \end{array} \]
Alternative 2
Accuracy53.6%
Cost1372
\[\begin{array}{l} t_1 := x \cdot \left(t + y \cdot 2\right)\\ t_2 := 2 \cdot \left(x \cdot \left(y + z\right)\right)\\ \mathbf{if}\;y \leq -32000000:\\ \;\;\;\;y \cdot 5\\ \mathbf{elif}\;y \leq -3 \cdot 10^{-65}:\\ \;\;\;\;t_2\\ \mathbf{elif}\;y \leq -1.3 \cdot 10^{-172}:\\ \;\;\;\;t_1\\ \mathbf{elif}\;y \leq -3.3 \cdot 10^{-277}:\\ \;\;\;\;t_2\\ \mathbf{elif}\;y \leq -8.45 \cdot 10^{-308}:\\ \;\;\;\;x \cdot t\\ \mathbf{elif}\;y \leq 2.7 \cdot 10^{-251}:\\ \;\;\;\;z \cdot \left(x \cdot 2\right)\\ \mathbf{elif}\;y \leq 3.65 \cdot 10^{+15}:\\ \;\;\;\;t_1\\ \mathbf{else}:\\ \;\;\;\;y \cdot 5\\ \end{array} \]
Alternative 3
Accuracy61.0%
Cost1240
\[\begin{array}{l} t_1 := x \cdot \left(t + y \cdot 2\right)\\ t_2 := y \cdot \left(5 + x \cdot 2\right)\\ \mathbf{if}\;y \leq -4.2 \cdot 10^{-64}:\\ \;\;\;\;t_2\\ \mathbf{elif}\;y \leq -1.05 \cdot 10^{-172}:\\ \;\;\;\;t_1\\ \mathbf{elif}\;y \leq -1.85 \cdot 10^{-277}:\\ \;\;\;\;2 \cdot \left(x \cdot \left(y + z\right)\right)\\ \mathbf{elif}\;y \leq -8.45 \cdot 10^{-308}:\\ \;\;\;\;x \cdot t\\ \mathbf{elif}\;y \leq 2.1 \cdot 10^{-257}:\\ \;\;\;\;z \cdot \left(x \cdot 2\right)\\ \mathbf{elif}\;y \leq 4.8 \cdot 10^{-76}:\\ \;\;\;\;t_1\\ \mathbf{else}:\\ \;\;\;\;t_2\\ \end{array} \]
Alternative 4
Accuracy51.5%
Cost1116
\[\begin{array}{l} t_1 := 2 \cdot \left(x \cdot \left(y + z\right)\right)\\ \mathbf{if}\;y \leq -12000:\\ \;\;\;\;y \cdot 5\\ \mathbf{elif}\;y \leq -4.8 \cdot 10^{-97}:\\ \;\;\;\;t_1\\ \mathbf{elif}\;y \leq -4 \cdot 10^{-173}:\\ \;\;\;\;x \cdot t\\ \mathbf{elif}\;y \leq -1.95 \cdot 10^{-277}:\\ \;\;\;\;t_1\\ \mathbf{elif}\;y \leq -8.45 \cdot 10^{-308}:\\ \;\;\;\;x \cdot t\\ \mathbf{elif}\;y \leq 4.6 \cdot 10^{-253}:\\ \;\;\;\;z \cdot \left(x \cdot 2\right)\\ \mathbf{elif}\;y \leq 1.26 \cdot 10^{-76}:\\ \;\;\;\;x \cdot t\\ \mathbf{else}:\\ \;\;\;\;y \cdot 5\\ \end{array} \]
Alternative 5
Accuracy98.3%
Cost1097
\[\begin{array}{l} \mathbf{if}\;x \leq -2.3 \cdot 10^{+22} \lor \neg \left(x \leq 2.5\right):\\ \;\;\;\;x \cdot \left(t + \left(y + z\right) \cdot 2\right)\\ \mathbf{else}:\\ \;\;\;\;y \cdot 5 + \left(x \cdot \left(z \cdot 2\right) + x \cdot t\right)\\ \end{array} \]
Alternative 6
Accuracy50.7%
Cost984
\[\begin{array}{l} t_1 := z \cdot \left(x \cdot 2\right)\\ \mathbf{if}\;y \leq -1.55 \cdot 10^{-64}:\\ \;\;\;\;y \cdot 5\\ \mathbf{elif}\;y \leq -7 \cdot 10^{-173}:\\ \;\;\;\;x \cdot t\\ \mathbf{elif}\;y \leq -1.9 \cdot 10^{-277}:\\ \;\;\;\;t_1\\ \mathbf{elif}\;y \leq -8.45 \cdot 10^{-308}:\\ \;\;\;\;x \cdot t\\ \mathbf{elif}\;y \leq 1.7 \cdot 10^{-258}:\\ \;\;\;\;t_1\\ \mathbf{elif}\;y \leq 4 \cdot 10^{-76}:\\ \;\;\;\;x \cdot t\\ \mathbf{else}:\\ \;\;\;\;y \cdot 5\\ \end{array} \]
Alternative 7
Accuracy85.5%
Cost969
\[\begin{array}{l} \mathbf{if}\;y \leq -0.18 \lor \neg \left(y \leq 5 \cdot 10^{-76}\right):\\ \;\;\;\;y \cdot 5 + x \cdot \left(t + \left(y + y\right)\right)\\ \mathbf{else}:\\ \;\;\;\;x \cdot \left(t + \left(y + z\right) \cdot 2\right)\\ \end{array} \]
Alternative 8
Accuracy98.3%
Cost969
\[\begin{array}{l} \mathbf{if}\;x \leq -2.3 \cdot 10^{+22} \lor \neg \left(x \leq 2.5\right):\\ \;\;\;\;x \cdot \left(t + \left(y + z\right) \cdot 2\right)\\ \mathbf{else}:\\ \;\;\;\;y \cdot 5 + x \cdot \left(t + z \cdot 2\right)\\ \end{array} \]
Alternative 9
Accuracy99.9%
Cost960
\[x \cdot \left(t + \left(y + \left(z + \left(y + z\right)\right)\right)\right) + y \cdot 5 \]
Alternative 10
Accuracy78.3%
Cost841
\[\begin{array}{l} \mathbf{if}\;y \leq -2.25 \cdot 10^{+84} \lor \neg \left(y \leq 5 \cdot 10^{-76}\right):\\ \;\;\;\;y \cdot \left(5 + x \cdot 2\right)\\ \mathbf{else}:\\ \;\;\;\;x \cdot \left(t + \left(y + z\right) \cdot 2\right)\\ \end{array} \]
Alternative 11
Accuracy78.3%
Cost840
\[\begin{array}{l} \mathbf{if}\;y \leq -2.7 \cdot 10^{+84}:\\ \;\;\;\;y \cdot \left(5 + x \cdot 2\right)\\ \mathbf{elif}\;y \leq 5 \cdot 10^{-76}:\\ \;\;\;\;x \cdot \left(t + \left(y + z\right) \cdot 2\right)\\ \mathbf{else}:\\ \;\;\;\;y \cdot 5 + y \cdot \left(x \cdot 2\right)\\ \end{array} \]
Alternative 12
Accuracy76.5%
Cost713
\[\begin{array}{l} \mathbf{if}\;y \leq -6 \cdot 10^{+19} \lor \neg \left(y \leq 5 \cdot 10^{-76}\right):\\ \;\;\;\;y \cdot \left(5 + x \cdot 2\right)\\ \mathbf{else}:\\ \;\;\;\;x \cdot \left(t + z \cdot 2\right)\\ \end{array} \]
Alternative 13
Accuracy50.5%
Cost456
\[\begin{array}{l} \mathbf{if}\;y \leq -1.08 \cdot 10^{-63}:\\ \;\;\;\;y \cdot 5\\ \mathbf{elif}\;y \leq 2.4 \cdot 10^{-76}:\\ \;\;\;\;x \cdot t\\ \mathbf{else}:\\ \;\;\;\;y \cdot 5\\ \end{array} \]
Alternative 14
Accuracy26.0%
Cost192
\[x \cdot t \]

Error

Reproduce?

herbie shell --seed 2023138 
(FPCore (x y z t)
  :name "Graphics.Rendering.Plot.Render.Plot.Legend:renderLegendOutside from plot-0.2.3.4, B"
  :precision binary64
  (+ (* x (+ (+ (+ (+ y z) z) y) t)) (* y 5.0)))