
(FPCore (x)
:precision binary64
(let* ((t_0 (/ 1.0 (fabs x)))
(t_1 (* (* t_0 t_0) t_0))
(t_2 (* (* t_1 t_0) t_0)))
(*
(* (/ 1.0 (sqrt PI)) (exp (* (fabs x) (fabs x))))
(+
(+ (+ t_0 (* (/ 1.0 2.0) t_1)) (* (/ 3.0 4.0) t_2))
(* (/ 15.0 8.0) (* (* t_2 t_0) t_0))))))
double code(double x) {
double t_0 = 1.0 / fabs(x);
double t_1 = (t_0 * t_0) * t_0;
double t_2 = (t_1 * t_0) * t_0;
return ((1.0 / sqrt(((double) M_PI))) * exp((fabs(x) * fabs(x)))) * (((t_0 + ((1.0 / 2.0) * t_1)) + ((3.0 / 4.0) * t_2)) + ((15.0 / 8.0) * ((t_2 * t_0) * t_0)));
}
public static double code(double x) {
double t_0 = 1.0 / Math.abs(x);
double t_1 = (t_0 * t_0) * t_0;
double t_2 = (t_1 * t_0) * t_0;
return ((1.0 / Math.sqrt(Math.PI)) * Math.exp((Math.abs(x) * Math.abs(x)))) * (((t_0 + ((1.0 / 2.0) * t_1)) + ((3.0 / 4.0) * t_2)) + ((15.0 / 8.0) * ((t_2 * t_0) * t_0)));
}
def code(x): t_0 = 1.0 / math.fabs(x) t_1 = (t_0 * t_0) * t_0 t_2 = (t_1 * t_0) * t_0 return ((1.0 / math.sqrt(math.pi)) * math.exp((math.fabs(x) * math.fabs(x)))) * (((t_0 + ((1.0 / 2.0) * t_1)) + ((3.0 / 4.0) * t_2)) + ((15.0 / 8.0) * ((t_2 * t_0) * t_0)))
function code(x) t_0 = Float64(1.0 / abs(x)) t_1 = Float64(Float64(t_0 * t_0) * t_0) t_2 = Float64(Float64(t_1 * t_0) * t_0) return Float64(Float64(Float64(1.0 / sqrt(pi)) * exp(Float64(abs(x) * abs(x)))) * Float64(Float64(Float64(t_0 + Float64(Float64(1.0 / 2.0) * t_1)) + Float64(Float64(3.0 / 4.0) * t_2)) + Float64(Float64(15.0 / 8.0) * Float64(Float64(t_2 * t_0) * t_0)))) end
function tmp = code(x) t_0 = 1.0 / abs(x); t_1 = (t_0 * t_0) * t_0; t_2 = (t_1 * t_0) * t_0; tmp = ((1.0 / sqrt(pi)) * exp((abs(x) * abs(x)))) * (((t_0 + ((1.0 / 2.0) * t_1)) + ((3.0 / 4.0) * t_2)) + ((15.0 / 8.0) * ((t_2 * t_0) * t_0))); end
code[x_] := Block[{t$95$0 = N[(1.0 / N[Abs[x], $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(N[(t$95$0 * t$95$0), $MachinePrecision] * t$95$0), $MachinePrecision]}, Block[{t$95$2 = N[(N[(t$95$1 * t$95$0), $MachinePrecision] * t$95$0), $MachinePrecision]}, N[(N[(N[(1.0 / N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision] * N[Exp[N[(N[Abs[x], $MachinePrecision] * N[Abs[x], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] * N[(N[(N[(t$95$0 + N[(N[(1.0 / 2.0), $MachinePrecision] * t$95$1), $MachinePrecision]), $MachinePrecision] + N[(N[(3.0 / 4.0), $MachinePrecision] * t$95$2), $MachinePrecision]), $MachinePrecision] + N[(N[(15.0 / 8.0), $MachinePrecision] * N[(N[(t$95$2 * t$95$0), $MachinePrecision] * t$95$0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{1}{\left|x\right|}\\
t_1 := \left(t\_0 \cdot t\_0\right) \cdot t\_0\\
t_2 := \left(t\_1 \cdot t\_0\right) \cdot t\_0\\
\left(\frac{1}{\sqrt{\pi}} \cdot e^{\left|x\right| \cdot \left|x\right|}\right) \cdot \left(\left(\left(t\_0 + \frac{1}{2} \cdot t\_1\right) + \frac{3}{4} \cdot t\_2\right) + \frac{15}{8} \cdot \left(\left(t\_2 \cdot t\_0\right) \cdot t\_0\right)\right)
\end{array}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 23 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x)
:precision binary64
(let* ((t_0 (/ 1.0 (fabs x)))
(t_1 (* (* t_0 t_0) t_0))
(t_2 (* (* t_1 t_0) t_0)))
(*
(* (/ 1.0 (sqrt PI)) (exp (* (fabs x) (fabs x))))
(+
(+ (+ t_0 (* (/ 1.0 2.0) t_1)) (* (/ 3.0 4.0) t_2))
(* (/ 15.0 8.0) (* (* t_2 t_0) t_0))))))
double code(double x) {
double t_0 = 1.0 / fabs(x);
double t_1 = (t_0 * t_0) * t_0;
double t_2 = (t_1 * t_0) * t_0;
return ((1.0 / sqrt(((double) M_PI))) * exp((fabs(x) * fabs(x)))) * (((t_0 + ((1.0 / 2.0) * t_1)) + ((3.0 / 4.0) * t_2)) + ((15.0 / 8.0) * ((t_2 * t_0) * t_0)));
}
public static double code(double x) {
double t_0 = 1.0 / Math.abs(x);
double t_1 = (t_0 * t_0) * t_0;
double t_2 = (t_1 * t_0) * t_0;
return ((1.0 / Math.sqrt(Math.PI)) * Math.exp((Math.abs(x) * Math.abs(x)))) * (((t_0 + ((1.0 / 2.0) * t_1)) + ((3.0 / 4.0) * t_2)) + ((15.0 / 8.0) * ((t_2 * t_0) * t_0)));
}
def code(x): t_0 = 1.0 / math.fabs(x) t_1 = (t_0 * t_0) * t_0 t_2 = (t_1 * t_0) * t_0 return ((1.0 / math.sqrt(math.pi)) * math.exp((math.fabs(x) * math.fabs(x)))) * (((t_0 + ((1.0 / 2.0) * t_1)) + ((3.0 / 4.0) * t_2)) + ((15.0 / 8.0) * ((t_2 * t_0) * t_0)))
function code(x) t_0 = Float64(1.0 / abs(x)) t_1 = Float64(Float64(t_0 * t_0) * t_0) t_2 = Float64(Float64(t_1 * t_0) * t_0) return Float64(Float64(Float64(1.0 / sqrt(pi)) * exp(Float64(abs(x) * abs(x)))) * Float64(Float64(Float64(t_0 + Float64(Float64(1.0 / 2.0) * t_1)) + Float64(Float64(3.0 / 4.0) * t_2)) + Float64(Float64(15.0 / 8.0) * Float64(Float64(t_2 * t_0) * t_0)))) end
function tmp = code(x) t_0 = 1.0 / abs(x); t_1 = (t_0 * t_0) * t_0; t_2 = (t_1 * t_0) * t_0; tmp = ((1.0 / sqrt(pi)) * exp((abs(x) * abs(x)))) * (((t_0 + ((1.0 / 2.0) * t_1)) + ((3.0 / 4.0) * t_2)) + ((15.0 / 8.0) * ((t_2 * t_0) * t_0))); end
code[x_] := Block[{t$95$0 = N[(1.0 / N[Abs[x], $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(N[(t$95$0 * t$95$0), $MachinePrecision] * t$95$0), $MachinePrecision]}, Block[{t$95$2 = N[(N[(t$95$1 * t$95$0), $MachinePrecision] * t$95$0), $MachinePrecision]}, N[(N[(N[(1.0 / N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision] * N[Exp[N[(N[Abs[x], $MachinePrecision] * N[Abs[x], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] * N[(N[(N[(t$95$0 + N[(N[(1.0 / 2.0), $MachinePrecision] * t$95$1), $MachinePrecision]), $MachinePrecision] + N[(N[(3.0 / 4.0), $MachinePrecision] * t$95$2), $MachinePrecision]), $MachinePrecision] + N[(N[(15.0 / 8.0), $MachinePrecision] * N[(N[(t$95$2 * t$95$0), $MachinePrecision] * t$95$0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{1}{\left|x\right|}\\
t_1 := \left(t\_0 \cdot t\_0\right) \cdot t\_0\\
t_2 := \left(t\_1 \cdot t\_0\right) \cdot t\_0\\
\left(\frac{1}{\sqrt{\pi}} \cdot e^{\left|x\right| \cdot \left|x\right|}\right) \cdot \left(\left(\left(t\_0 + \frac{1}{2} \cdot t\_1\right) + \frac{3}{4} \cdot t\_2\right) + \frac{15}{8} \cdot \left(\left(t\_2 \cdot t\_0\right) \cdot t\_0\right)\right)
\end{array}
\end{array}
(FPCore (x)
:precision binary64
(/
(/
(*
(pow (exp x) x)
(+ 1.0 (/ (+ 0.5 (/ (+ 0.75 (/ 1.875 (* x x))) (* x x))) (* x x))))
(sqrt PI))
(fabs x)))
double code(double x) {
return ((pow(exp(x), x) * (1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x)))) / sqrt(((double) M_PI))) / fabs(x);
}
public static double code(double x) {
return ((Math.pow(Math.exp(x), x) * (1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x)))) / Math.sqrt(Math.PI)) / Math.abs(x);
}
def code(x): return ((math.pow(math.exp(x), x) * (1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x)))) / math.sqrt(math.pi)) / math.fabs(x)
function code(x) return Float64(Float64(Float64((exp(x) ^ x) * Float64(1.0 + Float64(Float64(0.5 + Float64(Float64(0.75 + Float64(1.875 / Float64(x * x))) / Float64(x * x))) / Float64(x * x)))) / sqrt(pi)) / abs(x)) end
function tmp = code(x) tmp = (((exp(x) ^ x) * (1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x)))) / sqrt(pi)) / abs(x); end
code[x_] := N[(N[(N[(N[Power[N[Exp[x], $MachinePrecision], x], $MachinePrecision] * N[(1.0 + N[(N[(0.5 + N[(N[(0.75 + N[(1.875 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision] / N[Abs[x], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{\frac{{\left(e^{x}\right)}^{x} \cdot \left(1 + \frac{0.5 + \frac{0.75 + \frac{1.875}{x \cdot x}}{x \cdot x}}{x \cdot x}\right)}{\sqrt{\pi}}}{\left|x\right|}
\end{array}
Initial program 100.0%
Simplified100.0%
associate-*l/N/A
associate-/r*N/A
/-lowering-/.f64N/A
Applied egg-rr100.0%
exp-prodN/A
pow-lowering-pow.f64N/A
exp-lowering-exp.f64100.0%
Applied egg-rr100.0%
(FPCore (x)
:precision binary64
(let* ((t_0 (* 0.5 (* x x)))
(t_1 (+ 1.0 t_0))
(t_2 (* x (* x (- -1.0 t_0))))
(t_3 (* x (* x (+ 0.5 (* (* x x) 0.16666666666666666)))))
(t_4 (* (* x x) (- -1.0 t_3))))
(if (<= (fabs x) 1e+26)
(*
(+ 1.0 (/ 0.5 (* x x)))
(/
(/
(+ 1.0 (* (* t_1 t_1) (* (* x (* x (* x x))) (* t_1 (* (* x x) t_2)))))
(* (+ 1.0 t_2) (+ 1.0 (* t_1 (* (* x x) (* x (* x t_1)))))))
(* (sqrt PI) (fabs x))))
(if (<= (fabs x) 1e+51)
(/
(/
(*
(+ 1.0 (/ (+ 0.5 (/ (+ 0.75 (/ 1.875 (* x x))) (* x x))) (* x x)))
(* (+ 1.0 (* (* (* x x) (+ 1.0 t_3)) t_4)) (/ 1.0 (+ 1.0 t_4))))
(sqrt PI))
(fabs x))
(/
(+
1.0
(*
(* x x)
(+ 1.0 (* (* x x) (+ 0.5 (* x (* x 0.16666666666666666)))))))
(fabs (* x (sqrt PI))))))))
double code(double x) {
double t_0 = 0.5 * (x * x);
double t_1 = 1.0 + t_0;
double t_2 = x * (x * (-1.0 - t_0));
double t_3 = x * (x * (0.5 + ((x * x) * 0.16666666666666666)));
double t_4 = (x * x) * (-1.0 - t_3);
double tmp;
if (fabs(x) <= 1e+26) {
tmp = (1.0 + (0.5 / (x * x))) * (((1.0 + ((t_1 * t_1) * ((x * (x * (x * x))) * (t_1 * ((x * x) * t_2))))) / ((1.0 + t_2) * (1.0 + (t_1 * ((x * x) * (x * (x * t_1))))))) / (sqrt(((double) M_PI)) * fabs(x)));
} else if (fabs(x) <= 1e+51) {
tmp = (((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) * ((1.0 + (((x * x) * (1.0 + t_3)) * t_4)) * (1.0 / (1.0 + t_4)))) / sqrt(((double) M_PI))) / fabs(x);
} else {
tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / fabs((x * sqrt(((double) M_PI))));
}
return tmp;
}
public static double code(double x) {
double t_0 = 0.5 * (x * x);
double t_1 = 1.0 + t_0;
double t_2 = x * (x * (-1.0 - t_0));
double t_3 = x * (x * (0.5 + ((x * x) * 0.16666666666666666)));
double t_4 = (x * x) * (-1.0 - t_3);
double tmp;
if (Math.abs(x) <= 1e+26) {
tmp = (1.0 + (0.5 / (x * x))) * (((1.0 + ((t_1 * t_1) * ((x * (x * (x * x))) * (t_1 * ((x * x) * t_2))))) / ((1.0 + t_2) * (1.0 + (t_1 * ((x * x) * (x * (x * t_1))))))) / (Math.sqrt(Math.PI) * Math.abs(x)));
} else if (Math.abs(x) <= 1e+51) {
tmp = (((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) * ((1.0 + (((x * x) * (1.0 + t_3)) * t_4)) * (1.0 / (1.0 + t_4)))) / Math.sqrt(Math.PI)) / Math.abs(x);
} else {
tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / Math.abs((x * Math.sqrt(Math.PI)));
}
return tmp;
}
def code(x): t_0 = 0.5 * (x * x) t_1 = 1.0 + t_0 t_2 = x * (x * (-1.0 - t_0)) t_3 = x * (x * (0.5 + ((x * x) * 0.16666666666666666))) t_4 = (x * x) * (-1.0 - t_3) tmp = 0 if math.fabs(x) <= 1e+26: tmp = (1.0 + (0.5 / (x * x))) * (((1.0 + ((t_1 * t_1) * ((x * (x * (x * x))) * (t_1 * ((x * x) * t_2))))) / ((1.0 + t_2) * (1.0 + (t_1 * ((x * x) * (x * (x * t_1))))))) / (math.sqrt(math.pi) * math.fabs(x))) elif math.fabs(x) <= 1e+51: tmp = (((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) * ((1.0 + (((x * x) * (1.0 + t_3)) * t_4)) * (1.0 / (1.0 + t_4)))) / math.sqrt(math.pi)) / math.fabs(x) else: tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / math.fabs((x * math.sqrt(math.pi))) return tmp
function code(x) t_0 = Float64(0.5 * Float64(x * x)) t_1 = Float64(1.0 + t_0) t_2 = Float64(x * Float64(x * Float64(-1.0 - t_0))) t_3 = Float64(x * Float64(x * Float64(0.5 + Float64(Float64(x * x) * 0.16666666666666666)))) t_4 = Float64(Float64(x * x) * Float64(-1.0 - t_3)) tmp = 0.0 if (abs(x) <= 1e+26) tmp = Float64(Float64(1.0 + Float64(0.5 / Float64(x * x))) * Float64(Float64(Float64(1.0 + Float64(Float64(t_1 * t_1) * Float64(Float64(x * Float64(x * Float64(x * x))) * Float64(t_1 * Float64(Float64(x * x) * t_2))))) / Float64(Float64(1.0 + t_2) * Float64(1.0 + Float64(t_1 * Float64(Float64(x * x) * Float64(x * Float64(x * t_1))))))) / Float64(sqrt(pi) * abs(x)))); elseif (abs(x) <= 1e+51) tmp = Float64(Float64(Float64(Float64(1.0 + Float64(Float64(0.5 + Float64(Float64(0.75 + Float64(1.875 / Float64(x * x))) / Float64(x * x))) / Float64(x * x))) * Float64(Float64(1.0 + Float64(Float64(Float64(x * x) * Float64(1.0 + t_3)) * t_4)) * Float64(1.0 / Float64(1.0 + t_4)))) / sqrt(pi)) / abs(x)); else tmp = Float64(Float64(1.0 + Float64(Float64(x * x) * Float64(1.0 + Float64(Float64(x * x) * Float64(0.5 + Float64(x * Float64(x * 0.16666666666666666))))))) / abs(Float64(x * sqrt(pi)))); end return tmp end
function tmp_2 = code(x) t_0 = 0.5 * (x * x); t_1 = 1.0 + t_0; t_2 = x * (x * (-1.0 - t_0)); t_3 = x * (x * (0.5 + ((x * x) * 0.16666666666666666))); t_4 = (x * x) * (-1.0 - t_3); tmp = 0.0; if (abs(x) <= 1e+26) tmp = (1.0 + (0.5 / (x * x))) * (((1.0 + ((t_1 * t_1) * ((x * (x * (x * x))) * (t_1 * ((x * x) * t_2))))) / ((1.0 + t_2) * (1.0 + (t_1 * ((x * x) * (x * (x * t_1))))))) / (sqrt(pi) * abs(x))); elseif (abs(x) <= 1e+51) tmp = (((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) * ((1.0 + (((x * x) * (1.0 + t_3)) * t_4)) * (1.0 / (1.0 + t_4)))) / sqrt(pi)) / abs(x); else tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / abs((x * sqrt(pi))); end tmp_2 = tmp; end
code[x_] := Block[{t$95$0 = N[(0.5 * N[(x * x), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(1.0 + t$95$0), $MachinePrecision]}, Block[{t$95$2 = N[(x * N[(x * N[(-1.0 - t$95$0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$3 = N[(x * N[(x * N[(0.5 + N[(N[(x * x), $MachinePrecision] * 0.16666666666666666), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$4 = N[(N[(x * x), $MachinePrecision] * N[(-1.0 - t$95$3), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[Abs[x], $MachinePrecision], 1e+26], N[(N[(1.0 + N[(0.5 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(N[(N[(1.0 + N[(N[(t$95$1 * t$95$1), $MachinePrecision] * N[(N[(x * N[(x * N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(t$95$1 * N[(N[(x * x), $MachinePrecision] * t$95$2), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(N[(1.0 + t$95$2), $MachinePrecision] * N[(1.0 + N[(t$95$1 * N[(N[(x * x), $MachinePrecision] * N[(x * N[(x * t$95$1), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(N[Sqrt[Pi], $MachinePrecision] * N[Abs[x], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], If[LessEqual[N[Abs[x], $MachinePrecision], 1e+51], N[(N[(N[(N[(1.0 + N[(N[(0.5 + N[(N[(0.75 + N[(1.875 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(N[(1.0 + N[(N[(N[(x * x), $MachinePrecision] * N[(1.0 + t$95$3), $MachinePrecision]), $MachinePrecision] * t$95$4), $MachinePrecision]), $MachinePrecision] * N[(1.0 / N[(1.0 + t$95$4), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision] / N[Abs[x], $MachinePrecision]), $MachinePrecision], N[(N[(1.0 + N[(N[(x * x), $MachinePrecision] * N[(1.0 + N[(N[(x * x), $MachinePrecision] * N[(0.5 + N[(x * N[(x * 0.16666666666666666), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[Abs[N[(x * N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]]]]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := 0.5 \cdot \left(x \cdot x\right)\\
t_1 := 1 + t\_0\\
t_2 := x \cdot \left(x \cdot \left(-1 - t\_0\right)\right)\\
t_3 := x \cdot \left(x \cdot \left(0.5 + \left(x \cdot x\right) \cdot 0.16666666666666666\right)\right)\\
t_4 := \left(x \cdot x\right) \cdot \left(-1 - t\_3\right)\\
\mathbf{if}\;\left|x\right| \leq 10^{+26}:\\
\;\;\;\;\left(1 + \frac{0.5}{x \cdot x}\right) \cdot \frac{\frac{1 + \left(t\_1 \cdot t\_1\right) \cdot \left(\left(x \cdot \left(x \cdot \left(x \cdot x\right)\right)\right) \cdot \left(t\_1 \cdot \left(\left(x \cdot x\right) \cdot t\_2\right)\right)\right)}{\left(1 + t\_2\right) \cdot \left(1 + t\_1 \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot \left(x \cdot t\_1\right)\right)\right)\right)}}{\sqrt{\pi} \cdot \left|x\right|}\\
\mathbf{elif}\;\left|x\right| \leq 10^{+51}:\\
\;\;\;\;\frac{\frac{\left(1 + \frac{0.5 + \frac{0.75 + \frac{1.875}{x \cdot x}}{x \cdot x}}{x \cdot x}\right) \cdot \left(\left(1 + \left(\left(x \cdot x\right) \cdot \left(1 + t\_3\right)\right) \cdot t\_4\right) \cdot \frac{1}{1 + t\_4}\right)}{\sqrt{\pi}}}{\left|x\right|}\\
\mathbf{else}:\\
\;\;\;\;\frac{1 + \left(x \cdot x\right) \cdot \left(1 + \left(x \cdot x\right) \cdot \left(0.5 + x \cdot \left(x \cdot 0.16666666666666666\right)\right)\right)}{\left|x \cdot \sqrt{\pi}\right|}\\
\end{array}
\end{array}
if (fabs.f64 x) < 1.00000000000000005e26Initial program 99.7%
Simplified99.7%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f6496.7%
Simplified96.7%
Taylor expanded in x around 0
+-lowering-+.f64N/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-commutativeN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f643.9%
Simplified3.9%
Applied egg-rr36.0%
if 1.00000000000000005e26 < (fabs.f64 x) < 1e51Initial program 100.0%
Simplified100.0%
associate-*l/N/A
associate-/r*N/A
/-lowering-/.f64N/A
Applied egg-rr100.0%
exp-prodN/A
pow-lowering-pow.f64N/A
exp-lowering-exp.f64100.0%
Applied egg-rr100.0%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
unpow2N/A
associate-*r*N/A
*-commutativeN/A
*-lowering-*.f64N/A
*-commutativeN/A
*-lowering-*.f645.4%
Simplified5.4%
flip-+N/A
div-invN/A
*-lowering-*.f64N/A
Applied egg-rr100.0%
if 1e51 < (fabs.f64 x) Initial program 100.0%
Simplified100.0%
Applied egg-rr100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
exp-lowering-exp.f64N/A
unpow2N/A
*-lowering-*.f64N/A
fabs-lowering-fabs.f64N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f64100.0%
Simplified100.0%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
unpow2N/A
associate-*r*N/A
*-commutativeN/A
*-lowering-*.f64N/A
*-commutativeN/A
*-lowering-*.f64100.0%
Simplified100.0%
Final simplification94.7%
(FPCore (x)
:precision binary64
(let* ((t_0 (+ 1.0 (* 0.5 (* x x))))
(t_1 (* x (* x t_0)))
(t_2 (* t_0 (* (* x x) t_1)))
(t_3 (+ 1.0 (/ 0.5 (* x x))))
(t_4 (+ t_1 -1.0))
(t_5 (* (sqrt PI) (fabs x))))
(if (<= (fabs x) 1e+36)
(* t_3 (/ (/ (+ 1.0 (* t_1 t_2)) (+ 1.0 (* t_1 t_4))) t_5))
(if (<= (fabs x) 5e+75)
(* t_3 (/ (/ (+ t_2 -1.0) t_4) t_5))
(* (* (* x x) (* x x)) (* 0.5 (/ (sqrt (/ 1.0 PI)) (fabs x))))))))
double code(double x) {
double t_0 = 1.0 + (0.5 * (x * x));
double t_1 = x * (x * t_0);
double t_2 = t_0 * ((x * x) * t_1);
double t_3 = 1.0 + (0.5 / (x * x));
double t_4 = t_1 + -1.0;
double t_5 = sqrt(((double) M_PI)) * fabs(x);
double tmp;
if (fabs(x) <= 1e+36) {
tmp = t_3 * (((1.0 + (t_1 * t_2)) / (1.0 + (t_1 * t_4))) / t_5);
} else if (fabs(x) <= 5e+75) {
tmp = t_3 * (((t_2 + -1.0) / t_4) / t_5);
} else {
tmp = ((x * x) * (x * x)) * (0.5 * (sqrt((1.0 / ((double) M_PI))) / fabs(x)));
}
return tmp;
}
public static double code(double x) {
double t_0 = 1.0 + (0.5 * (x * x));
double t_1 = x * (x * t_0);
double t_2 = t_0 * ((x * x) * t_1);
double t_3 = 1.0 + (0.5 / (x * x));
double t_4 = t_1 + -1.0;
double t_5 = Math.sqrt(Math.PI) * Math.abs(x);
double tmp;
if (Math.abs(x) <= 1e+36) {
tmp = t_3 * (((1.0 + (t_1 * t_2)) / (1.0 + (t_1 * t_4))) / t_5);
} else if (Math.abs(x) <= 5e+75) {
tmp = t_3 * (((t_2 + -1.0) / t_4) / t_5);
} else {
tmp = ((x * x) * (x * x)) * (0.5 * (Math.sqrt((1.0 / Math.PI)) / Math.abs(x)));
}
return tmp;
}
def code(x): t_0 = 1.0 + (0.5 * (x * x)) t_1 = x * (x * t_0) t_2 = t_0 * ((x * x) * t_1) t_3 = 1.0 + (0.5 / (x * x)) t_4 = t_1 + -1.0 t_5 = math.sqrt(math.pi) * math.fabs(x) tmp = 0 if math.fabs(x) <= 1e+36: tmp = t_3 * (((1.0 + (t_1 * t_2)) / (1.0 + (t_1 * t_4))) / t_5) elif math.fabs(x) <= 5e+75: tmp = t_3 * (((t_2 + -1.0) / t_4) / t_5) else: tmp = ((x * x) * (x * x)) * (0.5 * (math.sqrt((1.0 / math.pi)) / math.fabs(x))) return tmp
function code(x) t_0 = Float64(1.0 + Float64(0.5 * Float64(x * x))) t_1 = Float64(x * Float64(x * t_0)) t_2 = Float64(t_0 * Float64(Float64(x * x) * t_1)) t_3 = Float64(1.0 + Float64(0.5 / Float64(x * x))) t_4 = Float64(t_1 + -1.0) t_5 = Float64(sqrt(pi) * abs(x)) tmp = 0.0 if (abs(x) <= 1e+36) tmp = Float64(t_3 * Float64(Float64(Float64(1.0 + Float64(t_1 * t_2)) / Float64(1.0 + Float64(t_1 * t_4))) / t_5)); elseif (abs(x) <= 5e+75) tmp = Float64(t_3 * Float64(Float64(Float64(t_2 + -1.0) / t_4) / t_5)); else tmp = Float64(Float64(Float64(x * x) * Float64(x * x)) * Float64(0.5 * Float64(sqrt(Float64(1.0 / pi)) / abs(x)))); end return tmp end
function tmp_2 = code(x) t_0 = 1.0 + (0.5 * (x * x)); t_1 = x * (x * t_0); t_2 = t_0 * ((x * x) * t_1); t_3 = 1.0 + (0.5 / (x * x)); t_4 = t_1 + -1.0; t_5 = sqrt(pi) * abs(x); tmp = 0.0; if (abs(x) <= 1e+36) tmp = t_3 * (((1.0 + (t_1 * t_2)) / (1.0 + (t_1 * t_4))) / t_5); elseif (abs(x) <= 5e+75) tmp = t_3 * (((t_2 + -1.0) / t_4) / t_5); else tmp = ((x * x) * (x * x)) * (0.5 * (sqrt((1.0 / pi)) / abs(x))); end tmp_2 = tmp; end
code[x_] := Block[{t$95$0 = N[(1.0 + N[(0.5 * N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(x * N[(x * t$95$0), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$2 = N[(t$95$0 * N[(N[(x * x), $MachinePrecision] * t$95$1), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$3 = N[(1.0 + N[(0.5 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$4 = N[(t$95$1 + -1.0), $MachinePrecision]}, Block[{t$95$5 = N[(N[Sqrt[Pi], $MachinePrecision] * N[Abs[x], $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[Abs[x], $MachinePrecision], 1e+36], N[(t$95$3 * N[(N[(N[(1.0 + N[(t$95$1 * t$95$2), $MachinePrecision]), $MachinePrecision] / N[(1.0 + N[(t$95$1 * t$95$4), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / t$95$5), $MachinePrecision]), $MachinePrecision], If[LessEqual[N[Abs[x], $MachinePrecision], 5e+75], N[(t$95$3 * N[(N[(N[(t$95$2 + -1.0), $MachinePrecision] / t$95$4), $MachinePrecision] / t$95$5), $MachinePrecision]), $MachinePrecision], N[(N[(N[(x * x), $MachinePrecision] * N[(x * x), $MachinePrecision]), $MachinePrecision] * N[(0.5 * N[(N[Sqrt[N[(1.0 / Pi), $MachinePrecision]], $MachinePrecision] / N[Abs[x], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]]]]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := 1 + 0.5 \cdot \left(x \cdot x\right)\\
t_1 := x \cdot \left(x \cdot t\_0\right)\\
t_2 := t\_0 \cdot \left(\left(x \cdot x\right) \cdot t\_1\right)\\
t_3 := 1 + \frac{0.5}{x \cdot x}\\
t_4 := t\_1 + -1\\
t_5 := \sqrt{\pi} \cdot \left|x\right|\\
\mathbf{if}\;\left|x\right| \leq 10^{+36}:\\
\;\;\;\;t\_3 \cdot \frac{\frac{1 + t\_1 \cdot t\_2}{1 + t\_1 \cdot t\_4}}{t\_5}\\
\mathbf{elif}\;\left|x\right| \leq 5 \cdot 10^{+75}:\\
\;\;\;\;t\_3 \cdot \frac{\frac{t\_2 + -1}{t\_4}}{t\_5}\\
\mathbf{else}:\\
\;\;\;\;\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(0.5 \cdot \frac{\sqrt{\frac{1}{\pi}}}{\left|x\right|}\right)\\
\end{array}
\end{array}
if (fabs.f64 x) < 1.00000000000000004e36Initial program 99.8%
Simplified99.8%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f6497.9%
Simplified97.9%
Taylor expanded in x around 0
+-lowering-+.f64N/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-commutativeN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f643.9%
Simplified3.9%
flip3-+N/A
/-lowering-/.f64N/A
Applied egg-rr38.8%
if 1.00000000000000004e36 < (fabs.f64 x) < 5.0000000000000002e75Initial program 100.0%
Simplified100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f64100.0%
Simplified100.0%
Taylor expanded in x around 0
+-lowering-+.f64N/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-commutativeN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f645.0%
Simplified5.0%
+-commutativeN/A
associate-*r*N/A
*-commutativeN/A
flip-+N/A
/-lowering-/.f64N/A
Applied egg-rr100.0%
if 5.0000000000000002e75 < (fabs.f64 x) Initial program 100.0%
Simplified100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f64100.0%
Simplified100.0%
Taylor expanded in x around 0
+-lowering-+.f64N/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-commutativeN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64100.0%
Simplified100.0%
Taylor expanded in x around inf
*-lowering-*.f64N/A
metadata-evalN/A
pow-sqrN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
*-commutativeN/A
associate-*l/N/A
*-lft-identityN/A
associate-*r/N/A
*-commutativeN/A
*-commutativeN/A
times-fracN/A
Simplified100.0%
Taylor expanded in x around inf
*-lowering-*.f64N/A
associate-*r/N/A
*-rgt-identityN/A
/-lowering-/.f64N/A
sqrt-lowering-sqrt.f64N/A
/-lowering-/.f64N/A
PI-lowering-PI.f64N/A
fabs-lowering-fabs.f64100.0%
Simplified100.0%
Final simplification92.1%
(FPCore (x)
:precision binary64
(let* ((t_0 (* x (* x (+ 0.5 (* (* x x) 0.16666666666666666)))))
(t_1 (* (* x x) (- -1.0 t_0))))
(if (<= (fabs x) 1e+51)
(/
(/
(*
(+ 1.0 (/ (+ 0.5 (/ (+ 0.75 (/ 1.875 (* x x))) (* x x))) (* x x)))
(* (+ 1.0 (* (* (* x x) (+ 1.0 t_0)) t_1)) (/ 1.0 (+ 1.0 t_1))))
(sqrt PI))
(fabs x))
(/
(+
1.0
(* (* x x) (+ 1.0 (* (* x x) (+ 0.5 (* x (* x 0.16666666666666666)))))))
(fabs (* x (sqrt PI)))))))
double code(double x) {
double t_0 = x * (x * (0.5 + ((x * x) * 0.16666666666666666)));
double t_1 = (x * x) * (-1.0 - t_0);
double tmp;
if (fabs(x) <= 1e+51) {
tmp = (((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) * ((1.0 + (((x * x) * (1.0 + t_0)) * t_1)) * (1.0 / (1.0 + t_1)))) / sqrt(((double) M_PI))) / fabs(x);
} else {
tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / fabs((x * sqrt(((double) M_PI))));
}
return tmp;
}
public static double code(double x) {
double t_0 = x * (x * (0.5 + ((x * x) * 0.16666666666666666)));
double t_1 = (x * x) * (-1.0 - t_0);
double tmp;
if (Math.abs(x) <= 1e+51) {
tmp = (((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) * ((1.0 + (((x * x) * (1.0 + t_0)) * t_1)) * (1.0 / (1.0 + t_1)))) / Math.sqrt(Math.PI)) / Math.abs(x);
} else {
tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / Math.abs((x * Math.sqrt(Math.PI)));
}
return tmp;
}
def code(x): t_0 = x * (x * (0.5 + ((x * x) * 0.16666666666666666))) t_1 = (x * x) * (-1.0 - t_0) tmp = 0 if math.fabs(x) <= 1e+51: tmp = (((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) * ((1.0 + (((x * x) * (1.0 + t_0)) * t_1)) * (1.0 / (1.0 + t_1)))) / math.sqrt(math.pi)) / math.fabs(x) else: tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / math.fabs((x * math.sqrt(math.pi))) return tmp
function code(x) t_0 = Float64(x * Float64(x * Float64(0.5 + Float64(Float64(x * x) * 0.16666666666666666)))) t_1 = Float64(Float64(x * x) * Float64(-1.0 - t_0)) tmp = 0.0 if (abs(x) <= 1e+51) tmp = Float64(Float64(Float64(Float64(1.0 + Float64(Float64(0.5 + Float64(Float64(0.75 + Float64(1.875 / Float64(x * x))) / Float64(x * x))) / Float64(x * x))) * Float64(Float64(1.0 + Float64(Float64(Float64(x * x) * Float64(1.0 + t_0)) * t_1)) * Float64(1.0 / Float64(1.0 + t_1)))) / sqrt(pi)) / abs(x)); else tmp = Float64(Float64(1.0 + Float64(Float64(x * x) * Float64(1.0 + Float64(Float64(x * x) * Float64(0.5 + Float64(x * Float64(x * 0.16666666666666666))))))) / abs(Float64(x * sqrt(pi)))); end return tmp end
function tmp_2 = code(x) t_0 = x * (x * (0.5 + ((x * x) * 0.16666666666666666))); t_1 = (x * x) * (-1.0 - t_0); tmp = 0.0; if (abs(x) <= 1e+51) tmp = (((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) * ((1.0 + (((x * x) * (1.0 + t_0)) * t_1)) * (1.0 / (1.0 + t_1)))) / sqrt(pi)) / abs(x); else tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / abs((x * sqrt(pi))); end tmp_2 = tmp; end
code[x_] := Block[{t$95$0 = N[(x * N[(x * N[(0.5 + N[(N[(x * x), $MachinePrecision] * 0.16666666666666666), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(N[(x * x), $MachinePrecision] * N[(-1.0 - t$95$0), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[Abs[x], $MachinePrecision], 1e+51], N[(N[(N[(N[(1.0 + N[(N[(0.5 + N[(N[(0.75 + N[(1.875 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(N[(1.0 + N[(N[(N[(x * x), $MachinePrecision] * N[(1.0 + t$95$0), $MachinePrecision]), $MachinePrecision] * t$95$1), $MachinePrecision]), $MachinePrecision] * N[(1.0 / N[(1.0 + t$95$1), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision] / N[Abs[x], $MachinePrecision]), $MachinePrecision], N[(N[(1.0 + N[(N[(x * x), $MachinePrecision] * N[(1.0 + N[(N[(x * x), $MachinePrecision] * N[(0.5 + N[(x * N[(x * 0.16666666666666666), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[Abs[N[(x * N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := x \cdot \left(x \cdot \left(0.5 + \left(x \cdot x\right) \cdot 0.16666666666666666\right)\right)\\
t_1 := \left(x \cdot x\right) \cdot \left(-1 - t\_0\right)\\
\mathbf{if}\;\left|x\right| \leq 10^{+51}:\\
\;\;\;\;\frac{\frac{\left(1 + \frac{0.5 + \frac{0.75 + \frac{1.875}{x \cdot x}}{x \cdot x}}{x \cdot x}\right) \cdot \left(\left(1 + \left(\left(x \cdot x\right) \cdot \left(1 + t\_0\right)\right) \cdot t\_1\right) \cdot \frac{1}{1 + t\_1}\right)}{\sqrt{\pi}}}{\left|x\right|}\\
\mathbf{else}:\\
\;\;\;\;\frac{1 + \left(x \cdot x\right) \cdot \left(1 + \left(x \cdot x\right) \cdot \left(0.5 + x \cdot \left(x \cdot 0.16666666666666666\right)\right)\right)}{\left|x \cdot \sqrt{\pi}\right|}\\
\end{array}
\end{array}
if (fabs.f64 x) < 1e51Initial program 99.9%
Simplified99.9%
associate-*l/N/A
associate-/r*N/A
/-lowering-/.f64N/A
Applied egg-rr99.9%
exp-prodN/A
pow-lowering-pow.f64N/A
exp-lowering-exp.f64100.0%
Applied egg-rr100.0%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
unpow2N/A
associate-*r*N/A
*-commutativeN/A
*-lowering-*.f64N/A
*-commutativeN/A
*-lowering-*.f644.8%
Simplified4.8%
flip-+N/A
div-invN/A
*-lowering-*.f64N/A
Applied egg-rr54.3%
if 1e51 < (fabs.f64 x) Initial program 100.0%
Simplified100.0%
Applied egg-rr100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
exp-lowering-exp.f64N/A
unpow2N/A
*-lowering-*.f64N/A
fabs-lowering-fabs.f64N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f64100.0%
Simplified100.0%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
unpow2N/A
associate-*r*N/A
*-commutativeN/A
*-lowering-*.f64N/A
*-commutativeN/A
*-lowering-*.f64100.0%
Simplified100.0%
Final simplification92.1%
(FPCore (x)
:precision binary64
(let* ((t_0 (/ 1.0 (* x x))) (t_1 (* (* x x) (+ 1.0 (* 0.5 (* x x))))))
(if (<= (fabs x) 1e+51)
(*
(/ (* (pow PI -0.5) (- 1.0 (* t_1 t_1))) (* (fabs x) (- 1.0 t_1)))
(+ 1.0 (* t_0 (+ 0.5 (* (+ 0.75 (/ 1.875 (* x x))) t_0)))))
(/
(+
1.0
(* (* x x) (+ 1.0 (* (* x x) (+ 0.5 (* x (* x 0.16666666666666666)))))))
(fabs (* x (sqrt PI)))))))
double code(double x) {
double t_0 = 1.0 / (x * x);
double t_1 = (x * x) * (1.0 + (0.5 * (x * x)));
double tmp;
if (fabs(x) <= 1e+51) {
tmp = ((pow(((double) M_PI), -0.5) * (1.0 - (t_1 * t_1))) / (fabs(x) * (1.0 - t_1))) * (1.0 + (t_0 * (0.5 + ((0.75 + (1.875 / (x * x))) * t_0))));
} else {
tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / fabs((x * sqrt(((double) M_PI))));
}
return tmp;
}
public static double code(double x) {
double t_0 = 1.0 / (x * x);
double t_1 = (x * x) * (1.0 + (0.5 * (x * x)));
double tmp;
if (Math.abs(x) <= 1e+51) {
tmp = ((Math.pow(Math.PI, -0.5) * (1.0 - (t_1 * t_1))) / (Math.abs(x) * (1.0 - t_1))) * (1.0 + (t_0 * (0.5 + ((0.75 + (1.875 / (x * x))) * t_0))));
} else {
tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / Math.abs((x * Math.sqrt(Math.PI)));
}
return tmp;
}
def code(x): t_0 = 1.0 / (x * x) t_1 = (x * x) * (1.0 + (0.5 * (x * x))) tmp = 0 if math.fabs(x) <= 1e+51: tmp = ((math.pow(math.pi, -0.5) * (1.0 - (t_1 * t_1))) / (math.fabs(x) * (1.0 - t_1))) * (1.0 + (t_0 * (0.5 + ((0.75 + (1.875 / (x * x))) * t_0)))) else: tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / math.fabs((x * math.sqrt(math.pi))) return tmp
function code(x) t_0 = Float64(1.0 / Float64(x * x)) t_1 = Float64(Float64(x * x) * Float64(1.0 + Float64(0.5 * Float64(x * x)))) tmp = 0.0 if (abs(x) <= 1e+51) tmp = Float64(Float64(Float64((pi ^ -0.5) * Float64(1.0 - Float64(t_1 * t_1))) / Float64(abs(x) * Float64(1.0 - t_1))) * Float64(1.0 + Float64(t_0 * Float64(0.5 + Float64(Float64(0.75 + Float64(1.875 / Float64(x * x))) * t_0))))); else tmp = Float64(Float64(1.0 + Float64(Float64(x * x) * Float64(1.0 + Float64(Float64(x * x) * Float64(0.5 + Float64(x * Float64(x * 0.16666666666666666))))))) / abs(Float64(x * sqrt(pi)))); end return tmp end
function tmp_2 = code(x) t_0 = 1.0 / (x * x); t_1 = (x * x) * (1.0 + (0.5 * (x * x))); tmp = 0.0; if (abs(x) <= 1e+51) tmp = (((pi ^ -0.5) * (1.0 - (t_1 * t_1))) / (abs(x) * (1.0 - t_1))) * (1.0 + (t_0 * (0.5 + ((0.75 + (1.875 / (x * x))) * t_0)))); else tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / abs((x * sqrt(pi))); end tmp_2 = tmp; end
code[x_] := Block[{t$95$0 = N[(1.0 / N[(x * x), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(N[(x * x), $MachinePrecision] * N[(1.0 + N[(0.5 * N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[Abs[x], $MachinePrecision], 1e+51], N[(N[(N[(N[Power[Pi, -0.5], $MachinePrecision] * N[(1.0 - N[(t$95$1 * t$95$1), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(N[Abs[x], $MachinePrecision] * N[(1.0 - t$95$1), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(1.0 + N[(t$95$0 * N[(0.5 + N[(N[(0.75 + N[(1.875 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * t$95$0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(1.0 + N[(N[(x * x), $MachinePrecision] * N[(1.0 + N[(N[(x * x), $MachinePrecision] * N[(0.5 + N[(x * N[(x * 0.16666666666666666), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[Abs[N[(x * N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{1}{x \cdot x}\\
t_1 := \left(x \cdot x\right) \cdot \left(1 + 0.5 \cdot \left(x \cdot x\right)\right)\\
\mathbf{if}\;\left|x\right| \leq 10^{+51}:\\
\;\;\;\;\frac{{\pi}^{-0.5} \cdot \left(1 - t\_1 \cdot t\_1\right)}{\left|x\right| \cdot \left(1 - t\_1\right)} \cdot \left(1 + t\_0 \cdot \left(0.5 + \left(0.75 + \frac{1.875}{x \cdot x}\right) \cdot t\_0\right)\right)\\
\mathbf{else}:\\
\;\;\;\;\frac{1 + \left(x \cdot x\right) \cdot \left(1 + \left(x \cdot x\right) \cdot \left(0.5 + x \cdot \left(x \cdot 0.16666666666666666\right)\right)\right)}{\left|x \cdot \sqrt{\pi}\right|}\\
\end{array}
\end{array}
if (fabs.f64 x) < 1e51Initial program 99.9%
Simplified99.9%
Taylor expanded in x around 0
+-commutativeN/A
distribute-lft-inN/A
associate-+l+N/A
Simplified4.0%
flip-+N/A
frac-timesN/A
/-lowering-/.f64N/A
Applied egg-rr27.9%
if 1e51 < (fabs.f64 x) Initial program 100.0%
Simplified100.0%
Applied egg-rr100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
exp-lowering-exp.f64N/A
unpow2N/A
*-lowering-*.f64N/A
fabs-lowering-fabs.f64N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f64100.0%
Simplified100.0%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
unpow2N/A
associate-*r*N/A
*-commutativeN/A
*-lowering-*.f64N/A
*-commutativeN/A
*-lowering-*.f64100.0%
Simplified100.0%
Final simplification87.6%
(FPCore (x)
:precision binary64
(let* ((t_0 (+ 0.5 (/ (+ 0.75 (/ 1.875 (* x x))) (* x x)))))
(/
(- 1.0 (/ (* t_0 t_0) (* x (* x (* x x)))))
(/ (- 1.0 (/ t_0 (* x x))) (/ (exp (* x x)) (fabs (* x (sqrt PI))))))))
double code(double x) {
double t_0 = 0.5 + ((0.75 + (1.875 / (x * x))) / (x * x));
return (1.0 - ((t_0 * t_0) / (x * (x * (x * x))))) / ((1.0 - (t_0 / (x * x))) / (exp((x * x)) / fabs((x * sqrt(((double) M_PI))))));
}
public static double code(double x) {
double t_0 = 0.5 + ((0.75 + (1.875 / (x * x))) / (x * x));
return (1.0 - ((t_0 * t_0) / (x * (x * (x * x))))) / ((1.0 - (t_0 / (x * x))) / (Math.exp((x * x)) / Math.abs((x * Math.sqrt(Math.PI)))));
}
def code(x): t_0 = 0.5 + ((0.75 + (1.875 / (x * x))) / (x * x)) return (1.0 - ((t_0 * t_0) / (x * (x * (x * x))))) / ((1.0 - (t_0 / (x * x))) / (math.exp((x * x)) / math.fabs((x * math.sqrt(math.pi)))))
function code(x) t_0 = Float64(0.5 + Float64(Float64(0.75 + Float64(1.875 / Float64(x * x))) / Float64(x * x))) return Float64(Float64(1.0 - Float64(Float64(t_0 * t_0) / Float64(x * Float64(x * Float64(x * x))))) / Float64(Float64(1.0 - Float64(t_0 / Float64(x * x))) / Float64(exp(Float64(x * x)) / abs(Float64(x * sqrt(pi)))))) end
function tmp = code(x) t_0 = 0.5 + ((0.75 + (1.875 / (x * x))) / (x * x)); tmp = (1.0 - ((t_0 * t_0) / (x * (x * (x * x))))) / ((1.0 - (t_0 / (x * x))) / (exp((x * x)) / abs((x * sqrt(pi))))); end
code[x_] := Block[{t$95$0 = N[(0.5 + N[(N[(0.75 + N[(1.875 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, N[(N[(1.0 - N[(N[(t$95$0 * t$95$0), $MachinePrecision] / N[(x * N[(x * N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(N[(1.0 - N[(t$95$0 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(N[Exp[N[(x * x), $MachinePrecision]], $MachinePrecision] / N[Abs[N[(x * N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := 0.5 + \frac{0.75 + \frac{1.875}{x \cdot x}}{x \cdot x}\\
\frac{1 - \frac{t\_0 \cdot t\_0}{x \cdot \left(x \cdot \left(x \cdot x\right)\right)}}{\frac{1 - \frac{t\_0}{x \cdot x}}{\frac{e^{x \cdot x}}{\left|x \cdot \sqrt{\pi}\right|}}}
\end{array}
\end{array}
Initial program 100.0%
Simplified100.0%
Applied egg-rr100.0%
Applied egg-rr100.0%
(FPCore (x)
:precision binary64
(let* ((t_0 (+ 1.0 (* 0.5 (* x x)))) (t_1 (* x (* x t_0))))
(if (<= (fabs x) 5e+75)
(*
(+ 1.0 (/ 0.5 (* x x)))
(/
(/ (+ (* t_0 (* (* x x) t_1)) -1.0) (+ t_1 -1.0))
(* (sqrt PI) (fabs x))))
(* (* (* x x) (* x x)) (* 0.5 (/ (sqrt (/ 1.0 PI)) (fabs x)))))))
double code(double x) {
double t_0 = 1.0 + (0.5 * (x * x));
double t_1 = x * (x * t_0);
double tmp;
if (fabs(x) <= 5e+75) {
tmp = (1.0 + (0.5 / (x * x))) * ((((t_0 * ((x * x) * t_1)) + -1.0) / (t_1 + -1.0)) / (sqrt(((double) M_PI)) * fabs(x)));
} else {
tmp = ((x * x) * (x * x)) * (0.5 * (sqrt((1.0 / ((double) M_PI))) / fabs(x)));
}
return tmp;
}
public static double code(double x) {
double t_0 = 1.0 + (0.5 * (x * x));
double t_1 = x * (x * t_0);
double tmp;
if (Math.abs(x) <= 5e+75) {
tmp = (1.0 + (0.5 / (x * x))) * ((((t_0 * ((x * x) * t_1)) + -1.0) / (t_1 + -1.0)) / (Math.sqrt(Math.PI) * Math.abs(x)));
} else {
tmp = ((x * x) * (x * x)) * (0.5 * (Math.sqrt((1.0 / Math.PI)) / Math.abs(x)));
}
return tmp;
}
def code(x): t_0 = 1.0 + (0.5 * (x * x)) t_1 = x * (x * t_0) tmp = 0 if math.fabs(x) <= 5e+75: tmp = (1.0 + (0.5 / (x * x))) * ((((t_0 * ((x * x) * t_1)) + -1.0) / (t_1 + -1.0)) / (math.sqrt(math.pi) * math.fabs(x))) else: tmp = ((x * x) * (x * x)) * (0.5 * (math.sqrt((1.0 / math.pi)) / math.fabs(x))) return tmp
function code(x) t_0 = Float64(1.0 + Float64(0.5 * Float64(x * x))) t_1 = Float64(x * Float64(x * t_0)) tmp = 0.0 if (abs(x) <= 5e+75) tmp = Float64(Float64(1.0 + Float64(0.5 / Float64(x * x))) * Float64(Float64(Float64(Float64(t_0 * Float64(Float64(x * x) * t_1)) + -1.0) / Float64(t_1 + -1.0)) / Float64(sqrt(pi) * abs(x)))); else tmp = Float64(Float64(Float64(x * x) * Float64(x * x)) * Float64(0.5 * Float64(sqrt(Float64(1.0 / pi)) / abs(x)))); end return tmp end
function tmp_2 = code(x) t_0 = 1.0 + (0.5 * (x * x)); t_1 = x * (x * t_0); tmp = 0.0; if (abs(x) <= 5e+75) tmp = (1.0 + (0.5 / (x * x))) * ((((t_0 * ((x * x) * t_1)) + -1.0) / (t_1 + -1.0)) / (sqrt(pi) * abs(x))); else tmp = ((x * x) * (x * x)) * (0.5 * (sqrt((1.0 / pi)) / abs(x))); end tmp_2 = tmp; end
code[x_] := Block[{t$95$0 = N[(1.0 + N[(0.5 * N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(x * N[(x * t$95$0), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[Abs[x], $MachinePrecision], 5e+75], N[(N[(1.0 + N[(0.5 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(N[(N[(N[(t$95$0 * N[(N[(x * x), $MachinePrecision] * t$95$1), $MachinePrecision]), $MachinePrecision] + -1.0), $MachinePrecision] / N[(t$95$1 + -1.0), $MachinePrecision]), $MachinePrecision] / N[(N[Sqrt[Pi], $MachinePrecision] * N[Abs[x], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(N[(x * x), $MachinePrecision] * N[(x * x), $MachinePrecision]), $MachinePrecision] * N[(0.5 * N[(N[Sqrt[N[(1.0 / Pi), $MachinePrecision]], $MachinePrecision] / N[Abs[x], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := 1 + 0.5 \cdot \left(x \cdot x\right)\\
t_1 := x \cdot \left(x \cdot t\_0\right)\\
\mathbf{if}\;\left|x\right| \leq 5 \cdot 10^{+75}:\\
\;\;\;\;\left(1 + \frac{0.5}{x \cdot x}\right) \cdot \frac{\frac{t\_0 \cdot \left(\left(x \cdot x\right) \cdot t\_1\right) + -1}{t\_1 + -1}}{\sqrt{\pi} \cdot \left|x\right|}\\
\mathbf{else}:\\
\;\;\;\;\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(0.5 \cdot \frac{\sqrt{\frac{1}{\pi}}}{\left|x\right|}\right)\\
\end{array}
\end{array}
if (fabs.f64 x) < 5.0000000000000002e75Initial program 99.9%
Simplified99.9%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f6499.0%
Simplified99.0%
Taylor expanded in x around 0
+-lowering-+.f64N/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-commutativeN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f644.5%
Simplified4.5%
+-commutativeN/A
associate-*r*N/A
*-commutativeN/A
flip-+N/A
/-lowering-/.f64N/A
Applied egg-rr52.0%
if 5.0000000000000002e75 < (fabs.f64 x) Initial program 100.0%
Simplified100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f64100.0%
Simplified100.0%
Taylor expanded in x around 0
+-lowering-+.f64N/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-commutativeN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64100.0%
Simplified100.0%
Taylor expanded in x around inf
*-lowering-*.f64N/A
metadata-evalN/A
pow-sqrN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
*-commutativeN/A
associate-*l/N/A
*-lft-identityN/A
associate-*r/N/A
*-commutativeN/A
*-commutativeN/A
times-fracN/A
Simplified100.0%
Taylor expanded in x around inf
*-lowering-*.f64N/A
associate-*r/N/A
*-rgt-identityN/A
/-lowering-/.f64N/A
sqrt-lowering-sqrt.f64N/A
/-lowering-/.f64N/A
PI-lowering-PI.f64N/A
fabs-lowering-fabs.f64100.0%
Simplified100.0%
Final simplification87.6%
(FPCore (x)
:precision binary64
(/
(/
(*
(+ 1.0 (/ (+ 0.5 (/ (+ 0.75 (/ 1.875 (* x x))) (* x x))) (* x x)))
(exp (* x x)))
(sqrt PI))
(fabs x)))
double code(double x) {
return (((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) * exp((x * x))) / sqrt(((double) M_PI))) / fabs(x);
}
public static double code(double x) {
return (((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) * Math.exp((x * x))) / Math.sqrt(Math.PI)) / Math.abs(x);
}
def code(x): return (((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) * math.exp((x * x))) / math.sqrt(math.pi)) / math.fabs(x)
function code(x) return Float64(Float64(Float64(Float64(1.0 + Float64(Float64(0.5 + Float64(Float64(0.75 + Float64(1.875 / Float64(x * x))) / Float64(x * x))) / Float64(x * x))) * exp(Float64(x * x))) / sqrt(pi)) / abs(x)) end
function tmp = code(x) tmp = (((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) * exp((x * x))) / sqrt(pi)) / abs(x); end
code[x_] := N[(N[(N[(N[(1.0 + N[(N[(0.5 + N[(N[(0.75 + N[(1.875 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[Exp[N[(x * x), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] / N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision] / N[Abs[x], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{\frac{\left(1 + \frac{0.5 + \frac{0.75 + \frac{1.875}{x \cdot x}}{x \cdot x}}{x \cdot x}\right) \cdot e^{x \cdot x}}{\sqrt{\pi}}}{\left|x\right|}
\end{array}
Initial program 100.0%
Simplified100.0%
associate-*l/N/A
associate-/r*N/A
/-lowering-/.f64N/A
Applied egg-rr100.0%
Final simplification100.0%
(FPCore (x) :precision binary64 (* (/ (exp (* x x)) (* (sqrt PI) (fabs x))) (+ 1.0 (/ (+ 0.5 (/ 0.75 (* x x))) (* x x)))))
double code(double x) {
return (exp((x * x)) / (sqrt(((double) M_PI)) * fabs(x))) * (1.0 + ((0.5 + (0.75 / (x * x))) / (x * x)));
}
public static double code(double x) {
return (Math.exp((x * x)) / (Math.sqrt(Math.PI) * Math.abs(x))) * (1.0 + ((0.5 + (0.75 / (x * x))) / (x * x)));
}
def code(x): return (math.exp((x * x)) / (math.sqrt(math.pi) * math.fabs(x))) * (1.0 + ((0.5 + (0.75 / (x * x))) / (x * x)))
function code(x) return Float64(Float64(exp(Float64(x * x)) / Float64(sqrt(pi) * abs(x))) * Float64(1.0 + Float64(Float64(0.5 + Float64(0.75 / Float64(x * x))) / Float64(x * x)))) end
function tmp = code(x) tmp = (exp((x * x)) / (sqrt(pi) * abs(x))) * (1.0 + ((0.5 + (0.75 / (x * x))) / (x * x))); end
code[x_] := N[(N[(N[Exp[N[(x * x), $MachinePrecision]], $MachinePrecision] / N[(N[Sqrt[Pi], $MachinePrecision] * N[Abs[x], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(1.0 + N[(N[(0.5 + N[(0.75 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{e^{x \cdot x}}{\sqrt{\pi} \cdot \left|x\right|} \cdot \left(1 + \frac{0.5 + \frac{0.75}{x \cdot x}}{x \cdot x}\right)
\end{array}
Initial program 100.0%
Simplified100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
+-lowering-+.f64N/A
associate-*r/N/A
metadata-evalN/A
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f6499.8%
Simplified99.8%
(FPCore (x) :precision binary64 (/ (/ (* (exp (* x x)) (+ 1.0 (/ 0.5 (* x x)))) (sqrt PI)) (fabs x)))
double code(double x) {
return ((exp((x * x)) * (1.0 + (0.5 / (x * x)))) / sqrt(((double) M_PI))) / fabs(x);
}
public static double code(double x) {
return ((Math.exp((x * x)) * (1.0 + (0.5 / (x * x)))) / Math.sqrt(Math.PI)) / Math.abs(x);
}
def code(x): return ((math.exp((x * x)) * (1.0 + (0.5 / (x * x)))) / math.sqrt(math.pi)) / math.fabs(x)
function code(x) return Float64(Float64(Float64(exp(Float64(x * x)) * Float64(1.0 + Float64(0.5 / Float64(x * x)))) / sqrt(pi)) / abs(x)) end
function tmp = code(x) tmp = ((exp((x * x)) * (1.0 + (0.5 / (x * x)))) / sqrt(pi)) / abs(x); end
code[x_] := N[(N[(N[(N[Exp[N[(x * x), $MachinePrecision]], $MachinePrecision] * N[(1.0 + N[(0.5 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision] / N[Abs[x], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{\frac{e^{x \cdot x} \cdot \left(1 + \frac{0.5}{x \cdot x}\right)}{\sqrt{\pi}}}{\left|x\right|}
\end{array}
Initial program 100.0%
Simplified100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f6499.7%
Simplified99.7%
associate-*l/N/A
associate-/r*N/A
/-lowering-/.f64N/A
/-lowering-/.f64N/A
*-lowering-*.f64N/A
exp-lowering-exp.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
/-lowering-/.f64N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f64N/A
fabs-lowering-fabs.f6499.7%
Applied egg-rr99.7%
(FPCore (x) :precision binary64 (* (/ (exp (* x x)) (* (sqrt PI) (fabs x))) (+ 1.0 (/ 0.5 (* x x)))))
double code(double x) {
return (exp((x * x)) / (sqrt(((double) M_PI)) * fabs(x))) * (1.0 + (0.5 / (x * x)));
}
public static double code(double x) {
return (Math.exp((x * x)) / (Math.sqrt(Math.PI) * Math.abs(x))) * (1.0 + (0.5 / (x * x)));
}
def code(x): return (math.exp((x * x)) / (math.sqrt(math.pi) * math.fabs(x))) * (1.0 + (0.5 / (x * x)))
function code(x) return Float64(Float64(exp(Float64(x * x)) / Float64(sqrt(pi) * abs(x))) * Float64(1.0 + Float64(0.5 / Float64(x * x)))) end
function tmp = code(x) tmp = (exp((x * x)) / (sqrt(pi) * abs(x))) * (1.0 + (0.5 / (x * x))); end
code[x_] := N[(N[(N[Exp[N[(x * x), $MachinePrecision]], $MachinePrecision] / N[(N[Sqrt[Pi], $MachinePrecision] * N[Abs[x], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(1.0 + N[(0.5 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{e^{x \cdot x}}{\sqrt{\pi} \cdot \left|x\right|} \cdot \left(1 + \frac{0.5}{x \cdot x}\right)
\end{array}
Initial program 100.0%
Simplified100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f6499.7%
Simplified99.7%
(FPCore (x) :precision binary64 (/ (exp (* x x)) (fabs (* x (sqrt PI)))))
double code(double x) {
return exp((x * x)) / fabs((x * sqrt(((double) M_PI))));
}
public static double code(double x) {
return Math.exp((x * x)) / Math.abs((x * Math.sqrt(Math.PI)));
}
def code(x): return math.exp((x * x)) / math.fabs((x * math.sqrt(math.pi)))
function code(x) return Float64(exp(Float64(x * x)) / abs(Float64(x * sqrt(pi)))) end
function tmp = code(x) tmp = exp((x * x)) / abs((x * sqrt(pi))); end
code[x_] := N[(N[Exp[N[(x * x), $MachinePrecision]], $MachinePrecision] / N[Abs[N[(x * N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{e^{x \cdot x}}{\left|x \cdot \sqrt{\pi}\right|}
\end{array}
Initial program 100.0%
Simplified100.0%
Applied egg-rr100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
exp-lowering-exp.f64N/A
unpow2N/A
*-lowering-*.f64N/A
fabs-lowering-fabs.f64N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f6499.7%
Simplified99.7%
(FPCore (x)
:precision binary64
(*
(/
(+ 1.0 (/ (+ 0.5 (/ (+ 0.75 (/ 1.875 (* x x))) (* x x))) (* x x)))
(fabs x))
(/
(+
1.0
(* (* x x) (+ 1.0 (* x (* x (+ 0.5 (* (* x x) 0.16666666666666666)))))))
(sqrt PI))))
double code(double x) {
return ((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) / fabs(x)) * ((1.0 + ((x * x) * (1.0 + (x * (x * (0.5 + ((x * x) * 0.16666666666666666))))))) / sqrt(((double) M_PI)));
}
public static double code(double x) {
return ((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) / Math.abs(x)) * ((1.0 + ((x * x) * (1.0 + (x * (x * (0.5 + ((x * x) * 0.16666666666666666))))))) / Math.sqrt(Math.PI));
}
def code(x): return ((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) / math.fabs(x)) * ((1.0 + ((x * x) * (1.0 + (x * (x * (0.5 + ((x * x) * 0.16666666666666666))))))) / math.sqrt(math.pi))
function code(x) return Float64(Float64(Float64(1.0 + Float64(Float64(0.5 + Float64(Float64(0.75 + Float64(1.875 / Float64(x * x))) / Float64(x * x))) / Float64(x * x))) / abs(x)) * Float64(Float64(1.0 + Float64(Float64(x * x) * Float64(1.0 + Float64(x * Float64(x * Float64(0.5 + Float64(Float64(x * x) * 0.16666666666666666))))))) / sqrt(pi))) end
function tmp = code(x) tmp = ((1.0 + ((0.5 + ((0.75 + (1.875 / (x * x))) / (x * x))) / (x * x))) / abs(x)) * ((1.0 + ((x * x) * (1.0 + (x * (x * (0.5 + ((x * x) * 0.16666666666666666))))))) / sqrt(pi)); end
code[x_] := N[(N[(N[(1.0 + N[(N[(0.5 + N[(N[(0.75 + N[(1.875 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[Abs[x], $MachinePrecision]), $MachinePrecision] * N[(N[(1.0 + N[(N[(x * x), $MachinePrecision] * N[(1.0 + N[(x * N[(x * N[(0.5 + N[(N[(x * x), $MachinePrecision] * 0.16666666666666666), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{1 + \frac{0.5 + \frac{0.75 + \frac{1.875}{x \cdot x}}{x \cdot x}}{x \cdot x}}{\left|x\right|} \cdot \frac{1 + \left(x \cdot x\right) \cdot \left(1 + x \cdot \left(x \cdot \left(0.5 + \left(x \cdot x\right) \cdot 0.16666666666666666\right)\right)\right)}{\sqrt{\pi}}
\end{array}
Initial program 100.0%
Simplified100.0%
associate-*l/N/A
associate-/r*N/A
/-lowering-/.f64N/A
Applied egg-rr100.0%
exp-prodN/A
pow-lowering-pow.f64N/A
exp-lowering-exp.f64100.0%
Applied egg-rr100.0%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
unpow2N/A
associate-*r*N/A
*-commutativeN/A
*-lowering-*.f64N/A
*-commutativeN/A
*-lowering-*.f6483.6%
Simplified83.6%
associate-/l/N/A
*-commutativeN/A
times-fracN/A
*-lowering-*.f64N/A
Applied egg-rr83.6%
(FPCore (x)
:precision binary64
(*
(+ 1.0 (/ 0.5 (* x x)))
(/
(+
1.0
(* (* x x) (+ 1.0 (* x (* x (+ 0.5 (* (* x x) 0.16666666666666666)))))))
(* (sqrt PI) (fabs x)))))
double code(double x) {
return (1.0 + (0.5 / (x * x))) * ((1.0 + ((x * x) * (1.0 + (x * (x * (0.5 + ((x * x) * 0.16666666666666666))))))) / (sqrt(((double) M_PI)) * fabs(x)));
}
public static double code(double x) {
return (1.0 + (0.5 / (x * x))) * ((1.0 + ((x * x) * (1.0 + (x * (x * (0.5 + ((x * x) * 0.16666666666666666))))))) / (Math.sqrt(Math.PI) * Math.abs(x)));
}
def code(x): return (1.0 + (0.5 / (x * x))) * ((1.0 + ((x * x) * (1.0 + (x * (x * (0.5 + ((x * x) * 0.16666666666666666))))))) / (math.sqrt(math.pi) * math.fabs(x)))
function code(x) return Float64(Float64(1.0 + Float64(0.5 / Float64(x * x))) * Float64(Float64(1.0 + Float64(Float64(x * x) * Float64(1.0 + Float64(x * Float64(x * Float64(0.5 + Float64(Float64(x * x) * 0.16666666666666666))))))) / Float64(sqrt(pi) * abs(x)))) end
function tmp = code(x) tmp = (1.0 + (0.5 / (x * x))) * ((1.0 + ((x * x) * (1.0 + (x * (x * (0.5 + ((x * x) * 0.16666666666666666))))))) / (sqrt(pi) * abs(x))); end
code[x_] := N[(N[(1.0 + N[(0.5 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(N[(1.0 + N[(N[(x * x), $MachinePrecision] * N[(1.0 + N[(x * N[(x * N[(0.5 + N[(N[(x * x), $MachinePrecision] * 0.16666666666666666), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(N[Sqrt[Pi], $MachinePrecision] * N[Abs[x], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(1 + \frac{0.5}{x \cdot x}\right) \cdot \frac{1 + \left(x \cdot x\right) \cdot \left(1 + x \cdot \left(x \cdot \left(0.5 + \left(x \cdot x\right) \cdot 0.16666666666666666\right)\right)\right)}{\sqrt{\pi} \cdot \left|x\right|}
\end{array}
Initial program 100.0%
Simplified100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f6499.7%
Simplified99.7%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-commutativeN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f6483.6%
Simplified83.6%
Final simplification83.6%
(FPCore (x) :precision binary64 (/ (+ 1.0 (* (* x x) (+ 1.0 (* (* x x) (+ 0.5 (* x (* x 0.16666666666666666))))))) (fabs (* x (sqrt PI)))))
double code(double x) {
return (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / fabs((x * sqrt(((double) M_PI))));
}
public static double code(double x) {
return (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / Math.abs((x * Math.sqrt(Math.PI)));
}
def code(x): return (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / math.fabs((x * math.sqrt(math.pi)))
function code(x) return Float64(Float64(1.0 + Float64(Float64(x * x) * Float64(1.0 + Float64(Float64(x * x) * Float64(0.5 + Float64(x * Float64(x * 0.16666666666666666))))))) / abs(Float64(x * sqrt(pi)))) end
function tmp = code(x) tmp = (1.0 + ((x * x) * (1.0 + ((x * x) * (0.5 + (x * (x * 0.16666666666666666))))))) / abs((x * sqrt(pi))); end
code[x_] := N[(N[(1.0 + N[(N[(x * x), $MachinePrecision] * N[(1.0 + N[(N[(x * x), $MachinePrecision] * N[(0.5 + N[(x * N[(x * 0.16666666666666666), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[Abs[N[(x * N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{1 + \left(x \cdot x\right) \cdot \left(1 + \left(x \cdot x\right) \cdot \left(0.5 + x \cdot \left(x \cdot 0.16666666666666666\right)\right)\right)}{\left|x \cdot \sqrt{\pi}\right|}
\end{array}
Initial program 100.0%
Simplified100.0%
Applied egg-rr100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
exp-lowering-exp.f64N/A
unpow2N/A
*-lowering-*.f64N/A
fabs-lowering-fabs.f64N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f6499.7%
Simplified99.7%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
unpow2N/A
associate-*r*N/A
*-commutativeN/A
*-lowering-*.f64N/A
*-commutativeN/A
*-lowering-*.f6483.6%
Simplified83.6%
(FPCore (x) :precision binary64 (* (* (* x x) (* x x)) (/ (+ 0.5 (/ 1.25 (* x x))) (fabs (* x (sqrt PI))))))
double code(double x) {
return ((x * x) * (x * x)) * ((0.5 + (1.25 / (x * x))) / fabs((x * sqrt(((double) M_PI)))));
}
public static double code(double x) {
return ((x * x) * (x * x)) * ((0.5 + (1.25 / (x * x))) / Math.abs((x * Math.sqrt(Math.PI))));
}
def code(x): return ((x * x) * (x * x)) * ((0.5 + (1.25 / (x * x))) / math.fabs((x * math.sqrt(math.pi))))
function code(x) return Float64(Float64(Float64(x * x) * Float64(x * x)) * Float64(Float64(0.5 + Float64(1.25 / Float64(x * x))) / abs(Float64(x * sqrt(pi))))) end
function tmp = code(x) tmp = ((x * x) * (x * x)) * ((0.5 + (1.25 / (x * x))) / abs((x * sqrt(pi)))); end
code[x_] := N[(N[(N[(x * x), $MachinePrecision] * N[(x * x), $MachinePrecision]), $MachinePrecision] * N[(N[(0.5 + N[(1.25 / N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[Abs[N[(x * N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \frac{0.5 + \frac{1.25}{x \cdot x}}{\left|x \cdot \sqrt{\pi}\right|}
\end{array}
Initial program 100.0%
Simplified100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f6499.7%
Simplified99.7%
Taylor expanded in x around 0
+-lowering-+.f64N/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-commutativeN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f6475.4%
Simplified75.4%
Taylor expanded in x around inf
*-lowering-*.f64N/A
metadata-evalN/A
pow-sqrN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
*-commutativeN/A
associate-*l/N/A
*-lft-identityN/A
associate-*r/N/A
*-commutativeN/A
*-commutativeN/A
times-fracN/A
Simplified75.4%
*-commutativeN/A
clear-numN/A
un-div-invN/A
clear-numN/A
sqrt-divN/A
metadata-evalN/A
associate-/l/N/A
add-sqr-sqrtN/A
rem-sqrt-squareN/A
fabs-mulN/A
clear-numN/A
/-rgt-identityN/A
/-lowering-/.f64N/A
Applied egg-rr75.4%
(FPCore (x) :precision binary64 (/ (+ 1.0 (* (* x x) (+ 1.0 (* 0.5 (* x x))))) (fabs (* x (sqrt PI)))))
double code(double x) {
return (1.0 + ((x * x) * (1.0 + (0.5 * (x * x))))) / fabs((x * sqrt(((double) M_PI))));
}
public static double code(double x) {
return (1.0 + ((x * x) * (1.0 + (0.5 * (x * x))))) / Math.abs((x * Math.sqrt(Math.PI)));
}
def code(x): return (1.0 + ((x * x) * (1.0 + (0.5 * (x * x))))) / math.fabs((x * math.sqrt(math.pi)))
function code(x) return Float64(Float64(1.0 + Float64(Float64(x * x) * Float64(1.0 + Float64(0.5 * Float64(x * x))))) / abs(Float64(x * sqrt(pi)))) end
function tmp = code(x) tmp = (1.0 + ((x * x) * (1.0 + (0.5 * (x * x))))) / abs((x * sqrt(pi))); end
code[x_] := N[(N[(1.0 + N[(N[(x * x), $MachinePrecision] * N[(1.0 + N[(0.5 * N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[Abs[N[(x * N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{1 + \left(x \cdot x\right) \cdot \left(1 + 0.5 \cdot \left(x \cdot x\right)\right)}{\left|x \cdot \sqrt{\pi}\right|}
\end{array}
Initial program 100.0%
Simplified100.0%
Applied egg-rr100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
exp-lowering-exp.f64N/A
unpow2N/A
*-lowering-*.f64N/A
fabs-lowering-fabs.f64N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f6499.7%
Simplified99.7%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-commutativeN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f6475.4%
Simplified75.4%
Final simplification75.4%
(FPCore (x) :precision binary64 (* (* (* x x) (* x x)) (* 0.5 (/ (sqrt (/ 1.0 PI)) (fabs x)))))
double code(double x) {
return ((x * x) * (x * x)) * (0.5 * (sqrt((1.0 / ((double) M_PI))) / fabs(x)));
}
public static double code(double x) {
return ((x * x) * (x * x)) * (0.5 * (Math.sqrt((1.0 / Math.PI)) / Math.abs(x)));
}
def code(x): return ((x * x) * (x * x)) * (0.5 * (math.sqrt((1.0 / math.pi)) / math.fabs(x)))
function code(x) return Float64(Float64(Float64(x * x) * Float64(x * x)) * Float64(0.5 * Float64(sqrt(Float64(1.0 / pi)) / abs(x)))) end
function tmp = code(x) tmp = ((x * x) * (x * x)) * (0.5 * (sqrt((1.0 / pi)) / abs(x))); end
code[x_] := N[(N[(N[(x * x), $MachinePrecision] * N[(x * x), $MachinePrecision]), $MachinePrecision] * N[(0.5 * N[(N[Sqrt[N[(1.0 / Pi), $MachinePrecision]], $MachinePrecision] / N[Abs[x], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(0.5 \cdot \frac{\sqrt{\frac{1}{\pi}}}{\left|x\right|}\right)
\end{array}
Initial program 100.0%
Simplified100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f6499.7%
Simplified99.7%
Taylor expanded in x around 0
+-lowering-+.f64N/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-commutativeN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f6475.4%
Simplified75.4%
Taylor expanded in x around inf
*-lowering-*.f64N/A
metadata-evalN/A
pow-sqrN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
*-commutativeN/A
associate-*l/N/A
*-lft-identityN/A
associate-*r/N/A
*-commutativeN/A
*-commutativeN/A
times-fracN/A
Simplified75.4%
Taylor expanded in x around inf
*-lowering-*.f64N/A
associate-*r/N/A
*-rgt-identityN/A
/-lowering-/.f64N/A
sqrt-lowering-sqrt.f64N/A
/-lowering-/.f64N/A
PI-lowering-PI.f64N/A
fabs-lowering-fabs.f6475.4%
Simplified75.4%
(FPCore (x) :precision binary64 (* (* x x) (* (* (* x x) (sqrt (/ 1.0 PI))) (/ 0.5 (fabs x)))))
double code(double x) {
return (x * x) * (((x * x) * sqrt((1.0 / ((double) M_PI)))) * (0.5 / fabs(x)));
}
public static double code(double x) {
return (x * x) * (((x * x) * Math.sqrt((1.0 / Math.PI))) * (0.5 / Math.abs(x)));
}
def code(x): return (x * x) * (((x * x) * math.sqrt((1.0 / math.pi))) * (0.5 / math.fabs(x)))
function code(x) return Float64(Float64(x * x) * Float64(Float64(Float64(x * x) * sqrt(Float64(1.0 / pi))) * Float64(0.5 / abs(x)))) end
function tmp = code(x) tmp = (x * x) * (((x * x) * sqrt((1.0 / pi))) * (0.5 / abs(x))); end
code[x_] := N[(N[(x * x), $MachinePrecision] * N[(N[(N[(x * x), $MachinePrecision] * N[Sqrt[N[(1.0 / Pi), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] * N[(0.5 / N[Abs[x], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(x \cdot x\right) \cdot \left(\left(\left(x \cdot x\right) \cdot \sqrt{\frac{1}{\pi}}\right) \cdot \frac{0.5}{\left|x\right|}\right)
\end{array}
Initial program 100.0%
Simplified100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f6499.7%
Simplified99.7%
Taylor expanded in x around 0
+-lowering-+.f64N/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-commutativeN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f6475.4%
Simplified75.4%
Taylor expanded in x around inf
associate-*r*N/A
associate-*r/N/A
metadata-evalN/A
pow-sqrN/A
associate-*l*N/A
*-commutativeN/A
associate-*r/N/A
associate-*r/N/A
associate-*r*N/A
associate-*r*N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
*-commutativeN/A
associate-*l/N/A
associate-*l/N/A
Simplified66.1%
(FPCore (x) :precision binary64 (/ (* (sqrt (/ 1.0 PI)) (* (* x x) 1.25)) (fabs x)))
double code(double x) {
return (sqrt((1.0 / ((double) M_PI))) * ((x * x) * 1.25)) / fabs(x);
}
public static double code(double x) {
return (Math.sqrt((1.0 / Math.PI)) * ((x * x) * 1.25)) / Math.abs(x);
}
def code(x): return (math.sqrt((1.0 / math.pi)) * ((x * x) * 1.25)) / math.fabs(x)
function code(x) return Float64(Float64(sqrt(Float64(1.0 / pi)) * Float64(Float64(x * x) * 1.25)) / abs(x)) end
function tmp = code(x) tmp = (sqrt((1.0 / pi)) * ((x * x) * 1.25)) / abs(x); end
code[x_] := N[(N[(N[Sqrt[N[(1.0 / Pi), $MachinePrecision]], $MachinePrecision] * N[(N[(x * x), $MachinePrecision] * 1.25), $MachinePrecision]), $MachinePrecision] / N[Abs[x], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{\sqrt{\frac{1}{\pi}} \cdot \left(\left(x \cdot x\right) \cdot 1.25\right)}{\left|x\right|}
\end{array}
Initial program 100.0%
Simplified100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f6499.7%
Simplified99.7%
Taylor expanded in x around 0
+-lowering-+.f64N/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
*-commutativeN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f6475.4%
Simplified75.4%
Taylor expanded in x around inf
*-lowering-*.f64N/A
metadata-evalN/A
pow-sqrN/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
*-commutativeN/A
associate-*l/N/A
*-lft-identityN/A
associate-*r/N/A
*-commutativeN/A
*-commutativeN/A
times-fracN/A
Simplified75.4%
Taylor expanded in x around 0
*-commutativeN/A
associate-*r*N/A
*-lft-identityN/A
associate-*l/N/A
associate-*l*N/A
associate-*r*N/A
*-commutativeN/A
associate-*r*N/A
associate-*r/N/A
*-rgt-identityN/A
associate-*r/N/A
/-lowering-/.f64N/A
Simplified51.2%
Final simplification51.2%
(FPCore (x) :precision binary64 (/ (+ 1.0 (* x x)) (fabs (* x (sqrt PI)))))
double code(double x) {
return (1.0 + (x * x)) / fabs((x * sqrt(((double) M_PI))));
}
public static double code(double x) {
return (1.0 + (x * x)) / Math.abs((x * Math.sqrt(Math.PI)));
}
def code(x): return (1.0 + (x * x)) / math.fabs((x * math.sqrt(math.pi)))
function code(x) return Float64(Float64(1.0 + Float64(x * x)) / abs(Float64(x * sqrt(pi)))) end
function tmp = code(x) tmp = (1.0 + (x * x)) / abs((x * sqrt(pi))); end
code[x_] := N[(N[(1.0 + N[(x * x), $MachinePrecision]), $MachinePrecision] / N[Abs[N[(x * N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{1 + x \cdot x}{\left|x \cdot \sqrt{\pi}\right|}
\end{array}
Initial program 100.0%
Simplified100.0%
Applied egg-rr100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
exp-lowering-exp.f64N/A
unpow2N/A
*-lowering-*.f64N/A
fabs-lowering-fabs.f64N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f6499.7%
Simplified99.7%
Taylor expanded in x around 0
+-lowering-+.f64N/A
unpow2N/A
*-lowering-*.f6451.2%
Simplified51.2%
(FPCore (x) :precision binary64 (/ (* x x) (fabs (* x (sqrt PI)))))
double code(double x) {
return (x * x) / fabs((x * sqrt(((double) M_PI))));
}
public static double code(double x) {
return (x * x) / Math.abs((x * Math.sqrt(Math.PI)));
}
def code(x): return (x * x) / math.fabs((x * math.sqrt(math.pi)))
function code(x) return Float64(Float64(x * x) / abs(Float64(x * sqrt(pi)))) end
function tmp = code(x) tmp = (x * x) / abs((x * sqrt(pi))); end
code[x_] := N[(N[(x * x), $MachinePrecision] / N[Abs[N[(x * N[Sqrt[Pi], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{x \cdot x}{\left|x \cdot \sqrt{\pi}\right|}
\end{array}
Initial program 100.0%
Simplified100.0%
Applied egg-rr100.0%
Taylor expanded in x around inf
/-lowering-/.f64N/A
exp-lowering-exp.f64N/A
unpow2N/A
*-lowering-*.f64N/A
fabs-lowering-fabs.f64N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f6499.7%
Simplified99.7%
Taylor expanded in x around 0
*-rgt-identityN/A
associate-*r/N/A
distribute-rgt1-inN/A
+-commutativeN/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
unpow2N/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
fabs-lowering-fabs.f64N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f6451.2%
Simplified51.2%
Taylor expanded in x around inf
/-lowering-/.f64N/A
unpow2N/A
*-lowering-*.f64N/A
fabs-lowering-fabs.f64N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f6451.2%
Simplified51.2%
(FPCore (x) :precision binary64 (/ (pow PI -0.5) (fabs x)))
double code(double x) {
return pow(((double) M_PI), -0.5) / fabs(x);
}
public static double code(double x) {
return Math.pow(Math.PI, -0.5) / Math.abs(x);
}
def code(x): return math.pow(math.pi, -0.5) / math.fabs(x)
function code(x) return Float64((pi ^ -0.5) / abs(x)) end
function tmp = code(x) tmp = (pi ^ -0.5) / abs(x); end
code[x_] := N[(N[Power[Pi, -0.5], $MachinePrecision] / N[Abs[x], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{{\pi}^{-0.5}}{\left|x\right|}
\end{array}
Initial program 100.0%
Simplified100.0%
Taylor expanded in x around 0
associate-*r/N/A
*-rgt-identityN/A
/-lowering-/.f64N/A
sqrt-lowering-sqrt.f64N/A
/-lowering-/.f64N/A
PI-lowering-PI.f64N/A
fabs-lowering-fabs.f642.3%
Simplified2.3%
Taylor expanded in x around inf
associate-*r/N/A
*-rgt-identityN/A
/-lowering-/.f64N/A
sqrt-lowering-sqrt.f64N/A
/-lowering-/.f64N/A
PI-lowering-PI.f64N/A
fabs-lowering-fabs.f642.3%
Simplified2.3%
/-lowering-/.f64N/A
inv-powN/A
sqrt-pow1N/A
metadata-evalN/A
pow-lowering-pow.f64N/A
PI-lowering-PI.f64N/A
fabs-lowering-fabs.f642.3%
Applied egg-rr2.3%
herbie shell --seed 2024161
(FPCore (x)
:name "Jmat.Real.erfi, branch x greater than or equal to 5"
:precision binary64
:pre (>= x 0.5)
(* (* (/ 1.0 (sqrt PI)) (exp (* (fabs x) (fabs x)))) (+ (+ (+ (/ 1.0 (fabs x)) (* (/ 1.0 2.0) (* (* (/ 1.0 (fabs x)) (/ 1.0 (fabs x))) (/ 1.0 (fabs x))))) (* (/ 3.0 4.0) (* (* (* (* (/ 1.0 (fabs x)) (/ 1.0 (fabs x))) (/ 1.0 (fabs x))) (/ 1.0 (fabs x))) (/ 1.0 (fabs x))))) (* (/ 15.0 8.0) (* (* (* (* (* (* (/ 1.0 (fabs x)) (/ 1.0 (fabs x))) (/ 1.0 (fabs x))) (/ 1.0 (fabs x))) (/ 1.0 (fabs x))) (/ 1.0 (fabs x))) (/ 1.0 (fabs x)))))))