
(FPCore (x)
:precision binary64
(let* ((t_0 (* (* x x) (* x x)))
(t_1 (* t_0 (* x x)))
(t_2 (* t_1 (* x x)))
(t_3 (* t_2 (* x x))))
(*
(/
(+
(+
(+
(+ (+ 1.0 (* 0.1049934947 (* x x))) (* 0.0424060604 t_0))
(* 0.0072644182 t_1))
(* 0.0005064034 t_2))
(* 0.0001789971 t_3))
(+
(+
(+
(+
(+ (+ 1.0 (* 0.7715471019 (* x x))) (* 0.2909738639 t_0))
(* 0.0694555761 t_1))
(* 0.0140005442 t_2))
(* 0.0008327945 t_3))
(* (* 2.0 0.0001789971) (* t_3 (* x x)))))
x)))
double code(double x) {
double t_0 = (x * x) * (x * x);
double t_1 = t_0 * (x * x);
double t_2 = t_1 * (x * x);
double t_3 = t_2 * (x * x);
return ((((((1.0 + (0.1049934947 * (x * x))) + (0.0424060604 * t_0)) + (0.0072644182 * t_1)) + (0.0005064034 * t_2)) + (0.0001789971 * t_3)) / ((((((1.0 + (0.7715471019 * (x * x))) + (0.2909738639 * t_0)) + (0.0694555761 * t_1)) + (0.0140005442 * t_2)) + (0.0008327945 * t_3)) + ((2.0 * 0.0001789971) * (t_3 * (x * x))))) * x;
}
real(8) function code(x)
real(8), intent (in) :: x
real(8) :: t_0
real(8) :: t_1
real(8) :: t_2
real(8) :: t_3
t_0 = (x * x) * (x * x)
t_1 = t_0 * (x * x)
t_2 = t_1 * (x * x)
t_3 = t_2 * (x * x)
code = ((((((1.0d0 + (0.1049934947d0 * (x * x))) + (0.0424060604d0 * t_0)) + (0.0072644182d0 * t_1)) + (0.0005064034d0 * t_2)) + (0.0001789971d0 * t_3)) / ((((((1.0d0 + (0.7715471019d0 * (x * x))) + (0.2909738639d0 * t_0)) + (0.0694555761d0 * t_1)) + (0.0140005442d0 * t_2)) + (0.0008327945d0 * t_3)) + ((2.0d0 * 0.0001789971d0) * (t_3 * (x * x))))) * x
end function
public static double code(double x) {
double t_0 = (x * x) * (x * x);
double t_1 = t_0 * (x * x);
double t_2 = t_1 * (x * x);
double t_3 = t_2 * (x * x);
return ((((((1.0 + (0.1049934947 * (x * x))) + (0.0424060604 * t_0)) + (0.0072644182 * t_1)) + (0.0005064034 * t_2)) + (0.0001789971 * t_3)) / ((((((1.0 + (0.7715471019 * (x * x))) + (0.2909738639 * t_0)) + (0.0694555761 * t_1)) + (0.0140005442 * t_2)) + (0.0008327945 * t_3)) + ((2.0 * 0.0001789971) * (t_3 * (x * x))))) * x;
}
def code(x): t_0 = (x * x) * (x * x) t_1 = t_0 * (x * x) t_2 = t_1 * (x * x) t_3 = t_2 * (x * x) return ((((((1.0 + (0.1049934947 * (x * x))) + (0.0424060604 * t_0)) + (0.0072644182 * t_1)) + (0.0005064034 * t_2)) + (0.0001789971 * t_3)) / ((((((1.0 + (0.7715471019 * (x * x))) + (0.2909738639 * t_0)) + (0.0694555761 * t_1)) + (0.0140005442 * t_2)) + (0.0008327945 * t_3)) + ((2.0 * 0.0001789971) * (t_3 * (x * x))))) * x
function code(x) t_0 = Float64(Float64(x * x) * Float64(x * x)) t_1 = Float64(t_0 * Float64(x * x)) t_2 = Float64(t_1 * Float64(x * x)) t_3 = Float64(t_2 * Float64(x * x)) return Float64(Float64(Float64(Float64(Float64(Float64(Float64(1.0 + Float64(0.1049934947 * Float64(x * x))) + Float64(0.0424060604 * t_0)) + Float64(0.0072644182 * t_1)) + Float64(0.0005064034 * t_2)) + Float64(0.0001789971 * t_3)) / Float64(Float64(Float64(Float64(Float64(Float64(1.0 + Float64(0.7715471019 * Float64(x * x))) + Float64(0.2909738639 * t_0)) + Float64(0.0694555761 * t_1)) + Float64(0.0140005442 * t_2)) + Float64(0.0008327945 * t_3)) + Float64(Float64(2.0 * 0.0001789971) * Float64(t_3 * Float64(x * x))))) * x) end
function tmp = code(x) t_0 = (x * x) * (x * x); t_1 = t_0 * (x * x); t_2 = t_1 * (x * x); t_3 = t_2 * (x * x); tmp = ((((((1.0 + (0.1049934947 * (x * x))) + (0.0424060604 * t_0)) + (0.0072644182 * t_1)) + (0.0005064034 * t_2)) + (0.0001789971 * t_3)) / ((((((1.0 + (0.7715471019 * (x * x))) + (0.2909738639 * t_0)) + (0.0694555761 * t_1)) + (0.0140005442 * t_2)) + (0.0008327945 * t_3)) + ((2.0 * 0.0001789971) * (t_3 * (x * x))))) * x; end
code[x_] := Block[{t$95$0 = N[(N[(x * x), $MachinePrecision] * N[(x * x), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(t$95$0 * N[(x * x), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$2 = N[(t$95$1 * N[(x * x), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$3 = N[(t$95$2 * N[(x * x), $MachinePrecision]), $MachinePrecision]}, N[(N[(N[(N[(N[(N[(N[(1.0 + N[(0.1049934947 * N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(0.0424060604 * t$95$0), $MachinePrecision]), $MachinePrecision] + N[(0.0072644182 * t$95$1), $MachinePrecision]), $MachinePrecision] + N[(0.0005064034 * t$95$2), $MachinePrecision]), $MachinePrecision] + N[(0.0001789971 * t$95$3), $MachinePrecision]), $MachinePrecision] / N[(N[(N[(N[(N[(N[(1.0 + N[(0.7715471019 * N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(0.2909738639 * t$95$0), $MachinePrecision]), $MachinePrecision] + N[(0.0694555761 * t$95$1), $MachinePrecision]), $MachinePrecision] + N[(0.0140005442 * t$95$2), $MachinePrecision]), $MachinePrecision] + N[(0.0008327945 * t$95$3), $MachinePrecision]), $MachinePrecision] + N[(N[(2.0 * 0.0001789971), $MachinePrecision] * N[(t$95$3 * N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * x), $MachinePrecision]]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(x \cdot x\right) \cdot \left(x \cdot x\right)\\
t_1 := t\_0 \cdot \left(x \cdot x\right)\\
t_2 := t\_1 \cdot \left(x \cdot x\right)\\
t_3 := t\_2 \cdot \left(x \cdot x\right)\\
\frac{\left(\left(\left(\left(1 + 0.1049934947 \cdot \left(x \cdot x\right)\right) + 0.0424060604 \cdot t\_0\right) + 0.0072644182 \cdot t\_1\right) + 0.0005064034 \cdot t\_2\right) + 0.0001789971 \cdot t\_3}{\left(\left(\left(\left(\left(1 + 0.7715471019 \cdot \left(x \cdot x\right)\right) + 0.2909738639 \cdot t\_0\right) + 0.0694555761 \cdot t\_1\right) + 0.0140005442 \cdot t\_2\right) + 0.0008327945 \cdot t\_3\right) + \left(2 \cdot 0.0001789971\right) \cdot \left(t\_3 \cdot \left(x \cdot x\right)\right)} \cdot x
\end{array}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 13 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x)
:precision binary64
(let* ((t_0 (* (* x x) (* x x)))
(t_1 (* t_0 (* x x)))
(t_2 (* t_1 (* x x)))
(t_3 (* t_2 (* x x))))
(*
(/
(+
(+
(+
(+ (+ 1.0 (* 0.1049934947 (* x x))) (* 0.0424060604 t_0))
(* 0.0072644182 t_1))
(* 0.0005064034 t_2))
(* 0.0001789971 t_3))
(+
(+
(+
(+
(+ (+ 1.0 (* 0.7715471019 (* x x))) (* 0.2909738639 t_0))
(* 0.0694555761 t_1))
(* 0.0140005442 t_2))
(* 0.0008327945 t_3))
(* (* 2.0 0.0001789971) (* t_3 (* x x)))))
x)))
double code(double x) {
double t_0 = (x * x) * (x * x);
double t_1 = t_0 * (x * x);
double t_2 = t_1 * (x * x);
double t_3 = t_2 * (x * x);
return ((((((1.0 + (0.1049934947 * (x * x))) + (0.0424060604 * t_0)) + (0.0072644182 * t_1)) + (0.0005064034 * t_2)) + (0.0001789971 * t_3)) / ((((((1.0 + (0.7715471019 * (x * x))) + (0.2909738639 * t_0)) + (0.0694555761 * t_1)) + (0.0140005442 * t_2)) + (0.0008327945 * t_3)) + ((2.0 * 0.0001789971) * (t_3 * (x * x))))) * x;
}
real(8) function code(x)
real(8), intent (in) :: x
real(8) :: t_0
real(8) :: t_1
real(8) :: t_2
real(8) :: t_3
t_0 = (x * x) * (x * x)
t_1 = t_0 * (x * x)
t_2 = t_1 * (x * x)
t_3 = t_2 * (x * x)
code = ((((((1.0d0 + (0.1049934947d0 * (x * x))) + (0.0424060604d0 * t_0)) + (0.0072644182d0 * t_1)) + (0.0005064034d0 * t_2)) + (0.0001789971d0 * t_3)) / ((((((1.0d0 + (0.7715471019d0 * (x * x))) + (0.2909738639d0 * t_0)) + (0.0694555761d0 * t_1)) + (0.0140005442d0 * t_2)) + (0.0008327945d0 * t_3)) + ((2.0d0 * 0.0001789971d0) * (t_3 * (x * x))))) * x
end function
public static double code(double x) {
double t_0 = (x * x) * (x * x);
double t_1 = t_0 * (x * x);
double t_2 = t_1 * (x * x);
double t_3 = t_2 * (x * x);
return ((((((1.0 + (0.1049934947 * (x * x))) + (0.0424060604 * t_0)) + (0.0072644182 * t_1)) + (0.0005064034 * t_2)) + (0.0001789971 * t_3)) / ((((((1.0 + (0.7715471019 * (x * x))) + (0.2909738639 * t_0)) + (0.0694555761 * t_1)) + (0.0140005442 * t_2)) + (0.0008327945 * t_3)) + ((2.0 * 0.0001789971) * (t_3 * (x * x))))) * x;
}
def code(x): t_0 = (x * x) * (x * x) t_1 = t_0 * (x * x) t_2 = t_1 * (x * x) t_3 = t_2 * (x * x) return ((((((1.0 + (0.1049934947 * (x * x))) + (0.0424060604 * t_0)) + (0.0072644182 * t_1)) + (0.0005064034 * t_2)) + (0.0001789971 * t_3)) / ((((((1.0 + (0.7715471019 * (x * x))) + (0.2909738639 * t_0)) + (0.0694555761 * t_1)) + (0.0140005442 * t_2)) + (0.0008327945 * t_3)) + ((2.0 * 0.0001789971) * (t_3 * (x * x))))) * x
function code(x) t_0 = Float64(Float64(x * x) * Float64(x * x)) t_1 = Float64(t_0 * Float64(x * x)) t_2 = Float64(t_1 * Float64(x * x)) t_3 = Float64(t_2 * Float64(x * x)) return Float64(Float64(Float64(Float64(Float64(Float64(Float64(1.0 + Float64(0.1049934947 * Float64(x * x))) + Float64(0.0424060604 * t_0)) + Float64(0.0072644182 * t_1)) + Float64(0.0005064034 * t_2)) + Float64(0.0001789971 * t_3)) / Float64(Float64(Float64(Float64(Float64(Float64(1.0 + Float64(0.7715471019 * Float64(x * x))) + Float64(0.2909738639 * t_0)) + Float64(0.0694555761 * t_1)) + Float64(0.0140005442 * t_2)) + Float64(0.0008327945 * t_3)) + Float64(Float64(2.0 * 0.0001789971) * Float64(t_3 * Float64(x * x))))) * x) end
function tmp = code(x) t_0 = (x * x) * (x * x); t_1 = t_0 * (x * x); t_2 = t_1 * (x * x); t_3 = t_2 * (x * x); tmp = ((((((1.0 + (0.1049934947 * (x * x))) + (0.0424060604 * t_0)) + (0.0072644182 * t_1)) + (0.0005064034 * t_2)) + (0.0001789971 * t_3)) / ((((((1.0 + (0.7715471019 * (x * x))) + (0.2909738639 * t_0)) + (0.0694555761 * t_1)) + (0.0140005442 * t_2)) + (0.0008327945 * t_3)) + ((2.0 * 0.0001789971) * (t_3 * (x * x))))) * x; end
code[x_] := Block[{t$95$0 = N[(N[(x * x), $MachinePrecision] * N[(x * x), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(t$95$0 * N[(x * x), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$2 = N[(t$95$1 * N[(x * x), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$3 = N[(t$95$2 * N[(x * x), $MachinePrecision]), $MachinePrecision]}, N[(N[(N[(N[(N[(N[(N[(1.0 + N[(0.1049934947 * N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(0.0424060604 * t$95$0), $MachinePrecision]), $MachinePrecision] + N[(0.0072644182 * t$95$1), $MachinePrecision]), $MachinePrecision] + N[(0.0005064034 * t$95$2), $MachinePrecision]), $MachinePrecision] + N[(0.0001789971 * t$95$3), $MachinePrecision]), $MachinePrecision] / N[(N[(N[(N[(N[(N[(1.0 + N[(0.7715471019 * N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(0.2909738639 * t$95$0), $MachinePrecision]), $MachinePrecision] + N[(0.0694555761 * t$95$1), $MachinePrecision]), $MachinePrecision] + N[(0.0140005442 * t$95$2), $MachinePrecision]), $MachinePrecision] + N[(0.0008327945 * t$95$3), $MachinePrecision]), $MachinePrecision] + N[(N[(2.0 * 0.0001789971), $MachinePrecision] * N[(t$95$3 * N[(x * x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * x), $MachinePrecision]]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(x \cdot x\right) \cdot \left(x \cdot x\right)\\
t_1 := t\_0 \cdot \left(x \cdot x\right)\\
t_2 := t\_1 \cdot \left(x \cdot x\right)\\
t_3 := t\_2 \cdot \left(x \cdot x\right)\\
\frac{\left(\left(\left(\left(1 + 0.1049934947 \cdot \left(x \cdot x\right)\right) + 0.0424060604 \cdot t\_0\right) + 0.0072644182 \cdot t\_1\right) + 0.0005064034 \cdot t\_2\right) + 0.0001789971 \cdot t\_3}{\left(\left(\left(\left(\left(1 + 0.7715471019 \cdot \left(x \cdot x\right)\right) + 0.2909738639 \cdot t\_0\right) + 0.0694555761 \cdot t\_1\right) + 0.0140005442 \cdot t\_2\right) + 0.0008327945 \cdot t\_3\right) + \left(2 \cdot 0.0001789971\right) \cdot \left(t\_3 \cdot \left(x \cdot x\right)\right)} \cdot x
\end{array}
\end{array}
x\_m = (fabs.f64 x)
x\_s = (copysign.f64 #s(literal 1 binary64) x)
(FPCore (x_s x_m)
:precision binary64
(let* ((t_0 (* x_m (* x_m x_m))) (t_1 (* t_0 t_0)))
(*
x_s
(if (<= x_m 420000000.0)
(*
(/
x_m
(+
1.0
(*
(* x_m x_m)
(+
(+ 0.7715471019 (* (* x_m x_m) 0.2909738639))
(+
(+
(+
(* (* x_m x_m) (* (* x_m x_m) 0.0694555761))
(* t_0 (* t_0 0.0140005442)))
(* (* (* x_m x_m) 0.0008327945) t_1))
(* x_m (* t_0 (* t_0 (* t_0 0.0003579942)))))))))
(+
(+
1.0
(*
x_m
(*
x_m
(+
0.1049934947
(* (* x_m x_m) (+ 0.0424060604 (* x_m (* x_m 0.0072644182))))))))
(*
(* x_m x_m)
(+
(* t_0 (* t_0 0.0005064034))
(* t_1 (* (* x_m x_m) 0.0001789971))))))
(/ 0.5 x_m)))))x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
double t_0 = x_m * (x_m * x_m);
double t_1 = t_0 * t_0;
double tmp;
if (x_m <= 420000000.0) {
tmp = (x_m / (1.0 + ((x_m * x_m) * ((0.7715471019 + ((x_m * x_m) * 0.2909738639)) + (((((x_m * x_m) * ((x_m * x_m) * 0.0694555761)) + (t_0 * (t_0 * 0.0140005442))) + (((x_m * x_m) * 0.0008327945) * t_1)) + (x_m * (t_0 * (t_0 * (t_0 * 0.0003579942))))))))) * ((1.0 + (x_m * (x_m * (0.1049934947 + ((x_m * x_m) * (0.0424060604 + (x_m * (x_m * 0.0072644182)))))))) + ((x_m * x_m) * ((t_0 * (t_0 * 0.0005064034)) + (t_1 * ((x_m * x_m) * 0.0001789971)))));
} else {
tmp = 0.5 / x_m;
}
return x_s * tmp;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
real(8) :: t_0
real(8) :: t_1
real(8) :: tmp
t_0 = x_m * (x_m * x_m)
t_1 = t_0 * t_0
if (x_m <= 420000000.0d0) then
tmp = (x_m / (1.0d0 + ((x_m * x_m) * ((0.7715471019d0 + ((x_m * x_m) * 0.2909738639d0)) + (((((x_m * x_m) * ((x_m * x_m) * 0.0694555761d0)) + (t_0 * (t_0 * 0.0140005442d0))) + (((x_m * x_m) * 0.0008327945d0) * t_1)) + (x_m * (t_0 * (t_0 * (t_0 * 0.0003579942d0))))))))) * ((1.0d0 + (x_m * (x_m * (0.1049934947d0 + ((x_m * x_m) * (0.0424060604d0 + (x_m * (x_m * 0.0072644182d0)))))))) + ((x_m * x_m) * ((t_0 * (t_0 * 0.0005064034d0)) + (t_1 * ((x_m * x_m) * 0.0001789971d0)))))
else
tmp = 0.5d0 / x_m
end if
code = x_s * tmp
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
double t_0 = x_m * (x_m * x_m);
double t_1 = t_0 * t_0;
double tmp;
if (x_m <= 420000000.0) {
tmp = (x_m / (1.0 + ((x_m * x_m) * ((0.7715471019 + ((x_m * x_m) * 0.2909738639)) + (((((x_m * x_m) * ((x_m * x_m) * 0.0694555761)) + (t_0 * (t_0 * 0.0140005442))) + (((x_m * x_m) * 0.0008327945) * t_1)) + (x_m * (t_0 * (t_0 * (t_0 * 0.0003579942))))))))) * ((1.0 + (x_m * (x_m * (0.1049934947 + ((x_m * x_m) * (0.0424060604 + (x_m * (x_m * 0.0072644182)))))))) + ((x_m * x_m) * ((t_0 * (t_0 * 0.0005064034)) + (t_1 * ((x_m * x_m) * 0.0001789971)))));
} else {
tmp = 0.5 / x_m;
}
return x_s * tmp;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): t_0 = x_m * (x_m * x_m) t_1 = t_0 * t_0 tmp = 0 if x_m <= 420000000.0: tmp = (x_m / (1.0 + ((x_m * x_m) * ((0.7715471019 + ((x_m * x_m) * 0.2909738639)) + (((((x_m * x_m) * ((x_m * x_m) * 0.0694555761)) + (t_0 * (t_0 * 0.0140005442))) + (((x_m * x_m) * 0.0008327945) * t_1)) + (x_m * (t_0 * (t_0 * (t_0 * 0.0003579942))))))))) * ((1.0 + (x_m * (x_m * (0.1049934947 + ((x_m * x_m) * (0.0424060604 + (x_m * (x_m * 0.0072644182)))))))) + ((x_m * x_m) * ((t_0 * (t_0 * 0.0005064034)) + (t_1 * ((x_m * x_m) * 0.0001789971))))) else: tmp = 0.5 / x_m return x_s * tmp
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) t_0 = Float64(x_m * Float64(x_m * x_m)) t_1 = Float64(t_0 * t_0) tmp = 0.0 if (x_m <= 420000000.0) tmp = Float64(Float64(x_m / Float64(1.0 + Float64(Float64(x_m * x_m) * Float64(Float64(0.7715471019 + Float64(Float64(x_m * x_m) * 0.2909738639)) + Float64(Float64(Float64(Float64(Float64(x_m * x_m) * Float64(Float64(x_m * x_m) * 0.0694555761)) + Float64(t_0 * Float64(t_0 * 0.0140005442))) + Float64(Float64(Float64(x_m * x_m) * 0.0008327945) * t_1)) + Float64(x_m * Float64(t_0 * Float64(t_0 * Float64(t_0 * 0.0003579942))))))))) * Float64(Float64(1.0 + Float64(x_m * Float64(x_m * Float64(0.1049934947 + Float64(Float64(x_m * x_m) * Float64(0.0424060604 + Float64(x_m * Float64(x_m * 0.0072644182)))))))) + Float64(Float64(x_m * x_m) * Float64(Float64(t_0 * Float64(t_0 * 0.0005064034)) + Float64(t_1 * Float64(Float64(x_m * x_m) * 0.0001789971)))))); else tmp = Float64(0.5 / x_m); end return Float64(x_s * tmp) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp_2 = code(x_s, x_m) t_0 = x_m * (x_m * x_m); t_1 = t_0 * t_0; tmp = 0.0; if (x_m <= 420000000.0) tmp = (x_m / (1.0 + ((x_m * x_m) * ((0.7715471019 + ((x_m * x_m) * 0.2909738639)) + (((((x_m * x_m) * ((x_m * x_m) * 0.0694555761)) + (t_0 * (t_0 * 0.0140005442))) + (((x_m * x_m) * 0.0008327945) * t_1)) + (x_m * (t_0 * (t_0 * (t_0 * 0.0003579942))))))))) * ((1.0 + (x_m * (x_m * (0.1049934947 + ((x_m * x_m) * (0.0424060604 + (x_m * (x_m * 0.0072644182)))))))) + ((x_m * x_m) * ((t_0 * (t_0 * 0.0005064034)) + (t_1 * ((x_m * x_m) * 0.0001789971))))); else tmp = 0.5 / x_m; end tmp_2 = x_s * tmp; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := Block[{t$95$0 = N[(x$95$m * N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(t$95$0 * t$95$0), $MachinePrecision]}, N[(x$95$s * If[LessEqual[x$95$m, 420000000.0], N[(N[(x$95$m / N[(1.0 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(N[(0.7715471019 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.2909738639), $MachinePrecision]), $MachinePrecision] + N[(N[(N[(N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0694555761), $MachinePrecision]), $MachinePrecision] + N[(t$95$0 * N[(t$95$0 * 0.0140005442), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0008327945), $MachinePrecision] * t$95$1), $MachinePrecision]), $MachinePrecision] + N[(x$95$m * N[(t$95$0 * N[(t$95$0 * N[(t$95$0 * 0.0003579942), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(N[(1.0 + N[(x$95$m * N[(x$95$m * N[(0.1049934947 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(0.0424060604 + N[(x$95$m * N[(x$95$m * 0.0072644182), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(N[(t$95$0 * N[(t$95$0 * 0.0005064034), $MachinePrecision]), $MachinePrecision] + N[(t$95$1 * N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0001789971), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(0.5 / x$95$m), $MachinePrecision]]), $MachinePrecision]]]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
\begin{array}{l}
t_0 := x\_m \cdot \left(x\_m \cdot x\_m\right)\\
t_1 := t\_0 \cdot t\_0\\
x\_s \cdot \begin{array}{l}
\mathbf{if}\;x\_m \leq 420000000:\\
\;\;\;\;\frac{x\_m}{1 + \left(x\_m \cdot x\_m\right) \cdot \left(\left(0.7715471019 + \left(x\_m \cdot x\_m\right) \cdot 0.2909738639\right) + \left(\left(\left(\left(x\_m \cdot x\_m\right) \cdot \left(\left(x\_m \cdot x\_m\right) \cdot 0.0694555761\right) + t\_0 \cdot \left(t\_0 \cdot 0.0140005442\right)\right) + \left(\left(x\_m \cdot x\_m\right) \cdot 0.0008327945\right) \cdot t\_1\right) + x\_m \cdot \left(t\_0 \cdot \left(t\_0 \cdot \left(t\_0 \cdot 0.0003579942\right)\right)\right)\right)\right)} \cdot \left(\left(1 + x\_m \cdot \left(x\_m \cdot \left(0.1049934947 + \left(x\_m \cdot x\_m\right) \cdot \left(0.0424060604 + x\_m \cdot \left(x\_m \cdot 0.0072644182\right)\right)\right)\right)\right) + \left(x\_m \cdot x\_m\right) \cdot \left(t\_0 \cdot \left(t\_0 \cdot 0.0005064034\right) + t\_1 \cdot \left(\left(x\_m \cdot x\_m\right) \cdot 0.0001789971\right)\right)\right)\\
\mathbf{else}:\\
\;\;\;\;\frac{0.5}{x\_m}\\
\end{array}
\end{array}
\end{array}
if x < 4.2e8Initial program 72.6%
Applied egg-rr72.6%
Applied egg-rr72.6%
if 4.2e8 < x Initial program 4.6%
Taylor expanded in x around inf
/-lowering-/.f64100.0%
Simplified100.0%
Final simplification79.7%
x\_m = (fabs.f64 x)
x\_s = (copysign.f64 #s(literal 1 binary64) x)
(FPCore (x_s x_m)
:precision binary64
(let* ((t_0 (* x_m (* x_m x_m))))
(*
x_s
(if (<= x_m 2.9)
(*
x_m
(/
(+
(+
1.0
(*
(* x_m x_m)
(+
0.1049934947
(* x_m (* x_m (+ 0.0424060604 (* (* x_m x_m) 0.0072644182)))))))
(*
0.0001789971
(*
(* x_m x_m)
(* (* x_m x_m) (* (* x_m x_m) (* (* x_m x_m) (* x_m x_m)))))))
(+
(+
(+ 1.0 (* x_m (* x_m 0.7715471019)))
(*
(* x_m t_0)
(+
0.2909738639
(* x_m (* x_m (+ 0.0694555761 (* (* x_m x_m) 0.0140005442)))))))
(* (* t_0 t_0) (* t_0 (* t_0 0.0003579942))))))
(/ (+ 0.5 (/ 0.2514179000665374 (* x_m x_m))) x_m)))))x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
double t_0 = x_m * (x_m * x_m);
double tmp;
if (x_m <= 2.9) {
tmp = x_m * (((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) + (0.0001789971 * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * (x_m * x_m))))))) / (((1.0 + (x_m * (x_m * 0.7715471019))) + ((x_m * t_0) * (0.2909738639 + (x_m * (x_m * (0.0694555761 + ((x_m * x_m) * 0.0140005442))))))) + ((t_0 * t_0) * (t_0 * (t_0 * 0.0003579942)))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
real(8) :: t_0
real(8) :: tmp
t_0 = x_m * (x_m * x_m)
if (x_m <= 2.9d0) then
tmp = x_m * (((1.0d0 + ((x_m * x_m) * (0.1049934947d0 + (x_m * (x_m * (0.0424060604d0 + ((x_m * x_m) * 0.0072644182d0))))))) + (0.0001789971d0 * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * (x_m * x_m))))))) / (((1.0d0 + (x_m * (x_m * 0.7715471019d0))) + ((x_m * t_0) * (0.2909738639d0 + (x_m * (x_m * (0.0694555761d0 + ((x_m * x_m) * 0.0140005442d0))))))) + ((t_0 * t_0) * (t_0 * (t_0 * 0.0003579942d0)))))
else
tmp = (0.5d0 + (0.2514179000665374d0 / (x_m * x_m))) / x_m
end if
code = x_s * tmp
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
double t_0 = x_m * (x_m * x_m);
double tmp;
if (x_m <= 2.9) {
tmp = x_m * (((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) + (0.0001789971 * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * (x_m * x_m))))))) / (((1.0 + (x_m * (x_m * 0.7715471019))) + ((x_m * t_0) * (0.2909738639 + (x_m * (x_m * (0.0694555761 + ((x_m * x_m) * 0.0140005442))))))) + ((t_0 * t_0) * (t_0 * (t_0 * 0.0003579942)))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): t_0 = x_m * (x_m * x_m) tmp = 0 if x_m <= 2.9: tmp = x_m * (((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) + (0.0001789971 * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * (x_m * x_m))))))) / (((1.0 + (x_m * (x_m * 0.7715471019))) + ((x_m * t_0) * (0.2909738639 + (x_m * (x_m * (0.0694555761 + ((x_m * x_m) * 0.0140005442))))))) + ((t_0 * t_0) * (t_0 * (t_0 * 0.0003579942))))) else: tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m return x_s * tmp
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) t_0 = Float64(x_m * Float64(x_m * x_m)) tmp = 0.0 if (x_m <= 2.9) tmp = Float64(x_m * Float64(Float64(Float64(1.0 + Float64(Float64(x_m * x_m) * Float64(0.1049934947 + Float64(x_m * Float64(x_m * Float64(0.0424060604 + Float64(Float64(x_m * x_m) * 0.0072644182))))))) + Float64(0.0001789971 * Float64(Float64(x_m * x_m) * Float64(Float64(x_m * x_m) * Float64(Float64(x_m * x_m) * Float64(Float64(x_m * x_m) * Float64(x_m * x_m))))))) / Float64(Float64(Float64(1.0 + Float64(x_m * Float64(x_m * 0.7715471019))) + Float64(Float64(x_m * t_0) * Float64(0.2909738639 + Float64(x_m * Float64(x_m * Float64(0.0694555761 + Float64(Float64(x_m * x_m) * 0.0140005442))))))) + Float64(Float64(t_0 * t_0) * Float64(t_0 * Float64(t_0 * 0.0003579942)))))); else tmp = Float64(Float64(0.5 + Float64(0.2514179000665374 / Float64(x_m * x_m))) / x_m); end return Float64(x_s * tmp) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp_2 = code(x_s, x_m) t_0 = x_m * (x_m * x_m); tmp = 0.0; if (x_m <= 2.9) tmp = x_m * (((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) + (0.0001789971 * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * (x_m * x_m))))))) / (((1.0 + (x_m * (x_m * 0.7715471019))) + ((x_m * t_0) * (0.2909738639 + (x_m * (x_m * (0.0694555761 + ((x_m * x_m) * 0.0140005442))))))) + ((t_0 * t_0) * (t_0 * (t_0 * 0.0003579942))))); else tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m; end tmp_2 = x_s * tmp; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := Block[{t$95$0 = N[(x$95$m * N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]}, N[(x$95$s * If[LessEqual[x$95$m, 2.9], N[(x$95$m * N[(N[(N[(1.0 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(0.1049934947 + N[(x$95$m * N[(x$95$m * N[(0.0424060604 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0072644182), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(0.0001789971 * N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(N[(N[(1.0 + N[(x$95$m * N[(x$95$m * 0.7715471019), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[(x$95$m * t$95$0), $MachinePrecision] * N[(0.2909738639 + N[(x$95$m * N[(x$95$m * N[(0.0694555761 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0140005442), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[(t$95$0 * t$95$0), $MachinePrecision] * N[(t$95$0 * N[(t$95$0 * 0.0003579942), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(0.5 + N[(0.2514179000665374 / N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / x$95$m), $MachinePrecision]]), $MachinePrecision]]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
\begin{array}{l}
t_0 := x\_m \cdot \left(x\_m \cdot x\_m\right)\\
x\_s \cdot \begin{array}{l}
\mathbf{if}\;x\_m \leq 2.9:\\
\;\;\;\;x\_m \cdot \frac{\left(1 + \left(x\_m \cdot x\_m\right) \cdot \left(0.1049934947 + x\_m \cdot \left(x\_m \cdot \left(0.0424060604 + \left(x\_m \cdot x\_m\right) \cdot 0.0072644182\right)\right)\right)\right) + 0.0001789971 \cdot \left(\left(x\_m \cdot x\_m\right) \cdot \left(\left(x\_m \cdot x\_m\right) \cdot \left(\left(x\_m \cdot x\_m\right) \cdot \left(\left(x\_m \cdot x\_m\right) \cdot \left(x\_m \cdot x\_m\right)\right)\right)\right)\right)}{\left(\left(1 + x\_m \cdot \left(x\_m \cdot 0.7715471019\right)\right) + \left(x\_m \cdot t\_0\right) \cdot \left(0.2909738639 + x\_m \cdot \left(x\_m \cdot \left(0.0694555761 + \left(x\_m \cdot x\_m\right) \cdot 0.0140005442\right)\right)\right)\right) + \left(t\_0 \cdot t\_0\right) \cdot \left(t\_0 \cdot \left(t\_0 \cdot 0.0003579942\right)\right)}\\
\mathbf{else}:\\
\;\;\;\;\frac{0.5 + \frac{0.2514179000665374}{x\_m \cdot x\_m}}{x\_m}\\
\end{array}
\end{array}
\end{array}
if x < 2.89999999999999991Initial program 72.6%
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-*.f6471.4%
Simplified71.4%
Applied egg-rr71.4%
Taylor expanded in x around 0
*-lowering-*.f64N/A
metadata-evalN/A
pow-sqrN/A
unpow2N/A
associate-*l*N/A
*-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-*.f6471.4%
Simplified71.4%
if 2.89999999999999991 < x Initial program 4.6%
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-*.f64100.0%
Simplified100.0%
Final simplification78.8%
x\_m = (fabs.f64 x)
x\_s = (copysign.f64 #s(literal 1 binary64) x)
(FPCore (x_s x_m)
:precision binary64
(let* ((t_0 (* x_m (* x_m x_m))) (t_1 (* (* x_m x_m) (* x_m t_0))))
(*
x_s
(if (<= x_m 1.3)
(/
x_m
(/
(+
(+ 1.0 (* (* x_m x_m) (* 0.0003579942 (* x_m (* t_0 t_1)))))
(*
(* x_m x_m)
(+
(+
0.7715471019
(* x_m (* x_m (+ 0.2909738639 (* (* x_m x_m) 0.0694555761)))))
(* (* (* x_m x_m) 0.0008327945) t_1))))
(+
1.0
(*
x_m
(*
x_m
(+
0.1049934947
(* x_m (* x_m (+ 0.0424060604 (* (* x_m x_m) 0.0072644182))))))))))
(/ (+ 0.5 (/ 0.2514179000665374 (* x_m x_m))) x_m)))))x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
double t_0 = x_m * (x_m * x_m);
double t_1 = (x_m * x_m) * (x_m * t_0);
double tmp;
if (x_m <= 1.3) {
tmp = x_m / (((1.0 + ((x_m * x_m) * (0.0003579942 * (x_m * (t_0 * t_1))))) + ((x_m * x_m) * ((0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))) + (((x_m * x_m) * 0.0008327945) * t_1)))) / (1.0 + (x_m * (x_m * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182)))))))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
real(8) :: t_0
real(8) :: t_1
real(8) :: tmp
t_0 = x_m * (x_m * x_m)
t_1 = (x_m * x_m) * (x_m * t_0)
if (x_m <= 1.3d0) then
tmp = x_m / (((1.0d0 + ((x_m * x_m) * (0.0003579942d0 * (x_m * (t_0 * t_1))))) + ((x_m * x_m) * ((0.7715471019d0 + (x_m * (x_m * (0.2909738639d0 + ((x_m * x_m) * 0.0694555761d0))))) + (((x_m * x_m) * 0.0008327945d0) * t_1)))) / (1.0d0 + (x_m * (x_m * (0.1049934947d0 + (x_m * (x_m * (0.0424060604d0 + ((x_m * x_m) * 0.0072644182d0)))))))))
else
tmp = (0.5d0 + (0.2514179000665374d0 / (x_m * x_m))) / x_m
end if
code = x_s * tmp
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
double t_0 = x_m * (x_m * x_m);
double t_1 = (x_m * x_m) * (x_m * t_0);
double tmp;
if (x_m <= 1.3) {
tmp = x_m / (((1.0 + ((x_m * x_m) * (0.0003579942 * (x_m * (t_0 * t_1))))) + ((x_m * x_m) * ((0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))) + (((x_m * x_m) * 0.0008327945) * t_1)))) / (1.0 + (x_m * (x_m * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182)))))))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): t_0 = x_m * (x_m * x_m) t_1 = (x_m * x_m) * (x_m * t_0) tmp = 0 if x_m <= 1.3: tmp = x_m / (((1.0 + ((x_m * x_m) * (0.0003579942 * (x_m * (t_0 * t_1))))) + ((x_m * x_m) * ((0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))) + (((x_m * x_m) * 0.0008327945) * t_1)))) / (1.0 + (x_m * (x_m * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))))) else: tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m return x_s * tmp
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) t_0 = Float64(x_m * Float64(x_m * x_m)) t_1 = Float64(Float64(x_m * x_m) * Float64(x_m * t_0)) tmp = 0.0 if (x_m <= 1.3) tmp = Float64(x_m / Float64(Float64(Float64(1.0 + Float64(Float64(x_m * x_m) * Float64(0.0003579942 * Float64(x_m * Float64(t_0 * t_1))))) + Float64(Float64(x_m * x_m) * Float64(Float64(0.7715471019 + Float64(x_m * Float64(x_m * Float64(0.2909738639 + Float64(Float64(x_m * x_m) * 0.0694555761))))) + Float64(Float64(Float64(x_m * x_m) * 0.0008327945) * t_1)))) / Float64(1.0 + Float64(x_m * Float64(x_m * Float64(0.1049934947 + Float64(x_m * Float64(x_m * Float64(0.0424060604 + Float64(Float64(x_m * x_m) * 0.0072644182)))))))))); else tmp = Float64(Float64(0.5 + Float64(0.2514179000665374 / Float64(x_m * x_m))) / x_m); end return Float64(x_s * tmp) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp_2 = code(x_s, x_m) t_0 = x_m * (x_m * x_m); t_1 = (x_m * x_m) * (x_m * t_0); tmp = 0.0; if (x_m <= 1.3) tmp = x_m / (((1.0 + ((x_m * x_m) * (0.0003579942 * (x_m * (t_0 * t_1))))) + ((x_m * x_m) * ((0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))) + (((x_m * x_m) * 0.0008327945) * t_1)))) / (1.0 + (x_m * (x_m * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))))); else tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m; end tmp_2 = x_s * tmp; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := Block[{t$95$0 = N[(x$95$m * N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(x$95$m * t$95$0), $MachinePrecision]), $MachinePrecision]}, N[(x$95$s * If[LessEqual[x$95$m, 1.3], N[(x$95$m / N[(N[(N[(1.0 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(0.0003579942 * N[(x$95$m * N[(t$95$0 * t$95$1), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(N[(0.7715471019 + N[(x$95$m * N[(x$95$m * N[(0.2909738639 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0694555761), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0008327945), $MachinePrecision] * t$95$1), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(1.0 + N[(x$95$m * N[(x$95$m * N[(0.1049934947 + N[(x$95$m * N[(x$95$m * N[(0.0424060604 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0072644182), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(0.5 + N[(0.2514179000665374 / N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / x$95$m), $MachinePrecision]]), $MachinePrecision]]]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
\begin{array}{l}
t_0 := x\_m \cdot \left(x\_m \cdot x\_m\right)\\
t_1 := \left(x\_m \cdot x\_m\right) \cdot \left(x\_m \cdot t\_0\right)\\
x\_s \cdot \begin{array}{l}
\mathbf{if}\;x\_m \leq 1.3:\\
\;\;\;\;\frac{x\_m}{\frac{\left(1 + \left(x\_m \cdot x\_m\right) \cdot \left(0.0003579942 \cdot \left(x\_m \cdot \left(t\_0 \cdot t\_1\right)\right)\right)\right) + \left(x\_m \cdot x\_m\right) \cdot \left(\left(0.7715471019 + x\_m \cdot \left(x\_m \cdot \left(0.2909738639 + \left(x\_m \cdot x\_m\right) \cdot 0.0694555761\right)\right)\right) + \left(\left(x\_m \cdot x\_m\right) \cdot 0.0008327945\right) \cdot t\_1\right)}{1 + x\_m \cdot \left(x\_m \cdot \left(0.1049934947 + x\_m \cdot \left(x\_m \cdot \left(0.0424060604 + \left(x\_m \cdot x\_m\right) \cdot 0.0072644182\right)\right)\right)\right)}}\\
\mathbf{else}:\\
\;\;\;\;\frac{0.5 + \frac{0.2514179000665374}{x\_m \cdot x\_m}}{x\_m}\\
\end{array}
\end{array}
\end{array}
if x < 1.30000000000000004Initial program 72.6%
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-*.f6471.4%
Simplified71.4%
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-*.f6471.3%
Simplified71.3%
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-*.f6468.1%
Simplified68.1%
Applied egg-rr68.1%
if 1.30000000000000004 < x Initial program 4.6%
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-*.f64100.0%
Simplified100.0%
Final simplification76.3%
x\_m = (fabs.f64 x)
x\_s = (copysign.f64 #s(literal 1 binary64) x)
(FPCore (x_s x_m)
:precision binary64
(let* ((t_0 (* x_m (* x_m x_m))) (t_1 (* (* x_m x_m) (* x_m t_0))))
(*
x_s
(if (<= x_m 1.3)
(*
x_m
(/
(+
1.0
(*
(* x_m x_m)
(+
0.1049934947
(* x_m (* x_m (+ 0.0424060604 (* (* x_m x_m) 0.0072644182)))))))
(+
(+
1.0
(*
(* x_m x_m)
(+
0.7715471019
(* x_m (* x_m (+ 0.2909738639 (* (* x_m x_m) 0.0694555761)))))))
(*
(* x_m x_m)
(+
(* 0.0003579942 (* x_m (* t_0 t_1)))
(* (* (* x_m x_m) 0.0008327945) t_1))))))
(/ (+ 0.5 (/ 0.2514179000665374 (* x_m x_m))) x_m)))))x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
double t_0 = x_m * (x_m * x_m);
double t_1 = (x_m * x_m) * (x_m * t_0);
double tmp;
if (x_m <= 1.3) {
tmp = x_m * ((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) / ((1.0 + ((x_m * x_m) * (0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))))) + ((x_m * x_m) * ((0.0003579942 * (x_m * (t_0 * t_1))) + (((x_m * x_m) * 0.0008327945) * t_1)))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
real(8) :: t_0
real(8) :: t_1
real(8) :: tmp
t_0 = x_m * (x_m * x_m)
t_1 = (x_m * x_m) * (x_m * t_0)
if (x_m <= 1.3d0) then
tmp = x_m * ((1.0d0 + ((x_m * x_m) * (0.1049934947d0 + (x_m * (x_m * (0.0424060604d0 + ((x_m * x_m) * 0.0072644182d0))))))) / ((1.0d0 + ((x_m * x_m) * (0.7715471019d0 + (x_m * (x_m * (0.2909738639d0 + ((x_m * x_m) * 0.0694555761d0))))))) + ((x_m * x_m) * ((0.0003579942d0 * (x_m * (t_0 * t_1))) + (((x_m * x_m) * 0.0008327945d0) * t_1)))))
else
tmp = (0.5d0 + (0.2514179000665374d0 / (x_m * x_m))) / x_m
end if
code = x_s * tmp
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
double t_0 = x_m * (x_m * x_m);
double t_1 = (x_m * x_m) * (x_m * t_0);
double tmp;
if (x_m <= 1.3) {
tmp = x_m * ((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) / ((1.0 + ((x_m * x_m) * (0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))))) + ((x_m * x_m) * ((0.0003579942 * (x_m * (t_0 * t_1))) + (((x_m * x_m) * 0.0008327945) * t_1)))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): t_0 = x_m * (x_m * x_m) t_1 = (x_m * x_m) * (x_m * t_0) tmp = 0 if x_m <= 1.3: tmp = x_m * ((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) / ((1.0 + ((x_m * x_m) * (0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))))) + ((x_m * x_m) * ((0.0003579942 * (x_m * (t_0 * t_1))) + (((x_m * x_m) * 0.0008327945) * t_1))))) else: tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m return x_s * tmp
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) t_0 = Float64(x_m * Float64(x_m * x_m)) t_1 = Float64(Float64(x_m * x_m) * Float64(x_m * t_0)) tmp = 0.0 if (x_m <= 1.3) tmp = Float64(x_m * Float64(Float64(1.0 + Float64(Float64(x_m * x_m) * Float64(0.1049934947 + Float64(x_m * Float64(x_m * Float64(0.0424060604 + Float64(Float64(x_m * x_m) * 0.0072644182))))))) / Float64(Float64(1.0 + Float64(Float64(x_m * x_m) * Float64(0.7715471019 + Float64(x_m * Float64(x_m * Float64(0.2909738639 + Float64(Float64(x_m * x_m) * 0.0694555761))))))) + Float64(Float64(x_m * x_m) * Float64(Float64(0.0003579942 * Float64(x_m * Float64(t_0 * t_1))) + Float64(Float64(Float64(x_m * x_m) * 0.0008327945) * t_1)))))); else tmp = Float64(Float64(0.5 + Float64(0.2514179000665374 / Float64(x_m * x_m))) / x_m); end return Float64(x_s * tmp) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp_2 = code(x_s, x_m) t_0 = x_m * (x_m * x_m); t_1 = (x_m * x_m) * (x_m * t_0); tmp = 0.0; if (x_m <= 1.3) tmp = x_m * ((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) / ((1.0 + ((x_m * x_m) * (0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))))) + ((x_m * x_m) * ((0.0003579942 * (x_m * (t_0 * t_1))) + (((x_m * x_m) * 0.0008327945) * t_1))))); else tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m; end tmp_2 = x_s * tmp; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := Block[{t$95$0 = N[(x$95$m * N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(x$95$m * t$95$0), $MachinePrecision]), $MachinePrecision]}, N[(x$95$s * If[LessEqual[x$95$m, 1.3], N[(x$95$m * N[(N[(1.0 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(0.1049934947 + N[(x$95$m * N[(x$95$m * N[(0.0424060604 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0072644182), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(N[(1.0 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(0.7715471019 + N[(x$95$m * N[(x$95$m * N[(0.2909738639 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0694555761), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(N[(0.0003579942 * N[(x$95$m * N[(t$95$0 * t$95$1), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0008327945), $MachinePrecision] * t$95$1), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(0.5 + N[(0.2514179000665374 / N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / x$95$m), $MachinePrecision]]), $MachinePrecision]]]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
\begin{array}{l}
t_0 := x\_m \cdot \left(x\_m \cdot x\_m\right)\\
t_1 := \left(x\_m \cdot x\_m\right) \cdot \left(x\_m \cdot t\_0\right)\\
x\_s \cdot \begin{array}{l}
\mathbf{if}\;x\_m \leq 1.3:\\
\;\;\;\;x\_m \cdot \frac{1 + \left(x\_m \cdot x\_m\right) \cdot \left(0.1049934947 + x\_m \cdot \left(x\_m \cdot \left(0.0424060604 + \left(x\_m \cdot x\_m\right) \cdot 0.0072644182\right)\right)\right)}{\left(1 + \left(x\_m \cdot x\_m\right) \cdot \left(0.7715471019 + x\_m \cdot \left(x\_m \cdot \left(0.2909738639 + \left(x\_m \cdot x\_m\right) \cdot 0.0694555761\right)\right)\right)\right) + \left(x\_m \cdot x\_m\right) \cdot \left(0.0003579942 \cdot \left(x\_m \cdot \left(t\_0 \cdot t\_1\right)\right) + \left(\left(x\_m \cdot x\_m\right) \cdot 0.0008327945\right) \cdot t\_1\right)}\\
\mathbf{else}:\\
\;\;\;\;\frac{0.5 + \frac{0.2514179000665374}{x\_m \cdot x\_m}}{x\_m}\\
\end{array}
\end{array}
\end{array}
if x < 1.30000000000000004Initial program 72.6%
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-*.f6471.4%
Simplified71.4%
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-*.f6471.3%
Simplified71.3%
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-*.f6468.1%
Simplified68.1%
Applied egg-rr68.1%
if 1.30000000000000004 < x Initial program 4.6%
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-*.f64100.0%
Simplified100.0%
Final simplification76.3%
x\_m = (fabs.f64 x)
x\_s = (copysign.f64 #s(literal 1 binary64) x)
(FPCore (x_s x_m)
:precision binary64
(*
x_s
(if (<= x_m 1.3)
(*
x_m
(/
(+
1.0
(*
(* x_m x_m)
(+
0.1049934947
(* x_m (* x_m (+ 0.0424060604 (* (* x_m x_m) 0.0072644182)))))))
(+
(+
1.0
(*
(* x_m x_m)
(+
0.7715471019
(* x_m (* x_m (+ 0.2909738639 (* (* x_m x_m) 0.0694555761)))))))
(*
(* 0.0001789971 2.0)
(*
(* x_m x_m)
(*
(* x_m x_m)
(* (* x_m x_m) (* (* x_m x_m) (* (* x_m x_m) (* x_m x_m))))))))))
(/ (+ 0.5 (/ 0.2514179000665374 (* x_m x_m))) x_m))))x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
double tmp;
if (x_m <= 1.3) {
tmp = x_m * ((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) / ((1.0 + ((x_m * x_m) * (0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))))) + ((0.0001789971 * 2.0) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * (x_m * x_m)))))))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
real(8) :: tmp
if (x_m <= 1.3d0) then
tmp = x_m * ((1.0d0 + ((x_m * x_m) * (0.1049934947d0 + (x_m * (x_m * (0.0424060604d0 + ((x_m * x_m) * 0.0072644182d0))))))) / ((1.0d0 + ((x_m * x_m) * (0.7715471019d0 + (x_m * (x_m * (0.2909738639d0 + ((x_m * x_m) * 0.0694555761d0))))))) + ((0.0001789971d0 * 2.0d0) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * (x_m * x_m)))))))))
else
tmp = (0.5d0 + (0.2514179000665374d0 / (x_m * x_m))) / x_m
end if
code = x_s * tmp
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
double tmp;
if (x_m <= 1.3) {
tmp = x_m * ((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) / ((1.0 + ((x_m * x_m) * (0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))))) + ((0.0001789971 * 2.0) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * (x_m * x_m)))))))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): tmp = 0 if x_m <= 1.3: tmp = x_m * ((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) / ((1.0 + ((x_m * x_m) * (0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))))) + ((0.0001789971 * 2.0) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * (x_m * x_m))))))))) else: tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m return x_s * tmp
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) tmp = 0.0 if (x_m <= 1.3) tmp = Float64(x_m * Float64(Float64(1.0 + Float64(Float64(x_m * x_m) * Float64(0.1049934947 + Float64(x_m * Float64(x_m * Float64(0.0424060604 + Float64(Float64(x_m * x_m) * 0.0072644182))))))) / Float64(Float64(1.0 + Float64(Float64(x_m * x_m) * Float64(0.7715471019 + Float64(x_m * Float64(x_m * Float64(0.2909738639 + Float64(Float64(x_m * x_m) * 0.0694555761))))))) + Float64(Float64(0.0001789971 * 2.0) * Float64(Float64(x_m * x_m) * Float64(Float64(x_m * x_m) * Float64(Float64(x_m * x_m) * Float64(Float64(x_m * x_m) * Float64(Float64(x_m * x_m) * Float64(x_m * x_m)))))))))); else tmp = Float64(Float64(0.5 + Float64(0.2514179000665374 / Float64(x_m * x_m))) / x_m); end return Float64(x_s * tmp) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp_2 = code(x_s, x_m) tmp = 0.0; if (x_m <= 1.3) tmp = x_m * ((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) / ((1.0 + ((x_m * x_m) * (0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))))) + ((0.0001789971 * 2.0) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * ((x_m * x_m) * (x_m * x_m))))))))); else tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m; end tmp_2 = x_s * tmp; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := N[(x$95$s * If[LessEqual[x$95$m, 1.3], N[(x$95$m * N[(N[(1.0 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(0.1049934947 + N[(x$95$m * N[(x$95$m * N[(0.0424060604 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0072644182), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(N[(1.0 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(0.7715471019 + N[(x$95$m * N[(x$95$m * N[(0.2909738639 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0694555761), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[(0.0001789971 * 2.0), $MachinePrecision] * N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(0.5 + N[(0.2514179000665374 / N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / x$95$m), $MachinePrecision]]), $MachinePrecision]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
x\_s \cdot \begin{array}{l}
\mathbf{if}\;x\_m \leq 1.3:\\
\;\;\;\;x\_m \cdot \frac{1 + \left(x\_m \cdot x\_m\right) \cdot \left(0.1049934947 + x\_m \cdot \left(x\_m \cdot \left(0.0424060604 + \left(x\_m \cdot x\_m\right) \cdot 0.0072644182\right)\right)\right)}{\left(1 + \left(x\_m \cdot x\_m\right) \cdot \left(0.7715471019 + x\_m \cdot \left(x\_m \cdot \left(0.2909738639 + \left(x\_m \cdot x\_m\right) \cdot 0.0694555761\right)\right)\right)\right) + \left(0.0001789971 \cdot 2\right) \cdot \left(\left(x\_m \cdot x\_m\right) \cdot \left(\left(x\_m \cdot x\_m\right) \cdot \left(\left(x\_m \cdot x\_m\right) \cdot \left(\left(x\_m \cdot x\_m\right) \cdot \left(\left(x\_m \cdot x\_m\right) \cdot \left(x\_m \cdot x\_m\right)\right)\right)\right)\right)\right)}\\
\mathbf{else}:\\
\;\;\;\;\frac{0.5 + \frac{0.2514179000665374}{x\_m \cdot x\_m}}{x\_m}\\
\end{array}
\end{array}
if x < 1.30000000000000004Initial program 72.6%
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-*.f6471.4%
Simplified71.4%
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-*.f6471.3%
Simplified71.3%
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-*.f6468.1%
Simplified68.1%
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-*.f6468.1%
Simplified68.1%
if 1.30000000000000004 < x Initial program 4.6%
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-*.f64100.0%
Simplified100.0%
Final simplification76.3%
x\_m = (fabs.f64 x)
x\_s = (copysign.f64 #s(literal 1 binary64) x)
(FPCore (x_s x_m)
:precision binary64
(*
x_s
(if (<= x_m 1.3)
(*
x_m
(/
(+
1.0
(*
(* x_m x_m)
(+
0.1049934947
(* x_m (* x_m (+ 0.0424060604 (* (* x_m x_m) 0.0072644182)))))))
(+
1.0
(*
(* x_m x_m)
(+
0.7715471019
(* x_m (* x_m (+ 0.2909738639 (* (* x_m x_m) 0.0694555761)))))))))
(/ (+ 0.5 (/ 0.2514179000665374 (* x_m x_m))) x_m))))x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
double tmp;
if (x_m <= 1.3) {
tmp = x_m * ((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) / (1.0 + ((x_m * x_m) * (0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
real(8) :: tmp
if (x_m <= 1.3d0) then
tmp = x_m * ((1.0d0 + ((x_m * x_m) * (0.1049934947d0 + (x_m * (x_m * (0.0424060604d0 + ((x_m * x_m) * 0.0072644182d0))))))) / (1.0d0 + ((x_m * x_m) * (0.7715471019d0 + (x_m * (x_m * (0.2909738639d0 + ((x_m * x_m) * 0.0694555761d0))))))))
else
tmp = (0.5d0 + (0.2514179000665374d0 / (x_m * x_m))) / x_m
end if
code = x_s * tmp
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
double tmp;
if (x_m <= 1.3) {
tmp = x_m * ((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) / (1.0 + ((x_m * x_m) * (0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761))))))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): tmp = 0 if x_m <= 1.3: tmp = x_m * ((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) / (1.0 + ((x_m * x_m) * (0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761)))))))) else: tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m return x_s * tmp
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) tmp = 0.0 if (x_m <= 1.3) tmp = Float64(x_m * Float64(Float64(1.0 + Float64(Float64(x_m * x_m) * Float64(0.1049934947 + Float64(x_m * Float64(x_m * Float64(0.0424060604 + Float64(Float64(x_m * x_m) * 0.0072644182))))))) / Float64(1.0 + Float64(Float64(x_m * x_m) * Float64(0.7715471019 + Float64(x_m * Float64(x_m * Float64(0.2909738639 + Float64(Float64(x_m * x_m) * 0.0694555761))))))))); else tmp = Float64(Float64(0.5 + Float64(0.2514179000665374 / Float64(x_m * x_m))) / x_m); end return Float64(x_s * tmp) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp_2 = code(x_s, x_m) tmp = 0.0; if (x_m <= 1.3) tmp = x_m * ((1.0 + ((x_m * x_m) * (0.1049934947 + (x_m * (x_m * (0.0424060604 + ((x_m * x_m) * 0.0072644182))))))) / (1.0 + ((x_m * x_m) * (0.7715471019 + (x_m * (x_m * (0.2909738639 + ((x_m * x_m) * 0.0694555761)))))))); else tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m; end tmp_2 = x_s * tmp; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := N[(x$95$s * If[LessEqual[x$95$m, 1.3], N[(x$95$m * N[(N[(1.0 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(0.1049934947 + N[(x$95$m * N[(x$95$m * N[(0.0424060604 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0072644182), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(1.0 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(0.7715471019 + N[(x$95$m * N[(x$95$m * N[(0.2909738639 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.0694555761), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(0.5 + N[(0.2514179000665374 / N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / x$95$m), $MachinePrecision]]), $MachinePrecision]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
x\_s \cdot \begin{array}{l}
\mathbf{if}\;x\_m \leq 1.3:\\
\;\;\;\;x\_m \cdot \frac{1 + \left(x\_m \cdot x\_m\right) \cdot \left(0.1049934947 + x\_m \cdot \left(x\_m \cdot \left(0.0424060604 + \left(x\_m \cdot x\_m\right) \cdot 0.0072644182\right)\right)\right)}{1 + \left(x\_m \cdot x\_m\right) \cdot \left(0.7715471019 + x\_m \cdot \left(x\_m \cdot \left(0.2909738639 + \left(x\_m \cdot x\_m\right) \cdot 0.0694555761\right)\right)\right)}\\
\mathbf{else}:\\
\;\;\;\;\frac{0.5 + \frac{0.2514179000665374}{x\_m \cdot x\_m}}{x\_m}\\
\end{array}
\end{array}
if x < 1.30000000000000004Initial program 72.6%
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-*.f6471.4%
Simplified71.4%
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-*.f6468.1%
Simplified68.1%
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-*.f6468.3%
Simplified68.3%
if 1.30000000000000004 < x Initial program 4.6%
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-*.f64100.0%
Simplified100.0%
Final simplification76.4%
x\_m = (fabs.f64 x)
x\_s = (copysign.f64 #s(literal 1 binary64) x)
(FPCore (x_s x_m)
:precision binary64
(*
x_s
(if (<= x_m 1.16)
(*
x_m
(+
1.0
(*
(* x_m x_m)
(+
-0.6665536072
(*
x_m
(* x_m (+ 0.265709700396151 (* (* x_m x_m) -0.0732490286039007))))))))
(/ (+ 0.5 (/ 0.2514179000665374 (* x_m x_m))) x_m))))x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
double tmp;
if (x_m <= 1.16) {
tmp = x_m * (1.0 + ((x_m * x_m) * (-0.6665536072 + (x_m * (x_m * (0.265709700396151 + ((x_m * x_m) * -0.0732490286039007)))))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
real(8) :: tmp
if (x_m <= 1.16d0) then
tmp = x_m * (1.0d0 + ((x_m * x_m) * ((-0.6665536072d0) + (x_m * (x_m * (0.265709700396151d0 + ((x_m * x_m) * (-0.0732490286039007d0))))))))
else
tmp = (0.5d0 + (0.2514179000665374d0 / (x_m * x_m))) / x_m
end if
code = x_s * tmp
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
double tmp;
if (x_m <= 1.16) {
tmp = x_m * (1.0 + ((x_m * x_m) * (-0.6665536072 + (x_m * (x_m * (0.265709700396151 + ((x_m * x_m) * -0.0732490286039007)))))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): tmp = 0 if x_m <= 1.16: tmp = x_m * (1.0 + ((x_m * x_m) * (-0.6665536072 + (x_m * (x_m * (0.265709700396151 + ((x_m * x_m) * -0.0732490286039007))))))) else: tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m return x_s * tmp
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) tmp = 0.0 if (x_m <= 1.16) tmp = Float64(x_m * Float64(1.0 + Float64(Float64(x_m * x_m) * Float64(-0.6665536072 + Float64(x_m * Float64(x_m * Float64(0.265709700396151 + Float64(Float64(x_m * x_m) * -0.0732490286039007)))))))); else tmp = Float64(Float64(0.5 + Float64(0.2514179000665374 / Float64(x_m * x_m))) / x_m); end return Float64(x_s * tmp) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp_2 = code(x_s, x_m) tmp = 0.0; if (x_m <= 1.16) tmp = x_m * (1.0 + ((x_m * x_m) * (-0.6665536072 + (x_m * (x_m * (0.265709700396151 + ((x_m * x_m) * -0.0732490286039007))))))); else tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m; end tmp_2 = x_s * tmp; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := N[(x$95$s * If[LessEqual[x$95$m, 1.16], N[(x$95$m * N[(1.0 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(-0.6665536072 + N[(x$95$m * N[(x$95$m * N[(0.265709700396151 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * -0.0732490286039007), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(0.5 + N[(0.2514179000665374 / N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / x$95$m), $MachinePrecision]]), $MachinePrecision]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
x\_s \cdot \begin{array}{l}
\mathbf{if}\;x\_m \leq 1.16:\\
\;\;\;\;x\_m \cdot \left(1 + \left(x\_m \cdot x\_m\right) \cdot \left(-0.6665536072 + x\_m \cdot \left(x\_m \cdot \left(0.265709700396151 + \left(x\_m \cdot x\_m\right) \cdot -0.0732490286039007\right)\right)\right)\right)\\
\mathbf{else}:\\
\;\;\;\;\frac{0.5 + \frac{0.2514179000665374}{x\_m \cdot x\_m}}{x\_m}\\
\end{array}
\end{array}
if x < 1.15999999999999992Initial program 72.6%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
sub-negN/A
metadata-evalN/A
+-commutativeN/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-*.f6468.1%
Simplified68.1%
if 1.15999999999999992 < x Initial program 4.6%
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-*.f64100.0%
Simplified100.0%
Final simplification76.3%
x\_m = (fabs.f64 x)
x\_s = (copysign.f64 #s(literal 1 binary64) x)
(FPCore (x_s x_m)
:precision binary64
(*
x_s
(if (<= x_m 1.1)
(+
x_m
(*
x_m
(* (* x_m x_m) (+ -0.6665536072 (* (* x_m x_m) 0.265709700396151)))))
(/ (+ 0.5 (/ 0.2514179000665374 (* x_m x_m))) x_m))))x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
double tmp;
if (x_m <= 1.1) {
tmp = x_m + (x_m * ((x_m * x_m) * (-0.6665536072 + ((x_m * x_m) * 0.265709700396151))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
real(8) :: tmp
if (x_m <= 1.1d0) then
tmp = x_m + (x_m * ((x_m * x_m) * ((-0.6665536072d0) + ((x_m * x_m) * 0.265709700396151d0))))
else
tmp = (0.5d0 + (0.2514179000665374d0 / (x_m * x_m))) / x_m
end if
code = x_s * tmp
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
double tmp;
if (x_m <= 1.1) {
tmp = x_m + (x_m * ((x_m * x_m) * (-0.6665536072 + ((x_m * x_m) * 0.265709700396151))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): tmp = 0 if x_m <= 1.1: tmp = x_m + (x_m * ((x_m * x_m) * (-0.6665536072 + ((x_m * x_m) * 0.265709700396151)))) else: tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m return x_s * tmp
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) tmp = 0.0 if (x_m <= 1.1) tmp = Float64(x_m + Float64(x_m * Float64(Float64(x_m * x_m) * Float64(-0.6665536072 + Float64(Float64(x_m * x_m) * 0.265709700396151))))); else tmp = Float64(Float64(0.5 + Float64(0.2514179000665374 / Float64(x_m * x_m))) / x_m); end return Float64(x_s * tmp) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp_2 = code(x_s, x_m) tmp = 0.0; if (x_m <= 1.1) tmp = x_m + (x_m * ((x_m * x_m) * (-0.6665536072 + ((x_m * x_m) * 0.265709700396151)))); else tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m; end tmp_2 = x_s * tmp; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := N[(x$95$s * If[LessEqual[x$95$m, 1.1], N[(x$95$m + N[(x$95$m * N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(-0.6665536072 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * 0.265709700396151), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(0.5 + N[(0.2514179000665374 / N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / x$95$m), $MachinePrecision]]), $MachinePrecision]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
x\_s \cdot \begin{array}{l}
\mathbf{if}\;x\_m \leq 1.1:\\
\;\;\;\;x\_m + x\_m \cdot \left(\left(x\_m \cdot x\_m\right) \cdot \left(-0.6665536072 + \left(x\_m \cdot x\_m\right) \cdot 0.265709700396151\right)\right)\\
\mathbf{else}:\\
\;\;\;\;\frac{0.5 + \frac{0.2514179000665374}{x\_m \cdot x\_m}}{x\_m}\\
\end{array}
\end{array}
if x < 1.1000000000000001Initial program 72.6%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
sub-negN/A
metadata-evalN/A
+-commutativeN/A
+-lowering-+.f64N/A
*-commutativeN/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f6468.4%
Simplified68.4%
*-commutativeN/A
+-commutativeN/A
distribute-rgt-inN/A
+-lowering-+.f64N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
+-lowering-+.f64N/A
associate-*r*N/A
*-lowering-*.f64N/A
*-lowering-*.f64N/A
*-lowering-*.f6468.4%
Applied egg-rr68.4%
if 1.1000000000000001 < x Initial program 4.6%
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-*.f64100.0%
Simplified100.0%
Final simplification76.6%
x\_m = (fabs.f64 x)
x\_s = (copysign.f64 #s(literal 1 binary64) x)
(FPCore (x_s x_m)
:precision binary64
(*
x_s
(if (<= x_m 1.1)
(*
x_m
(+
1.0
(* (* x_m x_m) (+ -0.6665536072 (* x_m (* x_m 0.265709700396151))))))
(/ (+ 0.5 (/ 0.2514179000665374 (* x_m x_m))) x_m))))x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
double tmp;
if (x_m <= 1.1) {
tmp = x_m * (1.0 + ((x_m * x_m) * (-0.6665536072 + (x_m * (x_m * 0.265709700396151)))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
real(8) :: tmp
if (x_m <= 1.1d0) then
tmp = x_m * (1.0d0 + ((x_m * x_m) * ((-0.6665536072d0) + (x_m * (x_m * 0.265709700396151d0)))))
else
tmp = (0.5d0 + (0.2514179000665374d0 / (x_m * x_m))) / x_m
end if
code = x_s * tmp
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
double tmp;
if (x_m <= 1.1) {
tmp = x_m * (1.0 + ((x_m * x_m) * (-0.6665536072 + (x_m * (x_m * 0.265709700396151)))));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): tmp = 0 if x_m <= 1.1: tmp = x_m * (1.0 + ((x_m * x_m) * (-0.6665536072 + (x_m * (x_m * 0.265709700396151))))) else: tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m return x_s * tmp
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) tmp = 0.0 if (x_m <= 1.1) tmp = Float64(x_m * Float64(1.0 + Float64(Float64(x_m * x_m) * Float64(-0.6665536072 + Float64(x_m * Float64(x_m * 0.265709700396151)))))); else tmp = Float64(Float64(0.5 + Float64(0.2514179000665374 / Float64(x_m * x_m))) / x_m); end return Float64(x_s * tmp) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp_2 = code(x_s, x_m) tmp = 0.0; if (x_m <= 1.1) tmp = x_m * (1.0 + ((x_m * x_m) * (-0.6665536072 + (x_m * (x_m * 0.265709700396151))))); else tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m; end tmp_2 = x_s * tmp; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := N[(x$95$s * If[LessEqual[x$95$m, 1.1], N[(x$95$m * N[(1.0 + N[(N[(x$95$m * x$95$m), $MachinePrecision] * N[(-0.6665536072 + N[(x$95$m * N[(x$95$m * 0.265709700396151), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(0.5 + N[(0.2514179000665374 / N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / x$95$m), $MachinePrecision]]), $MachinePrecision]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
x\_s \cdot \begin{array}{l}
\mathbf{if}\;x\_m \leq 1.1:\\
\;\;\;\;x\_m \cdot \left(1 + \left(x\_m \cdot x\_m\right) \cdot \left(-0.6665536072 + x\_m \cdot \left(x\_m \cdot 0.265709700396151\right)\right)\right)\\
\mathbf{else}:\\
\;\;\;\;\frac{0.5 + \frac{0.2514179000665374}{x\_m \cdot x\_m}}{x\_m}\\
\end{array}
\end{array}
if x < 1.1000000000000001Initial program 72.6%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-lowering-*.f64N/A
unpow2N/A
*-lowering-*.f64N/A
sub-negN/A
metadata-evalN/A
+-commutativeN/A
+-lowering-+.f64N/A
*-commutativeN/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f6468.4%
Simplified68.4%
if 1.1000000000000001 < x Initial program 4.6%
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-*.f64100.0%
Simplified100.0%
Final simplification76.6%
x\_m = (fabs.f64 x)
x\_s = (copysign.f64 #s(literal 1 binary64) x)
(FPCore (x_s x_m)
:precision binary64
(*
x_s
(if (<= x_m 0.95)
(* x_m (+ 1.0 (* x_m (* x_m -0.6665536072))))
(/ (+ 0.5 (/ 0.2514179000665374 (* x_m x_m))) x_m))))x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
double tmp;
if (x_m <= 0.95) {
tmp = x_m * (1.0 + (x_m * (x_m * -0.6665536072)));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
real(8) :: tmp
if (x_m <= 0.95d0) then
tmp = x_m * (1.0d0 + (x_m * (x_m * (-0.6665536072d0))))
else
tmp = (0.5d0 + (0.2514179000665374d0 / (x_m * x_m))) / x_m
end if
code = x_s * tmp
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
double tmp;
if (x_m <= 0.95) {
tmp = x_m * (1.0 + (x_m * (x_m * -0.6665536072)));
} else {
tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m;
}
return x_s * tmp;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): tmp = 0 if x_m <= 0.95: tmp = x_m * (1.0 + (x_m * (x_m * -0.6665536072))) else: tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m return x_s * tmp
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) tmp = 0.0 if (x_m <= 0.95) tmp = Float64(x_m * Float64(1.0 + Float64(x_m * Float64(x_m * -0.6665536072)))); else tmp = Float64(Float64(0.5 + Float64(0.2514179000665374 / Float64(x_m * x_m))) / x_m); end return Float64(x_s * tmp) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp_2 = code(x_s, x_m) tmp = 0.0; if (x_m <= 0.95) tmp = x_m * (1.0 + (x_m * (x_m * -0.6665536072))); else tmp = (0.5 + (0.2514179000665374 / (x_m * x_m))) / x_m; end tmp_2 = x_s * tmp; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := N[(x$95$s * If[LessEqual[x$95$m, 0.95], N[(x$95$m * N[(1.0 + N[(x$95$m * N[(x$95$m * -0.6665536072), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(0.5 + N[(0.2514179000665374 / N[(x$95$m * x$95$m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / x$95$m), $MachinePrecision]]), $MachinePrecision]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
x\_s \cdot \begin{array}{l}
\mathbf{if}\;x\_m \leq 0.95:\\
\;\;\;\;x\_m \cdot \left(1 + x\_m \cdot \left(x\_m \cdot -0.6665536072\right)\right)\\
\mathbf{else}:\\
\;\;\;\;\frac{0.5 + \frac{0.2514179000665374}{x\_m \cdot x\_m}}{x\_m}\\
\end{array}
\end{array}
if x < 0.94999999999999996Initial program 72.6%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-commutativeN/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f6467.8%
Simplified67.8%
if 0.94999999999999996 < x Initial program 4.6%
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-*.f64100.0%
Simplified100.0%
Final simplification76.1%
x\_m = (fabs.f64 x)
x\_s = (copysign.f64 #s(literal 1 binary64) x)
(FPCore (x_s x_m)
:precision binary64
(*
x_s
(if (<= x_m 0.78)
(* x_m (+ 1.0 (* x_m (* x_m -0.6665536072))))
(/ 0.5 x_m))))x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
double tmp;
if (x_m <= 0.78) {
tmp = x_m * (1.0 + (x_m * (x_m * -0.6665536072)));
} else {
tmp = 0.5 / x_m;
}
return x_s * tmp;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
real(8) :: tmp
if (x_m <= 0.78d0) then
tmp = x_m * (1.0d0 + (x_m * (x_m * (-0.6665536072d0))))
else
tmp = 0.5d0 / x_m
end if
code = x_s * tmp
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
double tmp;
if (x_m <= 0.78) {
tmp = x_m * (1.0 + (x_m * (x_m * -0.6665536072)));
} else {
tmp = 0.5 / x_m;
}
return x_s * tmp;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): tmp = 0 if x_m <= 0.78: tmp = x_m * (1.0 + (x_m * (x_m * -0.6665536072))) else: tmp = 0.5 / x_m return x_s * tmp
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) tmp = 0.0 if (x_m <= 0.78) tmp = Float64(x_m * Float64(1.0 + Float64(x_m * Float64(x_m * -0.6665536072)))); else tmp = Float64(0.5 / x_m); end return Float64(x_s * tmp) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp_2 = code(x_s, x_m) tmp = 0.0; if (x_m <= 0.78) tmp = x_m * (1.0 + (x_m * (x_m * -0.6665536072))); else tmp = 0.5 / x_m; end tmp_2 = x_s * tmp; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := N[(x$95$s * If[LessEqual[x$95$m, 0.78], N[(x$95$m * N[(1.0 + N[(x$95$m * N[(x$95$m * -0.6665536072), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(0.5 / x$95$m), $MachinePrecision]]), $MachinePrecision]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
x\_s \cdot \begin{array}{l}
\mathbf{if}\;x\_m \leq 0.78:\\
\;\;\;\;x\_m \cdot \left(1 + x\_m \cdot \left(x\_m \cdot -0.6665536072\right)\right)\\
\mathbf{else}:\\
\;\;\;\;\frac{0.5}{x\_m}\\
\end{array}
\end{array}
if x < 0.78000000000000003Initial program 72.6%
Taylor expanded in x around 0
+-lowering-+.f64N/A
*-commutativeN/A
unpow2N/A
associate-*l*N/A
*-lowering-*.f64N/A
*-lowering-*.f6467.8%
Simplified67.8%
if 0.78000000000000003 < x Initial program 4.6%
Taylor expanded in x around inf
/-lowering-/.f64100.0%
Simplified100.0%
Final simplification76.1%
x\_m = (fabs.f64 x) x\_s = (copysign.f64 #s(literal 1 binary64) x) (FPCore (x_s x_m) :precision binary64 (* x_s (if (<= x_m 0.7) x_m (/ 0.5 x_m))))
x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
double tmp;
if (x_m <= 0.7) {
tmp = x_m;
} else {
tmp = 0.5 / x_m;
}
return x_s * tmp;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
real(8) :: tmp
if (x_m <= 0.7d0) then
tmp = x_m
else
tmp = 0.5d0 / x_m
end if
code = x_s * tmp
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
double tmp;
if (x_m <= 0.7) {
tmp = x_m;
} else {
tmp = 0.5 / x_m;
}
return x_s * tmp;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): tmp = 0 if x_m <= 0.7: tmp = x_m else: tmp = 0.5 / x_m return x_s * tmp
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) tmp = 0.0 if (x_m <= 0.7) tmp = x_m; else tmp = Float64(0.5 / x_m); end return Float64(x_s * tmp) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp_2 = code(x_s, x_m) tmp = 0.0; if (x_m <= 0.7) tmp = x_m; else tmp = 0.5 / x_m; end tmp_2 = x_s * tmp; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := N[(x$95$s * If[LessEqual[x$95$m, 0.7], x$95$m, N[(0.5 / x$95$m), $MachinePrecision]]), $MachinePrecision]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
x\_s \cdot \begin{array}{l}
\mathbf{if}\;x\_m \leq 0.7:\\
\;\;\;\;x\_m\\
\mathbf{else}:\\
\;\;\;\;\frac{0.5}{x\_m}\\
\end{array}
\end{array}
if x < 0.69999999999999996Initial program 72.5%
Taylor expanded in x around 0
Simplified68.3%
if 0.69999999999999996 < x Initial program 6.0%
Taylor expanded in x around inf
/-lowering-/.f6498.8%
Simplified98.8%
x\_m = (fabs.f64 x) x\_s = (copysign.f64 #s(literal 1 binary64) x) (FPCore (x_s x_m) :precision binary64 (* x_s x_m))
x\_m = fabs(x);
x\_s = copysign(1.0, x);
double code(double x_s, double x_m) {
return x_s * x_m;
}
x\_m = abs(x)
x\_s = copysign(1.0d0, x)
real(8) function code(x_s, x_m)
real(8), intent (in) :: x_s
real(8), intent (in) :: x_m
code = x_s * x_m
end function
x\_m = Math.abs(x);
x\_s = Math.copySign(1.0, x);
public static double code(double x_s, double x_m) {
return x_s * x_m;
}
x\_m = math.fabs(x) x\_s = math.copysign(1.0, x) def code(x_s, x_m): return x_s * x_m
x\_m = abs(x) x\_s = copysign(1.0, x) function code(x_s, x_m) return Float64(x_s * x_m) end
x\_m = abs(x); x\_s = sign(x) * abs(1.0); function tmp = code(x_s, x_m) tmp = x_s * x_m; end
x\_m = N[Abs[x], $MachinePrecision]
x\_s = N[With[{TMP1 = Abs[1.0], TMP2 = Sign[x]}, TMP1 * If[TMP2 == 0, 1, TMP2]], $MachinePrecision]
code[x$95$s_, x$95$m_] := N[(x$95$s * x$95$m), $MachinePrecision]
\begin{array}{l}
x\_m = \left|x\right|
\\
x\_s = \mathsf{copysign}\left(1, x\right)
\\
x\_s \cdot x\_m
\end{array}
Initial program 55.1%
Taylor expanded in x around 0
Simplified51.5%
herbie shell --seed 2024192
(FPCore (x)
:name "Jmat.Real.dawson"
:precision binary64
(* (/ (+ (+ (+ (+ (+ 1.0 (* 0.1049934947 (* x x))) (* 0.0424060604 (* (* x x) (* x x)))) (* 0.0072644182 (* (* (* x x) (* x x)) (* x x)))) (* 0.0005064034 (* (* (* (* x x) (* x x)) (* x x)) (* x x)))) (* 0.0001789971 (* (* (* (* (* x x) (* x x)) (* x x)) (* x x)) (* x x)))) (+ (+ (+ (+ (+ (+ 1.0 (* 0.7715471019 (* x x))) (* 0.2909738639 (* (* x x) (* x x)))) (* 0.0694555761 (* (* (* x x) (* x x)) (* x x)))) (* 0.0140005442 (* (* (* (* x x) (* x x)) (* x x)) (* x x)))) (* 0.0008327945 (* (* (* (* (* x x) (* x x)) (* x x)) (* x x)) (* x x)))) (* (* 2.0 0.0001789971) (* (* (* (* (* (* x x) (* x x)) (* x x)) (* x x)) (* x x)) (* x x))))) x))