
(FPCore (x y z t a b) :precision binary64 (- (* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0)))) (/ a (* b 3.0))))
double code(double x, double y, double z, double t, double a, double b) {
return ((2.0 * sqrt(x)) * cos((y - ((z * t) / 3.0)))) - (a / (b * 3.0));
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a, b)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
real(8), intent (in) :: b
code = ((2.0d0 * sqrt(x)) * cos((y - ((z * t) / 3.0d0)))) - (a / (b * 3.0d0))
end function
public static double code(double x, double y, double z, double t, double a, double b) {
return ((2.0 * Math.sqrt(x)) * Math.cos((y - ((z * t) / 3.0)))) - (a / (b * 3.0));
}
def code(x, y, z, t, a, b): return ((2.0 * math.sqrt(x)) * math.cos((y - ((z * t) / 3.0)))) - (a / (b * 3.0))
function code(x, y, z, t, a, b) return Float64(Float64(Float64(2.0 * sqrt(x)) * cos(Float64(y - Float64(Float64(z * t) / 3.0)))) - Float64(a / Float64(b * 3.0))) end
function tmp = code(x, y, z, t, a, b) tmp = ((2.0 * sqrt(x)) * cos((y - ((z * t) / 3.0)))) - (a / (b * 3.0)); end
code[x_, y_, z_, t_, a_, b_] := N[(N[(N[(2.0 * N[Sqrt[x], $MachinePrecision]), $MachinePrecision] * N[Cos[N[(y - N[(N[(z * t), $MachinePrecision] / 3.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] - N[(a / N[(b * 3.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(2 \cdot \sqrt{x}\right) \cdot \cos \left(y - \frac{z \cdot t}{3}\right) - \frac{a}{b \cdot 3}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 9 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z t a b) :precision binary64 (- (* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0)))) (/ a (* b 3.0))))
double code(double x, double y, double z, double t, double a, double b) {
return ((2.0 * sqrt(x)) * cos((y - ((z * t) / 3.0)))) - (a / (b * 3.0));
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a, b)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
real(8), intent (in) :: b
code = ((2.0d0 * sqrt(x)) * cos((y - ((z * t) / 3.0d0)))) - (a / (b * 3.0d0))
end function
public static double code(double x, double y, double z, double t, double a, double b) {
return ((2.0 * Math.sqrt(x)) * Math.cos((y - ((z * t) / 3.0)))) - (a / (b * 3.0));
}
def code(x, y, z, t, a, b): return ((2.0 * math.sqrt(x)) * math.cos((y - ((z * t) / 3.0)))) - (a / (b * 3.0))
function code(x, y, z, t, a, b) return Float64(Float64(Float64(2.0 * sqrt(x)) * cos(Float64(y - Float64(Float64(z * t) / 3.0)))) - Float64(a / Float64(b * 3.0))) end
function tmp = code(x, y, z, t, a, b) tmp = ((2.0 * sqrt(x)) * cos((y - ((z * t) / 3.0)))) - (a / (b * 3.0)); end
code[x_, y_, z_, t_, a_, b_] := N[(N[(N[(2.0 * N[Sqrt[x], $MachinePrecision]), $MachinePrecision] * N[Cos[N[(y - N[(N[(z * t), $MachinePrecision] / 3.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] - N[(a / N[(b * 3.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(2 \cdot \sqrt{x}\right) \cdot \cos \left(y - \frac{z \cdot t}{3}\right) - \frac{a}{b \cdot 3}
\end{array}
(FPCore (x y z t a b)
:precision binary64
(let* ((t_1 (/ a (* b 3.0))) (t_2 (* 2.0 (sqrt x))))
(if (<= (- (* t_2 (cos (- y (/ (* z t) 3.0)))) t_1) 5e+141)
(-
(*
t_2
(fma (sin (/ (* t z) 3.0)) (sin y) (* (cos (/ (* t z) -3.0)) (cos y))))
t_1)
(- (* t_2 (cos (pow (cbrt y) 3.0))) t_1))))
double code(double x, double y, double z, double t, double a, double b) {
double t_1 = a / (b * 3.0);
double t_2 = 2.0 * sqrt(x);
double tmp;
if (((t_2 * cos((y - ((z * t) / 3.0)))) - t_1) <= 5e+141) {
tmp = (t_2 * fma(sin(((t * z) / 3.0)), sin(y), (cos(((t * z) / -3.0)) * cos(y)))) - t_1;
} else {
tmp = (t_2 * cos(pow(cbrt(y), 3.0))) - t_1;
}
return tmp;
}
function code(x, y, z, t, a, b) t_1 = Float64(a / Float64(b * 3.0)) t_2 = Float64(2.0 * sqrt(x)) tmp = 0.0 if (Float64(Float64(t_2 * cos(Float64(y - Float64(Float64(z * t) / 3.0)))) - t_1) <= 5e+141) tmp = Float64(Float64(t_2 * fma(sin(Float64(Float64(t * z) / 3.0)), sin(y), Float64(cos(Float64(Float64(t * z) / -3.0)) * cos(y)))) - t_1); else tmp = Float64(Float64(t_2 * cos((cbrt(y) ^ 3.0))) - t_1); end return tmp end
code[x_, y_, z_, t_, a_, b_] := Block[{t$95$1 = N[(a / N[(b * 3.0), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$2 = N[(2.0 * N[Sqrt[x], $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[(N[(t$95$2 * N[Cos[N[(y - N[(N[(z * t), $MachinePrecision] / 3.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] - t$95$1), $MachinePrecision], 5e+141], N[(N[(t$95$2 * N[(N[Sin[N[(N[(t * z), $MachinePrecision] / 3.0), $MachinePrecision]], $MachinePrecision] * N[Sin[y], $MachinePrecision] + N[(N[Cos[N[(N[(t * z), $MachinePrecision] / -3.0), $MachinePrecision]], $MachinePrecision] * N[Cos[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] - t$95$1), $MachinePrecision], N[(N[(t$95$2 * N[Cos[N[Power[N[Power[y, 1/3], $MachinePrecision], 3.0], $MachinePrecision]], $MachinePrecision]), $MachinePrecision] - t$95$1), $MachinePrecision]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \frac{a}{b \cdot 3}\\
t_2 := 2 \cdot \sqrt{x}\\
\mathbf{if}\;t\_2 \cdot \cos \left(y - \frac{z \cdot t}{3}\right) - t\_1 \leq 5 \cdot 10^{+141}:\\
\;\;\;\;t\_2 \cdot \mathsf{fma}\left(\sin \left(\frac{t \cdot z}{3}\right), \sin y, \cos \left(\frac{t \cdot z}{-3}\right) \cdot \cos y\right) - t\_1\\
\mathbf{else}:\\
\;\;\;\;t\_2 \cdot \cos \left({\left(\sqrt[3]{y}\right)}^{3}\right) - t\_1\\
\end{array}
\end{array}
if (-.f64 (*.f64 (*.f64 #s(literal 2 binary64) (sqrt.f64 x)) (cos.f64 (-.f64 y (/.f64 (*.f64 z t) #s(literal 3 binary64))))) (/.f64 a (*.f64 b #s(literal 3 binary64)))) < 5.00000000000000025e141Initial program 79.7%
lift-cos.f64N/A
lift--.f64N/A
cos-diffN/A
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
lower-sin.f64N/A
lift-*.f64N/A
*-commutativeN/A
lower-*.f64N/A
lower-sin.f64N/A
*-commutativeN/A
lower-*.f64N/A
Applied rewrites81.8%
if 5.00000000000000025e141 < (-.f64 (*.f64 (*.f64 #s(literal 2 binary64) (sqrt.f64 x)) (cos.f64 (-.f64 y (/.f64 (*.f64 z t) #s(literal 3 binary64))))) (/.f64 a (*.f64 b #s(literal 3 binary64)))) Initial program 55.2%
Taylor expanded in y around inf
Applied rewrites86.7%
add-cube-cbrtN/A
lower-*.f64N/A
lower-*.f64N/A
lower-cbrt.f64N/A
lower-cbrt.f64N/A
lower-cbrt.f6487.5
Applied rewrites87.5%
lift-*.f64N/A
lift-*.f64N/A
pow3N/A
lower-pow.f6487.5
Applied rewrites87.5%
(FPCore (x y z t a b)
:precision binary64
(let* ((t_1 (/ a (* b 3.0))) (t_2 (* 2.0 (sqrt x))))
(if (<= (cos (- y (/ (* z t) 3.0))) 0.9999)
(-
(*
t_2
(fma (cos (/ (* t z) -3.0)) (cos y) (* (sin (/ (* t z) 3.0)) (sin y))))
t_1)
(- (* t_2 (cos (pow (cbrt y) 3.0))) t_1))))
double code(double x, double y, double z, double t, double a, double b) {
double t_1 = a / (b * 3.0);
double t_2 = 2.0 * sqrt(x);
double tmp;
if (cos((y - ((z * t) / 3.0))) <= 0.9999) {
tmp = (t_2 * fma(cos(((t * z) / -3.0)), cos(y), (sin(((t * z) / 3.0)) * sin(y)))) - t_1;
} else {
tmp = (t_2 * cos(pow(cbrt(y), 3.0))) - t_1;
}
return tmp;
}
function code(x, y, z, t, a, b) t_1 = Float64(a / Float64(b * 3.0)) t_2 = Float64(2.0 * sqrt(x)) tmp = 0.0 if (cos(Float64(y - Float64(Float64(z * t) / 3.0))) <= 0.9999) tmp = Float64(Float64(t_2 * fma(cos(Float64(Float64(t * z) / -3.0)), cos(y), Float64(sin(Float64(Float64(t * z) / 3.0)) * sin(y)))) - t_1); else tmp = Float64(Float64(t_2 * cos((cbrt(y) ^ 3.0))) - t_1); end return tmp end
code[x_, y_, z_, t_, a_, b_] := Block[{t$95$1 = N[(a / N[(b * 3.0), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$2 = N[(2.0 * N[Sqrt[x], $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[Cos[N[(y - N[(N[(z * t), $MachinePrecision] / 3.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision], 0.9999], N[(N[(t$95$2 * N[(N[Cos[N[(N[(t * z), $MachinePrecision] / -3.0), $MachinePrecision]], $MachinePrecision] * N[Cos[y], $MachinePrecision] + N[(N[Sin[N[(N[(t * z), $MachinePrecision] / 3.0), $MachinePrecision]], $MachinePrecision] * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] - t$95$1), $MachinePrecision], N[(N[(t$95$2 * N[Cos[N[Power[N[Power[y, 1/3], $MachinePrecision], 3.0], $MachinePrecision]], $MachinePrecision]), $MachinePrecision] - t$95$1), $MachinePrecision]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \frac{a}{b \cdot 3}\\
t_2 := 2 \cdot \sqrt{x}\\
\mathbf{if}\;\cos \left(y - \frac{z \cdot t}{3}\right) \leq 0.9999:\\
\;\;\;\;t\_2 \cdot \mathsf{fma}\left(\cos \left(\frac{t \cdot z}{-3}\right), \cos y, \sin \left(\frac{t \cdot z}{3}\right) \cdot \sin y\right) - t\_1\\
\mathbf{else}:\\
\;\;\;\;t\_2 \cdot \cos \left({\left(\sqrt[3]{y}\right)}^{3}\right) - t\_1\\
\end{array}
\end{array}
if (cos.f64 (-.f64 y (/.f64 (*.f64 z t) #s(literal 3 binary64)))) < 0.99990000000000001Initial program 77.2%
lift-cos.f64N/A
lift--.f64N/A
cos-diffN/A
*-commutativeN/A
lower-fma.f64N/A
lift-/.f64N/A
frac-2negN/A
distribute-frac-negN/A
cos-negN/A
lower-cos.f64N/A
lower-/.f64N/A
lift-*.f64N/A
*-commutativeN/A
lower-*.f64N/A
metadata-evalN/A
lower-cos.f64N/A
*-commutativeN/A
lower-*.f64N/A
lower-sin.f64N/A
lift-*.f64N/A
*-commutativeN/A
lower-*.f64N/A
lower-sin.f6479.5
Applied rewrites79.5%
if 0.99990000000000001 < (cos.f64 (-.f64 y (/.f64 (*.f64 z t) #s(literal 3 binary64)))) Initial program 66.2%
Taylor expanded in y around inf
Applied rewrites90.0%
add-cube-cbrtN/A
lower-*.f64N/A
lower-*.f64N/A
lower-cbrt.f64N/A
lower-cbrt.f64N/A
lower-cbrt.f6490.7
Applied rewrites90.7%
lift-*.f64N/A
lift-*.f64N/A
pow3N/A
lower-pow.f6490.7
Applied rewrites90.7%
(FPCore (x y z t a b)
:precision binary64
(let* ((t_1 (* (sqrt x) 2.0)) (t_2 (/ a (* b 3.0))))
(if (or (<= t_2 -4e-17) (not (<= t_2 5e-106)))
(fma -0.3333333333333333 (/ a b) t_1)
(* (cos y) t_1))))
double code(double x, double y, double z, double t, double a, double b) {
double t_1 = sqrt(x) * 2.0;
double t_2 = a / (b * 3.0);
double tmp;
if ((t_2 <= -4e-17) || !(t_2 <= 5e-106)) {
tmp = fma(-0.3333333333333333, (a / b), t_1);
} else {
tmp = cos(y) * t_1;
}
return tmp;
}
function code(x, y, z, t, a, b) t_1 = Float64(sqrt(x) * 2.0) t_2 = Float64(a / Float64(b * 3.0)) tmp = 0.0 if ((t_2 <= -4e-17) || !(t_2 <= 5e-106)) tmp = fma(-0.3333333333333333, Float64(a / b), t_1); else tmp = Float64(cos(y) * t_1); end return tmp end
code[x_, y_, z_, t_, a_, b_] := Block[{t$95$1 = N[(N[Sqrt[x], $MachinePrecision] * 2.0), $MachinePrecision]}, Block[{t$95$2 = N[(a / N[(b * 3.0), $MachinePrecision]), $MachinePrecision]}, If[Or[LessEqual[t$95$2, -4e-17], N[Not[LessEqual[t$95$2, 5e-106]], $MachinePrecision]], N[(-0.3333333333333333 * N[(a / b), $MachinePrecision] + t$95$1), $MachinePrecision], N[(N[Cos[y], $MachinePrecision] * t$95$1), $MachinePrecision]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \sqrt{x} \cdot 2\\
t_2 := \frac{a}{b \cdot 3}\\
\mathbf{if}\;t\_2 \leq -4 \cdot 10^{-17} \lor \neg \left(t\_2 \leq 5 \cdot 10^{-106}\right):\\
\;\;\;\;\mathsf{fma}\left(-0.3333333333333333, \frac{a}{b}, t\_1\right)\\
\mathbf{else}:\\
\;\;\;\;\cos y \cdot t\_1\\
\end{array}
\end{array}
if (/.f64 a (*.f64 b #s(literal 3 binary64))) < -4.00000000000000029e-17 or 4.99999999999999983e-106 < (/.f64 a (*.f64 b #s(literal 3 binary64))) Initial program 78.6%
Taylor expanded in y around inf
Applied rewrites91.7%
Taylor expanded in z around 0
Applied rewrites91.7%
Taylor expanded in y around 0
Applied rewrites87.7%
if -4.00000000000000029e-17 < (/.f64 a (*.f64 b #s(literal 3 binary64))) < 4.99999999999999983e-106Initial program 66.3%
Taylor expanded in y around inf
Applied rewrites66.0%
Taylor expanded in z around 0
Applied rewrites66.1%
Taylor expanded in x around inf
Applied rewrites63.7%
Final simplification77.8%
(FPCore (x y z t a b) :precision binary64 (- (* (* 2.0 (sqrt x)) (cos y)) (/ (/ a b) 3.0)))
double code(double x, double y, double z, double t, double a, double b) {
return ((2.0 * sqrt(x)) * cos(y)) - ((a / b) / 3.0);
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a, b)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
real(8), intent (in) :: b
code = ((2.0d0 * sqrt(x)) * cos(y)) - ((a / b) / 3.0d0)
end function
public static double code(double x, double y, double z, double t, double a, double b) {
return ((2.0 * Math.sqrt(x)) * Math.cos(y)) - ((a / b) / 3.0);
}
def code(x, y, z, t, a, b): return ((2.0 * math.sqrt(x)) * math.cos(y)) - ((a / b) / 3.0)
function code(x, y, z, t, a, b) return Float64(Float64(Float64(2.0 * sqrt(x)) * cos(y)) - Float64(Float64(a / b) / 3.0)) end
function tmp = code(x, y, z, t, a, b) tmp = ((2.0 * sqrt(x)) * cos(y)) - ((a / b) / 3.0); end
code[x_, y_, z_, t_, a_, b_] := N[(N[(N[(2.0 * N[Sqrt[x], $MachinePrecision]), $MachinePrecision] * N[Cos[y], $MachinePrecision]), $MachinePrecision] - N[(N[(a / b), $MachinePrecision] / 3.0), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(2 \cdot \sqrt{x}\right) \cdot \cos y - \frac{\frac{a}{b}}{3}
\end{array}
Initial program 73.5%
Taylor expanded in y around inf
Applied rewrites81.1%
lift-/.f64N/A
lift-*.f64N/A
associate-/r*N/A
lift-/.f64N/A
lower-/.f6481.1
Applied rewrites81.1%
(FPCore (x y z t a b) :precision binary64 (- (* (* 2.0 (sqrt x)) (cos y)) (/ a (* b 3.0))))
double code(double x, double y, double z, double t, double a, double b) {
return ((2.0 * sqrt(x)) * cos(y)) - (a / (b * 3.0));
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a, b)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
real(8), intent (in) :: b
code = ((2.0d0 * sqrt(x)) * cos(y)) - (a / (b * 3.0d0))
end function
public static double code(double x, double y, double z, double t, double a, double b) {
return ((2.0 * Math.sqrt(x)) * Math.cos(y)) - (a / (b * 3.0));
}
def code(x, y, z, t, a, b): return ((2.0 * math.sqrt(x)) * math.cos(y)) - (a / (b * 3.0))
function code(x, y, z, t, a, b) return Float64(Float64(Float64(2.0 * sqrt(x)) * cos(y)) - Float64(a / Float64(b * 3.0))) end
function tmp = code(x, y, z, t, a, b) tmp = ((2.0 * sqrt(x)) * cos(y)) - (a / (b * 3.0)); end
code[x_, y_, z_, t_, a_, b_] := N[(N[(N[(2.0 * N[Sqrt[x], $MachinePrecision]), $MachinePrecision] * N[Cos[y], $MachinePrecision]), $MachinePrecision] - N[(a / N[(b * 3.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(2 \cdot \sqrt{x}\right) \cdot \cos y - \frac{a}{b \cdot 3}
\end{array}
Initial program 73.5%
Taylor expanded in y around inf
Applied rewrites81.1%
(FPCore (x y z t a b) :precision binary64 (fma (* 2.0 (cos y)) (sqrt x) (* -0.3333333333333333 (/ a b))))
double code(double x, double y, double z, double t, double a, double b) {
return fma((2.0 * cos(y)), sqrt(x), (-0.3333333333333333 * (a / b)));
}
function code(x, y, z, t, a, b) return fma(Float64(2.0 * cos(y)), sqrt(x), Float64(-0.3333333333333333 * Float64(a / b))) end
code[x_, y_, z_, t_, a_, b_] := N[(N[(2.0 * N[Cos[y], $MachinePrecision]), $MachinePrecision] * N[Sqrt[x], $MachinePrecision] + N[(-0.3333333333333333 * N[(a / b), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(2 \cdot \cos y, \sqrt{x}, -0.3333333333333333 \cdot \frac{a}{b}\right)
\end{array}
Initial program 73.5%
Taylor expanded in z around 0
Applied rewrites81.1%
(FPCore (x y z t a b) :precision binary64 (fma -0.3333333333333333 (/ a b) (* (sqrt x) 2.0)))
double code(double x, double y, double z, double t, double a, double b) {
return fma(-0.3333333333333333, (a / b), (sqrt(x) * 2.0));
}
function code(x, y, z, t, a, b) return fma(-0.3333333333333333, Float64(a / b), Float64(sqrt(x) * 2.0)) end
code[x_, y_, z_, t_, a_, b_] := N[(-0.3333333333333333 * N[(a / b), $MachinePrecision] + N[(N[Sqrt[x], $MachinePrecision] * 2.0), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(-0.3333333333333333, \frac{a}{b}, \sqrt{x} \cdot 2\right)
\end{array}
Initial program 73.5%
Taylor expanded in y around inf
Applied rewrites81.1%
Taylor expanded in z around 0
Applied rewrites81.1%
Taylor expanded in y around 0
Applied rewrites67.0%
(FPCore (x y z t a b) :precision binary64 (/ (* -0.3333333333333333 a) b))
double code(double x, double y, double z, double t, double a, double b) {
return (-0.3333333333333333 * a) / b;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a, b)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
real(8), intent (in) :: b
code = ((-0.3333333333333333d0) * a) / b
end function
public static double code(double x, double y, double z, double t, double a, double b) {
return (-0.3333333333333333 * a) / b;
}
def code(x, y, z, t, a, b): return (-0.3333333333333333 * a) / b
function code(x, y, z, t, a, b) return Float64(Float64(-0.3333333333333333 * a) / b) end
function tmp = code(x, y, z, t, a, b) tmp = (-0.3333333333333333 * a) / b; end
code[x_, y_, z_, t_, a_, b_] := N[(N[(-0.3333333333333333 * a), $MachinePrecision] / b), $MachinePrecision]
\begin{array}{l}
\\
\frac{-0.3333333333333333 \cdot a}{b}
\end{array}
Initial program 73.5%
Taylor expanded in a around inf
Applied rewrites51.4%
Applied rewrites51.5%
(FPCore (x y z t a b) :precision binary64 (* -0.3333333333333333 (/ a b)))
double code(double x, double y, double z, double t, double a, double b) {
return -0.3333333333333333 * (a / b);
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a, b)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
real(8), intent (in) :: b
code = (-0.3333333333333333d0) * (a / b)
end function
public static double code(double x, double y, double z, double t, double a, double b) {
return -0.3333333333333333 * (a / b);
}
def code(x, y, z, t, a, b): return -0.3333333333333333 * (a / b)
function code(x, y, z, t, a, b) return Float64(-0.3333333333333333 * Float64(a / b)) end
function tmp = code(x, y, z, t, a, b) tmp = -0.3333333333333333 * (a / b); end
code[x_, y_, z_, t_, a_, b_] := N[(-0.3333333333333333 * N[(a / b), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
-0.3333333333333333 \cdot \frac{a}{b}
\end{array}
Initial program 73.5%
Taylor expanded in a around inf
Applied rewrites51.4%
(FPCore (x y z t a b)
:precision binary64
(let* ((t_1 (/ (/ 0.3333333333333333 z) t))
(t_2 (/ (/ a 3.0) b))
(t_3 (* 2.0 (sqrt x))))
(if (< z -1.3793337487235141e+129)
(- (* t_3 (cos (- (/ 1.0 y) t_1))) t_2)
(if (< z 3.516290613555987e+106)
(- (* (* (sqrt x) 2.0) (cos (- y (* (/ t 3.0) z)))) t_2)
(- (* (cos (- y t_1)) t_3) (/ (/ a b) 3.0))))))
double code(double x, double y, double z, double t, double a, double b) {
double t_1 = (0.3333333333333333 / z) / t;
double t_2 = (a / 3.0) / b;
double t_3 = 2.0 * sqrt(x);
double tmp;
if (z < -1.3793337487235141e+129) {
tmp = (t_3 * cos(((1.0 / y) - t_1))) - t_2;
} else if (z < 3.516290613555987e+106) {
tmp = ((sqrt(x) * 2.0) * cos((y - ((t / 3.0) * z)))) - t_2;
} else {
tmp = (cos((y - t_1)) * t_3) - ((a / b) / 3.0);
}
return tmp;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a, b)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
real(8), intent (in) :: b
real(8) :: t_1
real(8) :: t_2
real(8) :: t_3
real(8) :: tmp
t_1 = (0.3333333333333333d0 / z) / t
t_2 = (a / 3.0d0) / b
t_3 = 2.0d0 * sqrt(x)
if (z < (-1.3793337487235141d+129)) then
tmp = (t_3 * cos(((1.0d0 / y) - t_1))) - t_2
else if (z < 3.516290613555987d+106) then
tmp = ((sqrt(x) * 2.0d0) * cos((y - ((t / 3.0d0) * z)))) - t_2
else
tmp = (cos((y - t_1)) * t_3) - ((a / b) / 3.0d0)
end if
code = tmp
end function
public static double code(double x, double y, double z, double t, double a, double b) {
double t_1 = (0.3333333333333333 / z) / t;
double t_2 = (a / 3.0) / b;
double t_3 = 2.0 * Math.sqrt(x);
double tmp;
if (z < -1.3793337487235141e+129) {
tmp = (t_3 * Math.cos(((1.0 / y) - t_1))) - t_2;
} else if (z < 3.516290613555987e+106) {
tmp = ((Math.sqrt(x) * 2.0) * Math.cos((y - ((t / 3.0) * z)))) - t_2;
} else {
tmp = (Math.cos((y - t_1)) * t_3) - ((a / b) / 3.0);
}
return tmp;
}
def code(x, y, z, t, a, b): t_1 = (0.3333333333333333 / z) / t t_2 = (a / 3.0) / b t_3 = 2.0 * math.sqrt(x) tmp = 0 if z < -1.3793337487235141e+129: tmp = (t_3 * math.cos(((1.0 / y) - t_1))) - t_2 elif z < 3.516290613555987e+106: tmp = ((math.sqrt(x) * 2.0) * math.cos((y - ((t / 3.0) * z)))) - t_2 else: tmp = (math.cos((y - t_1)) * t_3) - ((a / b) / 3.0) return tmp
function code(x, y, z, t, a, b) t_1 = Float64(Float64(0.3333333333333333 / z) / t) t_2 = Float64(Float64(a / 3.0) / b) t_3 = Float64(2.0 * sqrt(x)) tmp = 0.0 if (z < -1.3793337487235141e+129) tmp = Float64(Float64(t_3 * cos(Float64(Float64(1.0 / y) - t_1))) - t_2); elseif (z < 3.516290613555987e+106) tmp = Float64(Float64(Float64(sqrt(x) * 2.0) * cos(Float64(y - Float64(Float64(t / 3.0) * z)))) - t_2); else tmp = Float64(Float64(cos(Float64(y - t_1)) * t_3) - Float64(Float64(a / b) / 3.0)); end return tmp end
function tmp_2 = code(x, y, z, t, a, b) t_1 = (0.3333333333333333 / z) / t; t_2 = (a / 3.0) / b; t_3 = 2.0 * sqrt(x); tmp = 0.0; if (z < -1.3793337487235141e+129) tmp = (t_3 * cos(((1.0 / y) - t_1))) - t_2; elseif (z < 3.516290613555987e+106) tmp = ((sqrt(x) * 2.0) * cos((y - ((t / 3.0) * z)))) - t_2; else tmp = (cos((y - t_1)) * t_3) - ((a / b) / 3.0); end tmp_2 = tmp; end
code[x_, y_, z_, t_, a_, b_] := Block[{t$95$1 = N[(N[(0.3333333333333333 / z), $MachinePrecision] / t), $MachinePrecision]}, Block[{t$95$2 = N[(N[(a / 3.0), $MachinePrecision] / b), $MachinePrecision]}, Block[{t$95$3 = N[(2.0 * N[Sqrt[x], $MachinePrecision]), $MachinePrecision]}, If[Less[z, -1.3793337487235141e+129], N[(N[(t$95$3 * N[Cos[N[(N[(1.0 / y), $MachinePrecision] - t$95$1), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] - t$95$2), $MachinePrecision], If[Less[z, 3.516290613555987e+106], N[(N[(N[(N[Sqrt[x], $MachinePrecision] * 2.0), $MachinePrecision] * N[Cos[N[(y - N[(N[(t / 3.0), $MachinePrecision] * z), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] - t$95$2), $MachinePrecision], N[(N[(N[Cos[N[(y - t$95$1), $MachinePrecision]], $MachinePrecision] * t$95$3), $MachinePrecision] - N[(N[(a / b), $MachinePrecision] / 3.0), $MachinePrecision]), $MachinePrecision]]]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \frac{\frac{0.3333333333333333}{z}}{t}\\
t_2 := \frac{\frac{a}{3}}{b}\\
t_3 := 2 \cdot \sqrt{x}\\
\mathbf{if}\;z < -1.3793337487235141 \cdot 10^{+129}:\\
\;\;\;\;t\_3 \cdot \cos \left(\frac{1}{y} - t\_1\right) - t\_2\\
\mathbf{elif}\;z < 3.516290613555987 \cdot 10^{+106}:\\
\;\;\;\;\left(\sqrt{x} \cdot 2\right) \cdot \cos \left(y - \frac{t}{3} \cdot z\right) - t\_2\\
\mathbf{else}:\\
\;\;\;\;\cos \left(y - t\_1\right) \cdot t\_3 - \frac{\frac{a}{b}}{3}\\
\end{array}
\end{array}
herbie shell --seed 2025021
(FPCore (x y z t a b)
:name "Diagrams.Solve.Polynomial:cubForm from diagrams-solve-0.1, K"
:precision binary64
:alt
(! :herbie-platform default (if (< z -1379333748723514100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) (- (* (* 2 (sqrt x)) (cos (- (/ 1 y) (/ (/ 3333333333333333/10000000000000000 z) t)))) (/ (/ a 3) b)) (if (< z 35162906135559870000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) (- (* (* (sqrt x) 2) (cos (- y (* (/ t 3) z)))) (/ (/ a 3) b)) (- (* (cos (- y (/ (/ 3333333333333333/10000000000000000 z) t))) (* 2 (sqrt x))) (/ (/ a b) 3)))))
(- (* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0)))) (/ a (* b 3.0))))