
(FPCore (x y z) :precision binary64 (- (* x (cos y)) (* z (sin y))))
double code(double x, double y, double z) {
return (x * cos(y)) - (z * sin(y));
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = (x * cos(y)) - (z * sin(y))
end function
public static double code(double x, double y, double z) {
return (x * Math.cos(y)) - (z * Math.sin(y));
}
def code(x, y, z): return (x * math.cos(y)) - (z * math.sin(y))
function code(x, y, z) return Float64(Float64(x * cos(y)) - Float64(z * sin(y))) end
function tmp = code(x, y, z) tmp = (x * cos(y)) - (z * sin(y)); end
code[x_, y_, z_] := N[(N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision] - N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \cos y - z \cdot \sin y
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 10 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z) :precision binary64 (- (* x (cos y)) (* z (sin y))))
double code(double x, double y, double z) {
return (x * cos(y)) - (z * sin(y));
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = (x * cos(y)) - (z * sin(y))
end function
public static double code(double x, double y, double z) {
return (x * Math.cos(y)) - (z * Math.sin(y));
}
def code(x, y, z): return (x * math.cos(y)) - (z * math.sin(y))
function code(x, y, z) return Float64(Float64(x * cos(y)) - Float64(z * sin(y))) end
function tmp = code(x, y, z) tmp = (x * cos(y)) - (z * sin(y)); end
code[x_, y_, z_] := N[(N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision] - N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \cos y - z \cdot \sin y
\end{array}
(FPCore (x y z) :precision binary64 (fma (cos y) x (* (sin y) (- z))))
double code(double x, double y, double z) {
return fma(cos(y), x, (sin(y) * -z));
}
function code(x, y, z) return fma(cos(y), x, Float64(sin(y) * Float64(-z))) end
code[x_, y_, z_] := N[(N[Cos[y], $MachinePrecision] * x + N[(N[Sin[y], $MachinePrecision] * (-z)), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(\cos y, x, \sin y \cdot \left(-z\right)\right)
\end{array}
Initial program 99.8%
lift--.f64N/A
sub-negN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f64N/A
lift-*.f64N/A
distribute-lft-neg-inN/A
lower-*.f64N/A
lower-neg.f6499.8
Applied rewrites99.8%
Final simplification99.8%
(FPCore (x y z) :precision binary64 (- (* x (cos y)) (* (sin y) z)))
double code(double x, double y, double z) {
return (x * cos(y)) - (sin(y) * z);
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = (x * cos(y)) - (sin(y) * z)
end function
public static double code(double x, double y, double z) {
return (x * Math.cos(y)) - (Math.sin(y) * z);
}
def code(x, y, z): return (x * math.cos(y)) - (math.sin(y) * z)
function code(x, y, z) return Float64(Float64(x * cos(y)) - Float64(sin(y) * z)) end
function tmp = code(x, y, z) tmp = (x * cos(y)) - (sin(y) * z); end
code[x_, y_, z_] := N[(N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision] - N[(N[Sin[y], $MachinePrecision] * z), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \cos y - \sin y \cdot z
\end{array}
Initial program 99.8%
Final simplification99.8%
(FPCore (x y z)
:precision binary64
(let* ((t_0
(fma
(cos y)
x
(/ -1.0 (/ (fma (/ (* y y) z) 0.16666666666666666 (/ 1.0 z)) y)))))
(if (<= x -29000000.0)
t_0
(if (<= x 1e-55) (- (* 1.0 x) (* (sin y) z)) t_0))))
double code(double x, double y, double z) {
double t_0 = fma(cos(y), x, (-1.0 / (fma(((y * y) / z), 0.16666666666666666, (1.0 / z)) / y)));
double tmp;
if (x <= -29000000.0) {
tmp = t_0;
} else if (x <= 1e-55) {
tmp = (1.0 * x) - (sin(y) * z);
} else {
tmp = t_0;
}
return tmp;
}
function code(x, y, z) t_0 = fma(cos(y), x, Float64(-1.0 / Float64(fma(Float64(Float64(y * y) / z), 0.16666666666666666, Float64(1.0 / z)) / y))) tmp = 0.0 if (x <= -29000000.0) tmp = t_0; elseif (x <= 1e-55) tmp = Float64(Float64(1.0 * x) - Float64(sin(y) * z)); else tmp = t_0; end return tmp end
code[x_, y_, z_] := Block[{t$95$0 = N[(N[Cos[y], $MachinePrecision] * x + N[(-1.0 / N[(N[(N[(N[(y * y), $MachinePrecision] / z), $MachinePrecision] * 0.16666666666666666 + N[(1.0 / z), $MachinePrecision]), $MachinePrecision] / y), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[x, -29000000.0], t$95$0, If[LessEqual[x, 1e-55], N[(N[(1.0 * x), $MachinePrecision] - N[(N[Sin[y], $MachinePrecision] * z), $MachinePrecision]), $MachinePrecision], t$95$0]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \mathsf{fma}\left(\cos y, x, \frac{-1}{\frac{\mathsf{fma}\left(\frac{y \cdot y}{z}, 0.16666666666666666, \frac{1}{z}\right)}{y}}\right)\\
\mathbf{if}\;x \leq -29000000:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;x \leq 10^{-55}:\\
\;\;\;\;1 \cdot x - \sin y \cdot z\\
\mathbf{else}:\\
\;\;\;\;t\_0\\
\end{array}
\end{array}
if x < -2.9e7 or 9.99999999999999995e-56 < x Initial program 99.8%
lift--.f64N/A
sub-negN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f64N/A
lift-*.f64N/A
distribute-lft-neg-inN/A
lower-*.f64N/A
lower-neg.f6499.9
Applied rewrites99.9%
Applied rewrites99.8%
Taylor expanded in y around 0
associate-*r/N/A
associate-*l/N/A
metadata-evalN/A
associate-*r/N/A
lower-/.f64N/A
associate-*r/N/A
metadata-evalN/A
associate-*l/N/A
associate-*r/N/A
*-commutativeN/A
lower-fma.f64N/A
lower-/.f64N/A
unpow2N/A
lower-*.f64N/A
lower-/.f6489.3
Applied rewrites89.3%
if -2.9e7 < x < 9.99999999999999995e-56Initial program 99.8%
Taylor expanded in y around 0
Applied rewrites92.6%
Final simplification90.9%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (- (* x (cos y)) (* z y))))
(if (<= x -4.9e+122)
t_0
(if (<= x 1.6e+160) (fma (sin y) (- z) (* 1.0 x)) t_0))))
double code(double x, double y, double z) {
double t_0 = (x * cos(y)) - (z * y);
double tmp;
if (x <= -4.9e+122) {
tmp = t_0;
} else if (x <= 1.6e+160) {
tmp = fma(sin(y), -z, (1.0 * x));
} else {
tmp = t_0;
}
return tmp;
}
function code(x, y, z) t_0 = Float64(Float64(x * cos(y)) - Float64(z * y)) tmp = 0.0 if (x <= -4.9e+122) tmp = t_0; elseif (x <= 1.6e+160) tmp = fma(sin(y), Float64(-z), Float64(1.0 * x)); else tmp = t_0; end return tmp end
code[x_, y_, z_] := Block[{t$95$0 = N[(N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision] - N[(z * y), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[x, -4.9e+122], t$95$0, If[LessEqual[x, 1.6e+160], N[(N[Sin[y], $MachinePrecision] * (-z) + N[(1.0 * x), $MachinePrecision]), $MachinePrecision], t$95$0]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := x \cdot \cos y - z \cdot y\\
\mathbf{if}\;x \leq -4.9 \cdot 10^{+122}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;x \leq 1.6 \cdot 10^{+160}:\\
\;\;\;\;\mathsf{fma}\left(\sin y, -z, 1 \cdot x\right)\\
\mathbf{else}:\\
\;\;\;\;t\_0\\
\end{array}
\end{array}
if x < -4.8999999999999998e122 or 1.5999999999999999e160 < x Initial program 99.9%
Taylor expanded in y around 0
*-commutativeN/A
lower-*.f6475.4
Applied rewrites75.4%
if -4.8999999999999998e122 < x < 1.5999999999999999e160Initial program 99.8%
Taylor expanded in y around 0
Applied rewrites83.8%
lift--.f64N/A
lift-*.f64N/A
cancel-sign-sub-invN/A
lift-neg.f64N/A
lift-*.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6483.8
lift-*.f64N/A
*-commutativeN/A
lower-*.f6483.8
Applied rewrites83.8%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (- (* x (cos y)) (* z y))))
(if (<= x -4.9e+122)
t_0
(if (<= x 1.6e+160) (- (* 1.0 x) (* (sin y) z)) t_0))))
double code(double x, double y, double z) {
double t_0 = (x * cos(y)) - (z * y);
double tmp;
if (x <= -4.9e+122) {
tmp = t_0;
} else if (x <= 1.6e+160) {
tmp = (1.0 * x) - (sin(y) * z);
} else {
tmp = t_0;
}
return tmp;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8) :: t_0
real(8) :: tmp
t_0 = (x * cos(y)) - (z * y)
if (x <= (-4.9d+122)) then
tmp = t_0
else if (x <= 1.6d+160) then
tmp = (1.0d0 * x) - (sin(y) * z)
else
tmp = t_0
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double t_0 = (x * Math.cos(y)) - (z * y);
double tmp;
if (x <= -4.9e+122) {
tmp = t_0;
} else if (x <= 1.6e+160) {
tmp = (1.0 * x) - (Math.sin(y) * z);
} else {
tmp = t_0;
}
return tmp;
}
def code(x, y, z): t_0 = (x * math.cos(y)) - (z * y) tmp = 0 if x <= -4.9e+122: tmp = t_0 elif x <= 1.6e+160: tmp = (1.0 * x) - (math.sin(y) * z) else: tmp = t_0 return tmp
function code(x, y, z) t_0 = Float64(Float64(x * cos(y)) - Float64(z * y)) tmp = 0.0 if (x <= -4.9e+122) tmp = t_0; elseif (x <= 1.6e+160) tmp = Float64(Float64(1.0 * x) - Float64(sin(y) * z)); else tmp = t_0; end return tmp end
function tmp_2 = code(x, y, z) t_0 = (x * cos(y)) - (z * y); tmp = 0.0; if (x <= -4.9e+122) tmp = t_0; elseif (x <= 1.6e+160) tmp = (1.0 * x) - (sin(y) * z); else tmp = t_0; end tmp_2 = tmp; end
code[x_, y_, z_] := Block[{t$95$0 = N[(N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision] - N[(z * y), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[x, -4.9e+122], t$95$0, If[LessEqual[x, 1.6e+160], N[(N[(1.0 * x), $MachinePrecision] - N[(N[Sin[y], $MachinePrecision] * z), $MachinePrecision]), $MachinePrecision], t$95$0]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := x \cdot \cos y - z \cdot y\\
\mathbf{if}\;x \leq -4.9 \cdot 10^{+122}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;x \leq 1.6 \cdot 10^{+160}:\\
\;\;\;\;1 \cdot x - \sin y \cdot z\\
\mathbf{else}:\\
\;\;\;\;t\_0\\
\end{array}
\end{array}
if x < -4.8999999999999998e122 or 1.5999999999999999e160 < x Initial program 99.9%
Taylor expanded in y around 0
*-commutativeN/A
lower-*.f6475.4
Applied rewrites75.4%
if -4.8999999999999998e122 < x < 1.5999999999999999e160Initial program 99.8%
Taylor expanded in y around 0
Applied rewrites83.8%
Final simplification81.6%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (* (sin y) (- z))))
(if (<= y -0.0105)
t_0
(if (<= y 720000.0)
(- (* 1.0 x) (* (* (fma -0.16666666666666666 (* y y) 1.0) z) y))
t_0))))
double code(double x, double y, double z) {
double t_0 = sin(y) * -z;
double tmp;
if (y <= -0.0105) {
tmp = t_0;
} else if (y <= 720000.0) {
tmp = (1.0 * x) - ((fma(-0.16666666666666666, (y * y), 1.0) * z) * y);
} else {
tmp = t_0;
}
return tmp;
}
function code(x, y, z) t_0 = Float64(sin(y) * Float64(-z)) tmp = 0.0 if (y <= -0.0105) tmp = t_0; elseif (y <= 720000.0) tmp = Float64(Float64(1.0 * x) - Float64(Float64(fma(-0.16666666666666666, Float64(y * y), 1.0) * z) * y)); else tmp = t_0; end return tmp end
code[x_, y_, z_] := Block[{t$95$0 = N[(N[Sin[y], $MachinePrecision] * (-z)), $MachinePrecision]}, If[LessEqual[y, -0.0105], t$95$0, If[LessEqual[y, 720000.0], N[(N[(1.0 * x), $MachinePrecision] - N[(N[(N[(-0.16666666666666666 * N[(y * y), $MachinePrecision] + 1.0), $MachinePrecision] * z), $MachinePrecision] * y), $MachinePrecision]), $MachinePrecision], t$95$0]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \sin y \cdot \left(-z\right)\\
\mathbf{if}\;y \leq -0.0105:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;y \leq 720000:\\
\;\;\;\;1 \cdot x - \left(\mathsf{fma}\left(-0.16666666666666666, y \cdot y, 1\right) \cdot z\right) \cdot y\\
\mathbf{else}:\\
\;\;\;\;t\_0\\
\end{array}
\end{array}
if y < -0.0105000000000000007 or 7.2e5 < y Initial program 99.7%
Taylor expanded in x around 0
mul-1-negN/A
distribute-lft-neg-inN/A
lower-*.f64N/A
lower-neg.f64N/A
lower-sin.f6450.8
Applied rewrites50.8%
if -0.0105000000000000007 < y < 7.2e5Initial program 100.0%
Taylor expanded in y around 0
Applied rewrites99.4%
Taylor expanded in y around 0
*-commutativeN/A
*-commutativeN/A
associate-*r*N/A
lower-*.f64N/A
associate-*r*N/A
*-commutativeN/A
associate-*r*N/A
distribute-rgt1-inN/A
lower-*.f64N/A
lower-fma.f64N/A
unpow2N/A
lower-*.f6499.4
Applied rewrites99.4%
Final simplification73.4%
(FPCore (x y z) :precision binary64 (- (* 1.0 x) (* (sin y) z)))
double code(double x, double y, double z) {
return (1.0 * x) - (sin(y) * z);
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = (1.0d0 * x) - (sin(y) * z)
end function
public static double code(double x, double y, double z) {
return (1.0 * x) - (Math.sin(y) * z);
}
def code(x, y, z): return (1.0 * x) - (math.sin(y) * z)
function code(x, y, z) return Float64(Float64(1.0 * x) - Float64(sin(y) * z)) end
function tmp = code(x, y, z) tmp = (1.0 * x) - (sin(y) * z); end
code[x_, y_, z_] := N[(N[(1.0 * x), $MachinePrecision] - N[(N[Sin[y], $MachinePrecision] * z), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
1 \cdot x - \sin y \cdot z
\end{array}
Initial program 99.8%
Taylor expanded in y around 0
Applied rewrites75.4%
Final simplification75.4%
(FPCore (x y z) :precision binary64 (let* ((t_0 (* (- y) z))) (if (<= z -5.8e+86) t_0 (if (<= z 3.7e+188) (fma y z x) t_0))))
double code(double x, double y, double z) {
double t_0 = -y * z;
double tmp;
if (z <= -5.8e+86) {
tmp = t_0;
} else if (z <= 3.7e+188) {
tmp = fma(y, z, x);
} else {
tmp = t_0;
}
return tmp;
}
function code(x, y, z) t_0 = Float64(Float64(-y) * z) tmp = 0.0 if (z <= -5.8e+86) tmp = t_0; elseif (z <= 3.7e+188) tmp = fma(y, z, x); else tmp = t_0; end return tmp end
code[x_, y_, z_] := Block[{t$95$0 = N[((-y) * z), $MachinePrecision]}, If[LessEqual[z, -5.8e+86], t$95$0, If[LessEqual[z, 3.7e+188], N[(y * z + x), $MachinePrecision], t$95$0]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(-y\right) \cdot z\\
\mathbf{if}\;z \leq -5.8 \cdot 10^{+86}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;z \leq 3.7 \cdot 10^{+188}:\\
\;\;\;\;\mathsf{fma}\left(y, z, x\right)\\
\mathbf{else}:\\
\;\;\;\;t\_0\\
\end{array}
\end{array}
if z < -5.79999999999999981e86 or 3.7e188 < z Initial program 99.8%
Taylor expanded in y around 0
mul-1-negN/A
unsub-negN/A
lower--.f64N/A
*-commutativeN/A
lower-*.f6449.8
Applied rewrites49.8%
Taylor expanded in x around 0
Applied rewrites36.3%
if -5.79999999999999981e86 < z < 3.7e188Initial program 99.8%
Taylor expanded in y around 0
Applied rewrites68.9%
Applied rewrites44.9%
Taylor expanded in y around 0
+-commutativeN/A
lower-fma.f6444.6
Applied rewrites44.6%
(FPCore (x y z) :precision binary64 (- x (* z y)))
double code(double x, double y, double z) {
return x - (z * y);
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = x - (z * y)
end function
public static double code(double x, double y, double z) {
return x - (z * y);
}
def code(x, y, z): return x - (z * y)
function code(x, y, z) return Float64(x - Float64(z * y)) end
function tmp = code(x, y, z) tmp = x - (z * y); end
code[x_, y_, z_] := N[(x - N[(z * y), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x - z \cdot y
\end{array}
Initial program 99.8%
Taylor expanded in y around 0
mul-1-negN/A
unsub-negN/A
lower--.f64N/A
*-commutativeN/A
lower-*.f6449.3
Applied rewrites49.3%
(FPCore (x y z) :precision binary64 (fma y z x))
double code(double x, double y, double z) {
return fma(y, z, x);
}
function code(x, y, z) return fma(y, z, x) end
code[x_, y_, z_] := N[(y * z + x), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(y, z, x\right)
\end{array}
Initial program 99.8%
Taylor expanded in y around 0
Applied rewrites75.4%
Applied rewrites35.4%
Taylor expanded in y around 0
+-commutativeN/A
lower-fma.f6435.4
Applied rewrites35.4%
herbie shell --seed 2024295
(FPCore (x y z)
:name "Diagrams.ThreeD.Transform:aboutX from diagrams-lib-1.3.0.3, A"
:precision binary64
(- (* x (cos y)) (* z (sin y))))