
(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 8 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 (sin y) z (* (cos y) x)))
double code(double x, double y, double z) {
return fma(sin(y), z, (cos(y) * x));
}
function code(x, y, z) return fma(sin(y), z, Float64(cos(y) * x)) end
code[x_, y_, z_] := N[(N[Sin[y], $MachinePrecision] * z + N[(N[Cos[y], $MachinePrecision] * x), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(\sin y, z, \cos y \cdot x\right)
\end{array}
Initial program 99.8%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6499.8
lift-*.f64N/A
*-commutativeN/A
lower-*.f6499.8
Applied rewrites99.8%
(FPCore (x y z) :precision binary64 (if (or (<= x -920000000000.0) (not (<= x 3.1e+71))) (* (cos y) x) (fma (sin y) z (* 1.0 x))))
double code(double x, double y, double z) {
double tmp;
if ((x <= -920000000000.0) || !(x <= 3.1e+71)) {
tmp = cos(y) * x;
} else {
tmp = fma(sin(y), z, (1.0 * x));
}
return tmp;
}
function code(x, y, z) tmp = 0.0 if ((x <= -920000000000.0) || !(x <= 3.1e+71)) tmp = Float64(cos(y) * x); else tmp = fma(sin(y), z, Float64(1.0 * x)); end return tmp end
code[x_, y_, z_] := If[Or[LessEqual[x, -920000000000.0], N[Not[LessEqual[x, 3.1e+71]], $MachinePrecision]], N[(N[Cos[y], $MachinePrecision] * x), $MachinePrecision], N[(N[Sin[y], $MachinePrecision] * z + N[(1.0 * x), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -920000000000 \lor \neg \left(x \leq 3.1 \cdot 10^{+71}\right):\\
\;\;\;\;\cos y \cdot x\\
\mathbf{else}:\\
\;\;\;\;\mathsf{fma}\left(\sin y, z, 1 \cdot x\right)\\
\end{array}
\end{array}
if x < -9.2e11 or 3.10000000000000018e71 < x Initial program 99.8%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6499.8
lift-*.f64N/A
*-commutativeN/A
lower-*.f6499.8
Applied rewrites99.8%
Taylor expanded in x around inf
*-commutativeN/A
lower-*.f64N/A
+-commutativeN/A
associate-/l*N/A
lower-fma.f64N/A
lower-/.f64N/A
lower-sin.f64N/A
lower-cos.f6499.8
Applied rewrites99.8%
Taylor expanded in x around inf
Applied rewrites89.8%
if -9.2e11 < x < 3.10000000000000018e71Initial program 99.8%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6499.8
lift-*.f64N/A
*-commutativeN/A
lower-*.f6499.8
Applied rewrites99.8%
Taylor expanded in y around 0
Applied rewrites88.9%
Final simplification89.2%
(FPCore (x y z) :precision binary64 (if (or (<= x -1.3e-10) (not (<= x 3.2e-208))) (* (cos y) x) (* (sin y) z)))
double code(double x, double y, double z) {
double tmp;
if ((x <= -1.3e-10) || !(x <= 3.2e-208)) {
tmp = cos(y) * x;
} else {
tmp = sin(y) * z;
}
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) :: tmp
if ((x <= (-1.3d-10)) .or. (.not. (x <= 3.2d-208))) then
tmp = cos(y) * x
else
tmp = sin(y) * z
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((x <= -1.3e-10) || !(x <= 3.2e-208)) {
tmp = Math.cos(y) * x;
} else {
tmp = Math.sin(y) * z;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -1.3e-10) or not (x <= 3.2e-208): tmp = math.cos(y) * x else: tmp = math.sin(y) * z return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -1.3e-10) || !(x <= 3.2e-208)) tmp = Float64(cos(y) * x); else tmp = Float64(sin(y) * z); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((x <= -1.3e-10) || ~((x <= 3.2e-208))) tmp = cos(y) * x; else tmp = sin(y) * z; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -1.3e-10], N[Not[LessEqual[x, 3.2e-208]], $MachinePrecision]], N[(N[Cos[y], $MachinePrecision] * x), $MachinePrecision], N[(N[Sin[y], $MachinePrecision] * z), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -1.3 \cdot 10^{-10} \lor \neg \left(x \leq 3.2 \cdot 10^{-208}\right):\\
\;\;\;\;\cos y \cdot x\\
\mathbf{else}:\\
\;\;\;\;\sin y \cdot z\\
\end{array}
\end{array}
if x < -1.29999999999999991e-10 or 3.2000000000000001e-208 < x Initial program 99.8%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6499.8
lift-*.f64N/A
*-commutativeN/A
lower-*.f6499.8
Applied rewrites99.8%
Taylor expanded in x around inf
*-commutativeN/A
lower-*.f64N/A
+-commutativeN/A
associate-/l*N/A
lower-fma.f64N/A
lower-/.f64N/A
lower-sin.f64N/A
lower-cos.f6497.0
Applied rewrites97.0%
Taylor expanded in x around inf
Applied rewrites80.1%
if -1.29999999999999991e-10 < x < 3.2000000000000001e-208Initial program 99.8%
Taylor expanded in x around 0
*-commutativeN/A
lower-*.f64N/A
lower-sin.f6482.9
Applied rewrites82.9%
Final simplification81.1%
(FPCore (x y z) :precision binary64 (if (or (<= y -3.25) (not (<= y 0.0061))) (* (sin y) z) (fma (fma (fma -0.16666666666666666 (* z y) (* -0.5 x)) y z) y x)))
double code(double x, double y, double z) {
double tmp;
if ((y <= -3.25) || !(y <= 0.0061)) {
tmp = sin(y) * z;
} else {
tmp = fma(fma(fma(-0.16666666666666666, (z * y), (-0.5 * x)), y, z), y, x);
}
return tmp;
}
function code(x, y, z) tmp = 0.0 if ((y <= -3.25) || !(y <= 0.0061)) tmp = Float64(sin(y) * z); else tmp = fma(fma(fma(-0.16666666666666666, Float64(z * y), Float64(-0.5 * x)), y, z), y, x); end return tmp end
code[x_, y_, z_] := If[Or[LessEqual[y, -3.25], N[Not[LessEqual[y, 0.0061]], $MachinePrecision]], N[(N[Sin[y], $MachinePrecision] * z), $MachinePrecision], N[(N[(N[(-0.16666666666666666 * N[(z * y), $MachinePrecision] + N[(-0.5 * x), $MachinePrecision]), $MachinePrecision] * y + z), $MachinePrecision] * y + x), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -3.25 \lor \neg \left(y \leq 0.0061\right):\\
\;\;\;\;\sin y \cdot z\\
\mathbf{else}:\\
\;\;\;\;\mathsf{fma}\left(\mathsf{fma}\left(\mathsf{fma}\left(-0.16666666666666666, z \cdot y, -0.5 \cdot x\right), y, z\right), y, x\right)\\
\end{array}
\end{array}
if y < -3.25 or 0.00610000000000000039 < y Initial program 99.7%
Taylor expanded in x around 0
*-commutativeN/A
lower-*.f64N/A
lower-sin.f6458.3
Applied rewrites58.3%
if -3.25 < y < 0.00610000000000000039Initial program 100.0%
Taylor expanded in y around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
+-commutativeN/A
lower-fma.f64N/A
*-commutativeN/A
lower-*.f64N/A
lower-*.f6499.3
Applied rewrites99.3%
Final simplification77.0%
(FPCore (x y z) :precision binary64 (if (or (<= z -8e+92) (not (<= z 5.5e+126))) (* z y) (* 1.0 x)))
double code(double x, double y, double z) {
double tmp;
if ((z <= -8e+92) || !(z <= 5.5e+126)) {
tmp = z * y;
} else {
tmp = 1.0 * x;
}
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) :: tmp
if ((z <= (-8d+92)) .or. (.not. (z <= 5.5d+126))) then
tmp = z * y
else
tmp = 1.0d0 * x
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((z <= -8e+92) || !(z <= 5.5e+126)) {
tmp = z * y;
} else {
tmp = 1.0 * x;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -8e+92) or not (z <= 5.5e+126): tmp = z * y else: tmp = 1.0 * x return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -8e+92) || !(z <= 5.5e+126)) tmp = Float64(z * y); else tmp = Float64(1.0 * x); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((z <= -8e+92) || ~((z <= 5.5e+126))) tmp = z * y; else tmp = 1.0 * x; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -8e+92], N[Not[LessEqual[z, 5.5e+126]], $MachinePrecision]], N[(z * y), $MachinePrecision], N[(1.0 * x), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -8 \cdot 10^{+92} \lor \neg \left(z \leq 5.5 \cdot 10^{+126}\right):\\
\;\;\;\;z \cdot y\\
\mathbf{else}:\\
\;\;\;\;1 \cdot x\\
\end{array}
\end{array}
if z < -8.0000000000000003e92 or 5.5000000000000004e126 < z Initial program 99.8%
Taylor expanded in y around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f6443.3
Applied rewrites43.3%
Taylor expanded in x around 0
Applied rewrites31.4%
if -8.0000000000000003e92 < z < 5.5000000000000004e126Initial program 99.8%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6499.8
lift-*.f64N/A
*-commutativeN/A
lower-*.f6499.8
Applied rewrites99.8%
Taylor expanded in x around inf
*-commutativeN/A
lower-*.f64N/A
+-commutativeN/A
associate-/l*N/A
lower-fma.f64N/A
lower-/.f64N/A
lower-sin.f64N/A
lower-cos.f6498.7
Applied rewrites98.7%
Taylor expanded in y around 0
Applied rewrites47.5%
Final simplification43.2%
(FPCore (x y z) :precision binary64 (fma z y x))
double code(double x, double y, double z) {
return fma(z, y, x);
}
function code(x, y, z) return fma(z, y, x) end
code[x_, y_, z_] := N[(z * y + x), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(z, y, x\right)
\end{array}
Initial program 99.8%
Taylor expanded in y around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f6448.9
Applied rewrites48.9%
Final simplification48.9%
(FPCore (x y z) :precision binary64 (* z y))
double code(double x, double y, double z) {
return 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 = z * y
end function
public static double code(double x, double y, double z) {
return z * y;
}
def code(x, y, z): return z * y
function code(x, y, z) return Float64(z * y) end
function tmp = code(x, y, z) tmp = z * y; end
code[x_, y_, z_] := N[(z * y), $MachinePrecision]
\begin{array}{l}
\\
z \cdot y
\end{array}
Initial program 99.8%
Taylor expanded in y around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f6448.9
Applied rewrites48.9%
Taylor expanded in x around 0
Applied rewrites13.7%
Final simplification13.7%
(FPCore (x y z) :precision binary64 0.0)
double code(double x, double y, double z) {
return 0.0;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = 0.0d0
end function
public static double code(double x, double y, double z) {
return 0.0;
}
def code(x, y, z): return 0.0
function code(x, y, z) return 0.0 end
function tmp = code(x, y, z) tmp = 0.0; end
code[x_, y_, z_] := 0.0
\begin{array}{l}
\\
0
\end{array}
Initial program 99.8%
lift-+.f64N/A
+-commutativeN/A
flip-+N/A
lower-/.f64N/A
lower--.f64N/A
pow2N/A
lower-pow.f64N/A
lift-*.f64N/A
*-commutativeN/A
lower-*.f64N/A
pow2N/A
lower-pow.f64N/A
lift-*.f64N/A
*-commutativeN/A
lower-*.f64N/A
lower--.f6457.5
lift-*.f64N/A
*-commutativeN/A
lower-*.f6457.5
lift-*.f64N/A
*-commutativeN/A
lower-*.f6457.5
Applied rewrites57.5%
Taylor expanded in y around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
Applied rewrites26.7%
Taylor expanded in x around 0
Applied rewrites3.0%
Final simplification3.0%
herbie shell --seed 2024318
(FPCore (x y z)
:name "Diagrams.ThreeD.Transform:aboutY from diagrams-lib-1.3.0.3"
:precision binary64
(+ (* x (cos y)) (* z (sin y))))