
(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 z (- (sin y)) (* x (cos y))))
double code(double x, double y, double z) {
return fma(z, -sin(y), (x * cos(y)));
}
function code(x, y, z) return fma(z, Float64(-sin(y)), Float64(x * cos(y))) end
code[x_, y_, z_] := N[(z * (-N[Sin[y], $MachinePrecision]) + N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(z, -\sin y, x \cdot \cos y\right)
\end{array}
Initial program 99.8%
cancel-sign-sub-inv99.8%
+-commutative99.8%
distribute-lft-neg-out99.8%
distribute-rgt-neg-in99.8%
sin-neg99.8%
fma-define99.8%
sin-neg99.8%
Simplified99.8%
(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}
Initial program 99.8%
(FPCore (x y z) :precision binary64 (if (or (<= x -2e+35) (not (<= x 8.5e-59))) (* x (cos y)) (- x (* z (sin y)))))
double code(double x, double y, double z) {
double tmp;
if ((x <= -2e+35) || !(x <= 8.5e-59)) {
tmp = x * cos(y);
} else {
tmp = x - (z * sin(y));
}
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 <= (-2d+35)) .or. (.not. (x <= 8.5d-59))) then
tmp = x * cos(y)
else
tmp = x - (z * sin(y))
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((x <= -2e+35) || !(x <= 8.5e-59)) {
tmp = x * Math.cos(y);
} else {
tmp = x - (z * Math.sin(y));
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -2e+35) or not (x <= 8.5e-59): tmp = x * math.cos(y) else: tmp = x - (z * math.sin(y)) return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -2e+35) || !(x <= 8.5e-59)) tmp = Float64(x * cos(y)); else tmp = Float64(x - Float64(z * sin(y))); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((x <= -2e+35) || ~((x <= 8.5e-59))) tmp = x * cos(y); else tmp = x - (z * sin(y)); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -2e+35], N[Not[LessEqual[x, 8.5e-59]], $MachinePrecision]], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision], N[(x - N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -2 \cdot 10^{+35} \lor \neg \left(x \leq 8.5 \cdot 10^{-59}\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;x - z \cdot \sin y\\
\end{array}
\end{array}
if x < -1.9999999999999999e35 or 8.49999999999999933e-59 < x Initial program 99.9%
Taylor expanded in x around inf 88.6%
if -1.9999999999999999e35 < x < 8.49999999999999933e-59Initial program 99.7%
Taylor expanded in y around 0 87.7%
Final simplification88.2%
(FPCore (x y z) :precision binary64 (if (or (<= x -5.2e-70) (not (<= x 3.2e-59))) (* x (cos y)) (* z (- (sin y)))))
double code(double x, double y, double z) {
double tmp;
if ((x <= -5.2e-70) || !(x <= 3.2e-59)) {
tmp = x * cos(y);
} else {
tmp = z * -sin(y);
}
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 <= (-5.2d-70)) .or. (.not. (x <= 3.2d-59))) then
tmp = x * cos(y)
else
tmp = z * -sin(y)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((x <= -5.2e-70) || !(x <= 3.2e-59)) {
tmp = x * Math.cos(y);
} else {
tmp = z * -Math.sin(y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -5.2e-70) or not (x <= 3.2e-59): tmp = x * math.cos(y) else: tmp = z * -math.sin(y) return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -5.2e-70) || !(x <= 3.2e-59)) tmp = Float64(x * cos(y)); else tmp = Float64(z * Float64(-sin(y))); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((x <= -5.2e-70) || ~((x <= 3.2e-59))) tmp = x * cos(y); else tmp = z * -sin(y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -5.2e-70], N[Not[LessEqual[x, 3.2e-59]], $MachinePrecision]], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision], N[(z * (-N[Sin[y], $MachinePrecision])), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -5.2 \cdot 10^{-70} \lor \neg \left(x \leq 3.2 \cdot 10^{-59}\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;z \cdot \left(-\sin y\right)\\
\end{array}
\end{array}
if x < -5.20000000000000004e-70 or 3.1999999999999999e-59 < x Initial program 99.9%
Taylor expanded in x around inf 87.8%
if -5.20000000000000004e-70 < x < 3.1999999999999999e-59Initial program 99.7%
Taylor expanded in x around 0 73.3%
neg-mul-173.3%
*-commutative73.3%
distribute-rgt-neg-in73.3%
Simplified73.3%
Final simplification82.7%
(FPCore (x y z) :precision binary64 (if (or (<= y -0.062) (not (<= y 3.05e-33))) (* x (cos y)) (+ x (* y (- (* y (+ (* x -0.5) (* 0.16666666666666666 (* z y)))) z)))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -0.062) || !(y <= 3.05e-33)) {
tmp = x * cos(y);
} else {
tmp = x + (y * ((y * ((x * -0.5) + (0.16666666666666666 * (z * 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 ((y <= (-0.062d0)) .or. (.not. (y <= 3.05d-33))) then
tmp = x * cos(y)
else
tmp = x + (y * ((y * ((x * (-0.5d0)) + (0.16666666666666666d0 * (z * y)))) - z))
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((y <= -0.062) || !(y <= 3.05e-33)) {
tmp = x * Math.cos(y);
} else {
tmp = x + (y * ((y * ((x * -0.5) + (0.16666666666666666 * (z * y)))) - z));
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -0.062) or not (y <= 3.05e-33): tmp = x * math.cos(y) else: tmp = x + (y * ((y * ((x * -0.5) + (0.16666666666666666 * (z * y)))) - z)) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -0.062) || !(y <= 3.05e-33)) tmp = Float64(x * cos(y)); else tmp = Float64(x + Float64(y * Float64(Float64(y * Float64(Float64(x * -0.5) + Float64(0.16666666666666666 * Float64(z * y)))) - z))); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((y <= -0.062) || ~((y <= 3.05e-33))) tmp = x * cos(y); else tmp = x + (y * ((y * ((x * -0.5) + (0.16666666666666666 * (z * y)))) - z)); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -0.062], N[Not[LessEqual[y, 3.05e-33]], $MachinePrecision]], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision], N[(x + N[(y * N[(N[(y * N[(N[(x * -0.5), $MachinePrecision] + N[(0.16666666666666666 * N[(z * y), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] - z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -0.062 \lor \neg \left(y \leq 3.05 \cdot 10^{-33}\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;x + y \cdot \left(y \cdot \left(x \cdot -0.5 + 0.16666666666666666 \cdot \left(z \cdot y\right)\right) - z\right)\\
\end{array}
\end{array}
if y < -0.062 or 3.0500000000000001e-33 < y Initial program 99.6%
Taylor expanded in x around inf 58.5%
if -0.062 < y < 3.0500000000000001e-33Initial program 100.0%
Taylor expanded in y around 0 100.0%
Final simplification77.8%
(FPCore (x y z) :precision binary64 (if (<= x -1.2e-224) x (if (<= x 2.95e-59) (* y (- z)) x)))
double code(double x, double y, double z) {
double tmp;
if (x <= -1.2e-224) {
tmp = x;
} else if (x <= 2.95e-59) {
tmp = y * -z;
} else {
tmp = 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 (x <= (-1.2d-224)) then
tmp = x
else if (x <= 2.95d-59) then
tmp = y * -z
else
tmp = x
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if (x <= -1.2e-224) {
tmp = x;
} else if (x <= 2.95e-59) {
tmp = y * -z;
} else {
tmp = x;
}
return tmp;
}
def code(x, y, z): tmp = 0 if x <= -1.2e-224: tmp = x elif x <= 2.95e-59: tmp = y * -z else: tmp = x return tmp
function code(x, y, z) tmp = 0.0 if (x <= -1.2e-224) tmp = x; elseif (x <= 2.95e-59) tmp = Float64(y * Float64(-z)); else tmp = x; end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if (x <= -1.2e-224) tmp = x; elseif (x <= 2.95e-59) tmp = y * -z; else tmp = x; end tmp_2 = tmp; end
code[x_, y_, z_] := If[LessEqual[x, -1.2e-224], x, If[LessEqual[x, 2.95e-59], N[(y * (-z)), $MachinePrecision], x]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -1.2 \cdot 10^{-224}:\\
\;\;\;\;x\\
\mathbf{elif}\;x \leq 2.95 \cdot 10^{-59}:\\
\;\;\;\;y \cdot \left(-z\right)\\
\mathbf{else}:\\
\;\;\;\;x\\
\end{array}
\end{array}
if x < -1.20000000000000007e-224 or 2.9499999999999999e-59 < x Initial program 99.8%
Taylor expanded in y around 0 51.5%
if -1.20000000000000007e-224 < x < 2.9499999999999999e-59Initial program 99.7%
Taylor expanded in x around 0 75.3%
neg-mul-175.3%
*-commutative75.3%
distribute-rgt-neg-in75.3%
Simplified75.3%
Taylor expanded in y around 0 28.9%
(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 52.0%
mul-1-neg52.0%
unsub-neg52.0%
*-commutative52.0%
Simplified52.0%
(FPCore (x y z) :precision binary64 x)
double code(double x, double y, double z) {
return x;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = x
end function
public static double code(double x, double y, double z) {
return x;
}
def code(x, y, z): return x
function code(x, y, z) return x end
function tmp = code(x, y, z) tmp = x; end
code[x_, y_, z_] := x
\begin{array}{l}
\\
x
\end{array}
Initial program 99.8%
Taylor expanded in y around 0 42.2%
herbie shell --seed 2024144
(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))))