
(FPCore (x y z) :precision binary64 (+ (* x (sin y)) (* z (cos y))))
double code(double x, double y, double z) {
return (x * sin(y)) + (z * cos(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 * sin(y)) + (z * cos(y))
end function
public static double code(double x, double y, double z) {
return (x * Math.sin(y)) + (z * Math.cos(y));
}
def code(x, y, z): return (x * math.sin(y)) + (z * math.cos(y))
function code(x, y, z) return Float64(Float64(x * sin(y)) + Float64(z * cos(y))) end
function tmp = code(x, y, z) tmp = (x * sin(y)) + (z * cos(y)); end
code[x_, y_, z_] := N[(N[(x * N[Sin[y], $MachinePrecision]), $MachinePrecision] + N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \sin y + z \cdot \cos y
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 8 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z) :precision binary64 (+ (* x (sin y)) (* z (cos y))))
double code(double x, double y, double z) {
return (x * sin(y)) + (z * cos(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 * sin(y)) + (z * cos(y))
end function
public static double code(double x, double y, double z) {
return (x * Math.sin(y)) + (z * Math.cos(y));
}
def code(x, y, z): return (x * math.sin(y)) + (z * math.cos(y))
function code(x, y, z) return Float64(Float64(x * sin(y)) + Float64(z * cos(y))) end
function tmp = code(x, y, z) tmp = (x * sin(y)) + (z * cos(y)); end
code[x_, y_, z_] := N[(N[(x * N[Sin[y], $MachinePrecision]), $MachinePrecision] + N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \sin y + z \cdot \cos y
\end{array}
(FPCore (x y z) :precision binary64 (fma x (sin y) (* z (cos y))))
double code(double x, double y, double z) {
return fma(x, sin(y), (z * cos(y)));
}
function code(x, y, z) return fma(x, sin(y), Float64(z * cos(y))) end
code[x_, y_, z_] := N[(x * N[Sin[y], $MachinePrecision] + N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(x, \sin y, z \cdot \cos y\right)
\end{array}
Initial program 99.9%
fma-define99.9%
Simplified99.9%
(FPCore (x y z) :precision binary64 (+ (* z (cos y)) (* x (sin y))))
double code(double x, double y, double z) {
return (z * cos(y)) + (x * 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 = (z * cos(y)) + (x * sin(y))
end function
public static double code(double x, double y, double z) {
return (z * Math.cos(y)) + (x * Math.sin(y));
}
def code(x, y, z): return (z * math.cos(y)) + (x * math.sin(y))
function code(x, y, z) return Float64(Float64(z * cos(y)) + Float64(x * sin(y))) end
function tmp = code(x, y, z) tmp = (z * cos(y)) + (x * sin(y)); end
code[x_, y_, z_] := N[(N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision] + N[(x * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
z \cdot \cos y + x \cdot \sin y
\end{array}
Initial program 99.9%
Final simplification99.9%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (* x (sin y))))
(if (<= y -1.05e+180)
t_0
(if (<= y -0.065)
(* z (cos y))
(if (<= y 0.048)
(+
z
(* y (+ x (* y (+ (* z -0.5) (* -0.16666666666666666 (* x y)))))))
t_0)))))
double code(double x, double y, double z) {
double t_0 = x * sin(y);
double tmp;
if (y <= -1.05e+180) {
tmp = t_0;
} else if (y <= -0.065) {
tmp = z * cos(y);
} else if (y <= 0.048) {
tmp = z + (y * (x + (y * ((z * -0.5) + (-0.16666666666666666 * (x * y))))));
} 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 * sin(y)
if (y <= (-1.05d+180)) then
tmp = t_0
else if (y <= (-0.065d0)) then
tmp = z * cos(y)
else if (y <= 0.048d0) then
tmp = z + (y * (x + (y * ((z * (-0.5d0)) + ((-0.16666666666666666d0) * (x * y))))))
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.sin(y);
double tmp;
if (y <= -1.05e+180) {
tmp = t_0;
} else if (y <= -0.065) {
tmp = z * Math.cos(y);
} else if (y <= 0.048) {
tmp = z + (y * (x + (y * ((z * -0.5) + (-0.16666666666666666 * (x * y))))));
} else {
tmp = t_0;
}
return tmp;
}
def code(x, y, z): t_0 = x * math.sin(y) tmp = 0 if y <= -1.05e+180: tmp = t_0 elif y <= -0.065: tmp = z * math.cos(y) elif y <= 0.048: tmp = z + (y * (x + (y * ((z * -0.5) + (-0.16666666666666666 * (x * y)))))) else: tmp = t_0 return tmp
function code(x, y, z) t_0 = Float64(x * sin(y)) tmp = 0.0 if (y <= -1.05e+180) tmp = t_0; elseif (y <= -0.065) tmp = Float64(z * cos(y)); elseif (y <= 0.048) tmp = Float64(z + Float64(y * Float64(x + Float64(y * Float64(Float64(z * -0.5) + Float64(-0.16666666666666666 * Float64(x * y))))))); else tmp = t_0; end return tmp end
function tmp_2 = code(x, y, z) t_0 = x * sin(y); tmp = 0.0; if (y <= -1.05e+180) tmp = t_0; elseif (y <= -0.065) tmp = z * cos(y); elseif (y <= 0.048) tmp = z + (y * (x + (y * ((z * -0.5) + (-0.16666666666666666 * (x * y)))))); else tmp = t_0; end tmp_2 = tmp; end
code[x_, y_, z_] := Block[{t$95$0 = N[(x * N[Sin[y], $MachinePrecision]), $MachinePrecision]}, If[LessEqual[y, -1.05e+180], t$95$0, If[LessEqual[y, -0.065], N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision], If[LessEqual[y, 0.048], N[(z + N[(y * N[(x + N[(y * N[(N[(z * -0.5), $MachinePrecision] + N[(-0.16666666666666666 * N[(x * y), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], t$95$0]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := x \cdot \sin y\\
\mathbf{if}\;y \leq -1.05 \cdot 10^{+180}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;y \leq -0.065:\\
\;\;\;\;z \cdot \cos y\\
\mathbf{elif}\;y \leq 0.048:\\
\;\;\;\;z + y \cdot \left(x + y \cdot \left(z \cdot -0.5 + -0.16666666666666666 \cdot \left(x \cdot y\right)\right)\right)\\
\mathbf{else}:\\
\;\;\;\;t\_0\\
\end{array}
\end{array}
if y < -1.05e180 or 0.048000000000000001 < y Initial program 99.8%
fma-define99.8%
Simplified99.8%
Taylor expanded in x around inf 60.2%
if -1.05e180 < y < -0.065000000000000002Initial program 99.5%
fma-define99.5%
Simplified99.5%
Taylor expanded in x around 0 61.5%
if -0.065000000000000002 < y < 0.048000000000000001Initial program 100.0%
fma-define100.0%
Simplified100.0%
Taylor expanded in y around 0 100.0%
Final simplification81.2%
(FPCore (x y z) :precision binary64 (if (or (<= z -2.4e+58) (not (<= z 8e+71))) (* z (cos y)) (+ z (* x (sin y)))))
double code(double x, double y, double z) {
double tmp;
if ((z <= -2.4e+58) || !(z <= 8e+71)) {
tmp = z * cos(y);
} else {
tmp = z + (x * 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 ((z <= (-2.4d+58)) .or. (.not. (z <= 8d+71))) then
tmp = z * cos(y)
else
tmp = z + (x * sin(y))
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((z <= -2.4e+58) || !(z <= 8e+71)) {
tmp = z * Math.cos(y);
} else {
tmp = z + (x * Math.sin(y));
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -2.4e+58) or not (z <= 8e+71): tmp = z * math.cos(y) else: tmp = z + (x * math.sin(y)) return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -2.4e+58) || !(z <= 8e+71)) tmp = Float64(z * cos(y)); else tmp = Float64(z + Float64(x * sin(y))); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((z <= -2.4e+58) || ~((z <= 8e+71))) tmp = z * cos(y); else tmp = z + (x * sin(y)); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -2.4e+58], N[Not[LessEqual[z, 8e+71]], $MachinePrecision]], N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision], N[(z + N[(x * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -2.4 \cdot 10^{+58} \lor \neg \left(z \leq 8 \cdot 10^{+71}\right):\\
\;\;\;\;z \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;z + x \cdot \sin y\\
\end{array}
\end{array}
if z < -2.4e58 or 8.0000000000000003e71 < z Initial program 99.8%
fma-define99.8%
Simplified99.8%
Taylor expanded in x around 0 91.8%
if -2.4e58 < z < 8.0000000000000003e71Initial program 99.9%
Taylor expanded in y around 0 88.7%
Final simplification89.8%
(FPCore (x y z) :precision binary64 (if (or (<= y -1150.0) (not (<= y 0.21))) (* x (sin y)) (+ z (* y (+ x (* y (+ (* z -0.5) (* -0.16666666666666666 (* x y)))))))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -1150.0) || !(y <= 0.21)) {
tmp = x * sin(y);
} else {
tmp = z + (y * (x + (y * ((z * -0.5) + (-0.16666666666666666 * (x * 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 ((y <= (-1150.0d0)) .or. (.not. (y <= 0.21d0))) then
tmp = x * sin(y)
else
tmp = z + (y * (x + (y * ((z * (-0.5d0)) + ((-0.16666666666666666d0) * (x * y))))))
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((y <= -1150.0) || !(y <= 0.21)) {
tmp = x * Math.sin(y);
} else {
tmp = z + (y * (x + (y * ((z * -0.5) + (-0.16666666666666666 * (x * y))))));
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -1150.0) or not (y <= 0.21): tmp = x * math.sin(y) else: tmp = z + (y * (x + (y * ((z * -0.5) + (-0.16666666666666666 * (x * y)))))) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -1150.0) || !(y <= 0.21)) tmp = Float64(x * sin(y)); else tmp = Float64(z + Float64(y * Float64(x + Float64(y * Float64(Float64(z * -0.5) + Float64(-0.16666666666666666 * Float64(x * y))))))); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((y <= -1150.0) || ~((y <= 0.21))) tmp = x * sin(y); else tmp = z + (y * (x + (y * ((z * -0.5) + (-0.16666666666666666 * (x * y)))))); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -1150.0], N[Not[LessEqual[y, 0.21]], $MachinePrecision]], N[(x * N[Sin[y], $MachinePrecision]), $MachinePrecision], N[(z + N[(y * N[(x + N[(y * N[(N[(z * -0.5), $MachinePrecision] + N[(-0.16666666666666666 * N[(x * y), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -1150 \lor \neg \left(y \leq 0.21\right):\\
\;\;\;\;x \cdot \sin y\\
\mathbf{else}:\\
\;\;\;\;z + y \cdot \left(x + y \cdot \left(z \cdot -0.5 + -0.16666666666666666 \cdot \left(x \cdot y\right)\right)\right)\\
\end{array}
\end{array}
if y < -1150 or 0.209999999999999992 < y Initial program 99.7%
fma-define99.7%
Simplified99.7%
Taylor expanded in x around inf 54.6%
if -1150 < y < 0.209999999999999992Initial program 100.0%
fma-define100.0%
Simplified100.0%
Taylor expanded in y around 0 99.3%
Final simplification78.2%
(FPCore (x y z) :precision binary64 (if (<= z -2.7e-168) z (if (<= z 7.8e-82) (* x y) z)))
double code(double x, double y, double z) {
double tmp;
if (z <= -2.7e-168) {
tmp = z;
} else if (z <= 7.8e-82) {
tmp = x * y;
} else {
tmp = 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 (z <= (-2.7d-168)) then
tmp = z
else if (z <= 7.8d-82) then
tmp = x * y
else
tmp = z
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if (z <= -2.7e-168) {
tmp = z;
} else if (z <= 7.8e-82) {
tmp = x * y;
} else {
tmp = z;
}
return tmp;
}
def code(x, y, z): tmp = 0 if z <= -2.7e-168: tmp = z elif z <= 7.8e-82: tmp = x * y else: tmp = z return tmp
function code(x, y, z) tmp = 0.0 if (z <= -2.7e-168) tmp = z; elseif (z <= 7.8e-82) tmp = Float64(x * y); else tmp = z; end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if (z <= -2.7e-168) tmp = z; elseif (z <= 7.8e-82) tmp = x * y; else tmp = z; end tmp_2 = tmp; end
code[x_, y_, z_] := If[LessEqual[z, -2.7e-168], z, If[LessEqual[z, 7.8e-82], N[(x * y), $MachinePrecision], z]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -2.7 \cdot 10^{-168}:\\
\;\;\;\;z\\
\mathbf{elif}\;z \leq 7.8 \cdot 10^{-82}:\\
\;\;\;\;x \cdot y\\
\mathbf{else}:\\
\;\;\;\;z\\
\end{array}
\end{array}
if z < -2.70000000000000016e-168 or 7.79999999999999947e-82 < z Initial program 99.8%
fma-define99.9%
Simplified99.9%
Taylor expanded in x around 0 74.7%
Taylor expanded in y around 0 48.5%
if -2.70000000000000016e-168 < z < 7.79999999999999947e-82Initial program 99.9%
fma-define99.9%
Simplified99.9%
Taylor expanded in y around 0 52.5%
+-commutative52.5%
Simplified52.5%
Taylor expanded in x around inf 39.9%
*-commutative39.9%
Simplified39.9%
Final simplification45.9%
(FPCore (x y z) :precision binary64 (+ z (* x y)))
double code(double x, double y, double z) {
return z + (x * 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 + (x * y)
end function
public static double code(double x, double y, double z) {
return z + (x * y);
}
def code(x, y, z): return z + (x * y)
function code(x, y, z) return Float64(z + Float64(x * y)) end
function tmp = code(x, y, z) tmp = z + (x * y); end
code[x_, y_, z_] := N[(z + N[(x * y), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
z + x \cdot y
\end{array}
Initial program 99.9%
fma-define99.9%
Simplified99.9%
Taylor expanded in y around 0 54.0%
+-commutative54.0%
Simplified54.0%
Final simplification54.0%
(FPCore (x y z) :precision binary64 z)
double code(double x, double y, double z) {
return z;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = z
end function
public static double code(double x, double y, double z) {
return z;
}
def code(x, y, z): return z
function code(x, y, z) return z end
function tmp = code(x, y, z) tmp = z; end
code[x_, y_, z_] := z
\begin{array}{l}
\\
z
\end{array}
Initial program 99.9%
fma-define99.9%
Simplified99.9%
Taylor expanded in x around 0 58.6%
Taylor expanded in y around 0 38.8%
herbie shell --seed 2024172
(FPCore (x y z)
:name "Diagrams.ThreeD.Transform:aboutX from diagrams-lib-1.3.0.3, B"
:precision binary64
(+ (* x (sin y)) (* z (cos y))))