
(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 5 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 (+ (* 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}
Initial program 99.8%
(FPCore (x y z)
:precision binary64
(if (<= y -8.5e+160)
(* z (cos y))
(if (or (<= y -0.07) (not (<= y 0.086)))
(* 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 <= -8.5e+160) {
tmp = z * cos(y);
} else if ((y <= -0.07) || !(y <= 0.086)) {
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 <= (-8.5d+160)) then
tmp = z * cos(y)
else if ((y <= (-0.07d0)) .or. (.not. (y <= 0.086d0))) 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 <= -8.5e+160) {
tmp = z * Math.cos(y);
} else if ((y <= -0.07) || !(y <= 0.086)) {
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 <= -8.5e+160: tmp = z * math.cos(y) elif (y <= -0.07) or not (y <= 0.086): 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 <= -8.5e+160) tmp = Float64(z * cos(y)); elseif ((y <= -0.07) || !(y <= 0.086)) 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 <= -8.5e+160) tmp = z * cos(y); elseif ((y <= -0.07) || ~((y <= 0.086))) 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[LessEqual[y, -8.5e+160], N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision], If[Or[LessEqual[y, -0.07], N[Not[LessEqual[y, 0.086]], $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 -8.5 \cdot 10^{+160}:\\
\;\;\;\;z \cdot \cos y\\
\mathbf{elif}\;y \leq -0.07 \lor \neg \left(y \leq 0.086\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 < -8.49999999999999982e160Initial program 99.7%
Taylor expanded in x around 0 63.3%
if -8.49999999999999982e160 < y < -0.070000000000000007 or 0.085999999999999993 < y Initial program 99.6%
Taylor expanded in x around inf 62.9%
if -0.070000000000000007 < y < 0.085999999999999993Initial program 100.0%
Taylor expanded in y around 0 99.8%
Final simplification82.5%
(FPCore (x y z) :precision binary64 (if (or (<= y -0.038) (not (<= y 0.31))) (* 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 <= -0.038) || !(y <= 0.31)) {
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 <= (-0.038d0)) .or. (.not. (y <= 0.31d0))) 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 <= -0.038) || !(y <= 0.31)) {
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 <= -0.038) or not (y <= 0.31): 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 <= -0.038) || !(y <= 0.31)) 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 <= -0.038) || ~((y <= 0.31))) 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, -0.038], N[Not[LessEqual[y, 0.31]], $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 -0.038 \lor \neg \left(y \leq 0.31\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 < -0.0379999999999999991 or 0.309999999999999998 < y Initial program 99.6%
Taylor expanded in x around inf 55.7%
if -0.0379999999999999991 < y < 0.309999999999999998Initial program 100.0%
Taylor expanded in y around 0 99.8%
Final simplification79.1%
(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 99.8%
Taylor expanded in y around 0 55.6%
*-commutative55.6%
Simplified55.6%
Final simplification55.6%
(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 99.8%
Taylor expanded in x around 0 60.7%
Taylor expanded in y around 0 41.9%
herbie shell --seed 2024101
(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))))