
(FPCore (x y z) :precision binary64 (+ (* x y) (* z (- 1.0 y))))
double code(double x, double y, double z) {
return (x * y) + (z * (1.0 - 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 * y) + (z * (1.0d0 - y))
end function
public static double code(double x, double y, double z) {
return (x * y) + (z * (1.0 - y));
}
def code(x, y, z): return (x * y) + (z * (1.0 - y))
function code(x, y, z) return Float64(Float64(x * y) + Float64(z * Float64(1.0 - y))) end
function tmp = code(x, y, z) tmp = (x * y) + (z * (1.0 - y)); end
code[x_, y_, z_] := N[(N[(x * y), $MachinePrecision] + N[(z * N[(1.0 - y), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot y + z \cdot \left(1 - y\right)
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 7 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z) :precision binary64 (+ (* x y) (* z (- 1.0 y))))
double code(double x, double y, double z) {
return (x * y) + (z * (1.0 - 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 * y) + (z * (1.0d0 - y))
end function
public static double code(double x, double y, double z) {
return (x * y) + (z * (1.0 - y));
}
def code(x, y, z): return (x * y) + (z * (1.0 - y))
function code(x, y, z) return Float64(Float64(x * y) + Float64(z * Float64(1.0 - y))) end
function tmp = code(x, y, z) tmp = (x * y) + (z * (1.0 - y)); end
code[x_, y_, z_] := N[(N[(x * y), $MachinePrecision] + N[(z * N[(1.0 - y), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot y + z \cdot \left(1 - y\right)
\end{array}
(FPCore (x y z) :precision binary64 (+ z (* y (- x z))))
double code(double x, double y, double z) {
return z + (y * (x - 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 + (y * (x - z))
end function
public static double code(double x, double y, double z) {
return z + (y * (x - z));
}
def code(x, y, z): return z + (y * (x - z))
function code(x, y, z) return Float64(z + Float64(y * Float64(x - z))) end
function tmp = code(x, y, z) tmp = z + (y * (x - z)); end
code[x_, y_, z_] := N[(z + N[(y * N[(x - z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
z + y \cdot \left(x - z\right)
\end{array}
Initial program 97.3%
+-commutative97.3%
distribute-lft-out--97.3%
*-rgt-identity97.3%
associate-+l-97.3%
distribute-rgt-out--100.0%
Simplified100.0%
Final simplification100.0%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (* y (- z))))
(if (<= y -3.3e+267)
t_0
(if (<= y -1.22e-43) (* y x) (if (<= y 1.0) z t_0)))))
double code(double x, double y, double z) {
double t_0 = y * -z;
double tmp;
if (y <= -3.3e+267) {
tmp = t_0;
} else if (y <= -1.22e-43) {
tmp = y * x;
} else if (y <= 1.0) {
tmp = 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 = y * -z
if (y <= (-3.3d+267)) then
tmp = t_0
else if (y <= (-1.22d-43)) then
tmp = y * x
else if (y <= 1.0d0) then
tmp = z
else
tmp = t_0
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double t_0 = y * -z;
double tmp;
if (y <= -3.3e+267) {
tmp = t_0;
} else if (y <= -1.22e-43) {
tmp = y * x;
} else if (y <= 1.0) {
tmp = z;
} else {
tmp = t_0;
}
return tmp;
}
def code(x, y, z): t_0 = y * -z tmp = 0 if y <= -3.3e+267: tmp = t_0 elif y <= -1.22e-43: tmp = y * x elif y <= 1.0: tmp = z else: tmp = t_0 return tmp
function code(x, y, z) t_0 = Float64(y * Float64(-z)) tmp = 0.0 if (y <= -3.3e+267) tmp = t_0; elseif (y <= -1.22e-43) tmp = Float64(y * x); elseif (y <= 1.0) tmp = z; else tmp = t_0; end return tmp end
function tmp_2 = code(x, y, z) t_0 = y * -z; tmp = 0.0; if (y <= -3.3e+267) tmp = t_0; elseif (y <= -1.22e-43) tmp = y * x; elseif (y <= 1.0) tmp = z; else tmp = t_0; end tmp_2 = tmp; end
code[x_, y_, z_] := Block[{t$95$0 = N[(y * (-z)), $MachinePrecision]}, If[LessEqual[y, -3.3e+267], t$95$0, If[LessEqual[y, -1.22e-43], N[(y * x), $MachinePrecision], If[LessEqual[y, 1.0], z, t$95$0]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := y \cdot \left(-z\right)\\
\mathbf{if}\;y \leq -3.3 \cdot 10^{+267}:\\
\;\;\;\;t_0\\
\mathbf{elif}\;y \leq -1.22 \cdot 10^{-43}:\\
\;\;\;\;y \cdot x\\
\mathbf{elif}\;y \leq 1:\\
\;\;\;\;z\\
\mathbf{else}:\\
\;\;\;\;t_0\\
\end{array}
\end{array}
if y < -3.30000000000000019e267 or 1 < y Initial program 96.6%
Taylor expanded in y around inf 98.4%
mul-1-neg98.4%
sub-neg98.4%
Simplified98.4%
Taylor expanded in x around 0 62.8%
associate-*r*62.8%
neg-mul-162.8%
*-commutative62.8%
Simplified62.8%
if -3.30000000000000019e267 < y < -1.2199999999999999e-43Initial program 93.8%
Taylor expanded in x around inf 57.8%
*-commutative57.8%
Simplified57.8%
if -1.2199999999999999e-43 < y < 1Initial program 100.0%
Taylor expanded in y around 0 79.7%
Final simplification68.9%
(FPCore (x y z) :precision binary64 (if (or (<= y -2.9e-44) (not (<= y 0.023))) (* y (- x z)) z))
double code(double x, double y, double z) {
double tmp;
if ((y <= -2.9e-44) || !(y <= 0.023)) {
tmp = y * (x - z);
} 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 ((y <= (-2.9d-44)) .or. (.not. (y <= 0.023d0))) then
tmp = y * (x - z)
else
tmp = z
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((y <= -2.9e-44) || !(y <= 0.023)) {
tmp = y * (x - z);
} else {
tmp = z;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -2.9e-44) or not (y <= 0.023): tmp = y * (x - z) else: tmp = z return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -2.9e-44) || !(y <= 0.023)) tmp = Float64(y * Float64(x - z)); else tmp = z; end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((y <= -2.9e-44) || ~((y <= 0.023))) tmp = y * (x - z); else tmp = z; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -2.9e-44], N[Not[LessEqual[y, 0.023]], $MachinePrecision]], N[(y * N[(x - z), $MachinePrecision]), $MachinePrecision], z]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -2.9 \cdot 10^{-44} \lor \neg \left(y \leq 0.023\right):\\
\;\;\;\;y \cdot \left(x - z\right)\\
\mathbf{else}:\\
\;\;\;\;z\\
\end{array}
\end{array}
if y < -2.9000000000000001e-44 or 0.023 < y Initial program 95.0%
Taylor expanded in y around inf 95.3%
mul-1-neg95.3%
sub-neg95.3%
Simplified95.3%
if -2.9000000000000001e-44 < y < 0.023Initial program 100.0%
Taylor expanded in y around 0 79.7%
Final simplification88.2%
(FPCore (x y z) :precision binary64 (if (or (<= y -1.25e-46) (not (<= y 1400000000000.0))) (* y (- x z)) (* z (- 1.0 y))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -1.25e-46) || !(y <= 1400000000000.0)) {
tmp = y * (x - z);
} else {
tmp = z * (1.0 - 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 <= (-1.25d-46)) .or. (.not. (y <= 1400000000000.0d0))) then
tmp = y * (x - z)
else
tmp = z * (1.0d0 - y)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((y <= -1.25e-46) || !(y <= 1400000000000.0)) {
tmp = y * (x - z);
} else {
tmp = z * (1.0 - y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -1.25e-46) or not (y <= 1400000000000.0): tmp = y * (x - z) else: tmp = z * (1.0 - y) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -1.25e-46) || !(y <= 1400000000000.0)) tmp = Float64(y * Float64(x - z)); else tmp = Float64(z * Float64(1.0 - y)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((y <= -1.25e-46) || ~((y <= 1400000000000.0))) tmp = y * (x - z); else tmp = z * (1.0 - y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -1.25e-46], N[Not[LessEqual[y, 1400000000000.0]], $MachinePrecision]], N[(y * N[(x - z), $MachinePrecision]), $MachinePrecision], N[(z * N[(1.0 - y), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -1.25 \cdot 10^{-46} \lor \neg \left(y \leq 1400000000000\right):\\
\;\;\;\;y \cdot \left(x - z\right)\\
\mathbf{else}:\\
\;\;\;\;z \cdot \left(1 - y\right)\\
\end{array}
\end{array}
if y < -1.24999999999999998e-46 or 1.4e12 < y Initial program 94.9%
Taylor expanded in y around inf 95.8%
mul-1-neg95.8%
sub-neg95.8%
Simplified95.8%
if -1.24999999999999998e-46 < y < 1.4e12Initial program 100.0%
Taylor expanded in x around 0 81.5%
Final simplification89.2%
(FPCore (x y z) :precision binary64 (if (or (<= y -1050000.0) (not (<= y 1.0))) (* y (- x z)) (+ z (* y x))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -1050000.0) || !(y <= 1.0)) {
tmp = y * (x - z);
} else {
tmp = z + (y * 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 ((y <= (-1050000.0d0)) .or. (.not. (y <= 1.0d0))) then
tmp = y * (x - z)
else
tmp = z + (y * x)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((y <= -1050000.0) || !(y <= 1.0)) {
tmp = y * (x - z);
} else {
tmp = z + (y * x);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -1050000.0) or not (y <= 1.0): tmp = y * (x - z) else: tmp = z + (y * x) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -1050000.0) || !(y <= 1.0)) tmp = Float64(y * Float64(x - z)); else tmp = Float64(z + Float64(y * x)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((y <= -1050000.0) || ~((y <= 1.0))) tmp = y * (x - z); else tmp = z + (y * x); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -1050000.0], N[Not[LessEqual[y, 1.0]], $MachinePrecision]], N[(y * N[(x - z), $MachinePrecision]), $MachinePrecision], N[(z + N[(y * x), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -1050000 \lor \neg \left(y \leq 1\right):\\
\;\;\;\;y \cdot \left(x - z\right)\\
\mathbf{else}:\\
\;\;\;\;z + y \cdot x\\
\end{array}
\end{array}
if y < -1.05e6 or 1 < y Initial program 94.4%
Taylor expanded in y around inf 99.1%
mul-1-neg99.1%
sub-neg99.1%
Simplified99.1%
if -1.05e6 < y < 1Initial program 100.0%
+-commutative100.0%
distribute-lft-out--100.0%
*-rgt-identity100.0%
associate-+l-100.0%
distribute-rgt-out--100.0%
Simplified100.0%
Taylor expanded in z around 0 98.3%
mul-1-neg98.3%
distribute-lft-neg-out98.3%
*-commutative98.3%
Simplified98.3%
sub-neg98.3%
+-commutative98.3%
distribute-rgt-neg-out98.3%
remove-double-neg98.3%
Applied egg-rr98.3%
Final simplification98.7%
(FPCore (x y z) :precision binary64 (if (or (<= y -7.5e-44) (not (<= y 0.021))) (* y x) z))
double code(double x, double y, double z) {
double tmp;
if ((y <= -7.5e-44) || !(y <= 0.021)) {
tmp = y * x;
} 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 ((y <= (-7.5d-44)) .or. (.not. (y <= 0.021d0))) then
tmp = y * x
else
tmp = z
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((y <= -7.5e-44) || !(y <= 0.021)) {
tmp = y * x;
} else {
tmp = z;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -7.5e-44) or not (y <= 0.021): tmp = y * x else: tmp = z return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -7.5e-44) || !(y <= 0.021)) tmp = Float64(y * x); else tmp = z; end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((y <= -7.5e-44) || ~((y <= 0.021))) tmp = y * x; else tmp = z; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -7.5e-44], N[Not[LessEqual[y, 0.021]], $MachinePrecision]], N[(y * x), $MachinePrecision], z]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -7.5 \cdot 10^{-44} \lor \neg \left(y \leq 0.021\right):\\
\;\;\;\;y \cdot x\\
\mathbf{else}:\\
\;\;\;\;z\\
\end{array}
\end{array}
if y < -7.50000000000000008e-44 or 0.0210000000000000013 < y Initial program 95.0%
Taylor expanded in x around inf 50.3%
*-commutative50.3%
Simplified50.3%
if -7.50000000000000008e-44 < y < 0.0210000000000000013Initial program 100.0%
Taylor expanded in y around 0 79.7%
Final simplification63.6%
(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 97.3%
Taylor expanded in y around 0 40.0%
Final simplification40.0%
(FPCore (x y z) :precision binary64 (- z (* (- z x) y)))
double code(double x, double y, double z) {
return z - ((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 - ((z - x) * y)
end function
public static double code(double x, double y, double z) {
return z - ((z - x) * y);
}
def code(x, y, z): return z - ((z - x) * y)
function code(x, y, z) return Float64(z - Float64(Float64(z - x) * y)) end
function tmp = code(x, y, z) tmp = z - ((z - x) * y); end
code[x_, y_, z_] := N[(z - N[(N[(z - x), $MachinePrecision] * y), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
z - \left(z - x\right) \cdot y
\end{array}
herbie shell --seed 2023332
(FPCore (x y z)
:name "Diagrams.TwoD.Segment:bezierClip from diagrams-lib-1.3.0.3"
:precision binary64
:herbie-target
(- z (* (- z x) y))
(+ (* x y) (* z (- 1.0 y))))