
(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 (- z x))))
double code(double x, double y, double z) {
return z - (y * (z - x));
}
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 * (z - x))
end function
public static double code(double x, double y, double z) {
return z - (y * (z - x));
}
def code(x, y, z): return z - (y * (z - x))
function code(x, y, z) return Float64(z - Float64(y * Float64(z - x))) end
function tmp = code(x, y, z) tmp = z - (y * (z - x)); end
code[x_, y_, z_] := N[(z - N[(y * N[(z - x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
z - y \cdot \left(z - x\right)
\end{array}
Initial program 96.9%
+-commutative96.9%
+-lft-identity96.9%
cancel-sign-sub96.9%
cancel-sign-sub96.9%
+-lft-identity96.9%
distribute-lft-out--96.8%
*-rgt-identity96.8%
associate-+l-96.8%
distribute-rgt-out--100.0%
Simplified100.0%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (* y (- z))))
(if (<= y -3e+57)
t_0
(if (<= y -8.2e-103)
(* y x)
(if (<= y 8.2e-93)
z
(if (or (<= y 1.28e+129) (not (<= y 7e+244))) (* y x) t_0))))))
double code(double x, double y, double z) {
double t_0 = y * -z;
double tmp;
if (y <= -3e+57) {
tmp = t_0;
} else if (y <= -8.2e-103) {
tmp = y * x;
} else if (y <= 8.2e-93) {
tmp = z;
} else if ((y <= 1.28e+129) || !(y <= 7e+244)) {
tmp = y * x;
} 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 <= (-3d+57)) then
tmp = t_0
else if (y <= (-8.2d-103)) then
tmp = y * x
else if (y <= 8.2d-93) then
tmp = z
else if ((y <= 1.28d+129) .or. (.not. (y <= 7d+244))) then
tmp = y * x
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 <= -3e+57) {
tmp = t_0;
} else if (y <= -8.2e-103) {
tmp = y * x;
} else if (y <= 8.2e-93) {
tmp = z;
} else if ((y <= 1.28e+129) || !(y <= 7e+244)) {
tmp = y * x;
} else {
tmp = t_0;
}
return tmp;
}
def code(x, y, z): t_0 = y * -z tmp = 0 if y <= -3e+57: tmp = t_0 elif y <= -8.2e-103: tmp = y * x elif y <= 8.2e-93: tmp = z elif (y <= 1.28e+129) or not (y <= 7e+244): tmp = y * x else: tmp = t_0 return tmp
function code(x, y, z) t_0 = Float64(y * Float64(-z)) tmp = 0.0 if (y <= -3e+57) tmp = t_0; elseif (y <= -8.2e-103) tmp = Float64(y * x); elseif (y <= 8.2e-93) tmp = z; elseif ((y <= 1.28e+129) || !(y <= 7e+244)) tmp = Float64(y * x); else tmp = t_0; end return tmp end
function tmp_2 = code(x, y, z) t_0 = y * -z; tmp = 0.0; if (y <= -3e+57) tmp = t_0; elseif (y <= -8.2e-103) tmp = y * x; elseif (y <= 8.2e-93) tmp = z; elseif ((y <= 1.28e+129) || ~((y <= 7e+244))) tmp = y * x; else tmp = t_0; end tmp_2 = tmp; end
code[x_, y_, z_] := Block[{t$95$0 = N[(y * (-z)), $MachinePrecision]}, If[LessEqual[y, -3e+57], t$95$0, If[LessEqual[y, -8.2e-103], N[(y * x), $MachinePrecision], If[LessEqual[y, 8.2e-93], z, If[Or[LessEqual[y, 1.28e+129], N[Not[LessEqual[y, 7e+244]], $MachinePrecision]], N[(y * x), $MachinePrecision], t$95$0]]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := y \cdot \left(-z\right)\\
\mathbf{if}\;y \leq -3 \cdot 10^{+57}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;y \leq -8.2 \cdot 10^{-103}:\\
\;\;\;\;y \cdot x\\
\mathbf{elif}\;y \leq 8.2 \cdot 10^{-93}:\\
\;\;\;\;z\\
\mathbf{elif}\;y \leq 1.28 \cdot 10^{+129} \lor \neg \left(y \leq 7 \cdot 10^{+244}\right):\\
\;\;\;\;y \cdot x\\
\mathbf{else}:\\
\;\;\;\;t\_0\\
\end{array}
\end{array}
if y < -3e57 or 1.27999999999999994e129 < y < 6.99999999999999946e244Initial program 94.2%
Taylor expanded in y around inf 100.0%
mul-1-neg100.0%
sub-neg100.0%
Simplified100.0%
Taylor expanded in x around 0 66.3%
mul-1-neg66.3%
distribute-rgt-neg-out66.3%
Simplified66.3%
if -3e57 < y < -8.19999999999999992e-103 or 8.1999999999999998e-93 < y < 1.27999999999999994e129 or 6.99999999999999946e244 < y Initial program 95.8%
Taylor expanded in x around inf 60.2%
*-commutative60.2%
Simplified60.2%
if -8.19999999999999992e-103 < y < 8.1999999999999998e-93Initial program 100.0%
Taylor expanded in y around 0 81.9%
Final simplification69.6%
(FPCore (x y z) :precision binary64 (if (or (<= y -1.0) (not (<= y 1.0))) (* y (- x z)) (+ z (* y x))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -1.0) || !(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 <= (-1.0d0)) .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 <= -1.0) || !(y <= 1.0)) {
tmp = y * (x - z);
} else {
tmp = z + (y * x);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -1.0) 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 <= -1.0) || !(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 <= -1.0) || ~((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, -1.0], 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 -1 \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 or 1 < y Initial program 93.6%
Taylor expanded in y around inf 98.6%
mul-1-neg98.6%
sub-neg98.6%
Simplified98.6%
if -1 < y < 1Initial program 100.0%
+-commutative100.0%
+-lft-identity100.0%
cancel-sign-sub100.0%
cancel-sign-sub100.0%
+-lft-identity100.0%
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 simplification98.5%
(FPCore (x y z) :precision binary64 (if (or (<= y -2.4e-103) (not (<= y 1.85))) (* y (- x z)) (* z (- 1.0 y))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -2.4e-103) || !(y <= 1.85)) {
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 <= (-2.4d-103)) .or. (.not. (y <= 1.85d0))) 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 <= -2.4e-103) || !(y <= 1.85)) {
tmp = y * (x - z);
} else {
tmp = z * (1.0 - y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -2.4e-103) or not (y <= 1.85): tmp = y * (x - z) else: tmp = z * (1.0 - y) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -2.4e-103) || !(y <= 1.85)) 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 <= -2.4e-103) || ~((y <= 1.85))) tmp = y * (x - z); else tmp = z * (1.0 - y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -2.4e-103], N[Not[LessEqual[y, 1.85]], $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 -2.4 \cdot 10^{-103} \lor \neg \left(y \leq 1.85\right):\\
\;\;\;\;y \cdot \left(x - z\right)\\
\mathbf{else}:\\
\;\;\;\;z \cdot \left(1 - y\right)\\
\end{array}
\end{array}
if y < -2.4000000000000002e-103 or 1.8500000000000001 < y Initial program 94.4%
Taylor expanded in y around inf 94.9%
mul-1-neg94.9%
sub-neg94.9%
Simplified94.9%
if -2.4000000000000002e-103 < y < 1.8500000000000001Initial program 100.0%
Taylor expanded in x around 0 76.6%
Final simplification86.8%
(FPCore (x y z) :precision binary64 (if (or (<= y -7.8e-103) (not (<= y 8.2e-93))) (* y (- x z)) z))
double code(double x, double y, double z) {
double tmp;
if ((y <= -7.8e-103) || !(y <= 8.2e-93)) {
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 <= (-7.8d-103)) .or. (.not. (y <= 8.2d-93))) 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 <= -7.8e-103) || !(y <= 8.2e-93)) {
tmp = y * (x - z);
} else {
tmp = z;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -7.8e-103) or not (y <= 8.2e-93): tmp = y * (x - z) else: tmp = z return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -7.8e-103) || !(y <= 8.2e-93)) 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 <= -7.8e-103) || ~((y <= 8.2e-93))) tmp = y * (x - z); else tmp = z; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -7.8e-103], N[Not[LessEqual[y, 8.2e-93]], $MachinePrecision]], N[(y * N[(x - z), $MachinePrecision]), $MachinePrecision], z]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -7.8 \cdot 10^{-103} \lor \neg \left(y \leq 8.2 \cdot 10^{-93}\right):\\
\;\;\;\;y \cdot \left(x - z\right)\\
\mathbf{else}:\\
\;\;\;\;z\\
\end{array}
\end{array}
if y < -7.8000000000000004e-103 or 8.1999999999999998e-93 < y Initial program 95.1%
Taylor expanded in y around inf 89.1%
mul-1-neg89.1%
sub-neg89.1%
Simplified89.1%
if -7.8000000000000004e-103 < y < 8.1999999999999998e-93Initial program 100.0%
Taylor expanded in y around 0 81.9%
Final simplification86.5%
(FPCore (x y z) :precision binary64 (if (or (<= y -8.2e-103) (not (<= y 8.2e-93))) (* y x) z))
double code(double x, double y, double z) {
double tmp;
if ((y <= -8.2e-103) || !(y <= 8.2e-93)) {
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 <= (-8.2d-103)) .or. (.not. (y <= 8.2d-93))) 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 <= -8.2e-103) || !(y <= 8.2e-93)) {
tmp = y * x;
} else {
tmp = z;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -8.2e-103) or not (y <= 8.2e-93): tmp = y * x else: tmp = z return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -8.2e-103) || !(y <= 8.2e-93)) tmp = Float64(y * x); else tmp = z; end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((y <= -8.2e-103) || ~((y <= 8.2e-93))) tmp = y * x; else tmp = z; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -8.2e-103], N[Not[LessEqual[y, 8.2e-93]], $MachinePrecision]], N[(y * x), $MachinePrecision], z]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -8.2 \cdot 10^{-103} \lor \neg \left(y \leq 8.2 \cdot 10^{-93}\right):\\
\;\;\;\;y \cdot x\\
\mathbf{else}:\\
\;\;\;\;z\\
\end{array}
\end{array}
if y < -8.19999999999999992e-103 or 8.1999999999999998e-93 < y Initial program 95.1%
Taylor expanded in x around inf 51.9%
*-commutative51.9%
Simplified51.9%
if -8.19999999999999992e-103 < y < 8.1999999999999998e-93Initial program 100.0%
Taylor expanded in y around 0 81.9%
Final simplification62.7%
(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 96.9%
Taylor expanded in y around 0 36.9%
(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 2024106
(FPCore (x y z)
:name "Diagrams.TwoD.Segment:bezierClip from diagrams-lib-1.3.0.3"
:precision binary64
:alt
(- z (* (- z x) y))
(+ (* x y) (* z (- 1.0 y))))