
(FPCore (x y z t) :precision binary64 (+ x (* (- y x) (/ z t))))
double code(double x, double y, double z, double t) {
return x + ((y - x) * (z / t));
}
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
code = x + ((y - x) * (z / t))
end function
public static double code(double x, double y, double z, double t) {
return x + ((y - x) * (z / t));
}
def code(x, y, z, t): return x + ((y - x) * (z / t))
function code(x, y, z, t) return Float64(x + Float64(Float64(y - x) * Float64(z / t))) end
function tmp = code(x, y, z, t) tmp = x + ((y - x) * (z / t)); end
code[x_, y_, z_, t_] := N[(x + N[(N[(y - x), $MachinePrecision] * N[(z / t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + \left(y - x\right) \cdot \frac{z}{t}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 11 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z t) :precision binary64 (+ x (* (- y x) (/ z t))))
double code(double x, double y, double z, double t) {
return x + ((y - x) * (z / t));
}
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
code = x + ((y - x) * (z / t))
end function
public static double code(double x, double y, double z, double t) {
return x + ((y - x) * (z / t));
}
def code(x, y, z, t): return x + ((y - x) * (z / t))
function code(x, y, z, t) return Float64(x + Float64(Float64(y - x) * Float64(z / t))) end
function tmp = code(x, y, z, t) tmp = x + ((y - x) * (z / t)); end
code[x_, y_, z_, t_] := N[(x + N[(N[(y - x), $MachinePrecision] * N[(z / t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + \left(y - x\right) \cdot \frac{z}{t}
\end{array}
(FPCore (x y z t) :precision binary64 (+ x (* (- y x) (/ z t))))
double code(double x, double y, double z, double t) {
return x + ((y - x) * (z / t));
}
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
code = x + ((y - x) * (z / t))
end function
public static double code(double x, double y, double z, double t) {
return x + ((y - x) * (z / t));
}
def code(x, y, z, t): return x + ((y - x) * (z / t))
function code(x, y, z, t) return Float64(x + Float64(Float64(y - x) * Float64(z / t))) end
function tmp = code(x, y, z, t) tmp = x + ((y - x) * (z / t)); end
code[x_, y_, z_, t_] := N[(x + N[(N[(y - x), $MachinePrecision] * N[(z / t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + \left(y - x\right) \cdot \frac{z}{t}
\end{array}
Initial program 97.8%
(FPCore (x y z t)
:precision binary64
(let* ((t_1 (* (- y x) (/ z t))))
(if (<= (/ z t) -1e+17)
t_1
(if (<= (/ z t) 1e-15) (+ x (* y (/ z t))) t_1))))
double code(double x, double y, double z, double t) {
double t_1 = (y - x) * (z / t);
double tmp;
if ((z / t) <= -1e+17) {
tmp = t_1;
} else if ((z / t) <= 1e-15) {
tmp = x + (y * (z / t));
} else {
tmp = t_1;
}
return tmp;
}
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8) :: t_1
real(8) :: tmp
t_1 = (y - x) * (z / t)
if ((z / t) <= (-1d+17)) then
tmp = t_1
else if ((z / t) <= 1d-15) then
tmp = x + (y * (z / t))
else
tmp = t_1
end if
code = tmp
end function
public static double code(double x, double y, double z, double t) {
double t_1 = (y - x) * (z / t);
double tmp;
if ((z / t) <= -1e+17) {
tmp = t_1;
} else if ((z / t) <= 1e-15) {
tmp = x + (y * (z / t));
} else {
tmp = t_1;
}
return tmp;
}
def code(x, y, z, t): t_1 = (y - x) * (z / t) tmp = 0 if (z / t) <= -1e+17: tmp = t_1 elif (z / t) <= 1e-15: tmp = x + (y * (z / t)) else: tmp = t_1 return tmp
function code(x, y, z, t) t_1 = Float64(Float64(y - x) * Float64(z / t)) tmp = 0.0 if (Float64(z / t) <= -1e+17) tmp = t_1; elseif (Float64(z / t) <= 1e-15) tmp = Float64(x + Float64(y * Float64(z / t))); else tmp = t_1; end return tmp end
function tmp_2 = code(x, y, z, t) t_1 = (y - x) * (z / t); tmp = 0.0; if ((z / t) <= -1e+17) tmp = t_1; elseif ((z / t) <= 1e-15) tmp = x + (y * (z / t)); else tmp = t_1; end tmp_2 = tmp; end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(N[(y - x), $MachinePrecision] * N[(z / t), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[(z / t), $MachinePrecision], -1e+17], t$95$1, If[LessEqual[N[(z / t), $MachinePrecision], 1e-15], N[(x + N[(y * N[(z / t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], t$95$1]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \left(y - x\right) \cdot \frac{z}{t}\\
\mathbf{if}\;\frac{z}{t} \leq -1 \cdot 10^{+17}:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;\frac{z}{t} \leq 10^{-15}:\\
\;\;\;\;x + y \cdot \frac{z}{t}\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if (/.f64 z t) < -1e17 or 1.0000000000000001e-15 < (/.f64 z t) Initial program 97.1%
Taylor expanded in z around inf
div-subN/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
--lowering--.f6492.9
Simplified92.9%
associate-*r/N/A
associate-*l/N/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
--lowering--.f6497.1
Applied egg-rr97.1%
if -1e17 < (/.f64 z t) < 1.0000000000000001e-15Initial program 98.6%
Taylor expanded in y around inf
Simplified98.3%
Final simplification97.7%
(FPCore (x y z t) :precision binary64 (let* ((t_1 (* (- y x) (/ z t)))) (if (<= (/ z t) -1e+17) t_1 (if (<= (/ z t) 1e-15) (fma (/ z t) y x) t_1))))
double code(double x, double y, double z, double t) {
double t_1 = (y - x) * (z / t);
double tmp;
if ((z / t) <= -1e+17) {
tmp = t_1;
} else if ((z / t) <= 1e-15) {
tmp = fma((z / t), y, x);
} else {
tmp = t_1;
}
return tmp;
}
function code(x, y, z, t) t_1 = Float64(Float64(y - x) * Float64(z / t)) tmp = 0.0 if (Float64(z / t) <= -1e+17) tmp = t_1; elseif (Float64(z / t) <= 1e-15) tmp = fma(Float64(z / t), y, x); else tmp = t_1; end return tmp end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(N[(y - x), $MachinePrecision] * N[(z / t), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[(z / t), $MachinePrecision], -1e+17], t$95$1, If[LessEqual[N[(z / t), $MachinePrecision], 1e-15], N[(N[(z / t), $MachinePrecision] * y + x), $MachinePrecision], t$95$1]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \left(y - x\right) \cdot \frac{z}{t}\\
\mathbf{if}\;\frac{z}{t} \leq -1 \cdot 10^{+17}:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;\frac{z}{t} \leq 10^{-15}:\\
\;\;\;\;\mathsf{fma}\left(\frac{z}{t}, y, x\right)\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if (/.f64 z t) < -1e17 or 1.0000000000000001e-15 < (/.f64 z t) Initial program 97.1%
Taylor expanded in z around inf
div-subN/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
--lowering--.f6492.9
Simplified92.9%
associate-*r/N/A
associate-*l/N/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
--lowering--.f6497.1
Applied egg-rr97.1%
if -1e17 < (/.f64 z t) < 1.0000000000000001e-15Initial program 98.6%
Taylor expanded in y around inf
/-lowering-/.f64N/A
*-lowering-*.f6493.4
Simplified93.4%
+-commutativeN/A
associate-/l*N/A
*-commutativeN/A
accelerator-lowering-fma.f64N/A
/-lowering-/.f6498.3
Applied egg-rr98.3%
Final simplification97.7%
(FPCore (x y z t) :precision binary64 (let* ((t_1 (* z (/ (- y x) t)))) (if (<= (/ z t) -1e+17) t_1 (if (<= (/ z t) 0.5) (fma (/ z t) y x) t_1))))
double code(double x, double y, double z, double t) {
double t_1 = z * ((y - x) / t);
double tmp;
if ((z / t) <= -1e+17) {
tmp = t_1;
} else if ((z / t) <= 0.5) {
tmp = fma((z / t), y, x);
} else {
tmp = t_1;
}
return tmp;
}
function code(x, y, z, t) t_1 = Float64(z * Float64(Float64(y - x) / t)) tmp = 0.0 if (Float64(z / t) <= -1e+17) tmp = t_1; elseif (Float64(z / t) <= 0.5) tmp = fma(Float64(z / t), y, x); else tmp = t_1; end return tmp end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(z * N[(N[(y - x), $MachinePrecision] / t), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[(z / t), $MachinePrecision], -1e+17], t$95$1, If[LessEqual[N[(z / t), $MachinePrecision], 0.5], N[(N[(z / t), $MachinePrecision] * y + x), $MachinePrecision], t$95$1]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := z \cdot \frac{y - x}{t}\\
\mathbf{if}\;\frac{z}{t} \leq -1 \cdot 10^{+17}:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;\frac{z}{t} \leq 0.5:\\
\;\;\;\;\mathsf{fma}\left(\frac{z}{t}, y, x\right)\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if (/.f64 z t) < -1e17 or 0.5 < (/.f64 z t) Initial program 97.1%
Taylor expanded in z around inf
div-subN/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
--lowering--.f6494.2
Simplified94.2%
if -1e17 < (/.f64 z t) < 0.5Initial program 98.6%
Taylor expanded in y around inf
/-lowering-/.f64N/A
*-lowering-*.f6493.6
Simplified93.6%
+-commutativeN/A
associate-/l*N/A
*-commutativeN/A
accelerator-lowering-fma.f64N/A
/-lowering-/.f6498.3
Applied egg-rr98.3%
(FPCore (x y z t) :precision binary64 (let* ((t_1 (* y (/ z t)))) (if (<= (/ z t) -5e-31) t_1 (if (<= (/ z t) 2e-30) x t_1))))
double code(double x, double y, double z, double t) {
double t_1 = y * (z / t);
double tmp;
if ((z / t) <= -5e-31) {
tmp = t_1;
} else if ((z / t) <= 2e-30) {
tmp = x;
} else {
tmp = t_1;
}
return tmp;
}
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8) :: t_1
real(8) :: tmp
t_1 = y * (z / t)
if ((z / t) <= (-5d-31)) then
tmp = t_1
else if ((z / t) <= 2d-30) then
tmp = x
else
tmp = t_1
end if
code = tmp
end function
public static double code(double x, double y, double z, double t) {
double t_1 = y * (z / t);
double tmp;
if ((z / t) <= -5e-31) {
tmp = t_1;
} else if ((z / t) <= 2e-30) {
tmp = x;
} else {
tmp = t_1;
}
return tmp;
}
def code(x, y, z, t): t_1 = y * (z / t) tmp = 0 if (z / t) <= -5e-31: tmp = t_1 elif (z / t) <= 2e-30: tmp = x else: tmp = t_1 return tmp
function code(x, y, z, t) t_1 = Float64(y * Float64(z / t)) tmp = 0.0 if (Float64(z / t) <= -5e-31) tmp = t_1; elseif (Float64(z / t) <= 2e-30) tmp = x; else tmp = t_1; end return tmp end
function tmp_2 = code(x, y, z, t) t_1 = y * (z / t); tmp = 0.0; if ((z / t) <= -5e-31) tmp = t_1; elseif ((z / t) <= 2e-30) tmp = x; else tmp = t_1; end tmp_2 = tmp; end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(y * N[(z / t), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[(z / t), $MachinePrecision], -5e-31], t$95$1, If[LessEqual[N[(z / t), $MachinePrecision], 2e-30], x, t$95$1]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := y \cdot \frac{z}{t}\\
\mathbf{if}\;\frac{z}{t} \leq -5 \cdot 10^{-31}:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;\frac{z}{t} \leq 2 \cdot 10^{-30}:\\
\;\;\;\;x\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if (/.f64 z t) < -5e-31 or 2e-30 < (/.f64 z t) Initial program 97.3%
Taylor expanded in z around inf
div-subN/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
--lowering--.f6490.1
Simplified90.1%
Taylor expanded in y around inf
Simplified50.9%
associate-*r/N/A
associate-*l/N/A
*-lowering-*.f64N/A
/-lowering-/.f6458.0
Applied egg-rr58.0%
if -5e-31 < (/.f64 z t) < 2e-30Initial program 98.5%
Taylor expanded in z around 0
Simplified78.7%
Final simplification67.0%
(FPCore (x y z t) :precision binary64 (let* ((t_1 (* z (/ y t)))) (if (<= (/ z t) -5e-31) t_1 (if (<= (/ z t) 2e-30) x t_1))))
double code(double x, double y, double z, double t) {
double t_1 = z * (y / t);
double tmp;
if ((z / t) <= -5e-31) {
tmp = t_1;
} else if ((z / t) <= 2e-30) {
tmp = x;
} else {
tmp = t_1;
}
return tmp;
}
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8) :: t_1
real(8) :: tmp
t_1 = z * (y / t)
if ((z / t) <= (-5d-31)) then
tmp = t_1
else if ((z / t) <= 2d-30) then
tmp = x
else
tmp = t_1
end if
code = tmp
end function
public static double code(double x, double y, double z, double t) {
double t_1 = z * (y / t);
double tmp;
if ((z / t) <= -5e-31) {
tmp = t_1;
} else if ((z / t) <= 2e-30) {
tmp = x;
} else {
tmp = t_1;
}
return tmp;
}
def code(x, y, z, t): t_1 = z * (y / t) tmp = 0 if (z / t) <= -5e-31: tmp = t_1 elif (z / t) <= 2e-30: tmp = x else: tmp = t_1 return tmp
function code(x, y, z, t) t_1 = Float64(z * Float64(y / t)) tmp = 0.0 if (Float64(z / t) <= -5e-31) tmp = t_1; elseif (Float64(z / t) <= 2e-30) tmp = x; else tmp = t_1; end return tmp end
function tmp_2 = code(x, y, z, t) t_1 = z * (y / t); tmp = 0.0; if ((z / t) <= -5e-31) tmp = t_1; elseif ((z / t) <= 2e-30) tmp = x; else tmp = t_1; end tmp_2 = tmp; end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(z * N[(y / t), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[(z / t), $MachinePrecision], -5e-31], t$95$1, If[LessEqual[N[(z / t), $MachinePrecision], 2e-30], x, t$95$1]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := z \cdot \frac{y}{t}\\
\mathbf{if}\;\frac{z}{t} \leq -5 \cdot 10^{-31}:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;\frac{z}{t} \leq 2 \cdot 10^{-30}:\\
\;\;\;\;x\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if (/.f64 z t) < -5e-31 or 2e-30 < (/.f64 z t) Initial program 97.3%
Taylor expanded in z around inf
div-subN/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
--lowering--.f6490.1
Simplified90.1%
Taylor expanded in y around inf
Simplified50.9%
if -5e-31 < (/.f64 z t) < 2e-30Initial program 98.5%
Taylor expanded in z around 0
Simplified78.7%
(FPCore (x y z t) :precision binary64 (let* ((t_1 (fma (/ y t) z x))) (if (<= t -1.9e-200) t_1 (if (<= t 1.05e-100) (* y (/ z t)) t_1))))
double code(double x, double y, double z, double t) {
double t_1 = fma((y / t), z, x);
double tmp;
if (t <= -1.9e-200) {
tmp = t_1;
} else if (t <= 1.05e-100) {
tmp = y * (z / t);
} else {
tmp = t_1;
}
return tmp;
}
function code(x, y, z, t) t_1 = fma(Float64(y / t), z, x) tmp = 0.0 if (t <= -1.9e-200) tmp = t_1; elseif (t <= 1.05e-100) tmp = Float64(y * Float64(z / t)); else tmp = t_1; end return tmp end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(N[(y / t), $MachinePrecision] * z + x), $MachinePrecision]}, If[LessEqual[t, -1.9e-200], t$95$1, If[LessEqual[t, 1.05e-100], N[(y * N[(z / t), $MachinePrecision]), $MachinePrecision], t$95$1]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \mathsf{fma}\left(\frac{y}{t}, z, x\right)\\
\mathbf{if}\;t \leq -1.9 \cdot 10^{-200}:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;t \leq 1.05 \cdot 10^{-100}:\\
\;\;\;\;y \cdot \frac{z}{t}\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if t < -1.9e-200 or 1.05000000000000005e-100 < t Initial program 98.1%
Taylor expanded in y around inf
/-lowering-/.f64N/A
*-lowering-*.f6474.2
Simplified74.2%
+-commutativeN/A
associate-/l*N/A
clear-numN/A
associate-/r/N/A
associate-*r*N/A
div-invN/A
accelerator-lowering-fma.f64N/A
/-lowering-/.f6478.4
Applied egg-rr78.4%
if -1.9e-200 < t < 1.05000000000000005e-100Initial program 97.1%
Taylor expanded in z around inf
div-subN/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
--lowering--.f6478.2
Simplified78.2%
Taylor expanded in y around inf
Simplified51.3%
associate-*r/N/A
associate-*l/N/A
*-lowering-*.f64N/A
/-lowering-/.f6470.2
Applied egg-rr70.2%
Final simplification76.3%
(FPCore (x y z t) :precision binary64 (if (<= x 8.2e+260) (fma (/ z t) y x) (* (/ x t) (- z))))
double code(double x, double y, double z, double t) {
double tmp;
if (x <= 8.2e+260) {
tmp = fma((z / t), y, x);
} else {
tmp = (x / t) * -z;
}
return tmp;
}
function code(x, y, z, t) tmp = 0.0 if (x <= 8.2e+260) tmp = fma(Float64(z / t), y, x); else tmp = Float64(Float64(x / t) * Float64(-z)); end return tmp end
code[x_, y_, z_, t_] := If[LessEqual[x, 8.2e+260], N[(N[(z / t), $MachinePrecision] * y + x), $MachinePrecision], N[(N[(x / t), $MachinePrecision] * (-z)), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq 8.2 \cdot 10^{+260}:\\
\;\;\;\;\mathsf{fma}\left(\frac{z}{t}, y, x\right)\\
\mathbf{else}:\\
\;\;\;\;\frac{x}{t} \cdot \left(-z\right)\\
\end{array}
\end{array}
if x < 8.20000000000000051e260Initial program 97.8%
Taylor expanded in y around inf
/-lowering-/.f64N/A
*-lowering-*.f6474.0
Simplified74.0%
+-commutativeN/A
associate-/l*N/A
*-commutativeN/A
accelerator-lowering-fma.f64N/A
/-lowering-/.f6478.8
Applied egg-rr78.8%
if 8.20000000000000051e260 < x Initial program 100.0%
Taylor expanded in z around inf
div-subN/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
--lowering--.f6485.8
Simplified85.8%
Taylor expanded in y around 0
mul-1-negN/A
neg-lowering-neg.f6485.8
Simplified85.8%
Final simplification79.0%
(FPCore (x y z t) :precision binary64 (fma (/ z t) (- y x) x))
double code(double x, double y, double z, double t) {
return fma((z / t), (y - x), x);
}
function code(x, y, z, t) return fma(Float64(z / t), Float64(y - x), x) end
code[x_, y_, z_, t_] := N[(N[(z / t), $MachinePrecision] * N[(y - x), $MachinePrecision] + x), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(\frac{z}{t}, y - x, x\right)
\end{array}
Initial program 97.8%
+-commutativeN/A
*-commutativeN/A
accelerator-lowering-fma.f64N/A
/-lowering-/.f64N/A
--lowering--.f6497.8
Applied egg-rr97.8%
(FPCore (x y z t) :precision binary64 (fma (/ z t) y x))
double code(double x, double y, double z, double t) {
return fma((z / t), y, x);
}
function code(x, y, z, t) return fma(Float64(z / t), y, x) end
code[x_, y_, z_, t_] := N[(N[(z / t), $MachinePrecision] * y + x), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(\frac{z}{t}, y, x\right)
\end{array}
Initial program 97.8%
Taylor expanded in y around inf
/-lowering-/.f64N/A
*-lowering-*.f6472.4
Simplified72.4%
+-commutativeN/A
associate-/l*N/A
*-commutativeN/A
accelerator-lowering-fma.f64N/A
/-lowering-/.f6477.1
Applied egg-rr77.1%
(FPCore (x y z t) :precision binary64 x)
double code(double x, double y, double z, double t) {
return x;
}
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
code = x
end function
public static double code(double x, double y, double z, double t) {
return x;
}
def code(x, y, z, t): return x
function code(x, y, z, t) return x end
function tmp = code(x, y, z, t) tmp = x; end
code[x_, y_, z_, t_] := x
\begin{array}{l}
\\
x
\end{array}
Initial program 97.8%
Taylor expanded in z around 0
Simplified37.3%
(FPCore (x y z t)
:precision binary64
(let* ((t_1 (* (- y x) (/ z t))) (t_2 (+ x (/ (- y x) (/ t z)))))
(if (< t_1 -1013646692435.8867)
t_2
(if (< t_1 0.0) (+ x (/ (* (- y x) z) t)) t_2))))
double code(double x, double y, double z, double t) {
double t_1 = (y - x) * (z / t);
double t_2 = x + ((y - x) / (t / z));
double tmp;
if (t_1 < -1013646692435.8867) {
tmp = t_2;
} else if (t_1 < 0.0) {
tmp = x + (((y - x) * z) / t);
} else {
tmp = t_2;
}
return tmp;
}
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8) :: t_1
real(8) :: t_2
real(8) :: tmp
t_1 = (y - x) * (z / t)
t_2 = x + ((y - x) / (t / z))
if (t_1 < (-1013646692435.8867d0)) then
tmp = t_2
else if (t_1 < 0.0d0) then
tmp = x + (((y - x) * z) / t)
else
tmp = t_2
end if
code = tmp
end function
public static double code(double x, double y, double z, double t) {
double t_1 = (y - x) * (z / t);
double t_2 = x + ((y - x) / (t / z));
double tmp;
if (t_1 < -1013646692435.8867) {
tmp = t_2;
} else if (t_1 < 0.0) {
tmp = x + (((y - x) * z) / t);
} else {
tmp = t_2;
}
return tmp;
}
def code(x, y, z, t): t_1 = (y - x) * (z / t) t_2 = x + ((y - x) / (t / z)) tmp = 0 if t_1 < -1013646692435.8867: tmp = t_2 elif t_1 < 0.0: tmp = x + (((y - x) * z) / t) else: tmp = t_2 return tmp
function code(x, y, z, t) t_1 = Float64(Float64(y - x) * Float64(z / t)) t_2 = Float64(x + Float64(Float64(y - x) / Float64(t / z))) tmp = 0.0 if (t_1 < -1013646692435.8867) tmp = t_2; elseif (t_1 < 0.0) tmp = Float64(x + Float64(Float64(Float64(y - x) * z) / t)); else tmp = t_2; end return tmp end
function tmp_2 = code(x, y, z, t) t_1 = (y - x) * (z / t); t_2 = x + ((y - x) / (t / z)); tmp = 0.0; if (t_1 < -1013646692435.8867) tmp = t_2; elseif (t_1 < 0.0) tmp = x + (((y - x) * z) / t); else tmp = t_2; end tmp_2 = tmp; end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(N[(y - x), $MachinePrecision] * N[(z / t), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$2 = N[(x + N[(N[(y - x), $MachinePrecision] / N[(t / z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, If[Less[t$95$1, -1013646692435.8867], t$95$2, If[Less[t$95$1, 0.0], N[(x + N[(N[(N[(y - x), $MachinePrecision] * z), $MachinePrecision] / t), $MachinePrecision]), $MachinePrecision], t$95$2]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \left(y - x\right) \cdot \frac{z}{t}\\
t_2 := x + \frac{y - x}{\frac{t}{z}}\\
\mathbf{if}\;t\_1 < -1013646692435.8867:\\
\;\;\;\;t\_2\\
\mathbf{elif}\;t\_1 < 0:\\
\;\;\;\;x + \frac{\left(y - x\right) \cdot z}{t}\\
\mathbf{else}:\\
\;\;\;\;t\_2\\
\end{array}
\end{array}
herbie shell --seed 2024198
(FPCore (x y z t)
:name "Graphics.Rendering.Plot.Render.Plot.Axis:tickPosition from plot-0.2.3.4"
:precision binary64
:alt
(! :herbie-platform default (if (< (* (- y x) (/ z t)) -10136466924358867/10000) (+ x (/ (- y x) (/ t z))) (if (< (* (- y x) (/ z t)) 0) (+ x (/ (* (- y x) z) t)) (+ x (/ (- y x) (/ t z))))))
(+ x (* (- y x) (/ z t))))