
(FPCore (x y z t a) :precision binary64 (+ x (* y (/ (- z t) (- z a)))))
double code(double x, double y, double z, double t, double a) {
return x + (y * ((z - t) / (z - a)));
}
real(8) function code(x, y, z, t, a)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
code = x + (y * ((z - t) / (z - a)))
end function
public static double code(double x, double y, double z, double t, double a) {
return x + (y * ((z - t) / (z - a)));
}
def code(x, y, z, t, a): return x + (y * ((z - t) / (z - a)))
function code(x, y, z, t, a) return Float64(x + Float64(y * Float64(Float64(z - t) / Float64(z - a)))) end
function tmp = code(x, y, z, t, a) tmp = x + (y * ((z - t) / (z - a))); end
code[x_, y_, z_, t_, a_] := N[(x + N[(y * N[(N[(z - t), $MachinePrecision] / N[(z - a), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + y \cdot \frac{z - t}{z - a}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 7 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z t a) :precision binary64 (+ x (* y (/ (- z t) (- z a)))))
double code(double x, double y, double z, double t, double a) {
return x + (y * ((z - t) / (z - a)));
}
real(8) function code(x, y, z, t, a)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
code = x + (y * ((z - t) / (z - a)))
end function
public static double code(double x, double y, double z, double t, double a) {
return x + (y * ((z - t) / (z - a)));
}
def code(x, y, z, t, a): return x + (y * ((z - t) / (z - a)))
function code(x, y, z, t, a) return Float64(x + Float64(y * Float64(Float64(z - t) / Float64(z - a)))) end
function tmp = code(x, y, z, t, a) tmp = x + (y * ((z - t) / (z - a))); end
code[x_, y_, z_, t_, a_] := N[(x + N[(y * N[(N[(z - t), $MachinePrecision] / N[(z - a), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + y \cdot \frac{z - t}{z - a}
\end{array}
(FPCore (x y z t a) :precision binary64 (fma y (/ (- z t) (- z a)) x))
double code(double x, double y, double z, double t, double a) {
return fma(y, ((z - t) / (z - a)), x);
}
function code(x, y, z, t, a) return fma(y, Float64(Float64(z - t) / Float64(z - a)), x) end
code[x_, y_, z_, t_, a_] := N[(y * N[(N[(z - t), $MachinePrecision] / N[(z - a), $MachinePrecision]), $MachinePrecision] + x), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(y, \frac{z - t}{z - a}, x\right)
\end{array}
Initial program 98.3%
+-commutative98.3%
fma-def98.3%
Simplified98.3%
Final simplification98.3%
(FPCore (x y z t a) :precision binary64 (+ x (* y (/ (- z t) (- z a)))))
double code(double x, double y, double z, double t, double a) {
return x + (y * ((z - t) / (z - a)));
}
real(8) function code(x, y, z, t, a)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
code = x + (y * ((z - t) / (z - a)))
end function
public static double code(double x, double y, double z, double t, double a) {
return x + (y * ((z - t) / (z - a)));
}
def code(x, y, z, t, a): return x + (y * ((z - t) / (z - a)))
function code(x, y, z, t, a) return Float64(x + Float64(y * Float64(Float64(z - t) / Float64(z - a)))) end
function tmp = code(x, y, z, t, a) tmp = x + (y * ((z - t) / (z - a))); end
code[x_, y_, z_, t_, a_] := N[(x + N[(y * N[(N[(z - t), $MachinePrecision] / N[(z - a), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + y \cdot \frac{z - t}{z - a}
\end{array}
Initial program 98.3%
Final simplification98.3%
(FPCore (x y z t a) :precision binary64 (+ x (* y (/ (- z t) z))))
double code(double x, double y, double z, double t, double a) {
return x + (y * ((z - t) / z));
}
real(8) function code(x, y, z, t, a)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
code = x + (y * ((z - t) / z))
end function
public static double code(double x, double y, double z, double t, double a) {
return x + (y * ((z - t) / z));
}
def code(x, y, z, t, a): return x + (y * ((z - t) / z))
function code(x, y, z, t, a) return Float64(x + Float64(y * Float64(Float64(z - t) / z))) end
function tmp = code(x, y, z, t, a) tmp = x + (y * ((z - t) / z)); end
code[x_, y_, z_, t_, a_] := N[(x + N[(y * N[(N[(z - t), $MachinePrecision] / z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + y \cdot \frac{z - t}{z}
\end{array}
Initial program 98.3%
Taylor expanded in a around 0 63.0%
Final simplification63.0%
(FPCore (x y z t a) :precision binary64 (+ x (* z (/ y (- z a)))))
double code(double x, double y, double z, double t, double a) {
return x + (z * (y / (z - a)));
}
real(8) function code(x, y, z, t, a)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
code = x + (z * (y / (z - a)))
end function
public static double code(double x, double y, double z, double t, double a) {
return x + (z * (y / (z - a)));
}
def code(x, y, z, t, a): return x + (z * (y / (z - a)))
function code(x, y, z, t, a) return Float64(x + Float64(z * Float64(y / Float64(z - a)))) end
function tmp = code(x, y, z, t, a) tmp = x + (z * (y / (z - a))); end
code[x_, y_, z_, t_, a_] := N[(x + N[(z * N[(y / N[(z - a), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + z \cdot \frac{y}{z - a}
\end{array}
Initial program 98.3%
Taylor expanded in t around 0 62.6%
+-commutative62.6%
associate-/l*71.5%
Simplified71.5%
associate-/r/69.6%
Applied egg-rr69.6%
Final simplification69.6%
(FPCore (x y z t a) :precision binary64 (+ x (/ y (/ (- z a) z))))
double code(double x, double y, double z, double t, double a) {
return x + (y / ((z - a) / z));
}
real(8) function code(x, y, z, t, a)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
code = x + (y / ((z - a) / z))
end function
public static double code(double x, double y, double z, double t, double a) {
return x + (y / ((z - a) / z));
}
def code(x, y, z, t, a): return x + (y / ((z - a) / z))
function code(x, y, z, t, a) return Float64(x + Float64(y / Float64(Float64(z - a) / z))) end
function tmp = code(x, y, z, t, a) tmp = x + (y / ((z - a) / z)); end
code[x_, y_, z_, t_, a_] := N[(x + N[(y / N[(N[(z - a), $MachinePrecision] / z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + \frac{y}{\frac{z - a}{z}}
\end{array}
Initial program 98.3%
Taylor expanded in t around 0 62.6%
+-commutative62.6%
associate-/l*71.5%
Simplified71.5%
Final simplification71.5%
(FPCore (x y z t a) :precision binary64 (+ y x))
double code(double x, double y, double z, double t, double a) {
return y + x;
}
real(8) function code(x, y, z, t, a)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
code = y + x
end function
public static double code(double x, double y, double z, double t, double a) {
return y + x;
}
def code(x, y, z, t, a): return y + x
function code(x, y, z, t, a) return Float64(y + x) end
function tmp = code(x, y, z, t, a) tmp = y + x; end
code[x_, y_, z_, t_, a_] := N[(y + x), $MachinePrecision]
\begin{array}{l}
\\
y + x
\end{array}
Initial program 98.3%
Taylor expanded in z around inf 60.5%
+-commutative60.5%
Simplified60.5%
Final simplification60.5%
(FPCore (x y z t a) :precision binary64 x)
double code(double x, double y, double z, double t, double a) {
return x;
}
real(8) function code(x, y, z, t, a)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
code = x
end function
public static double code(double x, double y, double z, double t, double a) {
return x;
}
def code(x, y, z, t, a): return x
function code(x, y, z, t, a) return x end
function tmp = code(x, y, z, t, a) tmp = x; end
code[x_, y_, z_, t_, a_] := x
\begin{array}{l}
\\
x
\end{array}
Initial program 98.3%
Taylor expanded in x around inf 47.2%
Final simplification47.2%
(FPCore (x y z t a) :precision binary64 (+ x (/ y (/ (- z a) (- z t)))))
double code(double x, double y, double z, double t, double a) {
return x + (y / ((z - a) / (z - t)));
}
real(8) function code(x, y, z, t, a)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
code = x + (y / ((z - a) / (z - t)))
end function
public static double code(double x, double y, double z, double t, double a) {
return x + (y / ((z - a) / (z - t)));
}
def code(x, y, z, t, a): return x + (y / ((z - a) / (z - t)))
function code(x, y, z, t, a) return Float64(x + Float64(y / Float64(Float64(z - a) / Float64(z - t)))) end
function tmp = code(x, y, z, t, a) tmp = x + (y / ((z - a) / (z - t))); end
code[x_, y_, z_, t_, a_] := N[(x + N[(y / N[(N[(z - a), $MachinePrecision] / N[(z - t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + \frac{y}{\frac{z - a}{z - t}}
\end{array}
herbie shell --seed 2024033
(FPCore (x y z t a)
:name "Graphics.Rendering.Plot.Render.Plot.Axis:renderAxisLine from plot-0.2.3.4, A"
:precision binary64
:herbie-target
(+ x (/ y (/ (- z a) (- z t))))
(+ x (* y (/ (- z t) (- z a)))))