
(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 9 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) (/ t z))))
double code(double x, double y, double z, double t) {
return x + ((y - x) / (t / z));
}
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) / (t / z))
end function
public static double code(double x, double y, double z, double t) {
return x + ((y - x) / (t / z));
}
def code(x, y, z, t): return x + ((y - x) / (t / z))
function code(x, y, z, t) return Float64(x + Float64(Float64(y - x) / Float64(t / z))) end
function tmp = code(x, y, z, t) tmp = x + ((y - x) / (t / z)); end
code[x_, y_, z_, t_] := N[(x + N[(N[(y - x), $MachinePrecision] / N[(t / z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + \frac{y - x}{\frac{t}{z}}
\end{array}
Initial program 98.4%
lift-*.f64N/A
lift-/.f64N/A
clear-numN/A
un-div-invN/A
lower-/.f64N/A
lower-/.f6498.5
Applied rewrites98.5%
(FPCore (x y z t) :precision binary64 (if (<= (/ z t) -1000000000000.0) (* z (/ (- y x) t)) (if (<= (/ z t) 0.04) (+ x (/ (* y z) t)) (/ (* (- y x) z) t))))
double code(double x, double y, double z, double t) {
double tmp;
if ((z / t) <= -1000000000000.0) {
tmp = z * ((y - x) / t);
} else if ((z / t) <= 0.04) {
tmp = x + ((y * z) / t);
} else {
tmp = ((y - x) * z) / t;
}
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) :: tmp
if ((z / t) <= (-1000000000000.0d0)) then
tmp = z * ((y - x) / t)
else if ((z / t) <= 0.04d0) then
tmp = x + ((y * z) / t)
else
tmp = ((y - x) * z) / t
end if
code = tmp
end function
public static double code(double x, double y, double z, double t) {
double tmp;
if ((z / t) <= -1000000000000.0) {
tmp = z * ((y - x) / t);
} else if ((z / t) <= 0.04) {
tmp = x + ((y * z) / t);
} else {
tmp = ((y - x) * z) / t;
}
return tmp;
}
def code(x, y, z, t): tmp = 0 if (z / t) <= -1000000000000.0: tmp = z * ((y - x) / t) elif (z / t) <= 0.04: tmp = x + ((y * z) / t) else: tmp = ((y - x) * z) / t return tmp
function code(x, y, z, t) tmp = 0.0 if (Float64(z / t) <= -1000000000000.0) tmp = Float64(z * Float64(Float64(y - x) / t)); elseif (Float64(z / t) <= 0.04) tmp = Float64(x + Float64(Float64(y * z) / t)); else tmp = Float64(Float64(Float64(y - x) * z) / t); end return tmp end
function tmp_2 = code(x, y, z, t) tmp = 0.0; if ((z / t) <= -1000000000000.0) tmp = z * ((y - x) / t); elseif ((z / t) <= 0.04) tmp = x + ((y * z) / t); else tmp = ((y - x) * z) / t; end tmp_2 = tmp; end
code[x_, y_, z_, t_] := If[LessEqual[N[(z / t), $MachinePrecision], -1000000000000.0], N[(z * N[(N[(y - x), $MachinePrecision] / t), $MachinePrecision]), $MachinePrecision], If[LessEqual[N[(z / t), $MachinePrecision], 0.04], N[(x + N[(N[(y * z), $MachinePrecision] / t), $MachinePrecision]), $MachinePrecision], N[(N[(N[(y - x), $MachinePrecision] * z), $MachinePrecision] / t), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;\frac{z}{t} \leq -1000000000000:\\
\;\;\;\;z \cdot \frac{y - x}{t}\\
\mathbf{elif}\;\frac{z}{t} \leq 0.04:\\
\;\;\;\;x + \frac{y \cdot z}{t}\\
\mathbf{else}:\\
\;\;\;\;\frac{\left(y - x\right) \cdot z}{t}\\
\end{array}
\end{array}
if (/.f64 z t) < -1e12Initial program 98.5%
Taylor expanded in z around inf
div-subN/A
lower-*.f64N/A
lower-/.f64N/A
lower--.f6497.0
Applied rewrites97.0%
if -1e12 < (/.f64 z t) < 0.0400000000000000008Initial program 99.9%
Taylor expanded in y around inf
lower-/.f64N/A
lower-*.f6497.6
Applied rewrites97.6%
if 0.0400000000000000008 < (/.f64 z t) Initial program 95.2%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6495.2
Applied rewrites95.2%
Taylor expanded in z around inf
div-subN/A
associate-/l*N/A
lower-/.f64N/A
lower-*.f64N/A
lower--.f6495.2
Applied rewrites95.2%
Final simplification96.9%
(FPCore (x y z t) :precision binary64 (if (<= (/ z t) -200000.0) (* z (/ (- y x) t)) (if (<= (/ z t) 200.0) (- x (/ (* x z) t)) (/ (* (- y x) z) t))))
double code(double x, double y, double z, double t) {
double tmp;
if ((z / t) <= -200000.0) {
tmp = z * ((y - x) / t);
} else if ((z / t) <= 200.0) {
tmp = x - ((x * z) / t);
} else {
tmp = ((y - x) * z) / t;
}
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) :: tmp
if ((z / t) <= (-200000.0d0)) then
tmp = z * ((y - x) / t)
else if ((z / t) <= 200.0d0) then
tmp = x - ((x * z) / t)
else
tmp = ((y - x) * z) / t
end if
code = tmp
end function
public static double code(double x, double y, double z, double t) {
double tmp;
if ((z / t) <= -200000.0) {
tmp = z * ((y - x) / t);
} else if ((z / t) <= 200.0) {
tmp = x - ((x * z) / t);
} else {
tmp = ((y - x) * z) / t;
}
return tmp;
}
def code(x, y, z, t): tmp = 0 if (z / t) <= -200000.0: tmp = z * ((y - x) / t) elif (z / t) <= 200.0: tmp = x - ((x * z) / t) else: tmp = ((y - x) * z) / t return tmp
function code(x, y, z, t) tmp = 0.0 if (Float64(z / t) <= -200000.0) tmp = Float64(z * Float64(Float64(y - x) / t)); elseif (Float64(z / t) <= 200.0) tmp = Float64(x - Float64(Float64(x * z) / t)); else tmp = Float64(Float64(Float64(y - x) * z) / t); end return tmp end
function tmp_2 = code(x, y, z, t) tmp = 0.0; if ((z / t) <= -200000.0) tmp = z * ((y - x) / t); elseif ((z / t) <= 200.0) tmp = x - ((x * z) / t); else tmp = ((y - x) * z) / t; end tmp_2 = tmp; end
code[x_, y_, z_, t_] := If[LessEqual[N[(z / t), $MachinePrecision], -200000.0], N[(z * N[(N[(y - x), $MachinePrecision] / t), $MachinePrecision]), $MachinePrecision], If[LessEqual[N[(z / t), $MachinePrecision], 200.0], N[(x - N[(N[(x * z), $MachinePrecision] / t), $MachinePrecision]), $MachinePrecision], N[(N[(N[(y - x), $MachinePrecision] * z), $MachinePrecision] / t), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;\frac{z}{t} \leq -200000:\\
\;\;\;\;z \cdot \frac{y - x}{t}\\
\mathbf{elif}\;\frac{z}{t} \leq 200:\\
\;\;\;\;x - \frac{x \cdot z}{t}\\
\mathbf{else}:\\
\;\;\;\;\frac{\left(y - x\right) \cdot z}{t}\\
\end{array}
\end{array}
if (/.f64 z t) < -2e5Initial program 98.5%
Taylor expanded in z around inf
div-subN/A
lower-*.f64N/A
lower-/.f64N/A
lower--.f6497.0
Applied rewrites97.0%
if -2e5 < (/.f64 z t) < 200Initial program 99.9%
Taylor expanded in x around inf
mul-1-negN/A
unsub-negN/A
distribute-lft-out--N/A
*-rgt-identityN/A
associate-/l*N/A
lower--.f64N/A
lower-/.f64N/A
*-commutativeN/A
lower-*.f6478.1
Applied rewrites78.1%
if 200 < (/.f64 z t) Initial program 95.1%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6495.1
Applied rewrites95.1%
Taylor expanded in z around inf
div-subN/A
associate-/l*N/A
lower-/.f64N/A
lower-*.f64N/A
lower--.f6496.3
Applied rewrites96.3%
Final simplification87.4%
(FPCore (x y z t)
:precision binary64
(let* ((t_1 (* z (/ (- y x) t))))
(if (<= (/ z t) -200000.0)
t_1
(if (<= (/ z t) 50000000000000.0) (- x (/ (* x z) t)) t_1))))
double code(double x, double y, double z, double t) {
double t_1 = z * ((y - x) / t);
double tmp;
if ((z / t) <= -200000.0) {
tmp = t_1;
} else if ((z / t) <= 50000000000000.0) {
tmp = x - ((x * 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 = z * ((y - x) / t)
if ((z / t) <= (-200000.0d0)) then
tmp = t_1
else if ((z / t) <= 50000000000000.0d0) then
tmp = x - ((x * 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 = z * ((y - x) / t);
double tmp;
if ((z / t) <= -200000.0) {
tmp = t_1;
} else if ((z / t) <= 50000000000000.0) {
tmp = x - ((x * z) / t);
} else {
tmp = t_1;
}
return tmp;
}
def code(x, y, z, t): t_1 = z * ((y - x) / t) tmp = 0 if (z / t) <= -200000.0: tmp = t_1 elif (z / t) <= 50000000000000.0: tmp = x - ((x * z) / t) 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) <= -200000.0) tmp = t_1; elseif (Float64(z / t) <= 50000000000000.0) tmp = Float64(x - Float64(Float64(x * z) / t)); else tmp = t_1; end return tmp end
function tmp_2 = code(x, y, z, t) t_1 = z * ((y - x) / t); tmp = 0.0; if ((z / t) <= -200000.0) tmp = t_1; elseif ((z / t) <= 50000000000000.0) tmp = x - ((x * z) / t); else tmp = t_1; end tmp_2 = 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], -200000.0], t$95$1, If[LessEqual[N[(z / t), $MachinePrecision], 50000000000000.0], N[(x - N[(N[(x * z), $MachinePrecision] / t), $MachinePrecision]), $MachinePrecision], t$95$1]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := z \cdot \frac{y - x}{t}\\
\mathbf{if}\;\frac{z}{t} \leq -200000:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;\frac{z}{t} \leq 50000000000000:\\
\;\;\;\;x - \frac{x \cdot z}{t}\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if (/.f64 z t) < -2e5 or 5e13 < (/.f64 z t) Initial program 96.9%
Taylor expanded in z around inf
div-subN/A
lower-*.f64N/A
lower-/.f64N/A
lower--.f6494.7
Applied rewrites94.7%
if -2e5 < (/.f64 z t) < 5e13Initial program 99.9%
Taylor expanded in x around inf
mul-1-negN/A
unsub-negN/A
distribute-lft-out--N/A
*-rgt-identityN/A
associate-/l*N/A
lower--.f64N/A
lower-/.f64N/A
*-commutativeN/A
lower-*.f6477.6
Applied rewrites77.6%
Final simplification86.0%
(FPCore (x y z t) :precision binary64 (let* ((t_1 (* y (/ z t)))) (if (<= y -5e-65) t_1 (if (<= y 3.4e-40) (- (* z (/ x t))) t_1))))
double code(double x, double y, double z, double t) {
double t_1 = y * (z / t);
double tmp;
if (y <= -5e-65) {
tmp = t_1;
} else if (y <= 3.4e-40) {
tmp = -(z * (x / 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 * (z / t)
if (y <= (-5d-65)) then
tmp = t_1
else if (y <= 3.4d-40) then
tmp = -(z * (x / 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 * (z / t);
double tmp;
if (y <= -5e-65) {
tmp = t_1;
} else if (y <= 3.4e-40) {
tmp = -(z * (x / t));
} else {
tmp = t_1;
}
return tmp;
}
def code(x, y, z, t): t_1 = y * (z / t) tmp = 0 if y <= -5e-65: tmp = t_1 elif y <= 3.4e-40: tmp = -(z * (x / t)) else: tmp = t_1 return tmp
function code(x, y, z, t) t_1 = Float64(y * Float64(z / t)) tmp = 0.0 if (y <= -5e-65) tmp = t_1; elseif (y <= 3.4e-40) tmp = Float64(-Float64(z * Float64(x / t))); 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 (y <= -5e-65) tmp = t_1; elseif (y <= 3.4e-40) tmp = -(z * (x / t)); 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[y, -5e-65], t$95$1, If[LessEqual[y, 3.4e-40], (-N[(z * N[(x / t), $MachinePrecision]), $MachinePrecision]), t$95$1]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := y \cdot \frac{z}{t}\\
\mathbf{if}\;y \leq -5 \cdot 10^{-65}:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;y \leq 3.4 \cdot 10^{-40}:\\
\;\;\;\;-z \cdot \frac{x}{t}\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if y < -4.99999999999999983e-65 or 3.39999999999999984e-40 < y Initial program 99.8%
Taylor expanded in x around 0
lower-/.f64N/A
lower-*.f6455.7
Applied rewrites55.7%
Applied rewrites57.9%
if -4.99999999999999983e-65 < y < 3.39999999999999984e-40Initial program 96.0%
Taylor expanded in x around inf
mul-1-negN/A
unsub-negN/A
distribute-lft-out--N/A
*-rgt-identityN/A
associate-/l*N/A
lower--.f64N/A
lower-/.f64N/A
*-commutativeN/A
lower-*.f6481.2
Applied rewrites81.2%
Taylor expanded in z around inf
Applied rewrites37.3%
Applied rewrites38.4%
Final simplification50.6%
(FPCore (x y z t) :precision binary64 (if (<= y -5.1e+109) (* y (/ z t)) (* z (/ (- y x) t))))
double code(double x, double y, double z, double t) {
double tmp;
if (y <= -5.1e+109) {
tmp = y * (z / t);
} else {
tmp = z * ((y - x) / t);
}
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) :: tmp
if (y <= (-5.1d+109)) then
tmp = y * (z / t)
else
tmp = z * ((y - x) / t)
end if
code = tmp
end function
public static double code(double x, double y, double z, double t) {
double tmp;
if (y <= -5.1e+109) {
tmp = y * (z / t);
} else {
tmp = z * ((y - x) / t);
}
return tmp;
}
def code(x, y, z, t): tmp = 0 if y <= -5.1e+109: tmp = y * (z / t) else: tmp = z * ((y - x) / t) return tmp
function code(x, y, z, t) tmp = 0.0 if (y <= -5.1e+109) tmp = Float64(y * Float64(z / t)); else tmp = Float64(z * Float64(Float64(y - x) / t)); end return tmp end
function tmp_2 = code(x, y, z, t) tmp = 0.0; if (y <= -5.1e+109) tmp = y * (z / t); else tmp = z * ((y - x) / t); end tmp_2 = tmp; end
code[x_, y_, z_, t_] := If[LessEqual[y, -5.1e+109], N[(y * N[(z / t), $MachinePrecision]), $MachinePrecision], N[(z * N[(N[(y - x), $MachinePrecision] / t), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -5.1 \cdot 10^{+109}:\\
\;\;\;\;y \cdot \frac{z}{t}\\
\mathbf{else}:\\
\;\;\;\;z \cdot \frac{y - x}{t}\\
\end{array}
\end{array}
if y < -5.0999999999999999e109Initial program 99.9%
Taylor expanded in x around 0
lower-/.f64N/A
lower-*.f6461.5
Applied rewrites61.5%
Applied rewrites63.2%
if -5.0999999999999999e109 < y Initial program 98.1%
Taylor expanded in z around inf
div-subN/A
lower-*.f64N/A
lower-/.f64N/A
lower--.f6455.7
Applied rewrites55.7%
Final simplification57.2%
(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 98.4%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6498.4
Applied rewrites98.4%
(FPCore (x y z t) :precision binary64 (* y (/ z t)))
double code(double x, double y, double z, double t) {
return y * (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 = y * (z / t)
end function
public static double code(double x, double y, double z, double t) {
return y * (z / t);
}
def code(x, y, z, t): return y * (z / t)
function code(x, y, z, t) return Float64(y * Float64(z / t)) end
function tmp = code(x, y, z, t) tmp = y * (z / t); end
code[x_, y_, z_, t_] := N[(y * N[(z / t), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
y \cdot \frac{z}{t}
\end{array}
Initial program 98.4%
Taylor expanded in x around 0
lower-/.f64N/A
lower-*.f6440.5
Applied rewrites40.5%
Applied rewrites42.2%
Final simplification42.2%
(FPCore (x y z t) :precision binary64 (* z (/ y t)))
double code(double x, double y, double z, double t) {
return z * (y / 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 = z * (y / t)
end function
public static double code(double x, double y, double z, double t) {
return z * (y / t);
}
def code(x, y, z, t): return z * (y / t)
function code(x, y, z, t) return Float64(z * Float64(y / t)) end
function tmp = code(x, y, z, t) tmp = z * (y / t); end
code[x_, y_, z_, t_] := N[(z * N[(y / t), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
z \cdot \frac{y}{t}
\end{array}
Initial program 98.4%
Taylor expanded in x around 0
lower-/.f64N/A
lower-*.f6440.5
Applied rewrites40.5%
Applied rewrites37.4%
Final simplification37.4%
(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 2024219
(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))))