
(FPCore (a rand) :precision binary64 (let* ((t_0 (- a (/ 1.0 3.0)))) (* t_0 (+ 1.0 (* (/ 1.0 (sqrt (* 9.0 t_0))) rand)))))
double code(double a, double rand) {
double t_0 = a - (1.0 / 3.0);
return t_0 * (1.0 + ((1.0 / sqrt((9.0 * t_0))) * rand));
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: t_0
t_0 = a - (1.0d0 / 3.0d0)
code = t_0 * (1.0d0 + ((1.0d0 / sqrt((9.0d0 * t_0))) * rand))
end function
public static double code(double a, double rand) {
double t_0 = a - (1.0 / 3.0);
return t_0 * (1.0 + ((1.0 / Math.sqrt((9.0 * t_0))) * rand));
}
def code(a, rand): t_0 = a - (1.0 / 3.0) return t_0 * (1.0 + ((1.0 / math.sqrt((9.0 * t_0))) * rand))
function code(a, rand) t_0 = Float64(a - Float64(1.0 / 3.0)) return Float64(t_0 * Float64(1.0 + Float64(Float64(1.0 / sqrt(Float64(9.0 * t_0))) * rand))) end
function tmp = code(a, rand) t_0 = a - (1.0 / 3.0); tmp = t_0 * (1.0 + ((1.0 / sqrt((9.0 * t_0))) * rand)); end
code[a_, rand_] := Block[{t$95$0 = N[(a - N[(1.0 / 3.0), $MachinePrecision]), $MachinePrecision]}, N[(t$95$0 * N[(1.0 + N[(N[(1.0 / N[Sqrt[N[(9.0 * t$95$0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] * rand), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := a - \frac{1}{3}\\
t_0 \cdot \left(1 + \frac{1}{\sqrt{9 \cdot t_0}} \cdot rand\right)
\end{array}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 10 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (a rand) :precision binary64 (let* ((t_0 (- a (/ 1.0 3.0)))) (* t_0 (+ 1.0 (* (/ 1.0 (sqrt (* 9.0 t_0))) rand)))))
double code(double a, double rand) {
double t_0 = a - (1.0 / 3.0);
return t_0 * (1.0 + ((1.0 / sqrt((9.0 * t_0))) * rand));
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: t_0
t_0 = a - (1.0d0 / 3.0d0)
code = t_0 * (1.0d0 + ((1.0d0 / sqrt((9.0d0 * t_0))) * rand))
end function
public static double code(double a, double rand) {
double t_0 = a - (1.0 / 3.0);
return t_0 * (1.0 + ((1.0 / Math.sqrt((9.0 * t_0))) * rand));
}
def code(a, rand): t_0 = a - (1.0 / 3.0) return t_0 * (1.0 + ((1.0 / math.sqrt((9.0 * t_0))) * rand))
function code(a, rand) t_0 = Float64(a - Float64(1.0 / 3.0)) return Float64(t_0 * Float64(1.0 + Float64(Float64(1.0 / sqrt(Float64(9.0 * t_0))) * rand))) end
function tmp = code(a, rand) t_0 = a - (1.0 / 3.0); tmp = t_0 * (1.0 + ((1.0 / sqrt((9.0 * t_0))) * rand)); end
code[a_, rand_] := Block[{t$95$0 = N[(a - N[(1.0 / 3.0), $MachinePrecision]), $MachinePrecision]}, N[(t$95$0 * N[(1.0 + N[(N[(1.0 / N[Sqrt[N[(9.0 * t$95$0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] * rand), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := a - \frac{1}{3}\\
t_0 \cdot \left(1 + \frac{1}{\sqrt{9 \cdot t_0}} \cdot rand\right)
\end{array}
\end{array}
(FPCore (a rand) :precision binary64 (* (+ a -0.3333333333333333) (+ 1.0 (* (sqrt (/ 0.1111111111111111 (+ a -0.3333333333333333))) rand))))
double code(double a, double rand) {
return (a + -0.3333333333333333) * (1.0 + (sqrt((0.1111111111111111 / (a + -0.3333333333333333))) * rand));
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = (a + (-0.3333333333333333d0)) * (1.0d0 + (sqrt((0.1111111111111111d0 / (a + (-0.3333333333333333d0)))) * rand))
end function
public static double code(double a, double rand) {
return (a + -0.3333333333333333) * (1.0 + (Math.sqrt((0.1111111111111111 / (a + -0.3333333333333333))) * rand));
}
def code(a, rand): return (a + -0.3333333333333333) * (1.0 + (math.sqrt((0.1111111111111111 / (a + -0.3333333333333333))) * rand))
function code(a, rand) return Float64(Float64(a + -0.3333333333333333) * Float64(1.0 + Float64(sqrt(Float64(0.1111111111111111 / Float64(a + -0.3333333333333333))) * rand))) end
function tmp = code(a, rand) tmp = (a + -0.3333333333333333) * (1.0 + (sqrt((0.1111111111111111 / (a + -0.3333333333333333))) * rand)); end
code[a_, rand_] := N[(N[(a + -0.3333333333333333), $MachinePrecision] * N[(1.0 + N[(N[Sqrt[N[(0.1111111111111111 / N[(a + -0.3333333333333333), $MachinePrecision]), $MachinePrecision]], $MachinePrecision] * rand), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(a + -0.3333333333333333\right) \cdot \left(1 + \sqrt{\frac{0.1111111111111111}{a + -0.3333333333333333}} \cdot rand\right)
\end{array}
Initial program 99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
add-sqr-sqrt99.4%
sqrt-unprod99.5%
frac-times99.5%
metadata-eval99.5%
add-sqr-sqrt99.5%
*-commutative99.5%
distribute-rgt-in99.5%
metadata-eval99.5%
fma-def99.5%
Applied egg-rr99.5%
fma-def99.5%
metadata-eval99.5%
distribute-rgt-in99.5%
associate-/r*99.8%
metadata-eval99.8%
+-commutative99.8%
Simplified99.8%
Final simplification99.8%
(FPCore (a rand) :precision binary64 (if (or (<= rand -1.2e+57) (not (<= rand 4.5e+86))) (* 0.3333333333333333 (* rand (sqrt (- a 0.3333333333333333)))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -1.2e+57) || !(rand <= 4.5e+86)) {
tmp = 0.3333333333333333 * (rand * sqrt((a - 0.3333333333333333)));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: tmp
if ((rand <= (-1.2d+57)) .or. (.not. (rand <= 4.5d+86))) then
tmp = 0.3333333333333333d0 * (rand * sqrt((a - 0.3333333333333333d0)))
else
tmp = a - 0.3333333333333333d0
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if ((rand <= -1.2e+57) || !(rand <= 4.5e+86)) {
tmp = 0.3333333333333333 * (rand * Math.sqrt((a - 0.3333333333333333)));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -1.2e+57) or not (rand <= 4.5e+86): tmp = 0.3333333333333333 * (rand * math.sqrt((a - 0.3333333333333333))) else: tmp = a - 0.3333333333333333 return tmp
function code(a, rand) tmp = 0.0 if ((rand <= -1.2e+57) || !(rand <= 4.5e+86)) tmp = Float64(0.3333333333333333 * Float64(rand * sqrt(Float64(a - 0.3333333333333333)))); else tmp = Float64(a - 0.3333333333333333); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if ((rand <= -1.2e+57) || ~((rand <= 4.5e+86))) tmp = 0.3333333333333333 * (rand * sqrt((a - 0.3333333333333333))); else tmp = a - 0.3333333333333333; end tmp_2 = tmp; end
code[a_, rand_] := If[Or[LessEqual[rand, -1.2e+57], N[Not[LessEqual[rand, 4.5e+86]], $MachinePrecision]], N[(0.3333333333333333 * N[(rand * N[Sqrt[N[(a - 0.3333333333333333), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(a - 0.3333333333333333), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -1.2 \cdot 10^{+57} \lor \neg \left(rand \leq 4.5 \cdot 10^{+86}\right):\\
\;\;\;\;0.3333333333333333 \cdot \left(rand \cdot \sqrt{a - 0.3333333333333333}\right)\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -1.20000000000000002e57 or 4.49999999999999993e86 < rand Initial program 98.7%
sub-neg98.7%
metadata-eval98.7%
metadata-eval98.7%
*-commutative98.7%
sub-neg98.7%
metadata-eval98.7%
metadata-eval98.7%
Simplified98.7%
add-sqr-sqrt98.4%
sqrt-unprod98.7%
frac-times98.7%
metadata-eval98.7%
add-sqr-sqrt98.7%
*-commutative98.7%
distribute-rgt-in98.7%
metadata-eval98.7%
fma-def98.7%
Applied egg-rr98.7%
fma-def98.7%
metadata-eval98.7%
distribute-rgt-in98.7%
associate-/r*99.7%
metadata-eval99.7%
+-commutative99.7%
Simplified99.7%
Taylor expanded in rand around inf 91.2%
if -1.20000000000000002e57 < rand < 4.49999999999999993e86Initial program 100.0%
remove-double-neg100.0%
remove-double-neg100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
remove-double-neg100.0%
remove-double-neg100.0%
associate-*l/100.0%
*-lft-identity100.0%
sub-neg100.0%
distribute-lft-in100.0%
metadata-eval100.0%
metadata-eval100.0%
metadata-eval100.0%
Simplified100.0%
Taylor expanded in rand around 0 97.0%
Final simplification94.7%
(FPCore (a rand) :precision binary64 (if (or (<= rand -1.2e+57) (not (<= rand 1.55e+90))) (* rand (sqrt (- (* a 0.1111111111111111) 0.037037037037037035))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -1.2e+57) || !(rand <= 1.55e+90)) {
tmp = rand * sqrt(((a * 0.1111111111111111) - 0.037037037037037035));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: tmp
if ((rand <= (-1.2d+57)) .or. (.not. (rand <= 1.55d+90))) then
tmp = rand * sqrt(((a * 0.1111111111111111d0) - 0.037037037037037035d0))
else
tmp = a - 0.3333333333333333d0
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if ((rand <= -1.2e+57) || !(rand <= 1.55e+90)) {
tmp = rand * Math.sqrt(((a * 0.1111111111111111) - 0.037037037037037035));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -1.2e+57) or not (rand <= 1.55e+90): tmp = rand * math.sqrt(((a * 0.1111111111111111) - 0.037037037037037035)) else: tmp = a - 0.3333333333333333 return tmp
function code(a, rand) tmp = 0.0 if ((rand <= -1.2e+57) || !(rand <= 1.55e+90)) tmp = Float64(rand * sqrt(Float64(Float64(a * 0.1111111111111111) - 0.037037037037037035))); else tmp = Float64(a - 0.3333333333333333); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if ((rand <= -1.2e+57) || ~((rand <= 1.55e+90))) tmp = rand * sqrt(((a * 0.1111111111111111) - 0.037037037037037035)); else tmp = a - 0.3333333333333333; end tmp_2 = tmp; end
code[a_, rand_] := If[Or[LessEqual[rand, -1.2e+57], N[Not[LessEqual[rand, 1.55e+90]], $MachinePrecision]], N[(rand * N[Sqrt[N[(N[(a * 0.1111111111111111), $MachinePrecision] - 0.037037037037037035), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], N[(a - 0.3333333333333333), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -1.2 \cdot 10^{+57} \lor \neg \left(rand \leq 1.55 \cdot 10^{+90}\right):\\
\;\;\;\;rand \cdot \sqrt{a \cdot 0.1111111111111111 - 0.037037037037037035}\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -1.20000000000000002e57 or 1.54999999999999994e90 < rand Initial program 98.7%
sub-neg98.7%
metadata-eval98.7%
metadata-eval98.7%
*-commutative98.7%
sub-neg98.7%
metadata-eval98.7%
metadata-eval98.7%
Simplified98.7%
add-sqr-sqrt98.4%
sqrt-unprod98.7%
frac-times98.7%
metadata-eval98.7%
add-sqr-sqrt98.7%
*-commutative98.7%
distribute-rgt-in98.7%
metadata-eval98.7%
fma-def98.7%
Applied egg-rr98.7%
fma-def98.7%
metadata-eval98.7%
distribute-rgt-in98.7%
associate-/r*99.7%
metadata-eval99.7%
+-commutative99.7%
Simplified99.7%
Taylor expanded in rand around inf 91.2%
add-sqr-sqrt45.2%
sqrt-unprod24.2%
swap-sqr24.2%
metadata-eval24.2%
swap-sqr24.2%
add-sqr-sqrt24.2%
sub-neg24.2%
metadata-eval24.2%
Applied egg-rr24.2%
associate-*r*24.2%
*-commutative24.2%
+-commutative24.2%
distribute-rgt-in24.2%
metadata-eval24.2%
Simplified24.2%
Taylor expanded in rand around 0 91.3%
if -1.20000000000000002e57 < rand < 1.54999999999999994e90Initial program 100.0%
remove-double-neg100.0%
remove-double-neg100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
remove-double-neg100.0%
remove-double-neg100.0%
associate-*l/100.0%
*-lft-identity100.0%
sub-neg100.0%
distribute-lft-in100.0%
metadata-eval100.0%
metadata-eval100.0%
metadata-eval100.0%
Simplified100.0%
Taylor expanded in rand around 0 97.0%
Final simplification94.7%
(FPCore (a rand)
:precision binary64
(if (<= rand -1.2e+57)
(-
(* rand (* 0.3333333333333333 (sqrt (+ a -0.3333333333333333))))
0.3333333333333333)
(if (<= rand 6.2e+89)
(- a 0.3333333333333333)
(* rand (sqrt (- (* a 0.1111111111111111) 0.037037037037037035))))))
double code(double a, double rand) {
double tmp;
if (rand <= -1.2e+57) {
tmp = (rand * (0.3333333333333333 * sqrt((a + -0.3333333333333333)))) - 0.3333333333333333;
} else if (rand <= 6.2e+89) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * sqrt(((a * 0.1111111111111111) - 0.037037037037037035));
}
return tmp;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: tmp
if (rand <= (-1.2d+57)) then
tmp = (rand * (0.3333333333333333d0 * sqrt((a + (-0.3333333333333333d0))))) - 0.3333333333333333d0
else if (rand <= 6.2d+89) then
tmp = a - 0.3333333333333333d0
else
tmp = rand * sqrt(((a * 0.1111111111111111d0) - 0.037037037037037035d0))
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if (rand <= -1.2e+57) {
tmp = (rand * (0.3333333333333333 * Math.sqrt((a + -0.3333333333333333)))) - 0.3333333333333333;
} else if (rand <= 6.2e+89) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * Math.sqrt(((a * 0.1111111111111111) - 0.037037037037037035));
}
return tmp;
}
def code(a, rand): tmp = 0 if rand <= -1.2e+57: tmp = (rand * (0.3333333333333333 * math.sqrt((a + -0.3333333333333333)))) - 0.3333333333333333 elif rand <= 6.2e+89: tmp = a - 0.3333333333333333 else: tmp = rand * math.sqrt(((a * 0.1111111111111111) - 0.037037037037037035)) return tmp
function code(a, rand) tmp = 0.0 if (rand <= -1.2e+57) tmp = Float64(Float64(rand * Float64(0.3333333333333333 * sqrt(Float64(a + -0.3333333333333333)))) - 0.3333333333333333); elseif (rand <= 6.2e+89) tmp = Float64(a - 0.3333333333333333); else tmp = Float64(rand * sqrt(Float64(Float64(a * 0.1111111111111111) - 0.037037037037037035))); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if (rand <= -1.2e+57) tmp = (rand * (0.3333333333333333 * sqrt((a + -0.3333333333333333)))) - 0.3333333333333333; elseif (rand <= 6.2e+89) tmp = a - 0.3333333333333333; else tmp = rand * sqrt(((a * 0.1111111111111111) - 0.037037037037037035)); end tmp_2 = tmp; end
code[a_, rand_] := If[LessEqual[rand, -1.2e+57], N[(N[(rand * N[(0.3333333333333333 * N[Sqrt[N[(a + -0.3333333333333333), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] - 0.3333333333333333), $MachinePrecision], If[LessEqual[rand, 6.2e+89], N[(a - 0.3333333333333333), $MachinePrecision], N[(rand * N[Sqrt[N[(N[(a * 0.1111111111111111), $MachinePrecision] - 0.037037037037037035), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -1.2 \cdot 10^{+57}:\\
\;\;\;\;rand \cdot \left(0.3333333333333333 \cdot \sqrt{a + -0.3333333333333333}\right) - 0.3333333333333333\\
\mathbf{elif}\;rand \leq 6.2 \cdot 10^{+89}:\\
\;\;\;\;a - 0.3333333333333333\\
\mathbf{else}:\\
\;\;\;\;rand \cdot \sqrt{a \cdot 0.1111111111111111 - 0.037037037037037035}\\
\end{array}
\end{array}
if rand < -1.20000000000000002e57Initial program 97.8%
sub-neg97.8%
metadata-eval97.8%
metadata-eval97.8%
*-commutative97.8%
sub-neg97.8%
metadata-eval97.8%
metadata-eval97.8%
Simplified97.8%
add-sqr-sqrt97.5%
sqrt-unprod97.8%
frac-times97.8%
metadata-eval97.8%
add-sqr-sqrt97.8%
*-commutative97.8%
distribute-rgt-in97.8%
metadata-eval97.8%
fma-def97.8%
Applied egg-rr97.8%
fma-def97.8%
metadata-eval97.8%
distribute-rgt-in97.8%
associate-/r*99.6%
metadata-eval99.6%
+-commutative99.6%
Simplified99.6%
Taylor expanded in rand around 0 99.5%
Taylor expanded in rand around inf 88.4%
associate-*r*88.6%
sub-neg88.6%
metadata-eval88.6%
*-commutative88.6%
+-commutative88.6%
Simplified88.6%
if -1.20000000000000002e57 < rand < 6.2e89Initial program 100.0%
remove-double-neg100.0%
remove-double-neg100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
remove-double-neg100.0%
remove-double-neg100.0%
associate-*l/100.0%
*-lft-identity100.0%
sub-neg100.0%
distribute-lft-in100.0%
metadata-eval100.0%
metadata-eval100.0%
metadata-eval100.0%
Simplified100.0%
Taylor expanded in rand around 0 97.0%
if 6.2e89 < rand Initial program 99.7%
sub-neg99.7%
metadata-eval99.7%
metadata-eval99.7%
*-commutative99.7%
sub-neg99.7%
metadata-eval99.7%
metadata-eval99.7%
Simplified99.7%
add-sqr-sqrt99.5%
sqrt-unprod99.7%
frac-times99.7%
metadata-eval99.7%
add-sqr-sqrt99.7%
*-commutative99.7%
distribute-rgt-in99.7%
metadata-eval99.7%
fma-def99.7%
Applied egg-rr99.7%
fma-def99.7%
metadata-eval99.7%
distribute-rgt-in99.7%
associate-/r*99.7%
metadata-eval99.7%
+-commutative99.7%
Simplified99.7%
Taylor expanded in rand around inf 94.2%
add-sqr-sqrt94.0%
sqrt-unprod49.1%
swap-sqr49.1%
metadata-eval49.1%
swap-sqr49.1%
add-sqr-sqrt49.1%
sub-neg49.1%
metadata-eval49.1%
Applied egg-rr49.1%
associate-*r*49.1%
*-commutative49.1%
+-commutative49.1%
distribute-rgt-in49.1%
metadata-eval49.1%
Simplified49.1%
Taylor expanded in rand around 0 94.3%
Final simplification94.7%
(FPCore (a rand) :precision binary64 (* (+ a -0.3333333333333333) (+ 1.0 (* rand (sqrt (/ 0.1111111111111111 a))))))
double code(double a, double rand) {
return (a + -0.3333333333333333) * (1.0 + (rand * sqrt((0.1111111111111111 / a))));
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = (a + (-0.3333333333333333d0)) * (1.0d0 + (rand * sqrt((0.1111111111111111d0 / a))))
end function
public static double code(double a, double rand) {
return (a + -0.3333333333333333) * (1.0 + (rand * Math.sqrt((0.1111111111111111 / a))));
}
def code(a, rand): return (a + -0.3333333333333333) * (1.0 + (rand * math.sqrt((0.1111111111111111 / a))))
function code(a, rand) return Float64(Float64(a + -0.3333333333333333) * Float64(1.0 + Float64(rand * sqrt(Float64(0.1111111111111111 / a))))) end
function tmp = code(a, rand) tmp = (a + -0.3333333333333333) * (1.0 + (rand * sqrt((0.1111111111111111 / a)))); end
code[a_, rand_] := N[(N[(a + -0.3333333333333333), $MachinePrecision] * N[(1.0 + N[(rand * N[Sqrt[N[(0.1111111111111111 / a), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(a + -0.3333333333333333\right) \cdot \left(1 + rand \cdot \sqrt{\frac{0.1111111111111111}{a}}\right)
\end{array}
Initial program 99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
add-sqr-sqrt99.4%
sqrt-unprod99.5%
frac-times99.5%
metadata-eval99.5%
add-sqr-sqrt99.5%
*-commutative99.5%
distribute-rgt-in99.5%
metadata-eval99.5%
fma-def99.5%
Applied egg-rr99.5%
fma-def99.5%
metadata-eval99.5%
distribute-rgt-in99.5%
associate-/r*99.8%
metadata-eval99.8%
+-commutative99.8%
Simplified99.8%
Taylor expanded in a around inf 98.5%
Final simplification98.5%
(FPCore (a rand) :precision binary64 (- (+ a (* 0.3333333333333333 (* rand (sqrt (- a 0.3333333333333333))))) 0.3333333333333333))
double code(double a, double rand) {
return (a + (0.3333333333333333 * (rand * sqrt((a - 0.3333333333333333))))) - 0.3333333333333333;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = (a + (0.3333333333333333d0 * (rand * sqrt((a - 0.3333333333333333d0))))) - 0.3333333333333333d0
end function
public static double code(double a, double rand) {
return (a + (0.3333333333333333 * (rand * Math.sqrt((a - 0.3333333333333333))))) - 0.3333333333333333;
}
def code(a, rand): return (a + (0.3333333333333333 * (rand * math.sqrt((a - 0.3333333333333333))))) - 0.3333333333333333
function code(a, rand) return Float64(Float64(a + Float64(0.3333333333333333 * Float64(rand * sqrt(Float64(a - 0.3333333333333333))))) - 0.3333333333333333) end
function tmp = code(a, rand) tmp = (a + (0.3333333333333333 * (rand * sqrt((a - 0.3333333333333333))))) - 0.3333333333333333; end
code[a_, rand_] := N[(N[(a + N[(0.3333333333333333 * N[(rand * N[Sqrt[N[(a - 0.3333333333333333), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] - 0.3333333333333333), $MachinePrecision]
\begin{array}{l}
\\
\left(a + 0.3333333333333333 \cdot \left(rand \cdot \sqrt{a - 0.3333333333333333}\right)\right) - 0.3333333333333333
\end{array}
Initial program 99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
add-sqr-sqrt99.4%
sqrt-unprod99.5%
frac-times99.5%
metadata-eval99.5%
add-sqr-sqrt99.5%
*-commutative99.5%
distribute-rgt-in99.5%
metadata-eval99.5%
fma-def99.5%
Applied egg-rr99.5%
fma-def99.5%
metadata-eval99.5%
distribute-rgt-in99.5%
associate-/r*99.8%
metadata-eval99.8%
+-commutative99.8%
Simplified99.8%
Taylor expanded in rand around 0 99.8%
Final simplification99.8%
(FPCore (a rand) :precision binary64 (if (or (<= rand -1.2e+57) (not (<= rand 2.3e+85))) (* 0.3333333333333333 (* rand (sqrt a))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -1.2e+57) || !(rand <= 2.3e+85)) {
tmp = 0.3333333333333333 * (rand * sqrt(a));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: tmp
if ((rand <= (-1.2d+57)) .or. (.not. (rand <= 2.3d+85))) then
tmp = 0.3333333333333333d0 * (rand * sqrt(a))
else
tmp = a - 0.3333333333333333d0
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if ((rand <= -1.2e+57) || !(rand <= 2.3e+85)) {
tmp = 0.3333333333333333 * (rand * Math.sqrt(a));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -1.2e+57) or not (rand <= 2.3e+85): tmp = 0.3333333333333333 * (rand * math.sqrt(a)) else: tmp = a - 0.3333333333333333 return tmp
function code(a, rand) tmp = 0.0 if ((rand <= -1.2e+57) || !(rand <= 2.3e+85)) tmp = Float64(0.3333333333333333 * Float64(rand * sqrt(a))); else tmp = Float64(a - 0.3333333333333333); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if ((rand <= -1.2e+57) || ~((rand <= 2.3e+85))) tmp = 0.3333333333333333 * (rand * sqrt(a)); else tmp = a - 0.3333333333333333; end tmp_2 = tmp; end
code[a_, rand_] := If[Or[LessEqual[rand, -1.2e+57], N[Not[LessEqual[rand, 2.3e+85]], $MachinePrecision]], N[(0.3333333333333333 * N[(rand * N[Sqrt[a], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(a - 0.3333333333333333), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -1.2 \cdot 10^{+57} \lor \neg \left(rand \leq 2.3 \cdot 10^{+85}\right):\\
\;\;\;\;0.3333333333333333 \cdot \left(rand \cdot \sqrt{a}\right)\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -1.20000000000000002e57 or 2.2999999999999999e85 < rand Initial program 98.7%
remove-double-neg98.7%
remove-double-neg98.7%
sub-neg98.7%
metadata-eval98.7%
metadata-eval98.7%
remove-double-neg98.7%
remove-double-neg98.7%
associate-*l/98.7%
*-lft-identity98.7%
sub-neg98.7%
distribute-lft-in98.7%
metadata-eval98.7%
metadata-eval98.7%
metadata-eval98.7%
Simplified98.7%
Taylor expanded in rand around inf 75.6%
*-commutative75.6%
sub-neg75.6%
metadata-eval75.6%
metadata-eval75.6%
distribute-lft-in75.6%
associate-/r*76.6%
metadata-eval76.6%
+-commutative76.6%
sub-neg76.6%
metadata-eval76.6%
*-commutative76.6%
+-commutative76.6%
Simplified76.6%
Taylor expanded in a around inf 74.1%
Taylor expanded in a around inf 74.2%
Taylor expanded in rand around 0 88.5%
if -1.20000000000000002e57 < rand < 2.2999999999999999e85Initial program 100.0%
remove-double-neg100.0%
remove-double-neg100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
remove-double-neg100.0%
remove-double-neg100.0%
associate-*l/100.0%
*-lft-identity100.0%
sub-neg100.0%
distribute-lft-in100.0%
metadata-eval100.0%
metadata-eval100.0%
metadata-eval100.0%
Simplified100.0%
Taylor expanded in rand around 0 97.0%
Final simplification93.6%
(FPCore (a rand) :precision binary64 (if (or (<= rand -1.2e+57) (not (<= rand 1.3e+87))) (* rand (* 0.3333333333333333 (sqrt a))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -1.2e+57) || !(rand <= 1.3e+87)) {
tmp = rand * (0.3333333333333333 * sqrt(a));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: tmp
if ((rand <= (-1.2d+57)) .or. (.not. (rand <= 1.3d+87))) then
tmp = rand * (0.3333333333333333d0 * sqrt(a))
else
tmp = a - 0.3333333333333333d0
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if ((rand <= -1.2e+57) || !(rand <= 1.3e+87)) {
tmp = rand * (0.3333333333333333 * Math.sqrt(a));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -1.2e+57) or not (rand <= 1.3e+87): tmp = rand * (0.3333333333333333 * math.sqrt(a)) else: tmp = a - 0.3333333333333333 return tmp
function code(a, rand) tmp = 0.0 if ((rand <= -1.2e+57) || !(rand <= 1.3e+87)) tmp = Float64(rand * Float64(0.3333333333333333 * sqrt(a))); else tmp = Float64(a - 0.3333333333333333); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if ((rand <= -1.2e+57) || ~((rand <= 1.3e+87))) tmp = rand * (0.3333333333333333 * sqrt(a)); else tmp = a - 0.3333333333333333; end tmp_2 = tmp; end
code[a_, rand_] := If[Or[LessEqual[rand, -1.2e+57], N[Not[LessEqual[rand, 1.3e+87]], $MachinePrecision]], N[(rand * N[(0.3333333333333333 * N[Sqrt[a], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(a - 0.3333333333333333), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -1.2 \cdot 10^{+57} \lor \neg \left(rand \leq 1.3 \cdot 10^{+87}\right):\\
\;\;\;\;rand \cdot \left(0.3333333333333333 \cdot \sqrt{a}\right)\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -1.20000000000000002e57 or 1.29999999999999999e87 < rand Initial program 98.7%
remove-double-neg98.7%
remove-double-neg98.7%
sub-neg98.7%
metadata-eval98.7%
metadata-eval98.7%
remove-double-neg98.7%
remove-double-neg98.7%
associate-*l/98.7%
*-lft-identity98.7%
sub-neg98.7%
distribute-lft-in98.7%
metadata-eval98.7%
metadata-eval98.7%
metadata-eval98.7%
Simplified98.7%
Taylor expanded in rand around inf 75.6%
*-commutative75.6%
sub-neg75.6%
metadata-eval75.6%
metadata-eval75.6%
distribute-lft-in75.6%
associate-/r*76.6%
metadata-eval76.6%
+-commutative76.6%
sub-neg76.6%
metadata-eval76.6%
*-commutative76.6%
+-commutative76.6%
Simplified76.6%
Taylor expanded in a around inf 74.1%
Taylor expanded in a around inf 74.2%
Taylor expanded in rand around 0 88.5%
associate-*r*88.6%
*-commutative88.6%
Simplified88.6%
if -1.20000000000000002e57 < rand < 1.29999999999999999e87Initial program 100.0%
remove-double-neg100.0%
remove-double-neg100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
remove-double-neg100.0%
remove-double-neg100.0%
associate-*l/100.0%
*-lft-identity100.0%
sub-neg100.0%
distribute-lft-in100.0%
metadata-eval100.0%
metadata-eval100.0%
metadata-eval100.0%
Simplified100.0%
Taylor expanded in rand around 0 97.0%
Final simplification93.6%
(FPCore (a rand) :precision binary64 (- a 0.3333333333333333))
double code(double a, double rand) {
return a - 0.3333333333333333;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = a - 0.3333333333333333d0
end function
public static double code(double a, double rand) {
return a - 0.3333333333333333;
}
def code(a, rand): return a - 0.3333333333333333
function code(a, rand) return Float64(a - 0.3333333333333333) end
function tmp = code(a, rand) tmp = a - 0.3333333333333333; end
code[a_, rand_] := N[(a - 0.3333333333333333), $MachinePrecision]
\begin{array}{l}
\\
a - 0.3333333333333333
\end{array}
Initial program 99.5%
remove-double-neg99.5%
remove-double-neg99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
remove-double-neg99.5%
remove-double-neg99.5%
associate-*l/99.5%
*-lft-identity99.5%
sub-neg99.5%
distribute-lft-in99.5%
metadata-eval99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in rand around 0 61.9%
Final simplification61.9%
(FPCore (a rand) :precision binary64 a)
double code(double a, double rand) {
return a;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = a
end function
public static double code(double a, double rand) {
return a;
}
def code(a, rand): return a
function code(a, rand) return a end
function tmp = code(a, rand) tmp = a; end
code[a_, rand_] := a
\begin{array}{l}
\\
a
\end{array}
Initial program 99.5%
remove-double-neg99.5%
remove-double-neg99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
remove-double-neg99.5%
remove-double-neg99.5%
associate-*l/99.5%
*-lft-identity99.5%
sub-neg99.5%
distribute-lft-in99.5%
metadata-eval99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in a around inf 59.9%
Final simplification59.9%
herbie shell --seed 2023238
(FPCore (a rand)
:name "Octave 3.8, oct_fill_randg"
:precision binary64
(* (- a (/ 1.0 3.0)) (+ 1.0 (* (/ 1.0 (sqrt (* 9.0 (- a (/ 1.0 3.0))))) rand))))