
(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 13 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 (* rand (sqrt (* 0.1111111111111111 (+ a -0.3333333333333333)))))))
double code(double a, double rand) {
return a + (-0.3333333333333333 + (rand * sqrt((0.1111111111111111 * (a + -0.3333333333333333)))));
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = a + ((-0.3333333333333333d0) + (rand * sqrt((0.1111111111111111d0 * (a + (-0.3333333333333333d0))))))
end function
public static double code(double a, double rand) {
return a + (-0.3333333333333333 + (rand * Math.sqrt((0.1111111111111111 * (a + -0.3333333333333333)))));
}
def code(a, rand): return a + (-0.3333333333333333 + (rand * math.sqrt((0.1111111111111111 * (a + -0.3333333333333333)))))
function code(a, rand) return Float64(a + Float64(-0.3333333333333333 + Float64(rand * sqrt(Float64(0.1111111111111111 * Float64(a + -0.3333333333333333)))))) end
function tmp = code(a, rand) tmp = a + (-0.3333333333333333 + (rand * sqrt((0.1111111111111111 * (a + -0.3333333333333333))))); end
code[a_, rand_] := N[(a + N[(-0.3333333333333333 + N[(rand * N[Sqrt[N[(0.1111111111111111 * N[(a + -0.3333333333333333), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
a + \left(-0.3333333333333333 + rand \cdot \sqrt{0.1111111111111111 \cdot \left(a + -0.3333333333333333\right)}\right)
\end{array}
Initial program 99.5%
*-lft-identity99.5%
*-lft-identity99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in rand around 0 99.5%
associate--l+99.5%
associate-*r*99.7%
sub-neg99.7%
metadata-eval99.7%
+-commutative99.7%
Simplified99.7%
sub-neg99.7%
*-commutative99.7%
associate-*r*99.8%
add-sqr-sqrt99.7%
sqrt-unprod99.8%
*-commutative99.8%
*-commutative99.8%
swap-sqr99.8%
add-sqr-sqrt99.8%
+-commutative99.8%
metadata-eval99.8%
metadata-eval99.8%
Applied egg-rr99.8%
Final simplification99.8%
(FPCore (a rand) :precision binary64 (if (or (<= rand -1.55e+73) (not (<= rand 4.7e+48))) (* rand (sqrt (* 0.1111111111111111 (+ a -0.3333333333333333)))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -1.55e+73) || !(rand <= 4.7e+48)) {
tmp = rand * sqrt((0.1111111111111111 * (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 <= (-1.55d+73)) .or. (.not. (rand <= 4.7d+48))) then
tmp = rand * sqrt((0.1111111111111111d0 * (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 <= -1.55e+73) || !(rand <= 4.7e+48)) {
tmp = rand * Math.sqrt((0.1111111111111111 * (a + -0.3333333333333333)));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -1.55e+73) or not (rand <= 4.7e+48): tmp = rand * math.sqrt((0.1111111111111111 * (a + -0.3333333333333333))) else: tmp = a - 0.3333333333333333 return tmp
function code(a, rand) tmp = 0.0 if ((rand <= -1.55e+73) || !(rand <= 4.7e+48)) tmp = Float64(rand * sqrt(Float64(0.1111111111111111 * 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 <= -1.55e+73) || ~((rand <= 4.7e+48))) tmp = rand * sqrt((0.1111111111111111 * (a + -0.3333333333333333))); else tmp = a - 0.3333333333333333; end tmp_2 = tmp; end
code[a_, rand_] := If[Or[LessEqual[rand, -1.55e+73], N[Not[LessEqual[rand, 4.7e+48]], $MachinePrecision]], N[(rand * N[Sqrt[N[(0.1111111111111111 * N[(a + -0.3333333333333333), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], N[(a - 0.3333333333333333), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -1.55 \cdot 10^{+73} \lor \neg \left(rand \leq 4.7 \cdot 10^{+48}\right):\\
\;\;\;\;rand \cdot \sqrt{0.1111111111111111 \cdot \left(a + -0.3333333333333333\right)}\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -1.55e73 or 4.70000000000000012e48 < rand Initial program 98.8%
*-lft-identity98.8%
*-lft-identity98.8%
sub-neg98.8%
metadata-eval98.8%
metadata-eval98.8%
*-commutative98.8%
sub-neg98.8%
metadata-eval98.8%
metadata-eval98.8%
Simplified98.8%
Taylor expanded in rand around inf 90.6%
*-commutative90.6%
sub-neg90.6%
metadata-eval90.6%
associate-*l*91.2%
metadata-eval91.2%
sub-neg91.2%
*-commutative91.2%
sub-neg91.2%
metadata-eval91.2%
+-commutative91.2%
Simplified91.2%
pow191.2%
add-sqr-sqrt91.0%
sqrt-unprod91.2%
*-commutative91.2%
*-commutative91.2%
swap-sqr91.3%
add-sqr-sqrt91.4%
+-commutative91.4%
metadata-eval91.4%
Applied egg-rr91.4%
unpow191.4%
Simplified91.4%
if -1.55e73 < rand < 4.70000000000000012e48Initial program 100.0%
*-lft-identity100.0%
*-lft-identity100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
*-commutative100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
Simplified100.0%
Taylor expanded in rand around 0 95.2%
Final simplification93.6%
(FPCore (a rand)
:precision binary64
(if (<= rand -4e+73)
(* rand (sqrt (* 0.1111111111111111 (+ a -0.3333333333333333))))
(if (<= rand 5.1e+48)
(- a 0.3333333333333333)
(* rand (* 0.3333333333333333 (sqrt (+ a -0.3333333333333333)))))))
double code(double a, double rand) {
double tmp;
if (rand <= -4e+73) {
tmp = rand * sqrt((0.1111111111111111 * (a + -0.3333333333333333)));
} else if (rand <= 5.1e+48) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * (0.3333333333333333 * sqrt((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 <= (-4d+73)) then
tmp = rand * sqrt((0.1111111111111111d0 * (a + (-0.3333333333333333d0))))
else if (rand <= 5.1d+48) then
tmp = a - 0.3333333333333333d0
else
tmp = rand * (0.3333333333333333d0 * sqrt((a + (-0.3333333333333333d0))))
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if (rand <= -4e+73) {
tmp = rand * Math.sqrt((0.1111111111111111 * (a + -0.3333333333333333)));
} else if (rand <= 5.1e+48) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * (0.3333333333333333 * Math.sqrt((a + -0.3333333333333333)));
}
return tmp;
}
def code(a, rand): tmp = 0 if rand <= -4e+73: tmp = rand * math.sqrt((0.1111111111111111 * (a + -0.3333333333333333))) elif rand <= 5.1e+48: tmp = a - 0.3333333333333333 else: tmp = rand * (0.3333333333333333 * math.sqrt((a + -0.3333333333333333))) return tmp
function code(a, rand) tmp = 0.0 if (rand <= -4e+73) tmp = Float64(rand * sqrt(Float64(0.1111111111111111 * Float64(a + -0.3333333333333333)))); elseif (rand <= 5.1e+48) tmp = Float64(a - 0.3333333333333333); else tmp = Float64(rand * Float64(0.3333333333333333 * sqrt(Float64(a + -0.3333333333333333)))); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if (rand <= -4e+73) tmp = rand * sqrt((0.1111111111111111 * (a + -0.3333333333333333))); elseif (rand <= 5.1e+48) tmp = a - 0.3333333333333333; else tmp = rand * (0.3333333333333333 * sqrt((a + -0.3333333333333333))); end tmp_2 = tmp; end
code[a_, rand_] := If[LessEqual[rand, -4e+73], N[(rand * N[Sqrt[N[(0.1111111111111111 * N[(a + -0.3333333333333333), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], If[LessEqual[rand, 5.1e+48], N[(a - 0.3333333333333333), $MachinePrecision], N[(rand * N[(0.3333333333333333 * N[Sqrt[N[(a + -0.3333333333333333), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -4 \cdot 10^{+73}:\\
\;\;\;\;rand \cdot \sqrt{0.1111111111111111 \cdot \left(a + -0.3333333333333333\right)}\\
\mathbf{elif}\;rand \leq 5.1 \cdot 10^{+48}:\\
\;\;\;\;a - 0.3333333333333333\\
\mathbf{else}:\\
\;\;\;\;rand \cdot \left(0.3333333333333333 \cdot \sqrt{a + -0.3333333333333333}\right)\\
\end{array}
\end{array}
if rand < -3.99999999999999993e73Initial program 99.5%
*-lft-identity99.5%
*-lft-identity99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in rand around inf 91.9%
*-commutative91.9%
sub-neg91.9%
metadata-eval91.9%
associate-*l*93.3%
metadata-eval93.3%
sub-neg93.3%
*-commutative93.3%
sub-neg93.3%
metadata-eval93.3%
+-commutative93.3%
Simplified93.3%
pow193.3%
add-sqr-sqrt93.2%
sqrt-unprod93.3%
*-commutative93.3%
*-commutative93.3%
swap-sqr93.4%
add-sqr-sqrt93.6%
+-commutative93.6%
metadata-eval93.6%
Applied egg-rr93.6%
unpow193.6%
Simplified93.6%
if -3.99999999999999993e73 < rand < 5.0999999999999998e48Initial program 100.0%
*-lft-identity100.0%
*-lft-identity100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
*-commutative100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
Simplified100.0%
Taylor expanded in rand around 0 95.2%
if 5.0999999999999998e48 < rand Initial program 98.3%
*-lft-identity98.3%
*-lft-identity98.3%
sub-neg98.3%
metadata-eval98.3%
metadata-eval98.3%
*-commutative98.3%
sub-neg98.3%
metadata-eval98.3%
metadata-eval98.3%
Simplified98.3%
Taylor expanded in rand around inf 89.4%
*-commutative89.4%
sub-neg89.4%
metadata-eval89.4%
associate-*l*89.6%
metadata-eval89.6%
sub-neg89.6%
*-commutative89.6%
sub-neg89.6%
metadata-eval89.6%
+-commutative89.6%
Simplified89.6%
Final simplification93.6%
(FPCore (a rand)
:precision binary64
(if (<= rand -2.4e+73)
(* rand (sqrt (* a 0.1111111111111111)))
(if (<= rand 5.1e+48)
(- a 0.3333333333333333)
(* 0.3333333333333333 (* rand (sqrt (- a 0.3333333333333333)))))))
double code(double a, double rand) {
double tmp;
if (rand <= -2.4e+73) {
tmp = rand * sqrt((a * 0.1111111111111111));
} else if (rand <= 5.1e+48) {
tmp = a - 0.3333333333333333;
} else {
tmp = 0.3333333333333333 * (rand * sqrt((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 <= (-2.4d+73)) then
tmp = rand * sqrt((a * 0.1111111111111111d0))
else if (rand <= 5.1d+48) then
tmp = a - 0.3333333333333333d0
else
tmp = 0.3333333333333333d0 * (rand * sqrt((a - 0.3333333333333333d0)))
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if (rand <= -2.4e+73) {
tmp = rand * Math.sqrt((a * 0.1111111111111111));
} else if (rand <= 5.1e+48) {
tmp = a - 0.3333333333333333;
} else {
tmp = 0.3333333333333333 * (rand * Math.sqrt((a - 0.3333333333333333)));
}
return tmp;
}
def code(a, rand): tmp = 0 if rand <= -2.4e+73: tmp = rand * math.sqrt((a * 0.1111111111111111)) elif rand <= 5.1e+48: tmp = a - 0.3333333333333333 else: tmp = 0.3333333333333333 * (rand * math.sqrt((a - 0.3333333333333333))) return tmp
function code(a, rand) tmp = 0.0 if (rand <= -2.4e+73) tmp = Float64(rand * sqrt(Float64(a * 0.1111111111111111))); elseif (rand <= 5.1e+48) tmp = Float64(a - 0.3333333333333333); else tmp = Float64(0.3333333333333333 * Float64(rand * sqrt(Float64(a - 0.3333333333333333)))); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if (rand <= -2.4e+73) tmp = rand * sqrt((a * 0.1111111111111111)); elseif (rand <= 5.1e+48) tmp = a - 0.3333333333333333; else tmp = 0.3333333333333333 * (rand * sqrt((a - 0.3333333333333333))); end tmp_2 = tmp; end
code[a_, rand_] := If[LessEqual[rand, -2.4e+73], N[(rand * N[Sqrt[N[(a * 0.1111111111111111), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], If[LessEqual[rand, 5.1e+48], N[(a - 0.3333333333333333), $MachinePrecision], N[(0.3333333333333333 * N[(rand * N[Sqrt[N[(a - 0.3333333333333333), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -2.4 \cdot 10^{+73}:\\
\;\;\;\;rand \cdot \sqrt{a \cdot 0.1111111111111111}\\
\mathbf{elif}\;rand \leq 5.1 \cdot 10^{+48}:\\
\;\;\;\;a - 0.3333333333333333\\
\mathbf{else}:\\
\;\;\;\;0.3333333333333333 \cdot \left(rand \cdot \sqrt{a - 0.3333333333333333}\right)\\
\end{array}
\end{array}
if rand < -2.40000000000000002e73Initial program 99.5%
*-lft-identity99.5%
*-lft-identity99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in rand around inf 91.9%
*-commutative91.9%
sub-neg91.9%
metadata-eval91.9%
associate-*l*93.3%
metadata-eval93.3%
sub-neg93.3%
*-commutative93.3%
sub-neg93.3%
metadata-eval93.3%
+-commutative93.3%
Simplified93.3%
pow193.3%
add-sqr-sqrt93.2%
sqrt-unprod93.3%
*-commutative93.3%
*-commutative93.3%
swap-sqr93.4%
add-sqr-sqrt93.6%
+-commutative93.6%
metadata-eval93.6%
Applied egg-rr93.6%
unpow193.6%
Simplified93.6%
Taylor expanded in a around inf 92.6%
if -2.40000000000000002e73 < rand < 5.0999999999999998e48Initial program 100.0%
*-lft-identity100.0%
*-lft-identity100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
*-commutative100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
Simplified100.0%
Taylor expanded in rand around 0 95.2%
if 5.0999999999999998e48 < rand Initial program 98.3%
*-lft-identity98.3%
*-lft-identity98.3%
sub-neg98.3%
metadata-eval98.3%
metadata-eval98.3%
*-commutative98.3%
sub-neg98.3%
metadata-eval98.3%
metadata-eval98.3%
Simplified98.3%
Taylor expanded in rand around inf 89.4%
Final simplification93.3%
(FPCore (a rand) :precision binary64 (if (or (<= rand -1.7e+74) (not (<= rand 5.1e+48))) (* rand (sqrt (* a 0.1111111111111111))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -1.7e+74) || !(rand <= 5.1e+48)) {
tmp = rand * sqrt((a * 0.1111111111111111));
} 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 <= (-1.7d+74)) .or. (.not. (rand <= 5.1d+48))) then
tmp = rand * sqrt((a * 0.1111111111111111d0))
else
tmp = a - 0.3333333333333333d0
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if ((rand <= -1.7e+74) || !(rand <= 5.1e+48)) {
tmp = rand * Math.sqrt((a * 0.1111111111111111));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -1.7e+74) or not (rand <= 5.1e+48): tmp = rand * math.sqrt((a * 0.1111111111111111)) else: tmp = a - 0.3333333333333333 return tmp
function code(a, rand) tmp = 0.0 if ((rand <= -1.7e+74) || !(rand <= 5.1e+48)) tmp = Float64(rand * sqrt(Float64(a * 0.1111111111111111))); else tmp = Float64(a - 0.3333333333333333); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if ((rand <= -1.7e+74) || ~((rand <= 5.1e+48))) tmp = rand * sqrt((a * 0.1111111111111111)); else tmp = a - 0.3333333333333333; end tmp_2 = tmp; end
code[a_, rand_] := If[Or[LessEqual[rand, -1.7e+74], N[Not[LessEqual[rand, 5.1e+48]], $MachinePrecision]], N[(rand * N[Sqrt[N[(a * 0.1111111111111111), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], N[(a - 0.3333333333333333), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -1.7 \cdot 10^{+74} \lor \neg \left(rand \leq 5.1 \cdot 10^{+48}\right):\\
\;\;\;\;rand \cdot \sqrt{a \cdot 0.1111111111111111}\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -1.7e74 or 5.0999999999999998e48 < rand Initial program 98.8%
*-lft-identity98.8%
*-lft-identity98.8%
sub-neg98.8%
metadata-eval98.8%
metadata-eval98.8%
*-commutative98.8%
sub-neg98.8%
metadata-eval98.8%
metadata-eval98.8%
Simplified98.8%
Taylor expanded in rand around inf 90.6%
*-commutative90.6%
sub-neg90.6%
metadata-eval90.6%
associate-*l*91.2%
metadata-eval91.2%
sub-neg91.2%
*-commutative91.2%
sub-neg91.2%
metadata-eval91.2%
+-commutative91.2%
Simplified91.2%
pow191.2%
add-sqr-sqrt91.0%
sqrt-unprod91.2%
*-commutative91.2%
*-commutative91.2%
swap-sqr91.3%
add-sqr-sqrt91.4%
+-commutative91.4%
metadata-eval91.4%
Applied egg-rr91.4%
unpow191.4%
Simplified91.4%
Taylor expanded in a around inf 88.4%
if -1.7e74 < rand < 5.0999999999999998e48Initial program 100.0%
*-lft-identity100.0%
*-lft-identity100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
*-commutative100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
Simplified100.0%
Taylor expanded in rand around 0 95.2%
Final simplification92.3%
(FPCore (a rand) :precision binary64 (if (or (<= rand -4e+73) (not (<= rand 5.1e+48))) (* 0.3333333333333333 (* rand (sqrt a))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -4e+73) || !(rand <= 5.1e+48)) {
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 <= (-4d+73)) .or. (.not. (rand <= 5.1d+48))) 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 <= -4e+73) || !(rand <= 5.1e+48)) {
tmp = 0.3333333333333333 * (rand * Math.sqrt(a));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -4e+73) or not (rand <= 5.1e+48): tmp = 0.3333333333333333 * (rand * math.sqrt(a)) else: tmp = a - 0.3333333333333333 return tmp
function code(a, rand) tmp = 0.0 if ((rand <= -4e+73) || !(rand <= 5.1e+48)) 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 <= -4e+73) || ~((rand <= 5.1e+48))) tmp = 0.3333333333333333 * (rand * sqrt(a)); else tmp = a - 0.3333333333333333; end tmp_2 = tmp; end
code[a_, rand_] := If[Or[LessEqual[rand, -4e+73], N[Not[LessEqual[rand, 5.1e+48]], $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 -4 \cdot 10^{+73} \lor \neg \left(rand \leq 5.1 \cdot 10^{+48}\right):\\
\;\;\;\;0.3333333333333333 \cdot \left(rand \cdot \sqrt{a}\right)\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -3.99999999999999993e73 or 5.0999999999999998e48 < rand Initial program 98.8%
*-lft-identity98.8%
*-lft-identity98.8%
sub-neg98.8%
metadata-eval98.8%
metadata-eval98.8%
*-commutative98.8%
sub-neg98.8%
metadata-eval98.8%
metadata-eval98.8%
Simplified98.8%
Taylor expanded in rand around inf 90.6%
*-commutative90.6%
sub-neg90.6%
metadata-eval90.6%
associate-*l*91.2%
metadata-eval91.2%
sub-neg91.2%
*-commutative91.2%
sub-neg91.2%
metadata-eval91.2%
+-commutative91.2%
Simplified91.2%
Taylor expanded in a around inf 87.6%
if -3.99999999999999993e73 < rand < 5.0999999999999998e48Initial program 100.0%
*-lft-identity100.0%
*-lft-identity100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
*-commutative100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
Simplified100.0%
Taylor expanded in rand around 0 95.2%
Final simplification92.0%
(FPCore (a rand)
:precision binary64
(if (<= rand -5.8e+72)
(* rand (sqrt (* a 0.1111111111111111)))
(if (<= rand 5.1e+48)
(- a 0.3333333333333333)
(* rand (* (sqrt a) 0.3333333333333333)))))
double code(double a, double rand) {
double tmp;
if (rand <= -5.8e+72) {
tmp = rand * sqrt((a * 0.1111111111111111));
} else if (rand <= 5.1e+48) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * (sqrt(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 <= (-5.8d+72)) then
tmp = rand * sqrt((a * 0.1111111111111111d0))
else if (rand <= 5.1d+48) then
tmp = a - 0.3333333333333333d0
else
tmp = rand * (sqrt(a) * 0.3333333333333333d0)
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if (rand <= -5.8e+72) {
tmp = rand * Math.sqrt((a * 0.1111111111111111));
} else if (rand <= 5.1e+48) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * (Math.sqrt(a) * 0.3333333333333333);
}
return tmp;
}
def code(a, rand): tmp = 0 if rand <= -5.8e+72: tmp = rand * math.sqrt((a * 0.1111111111111111)) elif rand <= 5.1e+48: tmp = a - 0.3333333333333333 else: tmp = rand * (math.sqrt(a) * 0.3333333333333333) return tmp
function code(a, rand) tmp = 0.0 if (rand <= -5.8e+72) tmp = Float64(rand * sqrt(Float64(a * 0.1111111111111111))); elseif (rand <= 5.1e+48) tmp = Float64(a - 0.3333333333333333); else tmp = Float64(rand * Float64(sqrt(a) * 0.3333333333333333)); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if (rand <= -5.8e+72) tmp = rand * sqrt((a * 0.1111111111111111)); elseif (rand <= 5.1e+48) tmp = a - 0.3333333333333333; else tmp = rand * (sqrt(a) * 0.3333333333333333); end tmp_2 = tmp; end
code[a_, rand_] := If[LessEqual[rand, -5.8e+72], N[(rand * N[Sqrt[N[(a * 0.1111111111111111), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], If[LessEqual[rand, 5.1e+48], N[(a - 0.3333333333333333), $MachinePrecision], N[(rand * N[(N[Sqrt[a], $MachinePrecision] * 0.3333333333333333), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -5.8 \cdot 10^{+72}:\\
\;\;\;\;rand \cdot \sqrt{a \cdot 0.1111111111111111}\\
\mathbf{elif}\;rand \leq 5.1 \cdot 10^{+48}:\\
\;\;\;\;a - 0.3333333333333333\\
\mathbf{else}:\\
\;\;\;\;rand \cdot \left(\sqrt{a} \cdot 0.3333333333333333\right)\\
\end{array}
\end{array}
if rand < -5.80000000000000034e72Initial program 99.5%
*-lft-identity99.5%
*-lft-identity99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in rand around inf 91.9%
*-commutative91.9%
sub-neg91.9%
metadata-eval91.9%
associate-*l*93.3%
metadata-eval93.3%
sub-neg93.3%
*-commutative93.3%
sub-neg93.3%
metadata-eval93.3%
+-commutative93.3%
Simplified93.3%
pow193.3%
add-sqr-sqrt93.2%
sqrt-unprod93.3%
*-commutative93.3%
*-commutative93.3%
swap-sqr93.4%
add-sqr-sqrt93.6%
+-commutative93.6%
metadata-eval93.6%
Applied egg-rr93.6%
unpow193.6%
Simplified93.6%
Taylor expanded in a around inf 92.6%
if -5.80000000000000034e72 < rand < 5.0999999999999998e48Initial program 100.0%
*-lft-identity100.0%
*-lft-identity100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
*-commutative100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
Simplified100.0%
Taylor expanded in rand around 0 95.2%
if 5.0999999999999998e48 < rand Initial program 98.3%
*-lft-identity98.3%
*-lft-identity98.3%
sub-neg98.3%
metadata-eval98.3%
metadata-eval98.3%
*-commutative98.3%
sub-neg98.3%
metadata-eval98.3%
metadata-eval98.3%
Simplified98.3%
Taylor expanded in rand around inf 89.4%
*-commutative89.4%
sub-neg89.4%
metadata-eval89.4%
associate-*l*89.6%
metadata-eval89.6%
sub-neg89.6%
*-commutative89.6%
sub-neg89.6%
metadata-eval89.6%
+-commutative89.6%
Simplified89.6%
Taylor expanded in a around inf 85.1%
Final simplification92.3%
(FPCore (a rand) :precision binary64 (+ a (+ -0.3333333333333333 (* rand (sqrt (* a 0.1111111111111111))))))
double code(double a, double rand) {
return a + (-0.3333333333333333 + (rand * sqrt((a * 0.1111111111111111))));
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = a + ((-0.3333333333333333d0) + (rand * sqrt((a * 0.1111111111111111d0))))
end function
public static double code(double a, double rand) {
return a + (-0.3333333333333333 + (rand * Math.sqrt((a * 0.1111111111111111))));
}
def code(a, rand): return a + (-0.3333333333333333 + (rand * math.sqrt((a * 0.1111111111111111))))
function code(a, rand) return Float64(a + Float64(-0.3333333333333333 + Float64(rand * sqrt(Float64(a * 0.1111111111111111))))) end
function tmp = code(a, rand) tmp = a + (-0.3333333333333333 + (rand * sqrt((a * 0.1111111111111111)))); end
code[a_, rand_] := N[(a + N[(-0.3333333333333333 + N[(rand * N[Sqrt[N[(a * 0.1111111111111111), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
a + \left(-0.3333333333333333 + rand \cdot \sqrt{a \cdot 0.1111111111111111}\right)
\end{array}
Initial program 99.5%
*-lft-identity99.5%
*-lft-identity99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in rand around 0 99.5%
associate--l+99.5%
associate-*r*99.7%
sub-neg99.7%
metadata-eval99.7%
+-commutative99.7%
Simplified99.7%
sub-neg99.7%
*-commutative99.7%
associate-*r*99.8%
add-sqr-sqrt99.7%
sqrt-unprod99.8%
*-commutative99.8%
*-commutative99.8%
swap-sqr99.8%
add-sqr-sqrt99.8%
+-commutative99.8%
metadata-eval99.8%
metadata-eval99.8%
Applied egg-rr99.8%
Taylor expanded in a around inf 98.6%
Final simplification98.6%
(FPCore (a rand) :precision binary64 (* a (+ 1.0 (/ (/ rand 3.0) (sqrt a)))))
double code(double a, double rand) {
return a * (1.0 + ((rand / 3.0) / sqrt(a)));
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = a * (1.0d0 + ((rand / 3.0d0) / sqrt(a)))
end function
public static double code(double a, double rand) {
return a * (1.0 + ((rand / 3.0) / Math.sqrt(a)));
}
def code(a, rand): return a * (1.0 + ((rand / 3.0) / math.sqrt(a)))
function code(a, rand) return Float64(a * Float64(1.0 + Float64(Float64(rand / 3.0) / sqrt(a)))) end
function tmp = code(a, rand) tmp = a * (1.0 + ((rand / 3.0) / sqrt(a))); end
code[a_, rand_] := N[(a * N[(1.0 + N[(N[(rand / 3.0), $MachinePrecision] / N[Sqrt[a], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
a \cdot \left(1 + \frac{\frac{rand}{3}}{\sqrt{a}}\right)
\end{array}
Initial program 99.5%
*-lft-identity99.5%
*-lft-identity99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in a around inf 98.1%
sqrt-div98.1%
metadata-eval98.1%
Applied egg-rr98.1%
*-commutative98.1%
associate-*l/98.1%
*-un-lft-identity98.1%
associate-*l/98.1%
Applied egg-rr98.1%
metadata-eval98.1%
div-inv98.1%
Applied egg-rr98.1%
(FPCore (a rand) :precision binary64 (* a (+ 1.0 (/ (* rand 0.3333333333333333) (sqrt a)))))
double code(double a, double rand) {
return a * (1.0 + ((rand * 0.3333333333333333) / sqrt(a)));
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = a * (1.0d0 + ((rand * 0.3333333333333333d0) / sqrt(a)))
end function
public static double code(double a, double rand) {
return a * (1.0 + ((rand * 0.3333333333333333) / Math.sqrt(a)));
}
def code(a, rand): return a * (1.0 + ((rand * 0.3333333333333333) / math.sqrt(a)))
function code(a, rand) return Float64(a * Float64(1.0 + Float64(Float64(rand * 0.3333333333333333) / sqrt(a)))) end
function tmp = code(a, rand) tmp = a * (1.0 + ((rand * 0.3333333333333333) / sqrt(a))); end
code[a_, rand_] := N[(a * N[(1.0 + N[(N[(rand * 0.3333333333333333), $MachinePrecision] / N[Sqrt[a], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
a \cdot \left(1 + \frac{rand \cdot 0.3333333333333333}{\sqrt{a}}\right)
\end{array}
Initial program 99.5%
*-lft-identity99.5%
*-lft-identity99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in a around inf 98.1%
pow198.1%
*-commutative98.1%
sqrt-div98.1%
metadata-eval98.1%
un-div-inv98.1%
Applied egg-rr98.1%
unpow198.1%
associate-*r/98.1%
Simplified98.1%
Final simplification98.1%
(FPCore (a rand) :precision binary64 (+ a (* 0.3333333333333333 (* rand (sqrt a)))))
double code(double a, double rand) {
return a + (0.3333333333333333 * (rand * sqrt(a)));
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = a + (0.3333333333333333d0 * (rand * sqrt(a)))
end function
public static double code(double a, double rand) {
return a + (0.3333333333333333 * (rand * Math.sqrt(a)));
}
def code(a, rand): return a + (0.3333333333333333 * (rand * math.sqrt(a)))
function code(a, rand) return Float64(a + Float64(0.3333333333333333 * Float64(rand * sqrt(a)))) end
function tmp = code(a, rand) tmp = a + (0.3333333333333333 * (rand * sqrt(a))); end
code[a_, rand_] := N[(a + N[(0.3333333333333333 * N[(rand * N[Sqrt[a], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
a + 0.3333333333333333 \cdot \left(rand \cdot \sqrt{a}\right)
\end{array}
Initial program 99.5%
*-lft-identity99.5%
*-lft-identity99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in a around inf 98.1%
Taylor expanded in a around 0 97.8%
Final simplification97.8%
(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%
*-lft-identity99.5%
*-lft-identity99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in rand around 0 59.3%
(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%
*-lft-identity99.5%
*-lft-identity99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in a around inf 98.1%
Taylor expanded in rand around 0 58.9%
herbie shell --seed 2024102
(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))))