
(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 9 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 (+ (+ -0.3333333333333333 a) (/ (+ -0.3333333333333333 a) (/ (sqrt (fma a 9.0 -3.0)) rand))))
double code(double a, double rand) {
return (-0.3333333333333333 + a) + ((-0.3333333333333333 + a) / (sqrt(fma(a, 9.0, -3.0)) / rand));
}
function code(a, rand) return Float64(Float64(-0.3333333333333333 + a) + Float64(Float64(-0.3333333333333333 + a) / Float64(sqrt(fma(a, 9.0, -3.0)) / rand))) end
code[a_, rand_] := N[(N[(-0.3333333333333333 + a), $MachinePrecision] + N[(N[(-0.3333333333333333 + a), $MachinePrecision] / N[(N[Sqrt[N[(a * 9.0 + -3.0), $MachinePrecision]], $MachinePrecision] / rand), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(-0.3333333333333333 + a\right) + \frac{-0.3333333333333333 + a}{\frac{\sqrt{\mathsf{fma}\left(a, 9, -3\right)}}{rand}}
\end{array}
Initial program 99.8%
*-lft-identity99.8%
*-lft-identity99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
associate-*l/99.9%
*-lft-identity99.9%
sub-neg99.9%
distribute-lft-in99.9%
metadata-eval99.9%
metadata-eval99.9%
metadata-eval99.9%
Simplified99.9%
distribute-rgt-in99.9%
*-un-lft-identity99.9%
associate-+l+99.9%
*-commutative99.9%
associate-*r/85.9%
*-commutative85.9%
fma-undefine85.9%
Applied egg-rr85.9%
associate-+r+85.9%
+-commutative85.9%
associate-/l*99.9%
+-commutative99.9%
Simplified99.9%
Final simplification99.9%
(FPCore (a rand) :precision binary64 (if (or (<= rand -9e+93) (not (<= rand 1.52e+63))) (* 0.3333333333333333 (* rand (sqrt (- a 0.3333333333333333)))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -9e+93) || !(rand <= 1.52e+63)) {
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 <= (-9d+93)) .or. (.not. (rand <= 1.52d+63))) 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 <= -9e+93) || !(rand <= 1.52e+63)) {
tmp = 0.3333333333333333 * (rand * Math.sqrt((a - 0.3333333333333333)));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -9e+93) or not (rand <= 1.52e+63): 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 <= -9e+93) || !(rand <= 1.52e+63)) 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 <= -9e+93) || ~((rand <= 1.52e+63))) 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, -9e+93], N[Not[LessEqual[rand, 1.52e+63]], $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 -9 \cdot 10^{+93} \lor \neg \left(rand \leq 1.52 \cdot 10^{+63}\right):\\
\;\;\;\;0.3333333333333333 \cdot \left(rand \cdot \sqrt{a - 0.3333333333333333}\right)\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -8.99999999999999981e93 or 1.51999999999999993e63 < rand Initial program 99.4%
*-lft-identity99.4%
*-lft-identity99.4%
sub-neg99.4%
metadata-eval99.4%
metadata-eval99.4%
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 inf 65.1%
*-commutative65.1%
sub-neg65.1%
metadata-eval65.1%
metadata-eval65.1%
distribute-lft-in65.1%
associate-/r*65.0%
metadata-eval65.0%
+-commutative65.0%
sub-neg65.0%
metadata-eval65.0%
+-commutative65.0%
Simplified65.0%
Taylor expanded in rand around 0 97.3%
if -8.99999999999999981e93 < rand < 1.51999999999999993e63Initial program 100.0%
*-lft-identity100.0%
*-lft-identity100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
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 98.4%
Final simplification98.1%
(FPCore (a rand) :precision binary64 (if (or (<= rand -9e+92) (not (<= rand 1.52e+63))) (* (sqrt (+ -0.3333333333333333 a)) (* rand 0.3333333333333333)) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -9e+92) || !(rand <= 1.52e+63)) {
tmp = sqrt((-0.3333333333333333 + a)) * (rand * 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 <= (-9d+92)) .or. (.not. (rand <= 1.52d+63))) then
tmp = sqrt(((-0.3333333333333333d0) + a)) * (rand * 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 <= -9e+92) || !(rand <= 1.52e+63)) {
tmp = Math.sqrt((-0.3333333333333333 + a)) * (rand * 0.3333333333333333);
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -9e+92) or not (rand <= 1.52e+63): tmp = math.sqrt((-0.3333333333333333 + a)) * (rand * 0.3333333333333333) else: tmp = a - 0.3333333333333333 return tmp
function code(a, rand) tmp = 0.0 if ((rand <= -9e+92) || !(rand <= 1.52e+63)) tmp = Float64(sqrt(Float64(-0.3333333333333333 + a)) * Float64(rand * 0.3333333333333333)); else tmp = Float64(a - 0.3333333333333333); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if ((rand <= -9e+92) || ~((rand <= 1.52e+63))) tmp = sqrt((-0.3333333333333333 + a)) * (rand * 0.3333333333333333); else tmp = a - 0.3333333333333333; end tmp_2 = tmp; end
code[a_, rand_] := If[Or[LessEqual[rand, -9e+92], N[Not[LessEqual[rand, 1.52e+63]], $MachinePrecision]], N[(N[Sqrt[N[(-0.3333333333333333 + a), $MachinePrecision]], $MachinePrecision] * N[(rand * 0.3333333333333333), $MachinePrecision]), $MachinePrecision], N[(a - 0.3333333333333333), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -9 \cdot 10^{+92} \lor \neg \left(rand \leq 1.52 \cdot 10^{+63}\right):\\
\;\;\;\;\sqrt{-0.3333333333333333 + a} \cdot \left(rand \cdot 0.3333333333333333\right)\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -8.9999999999999998e92 or 1.51999999999999993e63 < rand Initial program 99.4%
*-lft-identity99.4%
*-lft-identity99.4%
sub-neg99.4%
metadata-eval99.4%
metadata-eval99.4%
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 inf 65.1%
*-commutative65.1%
sub-neg65.1%
metadata-eval65.1%
metadata-eval65.1%
distribute-lft-in65.1%
associate-/r*65.0%
metadata-eval65.0%
+-commutative65.0%
sub-neg65.0%
metadata-eval65.0%
+-commutative65.0%
Simplified65.0%
Taylor expanded in rand around 0 97.3%
associate-*r*97.4%
*-commutative97.4%
sub-neg97.4%
metadata-eval97.4%
+-commutative97.4%
Simplified97.4%
if -8.9999999999999998e92 < rand < 1.51999999999999993e63Initial program 100.0%
*-lft-identity100.0%
*-lft-identity100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
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 98.4%
Final simplification98.1%
(FPCore (a rand) :precision binary64 (if (or (<= rand -1.1e+90) (not (<= rand 4e+63))) (* (sqrt (+ -0.3333333333333333 a)) (/ rand 3.0)) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -1.1e+90) || !(rand <= 4e+63)) {
tmp = sqrt((-0.3333333333333333 + a)) * (rand / 3.0);
} 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 <= (-1.1d+90)) .or. (.not. (rand <= 4d+63))) then
tmp = sqrt(((-0.3333333333333333d0) + a)) * (rand / 3.0d0)
else
tmp = a - 0.3333333333333333d0
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if ((rand <= -1.1e+90) || !(rand <= 4e+63)) {
tmp = Math.sqrt((-0.3333333333333333 + a)) * (rand / 3.0);
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -1.1e+90) or not (rand <= 4e+63): tmp = math.sqrt((-0.3333333333333333 + a)) * (rand / 3.0) else: tmp = a - 0.3333333333333333 return tmp
function code(a, rand) tmp = 0.0 if ((rand <= -1.1e+90) || !(rand <= 4e+63)) tmp = Float64(sqrt(Float64(-0.3333333333333333 + a)) * Float64(rand / 3.0)); else tmp = Float64(a - 0.3333333333333333); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if ((rand <= -1.1e+90) || ~((rand <= 4e+63))) tmp = sqrt((-0.3333333333333333 + a)) * (rand / 3.0); else tmp = a - 0.3333333333333333; end tmp_2 = tmp; end
code[a_, rand_] := If[Or[LessEqual[rand, -1.1e+90], N[Not[LessEqual[rand, 4e+63]], $MachinePrecision]], N[(N[Sqrt[N[(-0.3333333333333333 + a), $MachinePrecision]], $MachinePrecision] * N[(rand / 3.0), $MachinePrecision]), $MachinePrecision], N[(a - 0.3333333333333333), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -1.1 \cdot 10^{+90} \lor \neg \left(rand \leq 4 \cdot 10^{+63}\right):\\
\;\;\;\;\sqrt{-0.3333333333333333 + a} \cdot \frac{rand}{3}\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -1.09999999999999995e90 or 4.00000000000000023e63 < rand Initial program 99.4%
*-lft-identity99.4%
*-lft-identity99.4%
sub-neg99.4%
metadata-eval99.4%
metadata-eval99.4%
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 inf 65.1%
*-commutative65.1%
sub-neg65.1%
metadata-eval65.1%
metadata-eval65.1%
distribute-lft-in65.1%
associate-/r*65.0%
metadata-eval65.0%
+-commutative65.0%
sub-neg65.0%
metadata-eval65.0%
+-commutative65.0%
Simplified65.0%
associate-*r*97.3%
sqrt-div97.1%
metadata-eval97.1%
associate-*l/97.2%
associate-*r/97.2%
metadata-eval97.2%
times-frac97.3%
*-un-lft-identity97.3%
+-commutative97.3%
associate-/l/97.3%
associate-*l/97.2%
+-commutative97.2%
Applied egg-rr97.2%
Taylor expanded in rand around 0 97.4%
associate-/l*97.4%
sub-neg97.4%
metadata-eval97.4%
associate-/r/97.4%
Applied egg-rr97.4%
if -1.09999999999999995e90 < rand < 4.00000000000000023e63Initial program 100.0%
*-lft-identity100.0%
*-lft-identity100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
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 98.4%
Final simplification98.1%
(FPCore (a rand)
:precision binary64
(let* ((t_0 (sqrt (+ -0.3333333333333333 a))))
(if (<= rand -4.1e+95)
(/ t_0 (/ 3.0 rand))
(if (<= rand 9.4e+60) (- a 0.3333333333333333) (* t_0 (/ rand 3.0))))))
double code(double a, double rand) {
double t_0 = sqrt((-0.3333333333333333 + a));
double tmp;
if (rand <= -4.1e+95) {
tmp = t_0 / (3.0 / rand);
} else if (rand <= 9.4e+60) {
tmp = a - 0.3333333333333333;
} else {
tmp = t_0 * (rand / 3.0);
}
return tmp;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: t_0
real(8) :: tmp
t_0 = sqrt(((-0.3333333333333333d0) + a))
if (rand <= (-4.1d+95)) then
tmp = t_0 / (3.0d0 / rand)
else if (rand <= 9.4d+60) then
tmp = a - 0.3333333333333333d0
else
tmp = t_0 * (rand / 3.0d0)
end if
code = tmp
end function
public static double code(double a, double rand) {
double t_0 = Math.sqrt((-0.3333333333333333 + a));
double tmp;
if (rand <= -4.1e+95) {
tmp = t_0 / (3.0 / rand);
} else if (rand <= 9.4e+60) {
tmp = a - 0.3333333333333333;
} else {
tmp = t_0 * (rand / 3.0);
}
return tmp;
}
def code(a, rand): t_0 = math.sqrt((-0.3333333333333333 + a)) tmp = 0 if rand <= -4.1e+95: tmp = t_0 / (3.0 / rand) elif rand <= 9.4e+60: tmp = a - 0.3333333333333333 else: tmp = t_0 * (rand / 3.0) return tmp
function code(a, rand) t_0 = sqrt(Float64(-0.3333333333333333 + a)) tmp = 0.0 if (rand <= -4.1e+95) tmp = Float64(t_0 / Float64(3.0 / rand)); elseif (rand <= 9.4e+60) tmp = Float64(a - 0.3333333333333333); else tmp = Float64(t_0 * Float64(rand / 3.0)); end return tmp end
function tmp_2 = code(a, rand) t_0 = sqrt((-0.3333333333333333 + a)); tmp = 0.0; if (rand <= -4.1e+95) tmp = t_0 / (3.0 / rand); elseif (rand <= 9.4e+60) tmp = a - 0.3333333333333333; else tmp = t_0 * (rand / 3.0); end tmp_2 = tmp; end
code[a_, rand_] := Block[{t$95$0 = N[Sqrt[N[(-0.3333333333333333 + a), $MachinePrecision]], $MachinePrecision]}, If[LessEqual[rand, -4.1e+95], N[(t$95$0 / N[(3.0 / rand), $MachinePrecision]), $MachinePrecision], If[LessEqual[rand, 9.4e+60], N[(a - 0.3333333333333333), $MachinePrecision], N[(t$95$0 * N[(rand / 3.0), $MachinePrecision]), $MachinePrecision]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \sqrt{-0.3333333333333333 + a}\\
\mathbf{if}\;rand \leq -4.1 \cdot 10^{+95}:\\
\;\;\;\;\frac{t\_0}{\frac{3}{rand}}\\
\mathbf{elif}\;rand \leq 9.4 \cdot 10^{+60}:\\
\;\;\;\;a - 0.3333333333333333\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \frac{rand}{3}\\
\end{array}
\end{array}
if rand < -4.09999999999999986e95Initial program 99.5%
*-lft-identity99.5%
*-lft-identity99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
associate-*l/99.6%
*-lft-identity99.6%
sub-neg99.6%
distribute-lft-in99.6%
metadata-eval99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Taylor expanded in rand around inf 70.4%
*-commutative70.4%
sub-neg70.4%
metadata-eval70.4%
metadata-eval70.4%
distribute-lft-in70.4%
associate-/r*70.3%
metadata-eval70.3%
+-commutative70.3%
sub-neg70.3%
metadata-eval70.3%
+-commutative70.3%
Simplified70.3%
associate-*r*97.2%
sqrt-div97.1%
metadata-eval97.1%
associate-*l/97.2%
associate-*r/97.1%
metadata-eval97.1%
times-frac97.2%
*-un-lft-identity97.2%
+-commutative97.2%
associate-/l/97.1%
associate-*l/97.1%
+-commutative97.1%
Applied egg-rr97.1%
div-inv97.1%
associate-*l/70.1%
*-un-lft-identity70.1%
times-frac97.2%
/-rgt-identity97.2%
+-commutative97.2%
+-commutative97.2%
metadata-eval97.2%
Applied egg-rr97.2%
associate-*l*97.1%
pow197.1%
pow1/297.1%
pow-div97.2%
metadata-eval97.2%
pow1/297.2%
associate-*r*97.2%
metadata-eval97.2%
sub-neg97.2%
metadata-eval97.2%
div-inv97.3%
*-commutative97.3%
sub-neg97.3%
metadata-eval97.3%
associate-/l*97.4%
Applied egg-rr97.4%
if -4.09999999999999986e95 < rand < 9.3999999999999997e60Initial program 100.0%
*-lft-identity100.0%
*-lft-identity100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
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 98.4%
if 9.3999999999999997e60 < rand Initial program 99.3%
*-lft-identity99.3%
*-lft-identity99.3%
sub-neg99.3%
metadata-eval99.3%
metadata-eval99.3%
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 inf 60.3%
*-commutative60.3%
sub-neg60.3%
metadata-eval60.3%
metadata-eval60.3%
distribute-lft-in60.3%
associate-/r*60.2%
metadata-eval60.2%
+-commutative60.2%
sub-neg60.2%
metadata-eval60.2%
+-commutative60.2%
Simplified60.2%
associate-*r*97.4%
sqrt-div97.1%
metadata-eval97.1%
associate-*l/97.3%
associate-*r/97.2%
metadata-eval97.2%
times-frac97.3%
*-un-lft-identity97.3%
+-commutative97.3%
associate-/l/97.4%
associate-*l/97.3%
+-commutative97.3%
Applied egg-rr97.3%
Taylor expanded in rand around 0 97.5%
associate-/l*97.6%
sub-neg97.6%
metadata-eval97.6%
associate-/r/97.5%
Applied egg-rr97.5%
Final simplification98.1%
(FPCore (a rand)
:precision binary64
(if (<= rand -8e+92)
(/ (sqrt (+ -0.3333333333333333 a)) (/ 3.0 rand))
(if (<= rand 8.4e+60)
(- a 0.3333333333333333)
(/ (* rand (sqrt (- a 0.3333333333333333))) 3.0))))
double code(double a, double rand) {
double tmp;
if (rand <= -8e+92) {
tmp = sqrt((-0.3333333333333333 + a)) / (3.0 / rand);
} else if (rand <= 8.4e+60) {
tmp = a - 0.3333333333333333;
} else {
tmp = (rand * sqrt((a - 0.3333333333333333))) / 3.0;
}
return tmp;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: tmp
if (rand <= (-8d+92)) then
tmp = sqrt(((-0.3333333333333333d0) + a)) / (3.0d0 / rand)
else if (rand <= 8.4d+60) then
tmp = a - 0.3333333333333333d0
else
tmp = (rand * sqrt((a - 0.3333333333333333d0))) / 3.0d0
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if (rand <= -8e+92) {
tmp = Math.sqrt((-0.3333333333333333 + a)) / (3.0 / rand);
} else if (rand <= 8.4e+60) {
tmp = a - 0.3333333333333333;
} else {
tmp = (rand * Math.sqrt((a - 0.3333333333333333))) / 3.0;
}
return tmp;
}
def code(a, rand): tmp = 0 if rand <= -8e+92: tmp = math.sqrt((-0.3333333333333333 + a)) / (3.0 / rand) elif rand <= 8.4e+60: tmp = a - 0.3333333333333333 else: tmp = (rand * math.sqrt((a - 0.3333333333333333))) / 3.0 return tmp
function code(a, rand) tmp = 0.0 if (rand <= -8e+92) tmp = Float64(sqrt(Float64(-0.3333333333333333 + a)) / Float64(3.0 / rand)); elseif (rand <= 8.4e+60) tmp = Float64(a - 0.3333333333333333); else tmp = Float64(Float64(rand * sqrt(Float64(a - 0.3333333333333333))) / 3.0); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if (rand <= -8e+92) tmp = sqrt((-0.3333333333333333 + a)) / (3.0 / rand); elseif (rand <= 8.4e+60) tmp = a - 0.3333333333333333; else tmp = (rand * sqrt((a - 0.3333333333333333))) / 3.0; end tmp_2 = tmp; end
code[a_, rand_] := If[LessEqual[rand, -8e+92], N[(N[Sqrt[N[(-0.3333333333333333 + a), $MachinePrecision]], $MachinePrecision] / N[(3.0 / rand), $MachinePrecision]), $MachinePrecision], If[LessEqual[rand, 8.4e+60], N[(a - 0.3333333333333333), $MachinePrecision], N[(N[(rand * N[Sqrt[N[(a - 0.3333333333333333), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] / 3.0), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -8 \cdot 10^{+92}:\\
\;\;\;\;\frac{\sqrt{-0.3333333333333333 + a}}{\frac{3}{rand}}\\
\mathbf{elif}\;rand \leq 8.4 \cdot 10^{+60}:\\
\;\;\;\;a - 0.3333333333333333\\
\mathbf{else}:\\
\;\;\;\;\frac{rand \cdot \sqrt{a - 0.3333333333333333}}{3}\\
\end{array}
\end{array}
if rand < -8.0000000000000003e92Initial program 99.5%
*-lft-identity99.5%
*-lft-identity99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
associate-*l/99.6%
*-lft-identity99.6%
sub-neg99.6%
distribute-lft-in99.6%
metadata-eval99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Taylor expanded in rand around inf 70.4%
*-commutative70.4%
sub-neg70.4%
metadata-eval70.4%
metadata-eval70.4%
distribute-lft-in70.4%
associate-/r*70.3%
metadata-eval70.3%
+-commutative70.3%
sub-neg70.3%
metadata-eval70.3%
+-commutative70.3%
Simplified70.3%
associate-*r*97.2%
sqrt-div97.1%
metadata-eval97.1%
associate-*l/97.2%
associate-*r/97.1%
metadata-eval97.1%
times-frac97.2%
*-un-lft-identity97.2%
+-commutative97.2%
associate-/l/97.1%
associate-*l/97.1%
+-commutative97.1%
Applied egg-rr97.1%
div-inv97.1%
associate-*l/70.1%
*-un-lft-identity70.1%
times-frac97.2%
/-rgt-identity97.2%
+-commutative97.2%
+-commutative97.2%
metadata-eval97.2%
Applied egg-rr97.2%
associate-*l*97.1%
pow197.1%
pow1/297.1%
pow-div97.2%
metadata-eval97.2%
pow1/297.2%
associate-*r*97.2%
metadata-eval97.2%
sub-neg97.2%
metadata-eval97.2%
div-inv97.3%
*-commutative97.3%
sub-neg97.3%
metadata-eval97.3%
associate-/l*97.4%
Applied egg-rr97.4%
if -8.0000000000000003e92 < rand < 8.4000000000000004e60Initial program 100.0%
*-lft-identity100.0%
*-lft-identity100.0%
sub-neg100.0%
metadata-eval100.0%
metadata-eval100.0%
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 98.4%
if 8.4000000000000004e60 < rand Initial program 99.3%
*-lft-identity99.3%
*-lft-identity99.3%
sub-neg99.3%
metadata-eval99.3%
metadata-eval99.3%
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 inf 60.3%
*-commutative60.3%
sub-neg60.3%
metadata-eval60.3%
metadata-eval60.3%
distribute-lft-in60.3%
associate-/r*60.2%
metadata-eval60.2%
+-commutative60.2%
sub-neg60.2%
metadata-eval60.2%
+-commutative60.2%
Simplified60.2%
associate-*r*97.4%
sqrt-div97.1%
metadata-eval97.1%
associate-*l/97.3%
associate-*r/97.2%
metadata-eval97.2%
times-frac97.3%
*-un-lft-identity97.3%
+-commutative97.3%
associate-/l/97.4%
associate-*l/97.3%
+-commutative97.3%
Applied egg-rr97.3%
Taylor expanded in rand around 0 97.5%
Final simplification98.1%
(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 99.8%
*-lft-identity99.8%
*-lft-identity99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
*-commutative99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
Simplified99.8%
associate-*l/99.9%
*-un-lft-identity99.9%
frac-2neg99.9%
sqrt-prod99.9%
distribute-rgt-neg-in99.9%
metadata-eval99.9%
metadata-eval99.9%
Applied egg-rr99.9%
neg-mul-199.9%
*-commutative99.9%
times-frac99.8%
+-commutative99.8%
metadata-eval99.8%
Simplified99.8%
Taylor expanded in rand around 0 99.9%
Final simplification99.9%
(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 99.8%
*-lft-identity99.8%
*-lft-identity99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
associate-*l/99.9%
*-lft-identity99.9%
sub-neg99.9%
distribute-lft-in99.9%
metadata-eval99.9%
metadata-eval99.9%
metadata-eval99.9%
Simplified99.9%
Taylor expanded in rand around 0 69.8%
Final simplification69.8%
(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 99.8%
*-lft-identity99.8%
*-lft-identity99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
associate-*l/99.9%
*-lft-identity99.9%
sub-neg99.9%
distribute-lft-in99.9%
metadata-eval99.9%
metadata-eval99.9%
metadata-eval99.9%
Simplified99.9%
Taylor expanded in a around inf 68.4%
Final simplification68.4%
herbie shell --seed 2024036
(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))))