
(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 11 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 (- 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%
Taylor expanded in rand around 0 99.8%
Final simplification99.8%
(FPCore (a rand) :precision binary64 (if (or (<= rand -1.3e+93) (not (<= rand 9.2e+56))) (* rand (sqrt (+ -0.037037037037037035 (* a 0.1111111111111111)))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -1.3e+93) || !(rand <= 9.2e+56)) {
tmp = rand * sqrt((-0.037037037037037035 + (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 <= (-1.3d+93)) .or. (.not. (rand <= 9.2d+56))) then
tmp = rand * sqrt(((-0.037037037037037035d0) + (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 <= -1.3e+93) || !(rand <= 9.2e+56)) {
tmp = rand * Math.sqrt((-0.037037037037037035 + (a * 0.1111111111111111)));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -1.3e+93) or not (rand <= 9.2e+56): tmp = rand * math.sqrt((-0.037037037037037035 + (a * 0.1111111111111111))) else: tmp = a - 0.3333333333333333 return tmp
function code(a, rand) tmp = 0.0 if ((rand <= -1.3e+93) || !(rand <= 9.2e+56)) tmp = Float64(rand * sqrt(Float64(-0.037037037037037035 + 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 <= -1.3e+93) || ~((rand <= 9.2e+56))) tmp = rand * sqrt((-0.037037037037037035 + (a * 0.1111111111111111))); else tmp = a - 0.3333333333333333; end tmp_2 = tmp; end
code[a_, rand_] := If[Or[LessEqual[rand, -1.3e+93], N[Not[LessEqual[rand, 9.2e+56]], $MachinePrecision]], N[(rand * N[Sqrt[N[(-0.037037037037037035 + N[(a * 0.1111111111111111), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], N[(a - 0.3333333333333333), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -1.3 \cdot 10^{+93} \lor \neg \left(rand \leq 9.2 \cdot 10^{+56}\right):\\
\;\;\;\;rand \cdot \sqrt{-0.037037037037037035 + a \cdot 0.1111111111111111}\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -1.3e93 or 9.20000000000000058e56 < rand Initial program 99.6%
*-lft-identity99.6%
*-lft-identity99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
*-commutative99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Taylor expanded in rand around inf 89.6%
*-commutative89.6%
sub-neg89.6%
metadata-eval89.6%
associate-*l*89.7%
metadata-eval89.7%
sub-neg89.7%
*-commutative89.7%
sub-neg89.7%
metadata-eval89.7%
+-commutative89.7%
Simplified89.7%
add-sqr-sqrt89.5%
sqrt-unprod89.7%
*-commutative89.7%
+-commutative89.7%
*-commutative89.7%
+-commutative89.7%
swap-sqr89.6%
add-sqr-sqrt89.7%
metadata-eval89.7%
Applied egg-rr89.7%
*-commutative89.7%
+-commutative89.7%
distribute-lft-in89.7%
metadata-eval89.7%
Simplified89.7%
if -1.3e93 < rand < 9.20000000000000058e56Initial 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 95.6%
Final simplification93.3%
(FPCore (a rand)
:precision binary64
(if (<= rand -4.2e+93)
(* rand (sqrt (+ -0.037037037037037035 (* a 0.1111111111111111))))
(if (<= rand 1.15e+56)
(- a 0.3333333333333333)
(* rand (* 0.3333333333333333 (sqrt (+ a -0.3333333333333333)))))))
double code(double a, double rand) {
double tmp;
if (rand <= -4.2e+93) {
tmp = rand * sqrt((-0.037037037037037035 + (a * 0.1111111111111111)));
} else if (rand <= 1.15e+56) {
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 <= (-4.2d+93)) then
tmp = rand * sqrt(((-0.037037037037037035d0) + (a * 0.1111111111111111d0)))
else if (rand <= 1.15d+56) 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 <= -4.2e+93) {
tmp = rand * Math.sqrt((-0.037037037037037035 + (a * 0.1111111111111111)));
} else if (rand <= 1.15e+56) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * (0.3333333333333333 * Math.sqrt((a + -0.3333333333333333)));
}
return tmp;
}
def code(a, rand): tmp = 0 if rand <= -4.2e+93: tmp = rand * math.sqrt((-0.037037037037037035 + (a * 0.1111111111111111))) elif rand <= 1.15e+56: 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 <= -4.2e+93) tmp = Float64(rand * sqrt(Float64(-0.037037037037037035 + Float64(a * 0.1111111111111111)))); elseif (rand <= 1.15e+56) 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 <= -4.2e+93) tmp = rand * sqrt((-0.037037037037037035 + (a * 0.1111111111111111))); elseif (rand <= 1.15e+56) tmp = a - 0.3333333333333333; else tmp = rand * (0.3333333333333333 * sqrt((a + -0.3333333333333333))); end tmp_2 = tmp; end
code[a_, rand_] := If[LessEqual[rand, -4.2e+93], N[(rand * N[Sqrt[N[(-0.037037037037037035 + N[(a * 0.1111111111111111), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], If[LessEqual[rand, 1.15e+56], 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 -4.2 \cdot 10^{+93}:\\
\;\;\;\;rand \cdot \sqrt{-0.037037037037037035 + a \cdot 0.1111111111111111}\\
\mathbf{elif}\;rand \leq 1.15 \cdot 10^{+56}:\\
\;\;\;\;a - 0.3333333333333333\\
\mathbf{else}:\\
\;\;\;\;rand \cdot \left(0.3333333333333333 \cdot \sqrt{a + -0.3333333333333333}\right)\\
\end{array}
\end{array}
if rand < -4.1999999999999996e93Initial program 99.6%
*-lft-identity99.6%
*-lft-identity99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
*-commutative99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Taylor expanded in rand around inf 95.5%
*-commutative95.5%
sub-neg95.5%
metadata-eval95.5%
associate-*l*95.6%
metadata-eval95.6%
sub-neg95.6%
*-commutative95.6%
sub-neg95.6%
metadata-eval95.6%
+-commutative95.6%
Simplified95.6%
add-sqr-sqrt95.2%
sqrt-unprod95.6%
*-commutative95.6%
+-commutative95.6%
*-commutative95.6%
+-commutative95.6%
swap-sqr95.6%
add-sqr-sqrt95.6%
metadata-eval95.6%
Applied egg-rr95.6%
*-commutative95.6%
+-commutative95.6%
distribute-lft-in95.6%
metadata-eval95.6%
Simplified95.6%
if -4.1999999999999996e93 < rand < 1.15000000000000007e56Initial 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 95.6%
if 1.15000000000000007e56 < rand Initial program 99.6%
*-lft-identity99.6%
*-lft-identity99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
*-commutative99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Taylor expanded in rand around inf 85.5%
*-commutative85.5%
sub-neg85.5%
metadata-eval85.5%
associate-*l*85.6%
metadata-eval85.6%
sub-neg85.6%
*-commutative85.6%
sub-neg85.6%
metadata-eval85.6%
+-commutative85.6%
Simplified85.6%
Final simplification93.4%
(FPCore (a rand) :precision binary64 (if (or (<= rand -1.3e+93) (not (<= rand 9.2e+56))) (* 0.3333333333333333 (* rand (sqrt a))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -1.3e+93) || !(rand <= 9.2e+56)) {
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 <= (-1.3d+93)) .or. (.not. (rand <= 9.2d+56))) 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 <= -1.3e+93) || !(rand <= 9.2e+56)) {
tmp = 0.3333333333333333 * (rand * Math.sqrt(a));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -1.3e+93) or not (rand <= 9.2e+56): tmp = 0.3333333333333333 * (rand * math.sqrt(a)) else: tmp = a - 0.3333333333333333 return tmp
function code(a, rand) tmp = 0.0 if ((rand <= -1.3e+93) || !(rand <= 9.2e+56)) 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 <= -1.3e+93) || ~((rand <= 9.2e+56))) tmp = 0.3333333333333333 * (rand * sqrt(a)); else tmp = a - 0.3333333333333333; end tmp_2 = tmp; end
code[a_, rand_] := If[Or[LessEqual[rand, -1.3e+93], N[Not[LessEqual[rand, 9.2e+56]], $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 -1.3 \cdot 10^{+93} \lor \neg \left(rand \leq 9.2 \cdot 10^{+56}\right):\\
\;\;\;\;0.3333333333333333 \cdot \left(rand \cdot \sqrt{a}\right)\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -1.3e93 or 9.20000000000000058e56 < rand Initial program 99.6%
*-lft-identity99.6%
*-lft-identity99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
*-commutative99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Taylor expanded in rand around inf 89.6%
*-commutative89.6%
sub-neg89.6%
metadata-eval89.6%
associate-*l*89.7%
metadata-eval89.7%
sub-neg89.7%
*-commutative89.7%
sub-neg89.7%
metadata-eval89.7%
+-commutative89.7%
Simplified89.7%
Taylor expanded in a around inf 89.5%
Taylor expanded in rand around 0 89.4%
if -1.3e93 < rand < 9.20000000000000058e56Initial 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 95.6%
Final simplification93.3%
(FPCore (a rand) :precision binary64 (if (or (<= rand -1.3e+93) (not (<= rand 9.2e+56))) (* rand (sqrt (* a 0.1111111111111111))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -1.3e+93) || !(rand <= 9.2e+56)) {
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 <= (-1.3d+93)) .or. (.not. (rand <= 9.2d+56))) 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 <= -1.3e+93) || !(rand <= 9.2e+56)) {
tmp = rand * Math.sqrt((a * 0.1111111111111111));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -1.3e+93) or not (rand <= 9.2e+56): tmp = rand * math.sqrt((a * 0.1111111111111111)) else: tmp = a - 0.3333333333333333 return tmp
function code(a, rand) tmp = 0.0 if ((rand <= -1.3e+93) || !(rand <= 9.2e+56)) 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 <= -1.3e+93) || ~((rand <= 9.2e+56))) tmp = rand * sqrt((a * 0.1111111111111111)); else tmp = a - 0.3333333333333333; end tmp_2 = tmp; end
code[a_, rand_] := If[Or[LessEqual[rand, -1.3e+93], N[Not[LessEqual[rand, 9.2e+56]], $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 -1.3 \cdot 10^{+93} \lor \neg \left(rand \leq 9.2 \cdot 10^{+56}\right):\\
\;\;\;\;rand \cdot \sqrt{a \cdot 0.1111111111111111}\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -1.3e93 or 9.20000000000000058e56 < rand Initial program 99.6%
*-lft-identity99.6%
*-lft-identity99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
*-commutative99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Taylor expanded in rand around inf 89.6%
*-commutative89.6%
sub-neg89.6%
metadata-eval89.6%
associate-*l*89.7%
metadata-eval89.7%
sub-neg89.7%
*-commutative89.7%
sub-neg89.7%
metadata-eval89.7%
+-commutative89.7%
Simplified89.7%
add-sqr-sqrt89.5%
sqrt-unprod89.7%
*-commutative89.7%
+-commutative89.7%
*-commutative89.7%
+-commutative89.7%
swap-sqr89.6%
add-sqr-sqrt89.7%
metadata-eval89.7%
Applied egg-rr89.7%
*-commutative89.7%
+-commutative89.7%
distribute-lft-in89.7%
metadata-eval89.7%
Simplified89.7%
Taylor expanded in a around inf 89.5%
*-commutative89.5%
Simplified89.5%
if -1.3e93 < rand < 9.20000000000000058e56Initial 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 95.6%
Final simplification93.3%
(FPCore (a rand)
:precision binary64
(if (<= rand -2.3e+93)
(* rand (sqrt (* a 0.1111111111111111)))
(if (<= rand 9.2e+56)
(- a 0.3333333333333333)
(* rand (* 0.3333333333333333 (sqrt a))))))
double code(double a, double rand) {
double tmp;
if (rand <= -2.3e+93) {
tmp = rand * sqrt((a * 0.1111111111111111));
} else if (rand <= 9.2e+56) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * (0.3333333333333333 * sqrt(a));
}
return tmp;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: tmp
if (rand <= (-2.3d+93)) then
tmp = rand * sqrt((a * 0.1111111111111111d0))
else if (rand <= 9.2d+56) then
tmp = a - 0.3333333333333333d0
else
tmp = rand * (0.3333333333333333d0 * sqrt(a))
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if (rand <= -2.3e+93) {
tmp = rand * Math.sqrt((a * 0.1111111111111111));
} else if (rand <= 9.2e+56) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * (0.3333333333333333 * Math.sqrt(a));
}
return tmp;
}
def code(a, rand): tmp = 0 if rand <= -2.3e+93: tmp = rand * math.sqrt((a * 0.1111111111111111)) elif rand <= 9.2e+56: tmp = a - 0.3333333333333333 else: tmp = rand * (0.3333333333333333 * math.sqrt(a)) return tmp
function code(a, rand) tmp = 0.0 if (rand <= -2.3e+93) tmp = Float64(rand * sqrt(Float64(a * 0.1111111111111111))); elseif (rand <= 9.2e+56) tmp = Float64(a - 0.3333333333333333); else tmp = Float64(rand * Float64(0.3333333333333333 * sqrt(a))); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if (rand <= -2.3e+93) tmp = rand * sqrt((a * 0.1111111111111111)); elseif (rand <= 9.2e+56) tmp = a - 0.3333333333333333; else tmp = rand * (0.3333333333333333 * sqrt(a)); end tmp_2 = tmp; end
code[a_, rand_] := If[LessEqual[rand, -2.3e+93], N[(rand * N[Sqrt[N[(a * 0.1111111111111111), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], If[LessEqual[rand, 9.2e+56], N[(a - 0.3333333333333333), $MachinePrecision], N[(rand * N[(0.3333333333333333 * N[Sqrt[a], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -2.3 \cdot 10^{+93}:\\
\;\;\;\;rand \cdot \sqrt{a \cdot 0.1111111111111111}\\
\mathbf{elif}\;rand \leq 9.2 \cdot 10^{+56}:\\
\;\;\;\;a - 0.3333333333333333\\
\mathbf{else}:\\
\;\;\;\;rand \cdot \left(0.3333333333333333 \cdot \sqrt{a}\right)\\
\end{array}
\end{array}
if rand < -2.3000000000000002e93Initial program 99.6%
*-lft-identity99.6%
*-lft-identity99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
*-commutative99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Taylor expanded in rand around inf 95.5%
*-commutative95.5%
sub-neg95.5%
metadata-eval95.5%
associate-*l*95.6%
metadata-eval95.6%
sub-neg95.6%
*-commutative95.6%
sub-neg95.6%
metadata-eval95.6%
+-commutative95.6%
Simplified95.6%
add-sqr-sqrt95.2%
sqrt-unprod95.6%
*-commutative95.6%
+-commutative95.6%
*-commutative95.6%
+-commutative95.6%
swap-sqr95.6%
add-sqr-sqrt95.6%
metadata-eval95.6%
Applied egg-rr95.6%
*-commutative95.6%
+-commutative95.6%
distribute-lft-in95.6%
metadata-eval95.6%
Simplified95.6%
Taylor expanded in a around inf 95.2%
*-commutative95.2%
Simplified95.2%
if -2.3000000000000002e93 < rand < 9.20000000000000058e56Initial 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 95.6%
if 9.20000000000000058e56 < rand Initial program 99.6%
*-lft-identity99.6%
*-lft-identity99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
*-commutative99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Taylor expanded in rand around inf 85.5%
*-commutative85.5%
sub-neg85.5%
metadata-eval85.5%
associate-*l*85.6%
metadata-eval85.6%
sub-neg85.6%
*-commutative85.6%
sub-neg85.6%
metadata-eval85.6%
+-commutative85.6%
Simplified85.6%
Taylor expanded in a around inf 85.5%
Final simplification93.3%
(FPCore (a rand)
:precision binary64
(if (<= rand -1.35e+93)
(* 0.3333333333333333 (* rand (sqrt (- a 0.3333333333333333))))
(if (<= rand 7.1e+56)
(- a 0.3333333333333333)
(* rand (* 0.3333333333333333 (sqrt a))))))
double code(double a, double rand) {
double tmp;
if (rand <= -1.35e+93) {
tmp = 0.3333333333333333 * (rand * sqrt((a - 0.3333333333333333)));
} else if (rand <= 7.1e+56) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * (0.3333333333333333 * sqrt(a));
}
return tmp;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: tmp
if (rand <= (-1.35d+93)) then
tmp = 0.3333333333333333d0 * (rand * sqrt((a - 0.3333333333333333d0)))
else if (rand <= 7.1d+56) then
tmp = a - 0.3333333333333333d0
else
tmp = rand * (0.3333333333333333d0 * sqrt(a))
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if (rand <= -1.35e+93) {
tmp = 0.3333333333333333 * (rand * Math.sqrt((a - 0.3333333333333333)));
} else if (rand <= 7.1e+56) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * (0.3333333333333333 * Math.sqrt(a));
}
return tmp;
}
def code(a, rand): tmp = 0 if rand <= -1.35e+93: tmp = 0.3333333333333333 * (rand * math.sqrt((a - 0.3333333333333333))) elif rand <= 7.1e+56: tmp = a - 0.3333333333333333 else: tmp = rand * (0.3333333333333333 * math.sqrt(a)) return tmp
function code(a, rand) tmp = 0.0 if (rand <= -1.35e+93) tmp = Float64(0.3333333333333333 * Float64(rand * sqrt(Float64(a - 0.3333333333333333)))); elseif (rand <= 7.1e+56) tmp = Float64(a - 0.3333333333333333); else tmp = Float64(rand * Float64(0.3333333333333333 * sqrt(a))); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if (rand <= -1.35e+93) tmp = 0.3333333333333333 * (rand * sqrt((a - 0.3333333333333333))); elseif (rand <= 7.1e+56) tmp = a - 0.3333333333333333; else tmp = rand * (0.3333333333333333 * sqrt(a)); end tmp_2 = tmp; end
code[a_, rand_] := If[LessEqual[rand, -1.35e+93], N[(0.3333333333333333 * N[(rand * N[Sqrt[N[(a - 0.3333333333333333), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], If[LessEqual[rand, 7.1e+56], N[(a - 0.3333333333333333), $MachinePrecision], N[(rand * N[(0.3333333333333333 * N[Sqrt[a], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -1.35 \cdot 10^{+93}:\\
\;\;\;\;0.3333333333333333 \cdot \left(rand \cdot \sqrt{a - 0.3333333333333333}\right)\\
\mathbf{elif}\;rand \leq 7.1 \cdot 10^{+56}:\\
\;\;\;\;a - 0.3333333333333333\\
\mathbf{else}:\\
\;\;\;\;rand \cdot \left(0.3333333333333333 \cdot \sqrt{a}\right)\\
\end{array}
\end{array}
if rand < -1.35e93Initial program 99.6%
*-lft-identity99.6%
*-lft-identity99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
*-commutative99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Taylor expanded in rand around inf 95.5%
if -1.35e93 < rand < 7.1e56Initial 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 95.6%
if 7.1e56 < rand Initial program 99.6%
*-lft-identity99.6%
*-lft-identity99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
*-commutative99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Taylor expanded in rand around inf 85.5%
*-commutative85.5%
sub-neg85.5%
metadata-eval85.5%
associate-*l*85.6%
metadata-eval85.6%
sub-neg85.6%
*-commutative85.6%
sub-neg85.6%
metadata-eval85.6%
+-commutative85.6%
Simplified85.6%
Taylor expanded in a around inf 85.5%
Final simplification93.3%
(FPCore (a rand) :precision binary64 (* (+ a -0.3333333333333333) (+ 1.0 (/ rand (sqrt (* a 9.0))))))
double code(double a, double rand) {
return (a + -0.3333333333333333) * (1.0 + (rand / sqrt((a * 9.0))));
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = (a + (-0.3333333333333333d0)) * (1.0d0 + (rand / sqrt((a * 9.0d0))))
end function
public static double code(double a, double rand) {
return (a + -0.3333333333333333) * (1.0 + (rand / Math.sqrt((a * 9.0))));
}
def code(a, rand): return (a + -0.3333333333333333) * (1.0 + (rand / math.sqrt((a * 9.0))))
function code(a, rand) return Float64(Float64(a + -0.3333333333333333) * Float64(1.0 + Float64(rand / sqrt(Float64(a * 9.0))))) end
function tmp = code(a, rand) tmp = (a + -0.3333333333333333) * (1.0 + (rand / sqrt((a * 9.0)))); end
code[a_, rand_] := N[(N[(a + -0.3333333333333333), $MachinePrecision] * N[(1.0 + N[(rand / N[Sqrt[N[(a * 9.0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(a + -0.3333333333333333\right) \cdot \left(1 + \frac{rand}{\sqrt{a \cdot 9}}\right)
\end{array}
Initial program 99.8%
*-lft-identity99.8%
*-lft-identity99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
associate-*l/99.8%
*-lft-identity99.8%
sub-neg99.8%
distribute-lft-in99.8%
metadata-eval99.8%
metadata-eval99.8%
metadata-eval99.8%
Simplified99.8%
Taylor expanded in a around inf 99.3%
*-commutative99.3%
Simplified99.3%
Final simplification99.3%
(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 99.8%
*-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%
Taylor expanded in a around inf 97.6%
Taylor expanded in a around 0 97.6%
Final simplification97.6%
(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 99.8%
*-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%
Taylor expanded in rand around 0 62.6%
Final simplification62.6%
(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%
*-commutative99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
Simplified99.8%
Taylor expanded in a around inf 97.6%
Taylor expanded in a around 0 97.6%
Taylor expanded in rand around 0 61.0%
Final simplification61.0%
herbie shell --seed 2024067
(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))))