
(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 (+ a (- (* rand (sqrt (+ -0.037037037037037035 (* a 0.1111111111111111)))) 0.3333333333333333)))
double code(double a, double rand) {
return a + ((rand * sqrt((-0.037037037037037035 + (a * 0.1111111111111111)))) - 0.3333333333333333);
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = a + ((rand * sqrt(((-0.037037037037037035d0) + (a * 0.1111111111111111d0)))) - 0.3333333333333333d0)
end function
public static double code(double a, double rand) {
return a + ((rand * Math.sqrt((-0.037037037037037035 + (a * 0.1111111111111111)))) - 0.3333333333333333);
}
def code(a, rand): return a + ((rand * math.sqrt((-0.037037037037037035 + (a * 0.1111111111111111)))) - 0.3333333333333333)
function code(a, rand) return Float64(a + Float64(Float64(rand * sqrt(Float64(-0.037037037037037035 + Float64(a * 0.1111111111111111)))) - 0.3333333333333333)) end
function tmp = code(a, rand) tmp = a + ((rand * sqrt((-0.037037037037037035 + (a * 0.1111111111111111)))) - 0.3333333333333333); end
code[a_, rand_] := N[(a + N[(N[(rand * N[Sqrt[N[(-0.037037037037037035 + N[(a * 0.1111111111111111), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] - 0.3333333333333333), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
a + \left(rand \cdot \sqrt{-0.037037037037037035 + a \cdot 0.1111111111111111} - 0.3333333333333333\right)
\end{array}
Initial program 99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
*-commutative99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
Simplified99.8%
Applied egg-rr99.8%
remove-double-neg99.8%
distribute-rgt-neg-in99.8%
metadata-eval99.8%
associate-/r*99.8%
Simplified99.8%
Taylor expanded in rand around 0 99.5%
associate--l+99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
associate-*r*99.8%
*-commutative99.8%
Simplified99.8%
add-sqr-sqrt99.7%
sqrt-unprod99.8%
*-commutative99.8%
*-commutative99.8%
swap-sqr99.8%
add-sqr-sqrt99.9%
metadata-eval99.9%
Applied egg-rr99.9%
*-commutative99.9%
+-commutative99.9%
distribute-lft-in99.9%
metadata-eval99.9%
Simplified99.9%
Final simplification99.9%
(FPCore (a rand) :precision binary64 (if (or (<= rand -9e+89) (not (<= rand 4e+107))) (* 0.3333333333333333 (* rand (sqrt (- a 0.3333333333333333)))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -9e+89) || !(rand <= 4e+107)) {
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+89)) .or. (.not. (rand <= 4d+107))) 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+89) || !(rand <= 4e+107)) {
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+89) or not (rand <= 4e+107): 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+89) || !(rand <= 4e+107)) 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+89) || ~((rand <= 4e+107))) 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+89], N[Not[LessEqual[rand, 4e+107]], $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^{+89} \lor \neg \left(rand \leq 4 \cdot 10^{+107}\right):\\
\;\;\;\;0.3333333333333333 \cdot \left(rand \cdot \sqrt{a - 0.3333333333333333}\right)\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -9e89 or 3.9999999999999999e107 < rand Initial program 99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Taylor expanded in rand around inf 94.1%
if -9e89 < rand < 3.9999999999999999e107Initial program 99.9%
sub-neg99.9%
metadata-eval99.9%
metadata-eval99.9%
*-commutative99.9%
sub-neg99.9%
metadata-eval99.9%
metadata-eval99.9%
Simplified99.9%
Taylor expanded in rand around 0 94.4%
Final simplification94.3%
(FPCore (a rand) :precision binary64 (if (or (<= rand -8.5e+89) (not (<= rand 4e+107))) (* rand (sqrt (+ -0.037037037037037035 (* a 0.1111111111111111)))) (- a 0.3333333333333333)))
double code(double a, double rand) {
double tmp;
if ((rand <= -8.5e+89) || !(rand <= 4e+107)) {
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 <= (-8.5d+89)) .or. (.not. (rand <= 4d+107))) 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 <= -8.5e+89) || !(rand <= 4e+107)) {
tmp = rand * Math.sqrt((-0.037037037037037035 + (a * 0.1111111111111111)));
} else {
tmp = a - 0.3333333333333333;
}
return tmp;
}
def code(a, rand): tmp = 0 if (rand <= -8.5e+89) or not (rand <= 4e+107): 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 <= -8.5e+89) || !(rand <= 4e+107)) 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 <= -8.5e+89) || ~((rand <= 4e+107))) 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, -8.5e+89], N[Not[LessEqual[rand, 4e+107]], $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 -8.5 \cdot 10^{+89} \lor \neg \left(rand \leq 4 \cdot 10^{+107}\right):\\
\;\;\;\;rand \cdot \sqrt{-0.037037037037037035 + a \cdot 0.1111111111111111}\\
\mathbf{else}:\\
\;\;\;\;a - 0.3333333333333333\\
\end{array}
\end{array}
if rand < -8.50000000000000045e89 or 3.9999999999999999e107 < rand Initial program 99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
metadata-eval99.5%
Simplified99.5%
Applied egg-rr99.6%
remove-double-neg99.6%
distribute-rgt-neg-in99.6%
metadata-eval99.6%
associate-/r*99.6%
Simplified99.6%
Taylor expanded in rand around inf 94.1%
*-commutative94.1%
sub-neg94.1%
metadata-eval94.1%
associate-*r*95.0%
*-commutative95.0%
Simplified95.0%
add-sqr-sqrt99.3%
sqrt-unprod99.7%
*-commutative99.7%
*-commutative99.7%
swap-sqr99.6%
add-sqr-sqrt99.7%
metadata-eval99.7%
Applied egg-rr95.0%
*-commutative99.7%
+-commutative99.7%
distribute-lft-in99.7%
metadata-eval99.7%
Simplified95.0%
if -8.50000000000000045e89 < rand < 3.9999999999999999e107Initial program 99.9%
sub-neg99.9%
metadata-eval99.9%
metadata-eval99.9%
*-commutative99.9%
sub-neg99.9%
metadata-eval99.9%
metadata-eval99.9%
Simplified99.9%
Taylor expanded in rand around 0 94.4%
Final simplification94.6%
(FPCore (a rand)
:precision binary64
(if (<= rand -2.95e+85)
(* rand (* 0.3333333333333333 (sqrt (+ a -0.3333333333333333))))
(if (<= rand 4e+108)
(- a 0.3333333333333333)
(* rand (sqrt (+ -0.037037037037037035 (* a 0.1111111111111111)))))))
double code(double a, double rand) {
double tmp;
if (rand <= -2.95e+85) {
tmp = rand * (0.3333333333333333 * sqrt((a + -0.3333333333333333)));
} else if (rand <= 4e+108) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * sqrt((-0.037037037037037035 + (a * 0.1111111111111111)));
}
return tmp;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: tmp
if (rand <= (-2.95d+85)) then
tmp = rand * (0.3333333333333333d0 * sqrt((a + (-0.3333333333333333d0))))
else if (rand <= 4d+108) then
tmp = a - 0.3333333333333333d0
else
tmp = rand * sqrt(((-0.037037037037037035d0) + (a * 0.1111111111111111d0)))
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if (rand <= -2.95e+85) {
tmp = rand * (0.3333333333333333 * Math.sqrt((a + -0.3333333333333333)));
} else if (rand <= 4e+108) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * Math.sqrt((-0.037037037037037035 + (a * 0.1111111111111111)));
}
return tmp;
}
def code(a, rand): tmp = 0 if rand <= -2.95e+85: tmp = rand * (0.3333333333333333 * math.sqrt((a + -0.3333333333333333))) elif rand <= 4e+108: tmp = a - 0.3333333333333333 else: tmp = rand * math.sqrt((-0.037037037037037035 + (a * 0.1111111111111111))) return tmp
function code(a, rand) tmp = 0.0 if (rand <= -2.95e+85) tmp = Float64(rand * Float64(0.3333333333333333 * sqrt(Float64(a + -0.3333333333333333)))); elseif (rand <= 4e+108) tmp = Float64(a - 0.3333333333333333); else tmp = Float64(rand * sqrt(Float64(-0.037037037037037035 + Float64(a * 0.1111111111111111)))); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if (rand <= -2.95e+85) tmp = rand * (0.3333333333333333 * sqrt((a + -0.3333333333333333))); elseif (rand <= 4e+108) tmp = a - 0.3333333333333333; else tmp = rand * sqrt((-0.037037037037037035 + (a * 0.1111111111111111))); end tmp_2 = tmp; end
code[a_, rand_] := If[LessEqual[rand, -2.95e+85], N[(rand * N[(0.3333333333333333 * N[Sqrt[N[(a + -0.3333333333333333), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], If[LessEqual[rand, 4e+108], N[(a - 0.3333333333333333), $MachinePrecision], N[(rand * N[Sqrt[N[(-0.037037037037037035 + N[(a * 0.1111111111111111), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -2.95 \cdot 10^{+85}:\\
\;\;\;\;rand \cdot \left(0.3333333333333333 \cdot \sqrt{a + -0.3333333333333333}\right)\\
\mathbf{elif}\;rand \leq 4 \cdot 10^{+108}:\\
\;\;\;\;a - 0.3333333333333333\\
\mathbf{else}:\\
\;\;\;\;rand \cdot \sqrt{-0.037037037037037035 + a \cdot 0.1111111111111111}\\
\end{array}
\end{array}
if rand < -2.95e85Initial program 99.4%
sub-neg99.4%
metadata-eval99.4%
metadata-eval99.4%
*-commutative99.4%
sub-neg99.4%
metadata-eval99.4%
metadata-eval99.4%
Simplified99.4%
Applied egg-rr99.6%
remove-double-neg99.6%
distribute-rgt-neg-in99.6%
metadata-eval99.6%
associate-/r*99.5%
Simplified99.5%
Taylor expanded in rand around inf 93.0%
*-commutative93.0%
sub-neg93.0%
metadata-eval93.0%
associate-*r*94.8%
*-commutative94.8%
Simplified94.8%
if -2.95e85 < rand < 4.0000000000000001e108Initial program 99.9%
sub-neg99.9%
metadata-eval99.9%
metadata-eval99.9%
*-commutative99.9%
sub-neg99.9%
metadata-eval99.9%
metadata-eval99.9%
Simplified99.9%
Taylor expanded in rand around 0 94.4%
if 4.0000000000000001e108 < rand Initial program 99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
*-commutative99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Applied egg-rr99.6%
remove-double-neg99.6%
distribute-rgt-neg-in99.6%
metadata-eval99.6%
associate-/r*99.7%
Simplified99.7%
Taylor expanded in rand around inf 95.1%
*-commutative95.1%
sub-neg95.1%
metadata-eval95.1%
associate-*r*95.1%
*-commutative95.1%
Simplified95.1%
add-sqr-sqrt99.3%
sqrt-unprod99.7%
*-commutative99.7%
*-commutative99.7%
swap-sqr99.6%
add-sqr-sqrt99.8%
metadata-eval99.8%
Applied egg-rr95.2%
*-commutative99.8%
+-commutative99.8%
distribute-lft-in99.8%
metadata-eval99.8%
Simplified95.2%
Final simplification94.6%
(FPCore (a rand)
:precision binary64
(if (<= rand -4.8e+90)
(* (sqrt (+ a -0.3333333333333333)) (* rand 0.3333333333333333))
(if (<= rand 4.6e+107)
(- a 0.3333333333333333)
(* rand (sqrt (+ -0.037037037037037035 (* a 0.1111111111111111)))))))
double code(double a, double rand) {
double tmp;
if (rand <= -4.8e+90) {
tmp = sqrt((a + -0.3333333333333333)) * (rand * 0.3333333333333333);
} else if (rand <= 4.6e+107) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * sqrt((-0.037037037037037035 + (a * 0.1111111111111111)));
}
return tmp;
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
real(8) :: tmp
if (rand <= (-4.8d+90)) then
tmp = sqrt((a + (-0.3333333333333333d0))) * (rand * 0.3333333333333333d0)
else if (rand <= 4.6d+107) then
tmp = a - 0.3333333333333333d0
else
tmp = rand * sqrt(((-0.037037037037037035d0) + (a * 0.1111111111111111d0)))
end if
code = tmp
end function
public static double code(double a, double rand) {
double tmp;
if (rand <= -4.8e+90) {
tmp = Math.sqrt((a + -0.3333333333333333)) * (rand * 0.3333333333333333);
} else if (rand <= 4.6e+107) {
tmp = a - 0.3333333333333333;
} else {
tmp = rand * Math.sqrt((-0.037037037037037035 + (a * 0.1111111111111111)));
}
return tmp;
}
def code(a, rand): tmp = 0 if rand <= -4.8e+90: tmp = math.sqrt((a + -0.3333333333333333)) * (rand * 0.3333333333333333) elif rand <= 4.6e+107: tmp = a - 0.3333333333333333 else: tmp = rand * math.sqrt((-0.037037037037037035 + (a * 0.1111111111111111))) return tmp
function code(a, rand) tmp = 0.0 if (rand <= -4.8e+90) tmp = Float64(sqrt(Float64(a + -0.3333333333333333)) * Float64(rand * 0.3333333333333333)); elseif (rand <= 4.6e+107) tmp = Float64(a - 0.3333333333333333); else tmp = Float64(rand * sqrt(Float64(-0.037037037037037035 + Float64(a * 0.1111111111111111)))); end return tmp end
function tmp_2 = code(a, rand) tmp = 0.0; if (rand <= -4.8e+90) tmp = sqrt((a + -0.3333333333333333)) * (rand * 0.3333333333333333); elseif (rand <= 4.6e+107) tmp = a - 0.3333333333333333; else tmp = rand * sqrt((-0.037037037037037035 + (a * 0.1111111111111111))); end tmp_2 = tmp; end
code[a_, rand_] := If[LessEqual[rand, -4.8e+90], N[(N[Sqrt[N[(a + -0.3333333333333333), $MachinePrecision]], $MachinePrecision] * N[(rand * 0.3333333333333333), $MachinePrecision]), $MachinePrecision], If[LessEqual[rand, 4.6e+107], N[(a - 0.3333333333333333), $MachinePrecision], N[(rand * N[Sqrt[N[(-0.037037037037037035 + N[(a * 0.1111111111111111), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;rand \leq -4.8 \cdot 10^{+90}:\\
\;\;\;\;\sqrt{a + -0.3333333333333333} \cdot \left(rand \cdot 0.3333333333333333\right)\\
\mathbf{elif}\;rand \leq 4.6 \cdot 10^{+107}:\\
\;\;\;\;a - 0.3333333333333333\\
\mathbf{else}:\\
\;\;\;\;rand \cdot \sqrt{-0.037037037037037035 + a \cdot 0.1111111111111111}\\
\end{array}
\end{array}
if rand < -4.8000000000000002e90Initial program 99.4%
sub-neg99.4%
metadata-eval99.4%
metadata-eval99.4%
*-commutative99.4%
sub-neg99.4%
metadata-eval99.4%
metadata-eval99.4%
Simplified99.4%
Taylor expanded in rand around inf 93.0%
associate-*r*94.8%
sub-neg94.8%
metadata-eval94.8%
*-commutative94.8%
Simplified94.8%
if -4.8000000000000002e90 < rand < 4.6000000000000001e107Initial program 99.9%
sub-neg99.9%
metadata-eval99.9%
metadata-eval99.9%
*-commutative99.9%
sub-neg99.9%
metadata-eval99.9%
metadata-eval99.9%
Simplified99.9%
Taylor expanded in rand around 0 94.4%
if 4.6000000000000001e107 < rand Initial program 99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
*-commutative99.6%
sub-neg99.6%
metadata-eval99.6%
metadata-eval99.6%
Simplified99.6%
Applied egg-rr99.6%
remove-double-neg99.6%
distribute-rgt-neg-in99.6%
metadata-eval99.6%
associate-/r*99.7%
Simplified99.7%
Taylor expanded in rand around inf 95.1%
*-commutative95.1%
sub-neg95.1%
metadata-eval95.1%
associate-*r*95.1%
*-commutative95.1%
Simplified95.1%
add-sqr-sqrt99.3%
sqrt-unprod99.7%
*-commutative99.7%
*-commutative99.7%
swap-sqr99.6%
add-sqr-sqrt99.8%
metadata-eval99.8%
Applied egg-rr95.2%
*-commutative99.8%
+-commutative99.8%
distribute-lft-in99.8%
metadata-eval99.8%
Simplified95.2%
Final simplification94.7%
(FPCore (a rand) :precision binary64 (+ a (- (* rand (sqrt (* a 0.1111111111111111))) 0.3333333333333333)))
double code(double a, double rand) {
return a + ((rand * sqrt((a * 0.1111111111111111))) - 0.3333333333333333);
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = a + ((rand * sqrt((a * 0.1111111111111111d0))) - 0.3333333333333333d0)
end function
public static double code(double a, double rand) {
return a + ((rand * Math.sqrt((a * 0.1111111111111111))) - 0.3333333333333333);
}
def code(a, rand): return a + ((rand * math.sqrt((a * 0.1111111111111111))) - 0.3333333333333333)
function code(a, rand) return Float64(a + Float64(Float64(rand * sqrt(Float64(a * 0.1111111111111111))) - 0.3333333333333333)) end
function tmp = code(a, rand) tmp = a + ((rand * sqrt((a * 0.1111111111111111))) - 0.3333333333333333); end
code[a_, rand_] := N[(a + N[(N[(rand * N[Sqrt[N[(a * 0.1111111111111111), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] - 0.3333333333333333), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
a + \left(rand \cdot \sqrt{a \cdot 0.1111111111111111} - 0.3333333333333333\right)
\end{array}
Initial program 99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
*-commutative99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
Simplified99.8%
Applied egg-rr99.8%
remove-double-neg99.8%
distribute-rgt-neg-in99.8%
metadata-eval99.8%
associate-/r*99.8%
Simplified99.8%
Taylor expanded in rand around 0 99.5%
associate--l+99.5%
*-commutative99.5%
sub-neg99.5%
metadata-eval99.5%
associate-*r*99.8%
*-commutative99.8%
Simplified99.8%
add-sqr-sqrt99.7%
sqrt-unprod99.8%
*-commutative99.8%
*-commutative99.8%
swap-sqr99.8%
add-sqr-sqrt99.9%
metadata-eval99.9%
Applied egg-rr99.9%
*-commutative99.9%
+-commutative99.9%
distribute-lft-in99.9%
metadata-eval99.9%
Simplified99.9%
Taylor expanded in a around inf 98.9%
Final simplification98.9%
(FPCore (a rand) :precision binary64 (- a (* (* rand -0.3333333333333333) (sqrt a))))
double code(double a, double rand) {
return a - ((rand * -0.3333333333333333) * sqrt(a));
}
real(8) function code(a, rand)
real(8), intent (in) :: a
real(8), intent (in) :: rand
code = a - ((rand * (-0.3333333333333333d0)) * sqrt(a))
end function
public static double code(double a, double rand) {
return a - ((rand * -0.3333333333333333) * Math.sqrt(a));
}
def code(a, rand): return a - ((rand * -0.3333333333333333) * math.sqrt(a))
function code(a, rand) return Float64(a - Float64(Float64(rand * -0.3333333333333333) * sqrt(a))) end
function tmp = code(a, rand) tmp = a - ((rand * -0.3333333333333333) * sqrt(a)); end
code[a_, rand_] := N[(a - N[(N[(rand * -0.3333333333333333), $MachinePrecision] * N[Sqrt[a], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
a - \left(rand \cdot -0.3333333333333333\right) \cdot \sqrt{a}
\end{array}
Initial program 99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
*-commutative99.8%
sub-neg99.8%
metadata-eval99.8%
metadata-eval99.8%
Simplified99.8%
Applied egg-rr99.8%
remove-double-neg99.8%
distribute-rgt-neg-in99.8%
metadata-eval99.8%
associate-/r*99.8%
Simplified99.8%
distribute-rgt-in99.8%
*-un-lft-identity99.8%
metadata-eval99.8%
sub-neg99.8%
associate-+l-99.8%
*-commutative99.8%
clear-num99.8%
un-div-inv99.8%
div-inv99.8%
clear-num99.8%
Applied egg-rr99.8%
Taylor expanded in rand around inf 98.4%
associate-*r*98.8%
sub-neg98.8%
metadata-eval98.8%
+-commutative98.8%
Simplified98.8%
Taylor expanded in a around inf 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 99.8%
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 62.2%
Final simplification62.2%
(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%
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 61.1%
Final simplification61.1%
herbie shell --seed 2023325
(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))))