
(FPCore (x y) :precision binary64 (/ (* (sin x) (sinh y)) x))
double code(double x, double y) {
return (sin(x) * sinh(y)) / x;
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
code = (sin(x) * sinh(y)) / x
end function
public static double code(double x, double y) {
return (Math.sin(x) * Math.sinh(y)) / x;
}
def code(x, y): return (math.sin(x) * math.sinh(y)) / x
function code(x, y) return Float64(Float64(sin(x) * sinh(y)) / x) end
function tmp = code(x, y) tmp = (sin(x) * sinh(y)) / x; end
code[x_, y_] := N[(N[(N[Sin[x], $MachinePrecision] * N[Sinh[y], $MachinePrecision]), $MachinePrecision] / x), $MachinePrecision]
\begin{array}{l}
\\
\frac{\sin x \cdot \sinh y}{x}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 6 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y) :precision binary64 (/ (* (sin x) (sinh y)) x))
double code(double x, double y) {
return (sin(x) * sinh(y)) / x;
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
code = (sin(x) * sinh(y)) / x
end function
public static double code(double x, double y) {
return (Math.sin(x) * Math.sinh(y)) / x;
}
def code(x, y): return (math.sin(x) * math.sinh(y)) / x
function code(x, y) return Float64(Float64(sin(x) * sinh(y)) / x) end
function tmp = code(x, y) tmp = (sin(x) * sinh(y)) / x; end
code[x_, y_] := N[(N[(N[Sin[x], $MachinePrecision] * N[Sinh[y], $MachinePrecision]), $MachinePrecision] / x), $MachinePrecision]
\begin{array}{l}
\\
\frac{\sin x \cdot \sinh y}{x}
\end{array}
(FPCore (x y) :precision binary64 (* (sin x) (/ (sinh y) x)))
double code(double x, double y) {
return sin(x) * (sinh(y) / x);
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
code = sin(x) * (sinh(y) / x)
end function
public static double code(double x, double y) {
return Math.sin(x) * (Math.sinh(y) / x);
}
def code(x, y): return math.sin(x) * (math.sinh(y) / x)
function code(x, y) return Float64(sin(x) * Float64(sinh(y) / x)) end
function tmp = code(x, y) tmp = sin(x) * (sinh(y) / x); end
code[x_, y_] := N[(N[Sin[x], $MachinePrecision] * N[(N[Sinh[y], $MachinePrecision] / x), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\sin x \cdot \frac{\sinh y}{x}
\end{array}
Initial program 91.6%
associate-/l*99.9%
Simplified99.9%
(FPCore (x y) :precision binary64 (if (<= (sinh y) 5e-6) (* y (/ (sin x) x)) (/ 1.0 (/ (/ x (sinh y)) x))))
double code(double x, double y) {
double tmp;
if (sinh(y) <= 5e-6) {
tmp = y * (sin(x) / x);
} else {
tmp = 1.0 / ((x / sinh(y)) / x);
}
return tmp;
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8) :: tmp
if (sinh(y) <= 5d-6) then
tmp = y * (sin(x) / x)
else
tmp = 1.0d0 / ((x / sinh(y)) / x)
end if
code = tmp
end function
public static double code(double x, double y) {
double tmp;
if (Math.sinh(y) <= 5e-6) {
tmp = y * (Math.sin(x) / x);
} else {
tmp = 1.0 / ((x / Math.sinh(y)) / x);
}
return tmp;
}
def code(x, y): tmp = 0 if math.sinh(y) <= 5e-6: tmp = y * (math.sin(x) / x) else: tmp = 1.0 / ((x / math.sinh(y)) / x) return tmp
function code(x, y) tmp = 0.0 if (sinh(y) <= 5e-6) tmp = Float64(y * Float64(sin(x) / x)); else tmp = Float64(1.0 / Float64(Float64(x / sinh(y)) / x)); end return tmp end
function tmp_2 = code(x, y) tmp = 0.0; if (sinh(y) <= 5e-6) tmp = y * (sin(x) / x); else tmp = 1.0 / ((x / sinh(y)) / x); end tmp_2 = tmp; end
code[x_, y_] := If[LessEqual[N[Sinh[y], $MachinePrecision], 5e-6], N[(y * N[(N[Sin[x], $MachinePrecision] / x), $MachinePrecision]), $MachinePrecision], N[(1.0 / N[(N[(x / N[Sinh[y], $MachinePrecision]), $MachinePrecision] / x), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;\sinh y \leq 5 \cdot 10^{-6}:\\
\;\;\;\;y \cdot \frac{\sin x}{x}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\frac{\frac{x}{\sinh y}}{x}}\\
\end{array}
\end{array}
if (sinh.f64 y) < 5.00000000000000041e-6Initial program 88.7%
associate-/l*99.8%
Simplified99.8%
Taylor expanded in y around 0 57.4%
associate-/l*68.6%
Simplified68.6%
if 5.00000000000000041e-6 < (sinh.f64 y) Initial program 100.0%
associate-/l*100.0%
Simplified100.0%
associate-*r/100.0%
clear-num100.0%
*-commutative100.0%
associate-/r*100.0%
Applied egg-rr100.0%
Taylor expanded in x around 0 81.5%
(FPCore (x y) :precision binary64 (if (<= (sinh y) 5e-6) (* y (/ (sin x) x)) (sinh y)))
double code(double x, double y) {
double tmp;
if (sinh(y) <= 5e-6) {
tmp = y * (sin(x) / x);
} else {
tmp = sinh(y);
}
return tmp;
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8) :: tmp
if (sinh(y) <= 5d-6) then
tmp = y * (sin(x) / x)
else
tmp = sinh(y)
end if
code = tmp
end function
public static double code(double x, double y) {
double tmp;
if (Math.sinh(y) <= 5e-6) {
tmp = y * (Math.sin(x) / x);
} else {
tmp = Math.sinh(y);
}
return tmp;
}
def code(x, y): tmp = 0 if math.sinh(y) <= 5e-6: tmp = y * (math.sin(x) / x) else: tmp = math.sinh(y) return tmp
function code(x, y) tmp = 0.0 if (sinh(y) <= 5e-6) tmp = Float64(y * Float64(sin(x) / x)); else tmp = sinh(y); end return tmp end
function tmp_2 = code(x, y) tmp = 0.0; if (sinh(y) <= 5e-6) tmp = y * (sin(x) / x); else tmp = sinh(y); end tmp_2 = tmp; end
code[x_, y_] := If[LessEqual[N[Sinh[y], $MachinePrecision], 5e-6], N[(y * N[(N[Sin[x], $MachinePrecision] / x), $MachinePrecision]), $MachinePrecision], N[Sinh[y], $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;\sinh y \leq 5 \cdot 10^{-6}:\\
\;\;\;\;y \cdot \frac{\sin x}{x}\\
\mathbf{else}:\\
\;\;\;\;\sinh y\\
\end{array}
\end{array}
if (sinh.f64 y) < 5.00000000000000041e-6Initial program 88.7%
associate-/l*99.8%
Simplified99.8%
Taylor expanded in y around 0 57.4%
associate-/l*68.6%
Simplified68.6%
if 5.00000000000000041e-6 < (sinh.f64 y) Initial program 100.0%
Taylor expanded in x around 0 81.5%
*-un-lft-identity81.5%
*-commutative81.5%
associate-/l*81.5%
Applied egg-rr81.5%
*-lft-identity81.5%
*-inverses81.5%
*-rgt-identity81.5%
Simplified81.5%
(FPCore (x y) :precision binary64 (if (<= (sinh y) 1e-30) (/ x (/ x y)) (sinh y)))
double code(double x, double y) {
double tmp;
if (sinh(y) <= 1e-30) {
tmp = x / (x / y);
} else {
tmp = sinh(y);
}
return tmp;
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8) :: tmp
if (sinh(y) <= 1d-30) then
tmp = x / (x / y)
else
tmp = sinh(y)
end if
code = tmp
end function
public static double code(double x, double y) {
double tmp;
if (Math.sinh(y) <= 1e-30) {
tmp = x / (x / y);
} else {
tmp = Math.sinh(y);
}
return tmp;
}
def code(x, y): tmp = 0 if math.sinh(y) <= 1e-30: tmp = x / (x / y) else: tmp = math.sinh(y) return tmp
function code(x, y) tmp = 0.0 if (sinh(y) <= 1e-30) tmp = Float64(x / Float64(x / y)); else tmp = sinh(y); end return tmp end
function tmp_2 = code(x, y) tmp = 0.0; if (sinh(y) <= 1e-30) tmp = x / (x / y); else tmp = sinh(y); end tmp_2 = tmp; end
code[x_, y_] := If[LessEqual[N[Sinh[y], $MachinePrecision], 1e-30], N[(x / N[(x / y), $MachinePrecision]), $MachinePrecision], N[Sinh[y], $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;\sinh y \leq 10^{-30}:\\
\;\;\;\;\frac{x}{\frac{x}{y}}\\
\mathbf{else}:\\
\;\;\;\;\sinh y\\
\end{array}
\end{array}
if (sinh.f64 y) < 1e-30Initial program 88.5%
associate-/l*99.8%
Simplified99.8%
clear-num99.1%
associate-/r/99.7%
Applied egg-rr99.7%
Taylor expanded in y around 0 56.7%
associate-*l/75.0%
Simplified75.0%
Taylor expanded in x around 0 57.2%
clear-num58.1%
associate-/r/56.6%
clear-num56.6%
Applied egg-rr56.6%
if 1e-30 < (sinh.f64 y) Initial program 100.0%
Taylor expanded in x around 0 77.1%
*-un-lft-identity77.1%
*-commutative77.1%
associate-/l*77.1%
Applied egg-rr77.1%
*-lft-identity77.1%
*-inverses77.1%
*-rgt-identity77.1%
Simplified77.1%
(FPCore (x y) :precision binary64 (* x (/ y x)))
double code(double x, double y) {
return x * (y / x);
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
code = x * (y / x)
end function
public static double code(double x, double y) {
return x * (y / x);
}
def code(x, y): return x * (y / x)
function code(x, y) return Float64(x * Float64(y / x)) end
function tmp = code(x, y) tmp = x * (y / x); end
code[x_, y_] := N[(x * N[(y / x), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \frac{y}{x}
\end{array}
Initial program 91.6%
associate-/l*99.9%
Simplified99.9%
clear-num99.4%
associate-/r/99.8%
Applied egg-rr99.8%
Taylor expanded in y around 0 44.5%
associate-*l/63.7%
Simplified63.7%
Taylor expanded in x around 0 49.3%
Final simplification49.3%
(FPCore (x y) :precision binary64 y)
double code(double x, double y) {
return y;
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
code = y
end function
public static double code(double x, double y) {
return y;
}
def code(x, y): return y
function code(x, y) return y end
function tmp = code(x, y) tmp = y; end
code[x_, y_] := y
\begin{array}{l}
\\
y
\end{array}
Initial program 91.6%
associate-/l*99.9%
Simplified99.9%
Taylor expanded in y around 0 44.5%
associate-/l*52.9%
Simplified52.9%
Taylor expanded in x around 0 27.6%
(FPCore (x y) :precision binary64 (* (sin x) (/ (sinh y) x)))
double code(double x, double y) {
return sin(x) * (sinh(y) / x);
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
code = sin(x) * (sinh(y) / x)
end function
public static double code(double x, double y) {
return Math.sin(x) * (Math.sinh(y) / x);
}
def code(x, y): return math.sin(x) * (math.sinh(y) / x)
function code(x, y) return Float64(sin(x) * Float64(sinh(y) / x)) end
function tmp = code(x, y) tmp = sin(x) * (sinh(y) / x); end
code[x_, y_] := N[(N[Sin[x], $MachinePrecision] * N[(N[Sinh[y], $MachinePrecision] / x), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\sin x \cdot \frac{\sinh y}{x}
\end{array}
herbie shell --seed 2024118
(FPCore (x y)
:name "Linear.Quaternion:$ccosh from linear-1.19.1.3"
:precision binary64
:alt
(! :herbie-platform default (* (sin x) (/ (sinh y) x)))
(/ (* (sin x) (sinh y)) x))