
(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 8 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) x) (sinh y)))
double code(double x, double y) {
return (sin(x) / x) * sinh(y);
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
code = (sin(x) / x) * sinh(y)
end function
public static double code(double x, double y) {
return (Math.sin(x) / x) * Math.sinh(y);
}
def code(x, y): return (math.sin(x) / x) * math.sinh(y)
function code(x, y) return Float64(Float64(sin(x) / x) * sinh(y)) end
function tmp = code(x, y) tmp = (sin(x) / x) * sinh(y); end
code[x_, y_] := N[(N[(N[Sin[x], $MachinePrecision] / x), $MachinePrecision] * N[Sinh[y], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{\sin x}{x} \cdot \sinh y
\end{array}
Initial program 91.9%
associate-*l/99.9%
Simplified99.9%
Final simplification99.9%
(FPCore (x y) :precision binary64 (if (<= (sinh y) 0.0001) (* (sin x) (/ y x)) (sinh y)))
double code(double x, double y) {
double tmp;
if (sinh(y) <= 0.0001) {
tmp = sin(x) * (y / 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) <= 0.0001d0) then
tmp = sin(x) * (y / 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) <= 0.0001) {
tmp = Math.sin(x) * (y / x);
} else {
tmp = Math.sinh(y);
}
return tmp;
}
def code(x, y): tmp = 0 if math.sinh(y) <= 0.0001: tmp = math.sin(x) * (y / x) else: tmp = math.sinh(y) return tmp
function code(x, y) tmp = 0.0 if (sinh(y) <= 0.0001) tmp = Float64(sin(x) * Float64(y / x)); else tmp = sinh(y); end return tmp end
function tmp_2 = code(x, y) tmp = 0.0; if (sinh(y) <= 0.0001) tmp = sin(x) * (y / x); else tmp = sinh(y); end tmp_2 = tmp; end
code[x_, y_] := If[LessEqual[N[Sinh[y], $MachinePrecision], 0.0001], N[(N[Sin[x], $MachinePrecision] * N[(y / x), $MachinePrecision]), $MachinePrecision], N[Sinh[y], $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;\sinh y \leq 0.0001:\\
\;\;\;\;\sin x \cdot \frac{y}{x}\\
\mathbf{else}:\\
\;\;\;\;\sinh y\\
\end{array}
\end{array}
if (sinh.f64 y) < 1.00000000000000005e-4Initial program 89.2%
*-commutative89.2%
associate-*l/99.8%
*-commutative99.8%
Simplified99.8%
Taylor expanded in y around 0 57.7%
associate-/l*68.4%
associate-/r/76.1%
Simplified76.1%
if 1.00000000000000005e-4 < (sinh.f64 y) Initial program 100.0%
associate-*l/100.0%
Simplified100.0%
Taylor expanded in x around 0 79.7%
Final simplification77.0%
(FPCore (x y) :precision binary64 (if (<= (sinh y) 0.0001) (* (/ (sin x) x) y) (sinh y)))
double code(double x, double y) {
double tmp;
if (sinh(y) <= 0.0001) {
tmp = (sin(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) <= 0.0001d0) then
tmp = (sin(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) <= 0.0001) {
tmp = (Math.sin(x) / x) * y;
} else {
tmp = Math.sinh(y);
}
return tmp;
}
def code(x, y): tmp = 0 if math.sinh(y) <= 0.0001: tmp = (math.sin(x) / x) * y else: tmp = math.sinh(y) return tmp
function code(x, y) tmp = 0.0 if (sinh(y) <= 0.0001) tmp = Float64(Float64(sin(x) / x) * y); else tmp = sinh(y); end return tmp end
function tmp_2 = code(x, y) tmp = 0.0; if (sinh(y) <= 0.0001) tmp = (sin(x) / x) * y; else tmp = sinh(y); end tmp_2 = tmp; end
code[x_, y_] := If[LessEqual[N[Sinh[y], $MachinePrecision], 0.0001], N[(N[(N[Sin[x], $MachinePrecision] / x), $MachinePrecision] * y), $MachinePrecision], N[Sinh[y], $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;\sinh y \leq 0.0001:\\
\;\;\;\;\frac{\sin x}{x} \cdot y\\
\mathbf{else}:\\
\;\;\;\;\sinh y\\
\end{array}
\end{array}
if (sinh.f64 y) < 1.00000000000000005e-4Initial program 89.2%
associate-*l/99.9%
Simplified99.9%
Taylor expanded in y around 0 68.4%
if 1.00000000000000005e-4 < (sinh.f64 y) Initial program 100.0%
associate-*l/100.0%
Simplified100.0%
Taylor expanded in x around 0 79.7%
Final simplification71.2%
(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 91.9%
*-commutative91.9%
associate-*l/99.8%
*-commutative99.8%
Simplified99.8%
Final simplification99.8%
(FPCore (x y) :precision binary64 (sinh y))
double code(double x, double y) {
return sinh(y);
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
code = sinh(y)
end function
public static double code(double x, double y) {
return Math.sinh(y);
}
def code(x, y): return math.sinh(y)
function code(x, y) return sinh(y) end
function tmp = code(x, y) tmp = sinh(y); end
code[x_, y_] := N[Sinh[y], $MachinePrecision]
\begin{array}{l}
\\
\sinh y
\end{array}
Initial program 91.9%
associate-*l/99.9%
Simplified99.9%
Taylor expanded in x around 0 61.1%
Final simplification61.1%
(FPCore (x y) :precision binary64 (if (<= y 2.1) (/ 1.0 (+ (* y -0.16666666666666666) (/ 1.0 y))) (/ (* x y) x)))
double code(double x, double y) {
double tmp;
if (y <= 2.1) {
tmp = 1.0 / ((y * -0.16666666666666666) + (1.0 / y));
} else {
tmp = (x * y) / x;
}
return tmp;
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8) :: tmp
if (y <= 2.1d0) then
tmp = 1.0d0 / ((y * (-0.16666666666666666d0)) + (1.0d0 / y))
else
tmp = (x * y) / x
end if
code = tmp
end function
public static double code(double x, double y) {
double tmp;
if (y <= 2.1) {
tmp = 1.0 / ((y * -0.16666666666666666) + (1.0 / y));
} else {
tmp = (x * y) / x;
}
return tmp;
}
def code(x, y): tmp = 0 if y <= 2.1: tmp = 1.0 / ((y * -0.16666666666666666) + (1.0 / y)) else: tmp = (x * y) / x return tmp
function code(x, y) tmp = 0.0 if (y <= 2.1) tmp = Float64(1.0 / Float64(Float64(y * -0.16666666666666666) + Float64(1.0 / y))); else tmp = Float64(Float64(x * y) / x); end return tmp end
function tmp_2 = code(x, y) tmp = 0.0; if (y <= 2.1) tmp = 1.0 / ((y * -0.16666666666666666) + (1.0 / y)); else tmp = (x * y) / x; end tmp_2 = tmp; end
code[x_, y_] := If[LessEqual[y, 2.1], N[(1.0 / N[(N[(y * -0.16666666666666666), $MachinePrecision] + N[(1.0 / y), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(x * y), $MachinePrecision] / x), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq 2.1:\\
\;\;\;\;\frac{1}{y \cdot -0.16666666666666666 + \frac{1}{y}}\\
\mathbf{else}:\\
\;\;\;\;\frac{x \cdot y}{x}\\
\end{array}
\end{array}
if y < 2.10000000000000009Initial program 89.2%
associate-/l*99.5%
Simplified99.5%
Taylor expanded in y around 0 67.5%
Taylor expanded in x around 0 30.1%
if 2.10000000000000009 < y Initial program 100.0%
Taylor expanded in y around 0 4.8%
Taylor expanded in x around 0 16.3%
*-commutative16.3%
Simplified16.3%
Final simplification26.7%
(FPCore (x y) :precision binary64 (if (<= y 2e-7) y (/ (* x y) x)))
double code(double x, double y) {
double tmp;
if (y <= 2e-7) {
tmp = y;
} else {
tmp = (x * y) / x;
}
return tmp;
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8) :: tmp
if (y <= 2d-7) then
tmp = y
else
tmp = (x * y) / x
end if
code = tmp
end function
public static double code(double x, double y) {
double tmp;
if (y <= 2e-7) {
tmp = y;
} else {
tmp = (x * y) / x;
}
return tmp;
}
def code(x, y): tmp = 0 if y <= 2e-7: tmp = y else: tmp = (x * y) / x return tmp
function code(x, y) tmp = 0.0 if (y <= 2e-7) tmp = y; else tmp = Float64(Float64(x * y) / x); end return tmp end
function tmp_2 = code(x, y) tmp = 0.0; if (y <= 2e-7) tmp = y; else tmp = (x * y) / x; end tmp_2 = tmp; end
code[x_, y_] := If[LessEqual[y, 2e-7], y, N[(N[(x * y), $MachinePrecision] / x), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq 2 \cdot 10^{-7}:\\
\;\;\;\;y\\
\mathbf{else}:\\
\;\;\;\;\frac{x \cdot y}{x}\\
\end{array}
\end{array}
if y < 1.9999999999999999e-7Initial program 89.2%
associate-*l/99.9%
Simplified99.9%
Taylor expanded in y around 0 68.4%
Taylor expanded in x around 0 31.1%
if 1.9999999999999999e-7 < y Initial program 100.0%
Taylor expanded in y around 0 4.8%
Taylor expanded in x around 0 16.3%
*-commutative16.3%
Simplified16.3%
Final simplification27.4%
(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 91.9%
associate-*l/99.9%
Simplified99.9%
Taylor expanded in y around 0 52.5%
Taylor expanded in x around 0 24.5%
Final simplification24.5%
(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]), $MachinePrecision]
\begin{array}{l}
\\
\sin x \cdot \frac{\sinh y}{x}
\end{array}
herbie shell --seed 2024040
(FPCore (x y)
:name "Linear.Quaternion:$ccosh from linear-1.19.1.3"
:precision binary64
:herbie-target
(* (sin x) (/ (sinh y) x))
(/ (* (sin x) (sinh y)) x))