
(FPCore (x y z t a) :precision binary64 (- (+ x y) (/ (* (- z t) y) (- a t))))
double code(double x, double y, double z, double t, double a) {
return (x + y) - (((z - t) * y) / (a - t));
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
code = (x + y) - (((z - t) * y) / (a - t))
end function
public static double code(double x, double y, double z, double t, double a) {
return (x + y) - (((z - t) * y) / (a - t));
}
def code(x, y, z, t, a): return (x + y) - (((z - t) * y) / (a - t))
function code(x, y, z, t, a) return Float64(Float64(x + y) - Float64(Float64(Float64(z - t) * y) / Float64(a - t))) end
function tmp = code(x, y, z, t, a) tmp = (x + y) - (((z - t) * y) / (a - t)); end
code[x_, y_, z_, t_, a_] := N[(N[(x + y), $MachinePrecision] - N[(N[(N[(z - t), $MachinePrecision] * y), $MachinePrecision] / N[(a - t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(x + y\right) - \frac{\left(z - t\right) \cdot y}{a - t}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 7 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z t a) :precision binary64 (- (+ x y) (/ (* (- z t) y) (- a t))))
double code(double x, double y, double z, double t, double a) {
return (x + y) - (((z - t) * y) / (a - t));
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
code = (x + y) - (((z - t) * y) / (a - t))
end function
public static double code(double x, double y, double z, double t, double a) {
return (x + y) - (((z - t) * y) / (a - t));
}
def code(x, y, z, t, a): return (x + y) - (((z - t) * y) / (a - t))
function code(x, y, z, t, a) return Float64(Float64(x + y) - Float64(Float64(Float64(z - t) * y) / Float64(a - t))) end
function tmp = code(x, y, z, t, a) tmp = (x + y) - (((z - t) * y) / (a - t)); end
code[x_, y_, z_, t_, a_] := N[(N[(x + y), $MachinePrecision] - N[(N[(N[(z - t), $MachinePrecision] * y), $MachinePrecision] / N[(a - t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(x + y\right) - \frac{\left(z - t\right) \cdot y}{a - t}
\end{array}
(FPCore (x y z t a) :precision binary64 (if (<= t -1.95e+158) (- x (/ (* y (- a z)) t)) (if (<= t 1.15e+59) (- (+ x y) (* (/ z (- a t)) y)) (fma y (/ z t) x))))
double code(double x, double y, double z, double t, double a) {
double tmp;
if (t <= -1.95e+158) {
tmp = x - ((y * (a - z)) / t);
} else if (t <= 1.15e+59) {
tmp = (x + y) - ((z / (a - t)) * y);
} else {
tmp = fma(y, (z / t), x);
}
return tmp;
}
function code(x, y, z, t, a) tmp = 0.0 if (t <= -1.95e+158) tmp = Float64(x - Float64(Float64(y * Float64(a - z)) / t)); elseif (t <= 1.15e+59) tmp = Float64(Float64(x + y) - Float64(Float64(z / Float64(a - t)) * y)); else tmp = fma(y, Float64(z / t), x); end return tmp end
code[x_, y_, z_, t_, a_] := If[LessEqual[t, -1.95e+158], N[(x - N[(N[(y * N[(a - z), $MachinePrecision]), $MachinePrecision] / t), $MachinePrecision]), $MachinePrecision], If[LessEqual[t, 1.15e+59], N[(N[(x + y), $MachinePrecision] - N[(N[(z / N[(a - t), $MachinePrecision]), $MachinePrecision] * y), $MachinePrecision]), $MachinePrecision], N[(y * N[(z / t), $MachinePrecision] + x), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;t \leq -1.95 \cdot 10^{+158}:\\
\;\;\;\;x - \frac{y \cdot \left(a - z\right)}{t}\\
\mathbf{elif}\;t \leq 1.15 \cdot 10^{+59}:\\
\;\;\;\;\left(x + y\right) - \frac{z}{a - t} \cdot y\\
\mathbf{else}:\\
\;\;\;\;\mathsf{fma}\left(y, \frac{z}{t}, x\right)\\
\end{array}
\end{array}
if t < -1.95e158Initial program 62.4%
Taylor expanded in t around inf
Applied rewrites87.5%
if -1.95e158 < t < 1.15000000000000004e59Initial program 94.2%
Taylor expanded in z around inf
Applied rewrites95.4%
if 1.15000000000000004e59 < t Initial program 60.0%
Taylor expanded in t around inf
Applied rewrites79.5%
Taylor expanded in a around 0
Applied rewrites79.6%
(FPCore (x y z t a) :precision binary64 (if (or (<= a -1.22e-114) (not (<= a 1e+19))) (- (+ x y) (/ (* z y) a)) (- x (/ (* y (- a z)) t))))
double code(double x, double y, double z, double t, double a) {
double tmp;
if ((a <= -1.22e-114) || !(a <= 1e+19)) {
tmp = (x + y) - ((z * y) / a);
} else {
tmp = x - ((y * (a - z)) / t);
}
return tmp;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
real(8) :: tmp
if ((a <= (-1.22d-114)) .or. (.not. (a <= 1d+19))) then
tmp = (x + y) - ((z * y) / a)
else
tmp = x - ((y * (a - z)) / t)
end if
code = tmp
end function
public static double code(double x, double y, double z, double t, double a) {
double tmp;
if ((a <= -1.22e-114) || !(a <= 1e+19)) {
tmp = (x + y) - ((z * y) / a);
} else {
tmp = x - ((y * (a - z)) / t);
}
return tmp;
}
def code(x, y, z, t, a): tmp = 0 if (a <= -1.22e-114) or not (a <= 1e+19): tmp = (x + y) - ((z * y) / a) else: tmp = x - ((y * (a - z)) / t) return tmp
function code(x, y, z, t, a) tmp = 0.0 if ((a <= -1.22e-114) || !(a <= 1e+19)) tmp = Float64(Float64(x + y) - Float64(Float64(z * y) / a)); else tmp = Float64(x - Float64(Float64(y * Float64(a - z)) / t)); end return tmp end
function tmp_2 = code(x, y, z, t, a) tmp = 0.0; if ((a <= -1.22e-114) || ~((a <= 1e+19))) tmp = (x + y) - ((z * y) / a); else tmp = x - ((y * (a - z)) / t); end tmp_2 = tmp; end
code[x_, y_, z_, t_, a_] := If[Or[LessEqual[a, -1.22e-114], N[Not[LessEqual[a, 1e+19]], $MachinePrecision]], N[(N[(x + y), $MachinePrecision] - N[(N[(z * y), $MachinePrecision] / a), $MachinePrecision]), $MachinePrecision], N[(x - N[(N[(y * N[(a - z), $MachinePrecision]), $MachinePrecision] / t), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;a \leq -1.22 \cdot 10^{-114} \lor \neg \left(a \leq 10^{+19}\right):\\
\;\;\;\;\left(x + y\right) - \frac{z \cdot y}{a}\\
\mathbf{else}:\\
\;\;\;\;x - \frac{y \cdot \left(a - z\right)}{t}\\
\end{array}
\end{array}
if a < -1.22e-114 or 1e19 < a Initial program 86.8%
Taylor expanded in t around 0
Applied rewrites83.5%
if -1.22e-114 < a < 1e19Initial program 73.4%
Taylor expanded in t around inf
Applied rewrites83.9%
Final simplification83.7%
(FPCore (x y z t a) :precision binary64 (if (or (<= a -3.7e-9) (not (<= a 1.65e+25))) (+ y x) (- x (/ (* y (- a z)) t))))
double code(double x, double y, double z, double t, double a) {
double tmp;
if ((a <= -3.7e-9) || !(a <= 1.65e+25)) {
tmp = y + x;
} else {
tmp = x - ((y * (a - z)) / t);
}
return tmp;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
real(8) :: tmp
if ((a <= (-3.7d-9)) .or. (.not. (a <= 1.65d+25))) then
tmp = y + x
else
tmp = x - ((y * (a - z)) / t)
end if
code = tmp
end function
public static double code(double x, double y, double z, double t, double a) {
double tmp;
if ((a <= -3.7e-9) || !(a <= 1.65e+25)) {
tmp = y + x;
} else {
tmp = x - ((y * (a - z)) / t);
}
return tmp;
}
def code(x, y, z, t, a): tmp = 0 if (a <= -3.7e-9) or not (a <= 1.65e+25): tmp = y + x else: tmp = x - ((y * (a - z)) / t) return tmp
function code(x, y, z, t, a) tmp = 0.0 if ((a <= -3.7e-9) || !(a <= 1.65e+25)) tmp = Float64(y + x); else tmp = Float64(x - Float64(Float64(y * Float64(a - z)) / t)); end return tmp end
function tmp_2 = code(x, y, z, t, a) tmp = 0.0; if ((a <= -3.7e-9) || ~((a <= 1.65e+25))) tmp = y + x; else tmp = x - ((y * (a - z)) / t); end tmp_2 = tmp; end
code[x_, y_, z_, t_, a_] := If[Or[LessEqual[a, -3.7e-9], N[Not[LessEqual[a, 1.65e+25]], $MachinePrecision]], N[(y + x), $MachinePrecision], N[(x - N[(N[(y * N[(a - z), $MachinePrecision]), $MachinePrecision] / t), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;a \leq -3.7 \cdot 10^{-9} \lor \neg \left(a \leq 1.65 \cdot 10^{+25}\right):\\
\;\;\;\;y + x\\
\mathbf{else}:\\
\;\;\;\;x - \frac{y \cdot \left(a - z\right)}{t}\\
\end{array}
\end{array}
if a < -3.7e-9 or 1.6500000000000001e25 < a Initial program 86.5%
Taylor expanded in a around inf
Applied rewrites74.5%
if -3.7e-9 < a < 1.6500000000000001e25Initial program 76.4%
Taylor expanded in t around inf
Applied rewrites80.3%
Final simplification77.3%
(FPCore (x y z t a) :precision binary64 (if (<= a -1.25e+60) (+ y x) (if (<= a 8.5e-141) x (if (<= a 1.7e-79) (* y (/ z t)) (+ y x)))))
double code(double x, double y, double z, double t, double a) {
double tmp;
if (a <= -1.25e+60) {
tmp = y + x;
} else if (a <= 8.5e-141) {
tmp = x;
} else if (a <= 1.7e-79) {
tmp = y * (z / t);
} else {
tmp = y + x;
}
return tmp;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
real(8) :: tmp
if (a <= (-1.25d+60)) then
tmp = y + x
else if (a <= 8.5d-141) then
tmp = x
else if (a <= 1.7d-79) then
tmp = y * (z / t)
else
tmp = y + x
end if
code = tmp
end function
public static double code(double x, double y, double z, double t, double a) {
double tmp;
if (a <= -1.25e+60) {
tmp = y + x;
} else if (a <= 8.5e-141) {
tmp = x;
} else if (a <= 1.7e-79) {
tmp = y * (z / t);
} else {
tmp = y + x;
}
return tmp;
}
def code(x, y, z, t, a): tmp = 0 if a <= -1.25e+60: tmp = y + x elif a <= 8.5e-141: tmp = x elif a <= 1.7e-79: tmp = y * (z / t) else: tmp = y + x return tmp
function code(x, y, z, t, a) tmp = 0.0 if (a <= -1.25e+60) tmp = Float64(y + x); elseif (a <= 8.5e-141) tmp = x; elseif (a <= 1.7e-79) tmp = Float64(y * Float64(z / t)); else tmp = Float64(y + x); end return tmp end
function tmp_2 = code(x, y, z, t, a) tmp = 0.0; if (a <= -1.25e+60) tmp = y + x; elseif (a <= 8.5e-141) tmp = x; elseif (a <= 1.7e-79) tmp = y * (z / t); else tmp = y + x; end tmp_2 = tmp; end
code[x_, y_, z_, t_, a_] := If[LessEqual[a, -1.25e+60], N[(y + x), $MachinePrecision], If[LessEqual[a, 8.5e-141], x, If[LessEqual[a, 1.7e-79], N[(y * N[(z / t), $MachinePrecision]), $MachinePrecision], N[(y + x), $MachinePrecision]]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;a \leq -1.25 \cdot 10^{+60}:\\
\;\;\;\;y + x\\
\mathbf{elif}\;a \leq 8.5 \cdot 10^{-141}:\\
\;\;\;\;x\\
\mathbf{elif}\;a \leq 1.7 \cdot 10^{-79}:\\
\;\;\;\;y \cdot \frac{z}{t}\\
\mathbf{else}:\\
\;\;\;\;y + x\\
\end{array}
\end{array}
if a < -1.24999999999999994e60 or 1.69999999999999988e-79 < a Initial program 86.1%
Taylor expanded in a around inf
Applied rewrites72.6%
if -1.24999999999999994e60 < a < 8.50000000000000021e-141Initial program 76.4%
Taylor expanded in x around inf
Applied rewrites62.1%
if 8.50000000000000021e-141 < a < 1.69999999999999988e-79Initial program 76.0%
Taylor expanded in t around inf
Applied rewrites77.0%
Taylor expanded in z around inf
Applied rewrites72.1%
(FPCore (x y z t a) :precision binary64 (if (or (<= a -1.22e-114) (not (<= a 3.2e+24))) (+ y x) (fma y (/ z t) x)))
double code(double x, double y, double z, double t, double a) {
double tmp;
if ((a <= -1.22e-114) || !(a <= 3.2e+24)) {
tmp = y + x;
} else {
tmp = fma(y, (z / t), x);
}
return tmp;
}
function code(x, y, z, t, a) tmp = 0.0 if ((a <= -1.22e-114) || !(a <= 3.2e+24)) tmp = Float64(y + x); else tmp = fma(y, Float64(z / t), x); end return tmp end
code[x_, y_, z_, t_, a_] := If[Or[LessEqual[a, -1.22e-114], N[Not[LessEqual[a, 3.2e+24]], $MachinePrecision]], N[(y + x), $MachinePrecision], N[(y * N[(z / t), $MachinePrecision] + x), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;a \leq -1.22 \cdot 10^{-114} \lor \neg \left(a \leq 3.2 \cdot 10^{+24}\right):\\
\;\;\;\;y + x\\
\mathbf{else}:\\
\;\;\;\;\mathsf{fma}\left(y, \frac{z}{t}, x\right)\\
\end{array}
\end{array}
if a < -1.22e-114 or 3.1999999999999997e24 < a Initial program 86.8%
Taylor expanded in a around inf
Applied rewrites72.1%
if -1.22e-114 < a < 3.1999999999999997e24Initial program 73.4%
Taylor expanded in t around inf
Applied rewrites83.9%
Taylor expanded in a around 0
Applied rewrites82.6%
Final simplification76.1%
(FPCore (x y z t a) :precision binary64 (if (or (<= a -1.25e+60) (not (<= a 1.02e-106))) (+ y x) x))
double code(double x, double y, double z, double t, double a) {
double tmp;
if ((a <= -1.25e+60) || !(a <= 1.02e-106)) {
tmp = y + x;
} else {
tmp = x;
}
return tmp;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
real(8) :: tmp
if ((a <= (-1.25d+60)) .or. (.not. (a <= 1.02d-106))) then
tmp = y + x
else
tmp = x
end if
code = tmp
end function
public static double code(double x, double y, double z, double t, double a) {
double tmp;
if ((a <= -1.25e+60) || !(a <= 1.02e-106)) {
tmp = y + x;
} else {
tmp = x;
}
return tmp;
}
def code(x, y, z, t, a): tmp = 0 if (a <= -1.25e+60) or not (a <= 1.02e-106): tmp = y + x else: tmp = x return tmp
function code(x, y, z, t, a) tmp = 0.0 if ((a <= -1.25e+60) || !(a <= 1.02e-106)) tmp = Float64(y + x); else tmp = x; end return tmp end
function tmp_2 = code(x, y, z, t, a) tmp = 0.0; if ((a <= -1.25e+60) || ~((a <= 1.02e-106))) tmp = y + x; else tmp = x; end tmp_2 = tmp; end
code[x_, y_, z_, t_, a_] := If[Or[LessEqual[a, -1.25e+60], N[Not[LessEqual[a, 1.02e-106]], $MachinePrecision]], N[(y + x), $MachinePrecision], x]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;a \leq -1.25 \cdot 10^{+60} \lor \neg \left(a \leq 1.02 \cdot 10^{-106}\right):\\
\;\;\;\;y + x\\
\mathbf{else}:\\
\;\;\;\;x\\
\end{array}
\end{array}
if a < -1.24999999999999994e60 or 1.02e-106 < a Initial program 85.6%
Taylor expanded in a around inf
Applied rewrites71.0%
if -1.24999999999999994e60 < a < 1.02e-106Initial program 76.6%
Taylor expanded in x around inf
Applied rewrites58.2%
Final simplification65.4%
(FPCore (x y z t a) :precision binary64 x)
double code(double x, double y, double z, double t, double a) {
return x;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
code = x
end function
public static double code(double x, double y, double z, double t, double a) {
return x;
}
def code(x, y, z, t, a): return x
function code(x, y, z, t, a) return x end
function tmp = code(x, y, z, t, a) tmp = x; end
code[x_, y_, z_, t_, a_] := x
\begin{array}{l}
\\
x
\end{array}
Initial program 81.6%
Taylor expanded in x around inf
Applied rewrites51.6%
(FPCore (x y z t a)
:precision binary64
(let* ((t_1 (- (+ y x) (* (* (- z t) (/ 1.0 (- a t))) y)))
(t_2 (- (+ x y) (/ (* (- z t) y) (- a t)))))
(if (< t_2 -1.3664970889390727e-7)
t_1
(if (< t_2 1.4754293444577233e-239)
(/ (- (* y (- a z)) (* x t)) (- a t))
t_1))))
double code(double x, double y, double z, double t, double a) {
double t_1 = (y + x) - (((z - t) * (1.0 / (a - t))) * y);
double t_2 = (x + y) - (((z - t) * y) / (a - t));
double tmp;
if (t_2 < -1.3664970889390727e-7) {
tmp = t_1;
} else if (t_2 < 1.4754293444577233e-239) {
tmp = ((y * (a - z)) - (x * t)) / (a - t);
} else {
tmp = t_1;
}
return tmp;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(x, y, z, t, a)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8), intent (in) :: a
real(8) :: t_1
real(8) :: t_2
real(8) :: tmp
t_1 = (y + x) - (((z - t) * (1.0d0 / (a - t))) * y)
t_2 = (x + y) - (((z - t) * y) / (a - t))
if (t_2 < (-1.3664970889390727d-7)) then
tmp = t_1
else if (t_2 < 1.4754293444577233d-239) then
tmp = ((y * (a - z)) - (x * t)) / (a - t)
else
tmp = t_1
end if
code = tmp
end function
public static double code(double x, double y, double z, double t, double a) {
double t_1 = (y + x) - (((z - t) * (1.0 / (a - t))) * y);
double t_2 = (x + y) - (((z - t) * y) / (a - t));
double tmp;
if (t_2 < -1.3664970889390727e-7) {
tmp = t_1;
} else if (t_2 < 1.4754293444577233e-239) {
tmp = ((y * (a - z)) - (x * t)) / (a - t);
} else {
tmp = t_1;
}
return tmp;
}
def code(x, y, z, t, a): t_1 = (y + x) - (((z - t) * (1.0 / (a - t))) * y) t_2 = (x + y) - (((z - t) * y) / (a - t)) tmp = 0 if t_2 < -1.3664970889390727e-7: tmp = t_1 elif t_2 < 1.4754293444577233e-239: tmp = ((y * (a - z)) - (x * t)) / (a - t) else: tmp = t_1 return tmp
function code(x, y, z, t, a) t_1 = Float64(Float64(y + x) - Float64(Float64(Float64(z - t) * Float64(1.0 / Float64(a - t))) * y)) t_2 = Float64(Float64(x + y) - Float64(Float64(Float64(z - t) * y) / Float64(a - t))) tmp = 0.0 if (t_2 < -1.3664970889390727e-7) tmp = t_1; elseif (t_2 < 1.4754293444577233e-239) tmp = Float64(Float64(Float64(y * Float64(a - z)) - Float64(x * t)) / Float64(a - t)); else tmp = t_1; end return tmp end
function tmp_2 = code(x, y, z, t, a) t_1 = (y + x) - (((z - t) * (1.0 / (a - t))) * y); t_2 = (x + y) - (((z - t) * y) / (a - t)); tmp = 0.0; if (t_2 < -1.3664970889390727e-7) tmp = t_1; elseif (t_2 < 1.4754293444577233e-239) tmp = ((y * (a - z)) - (x * t)) / (a - t); else tmp = t_1; end tmp_2 = tmp; end
code[x_, y_, z_, t_, a_] := Block[{t$95$1 = N[(N[(y + x), $MachinePrecision] - N[(N[(N[(z - t), $MachinePrecision] * N[(1.0 / N[(a - t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * y), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$2 = N[(N[(x + y), $MachinePrecision] - N[(N[(N[(z - t), $MachinePrecision] * y), $MachinePrecision] / N[(a - t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, If[Less[t$95$2, -1.3664970889390727e-7], t$95$1, If[Less[t$95$2, 1.4754293444577233e-239], N[(N[(N[(y * N[(a - z), $MachinePrecision]), $MachinePrecision] - N[(x * t), $MachinePrecision]), $MachinePrecision] / N[(a - t), $MachinePrecision]), $MachinePrecision], t$95$1]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \left(y + x\right) - \left(\left(z - t\right) \cdot \frac{1}{a - t}\right) \cdot y\\
t_2 := \left(x + y\right) - \frac{\left(z - t\right) \cdot y}{a - t}\\
\mathbf{if}\;t\_2 < -1.3664970889390727 \cdot 10^{-7}:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;t\_2 < 1.4754293444577233 \cdot 10^{-239}:\\
\;\;\;\;\frac{y \cdot \left(a - z\right) - x \cdot t}{a - t}\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
herbie shell --seed 2025018
(FPCore (x y z t a)
:name "Graphics.Rendering.Plot.Render.Plot.Axis:renderAxisTick from plot-0.2.3.4, B"
:precision binary64
:alt
(! :herbie-platform default (if (< (- (+ x y) (/ (* (- z t) y) (- a t))) -13664970889390727/100000000000000000000000) (- (+ y x) (* (* (- z t) (/ 1 (- a t))) y)) (if (< (- (+ x y) (/ (* (- z t) y) (- a t))) 14754293444577233/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) (/ (- (* y (- a z)) (* x t)) (- a t)) (- (+ y x) (* (* (- z t) (/ 1 (- a t))) y)))))
(- (+ x y) (/ (* (- z t) y) (- a t))))