b parameter of renormalized beta distribution

Percentage Accurate: 99.9% → 99.9%

Time: 7.7s

Alternatives: 16

Speedup: 1.0×

• 42.7% of points produce a very large (infinite) output. You may want to add a precondition.

Specification

\[\left(0 < m \land 0 < v\right) \land v < 0.25\]

Math

\[\begin{array}{l} \\ \left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \end{array} \]

FPCore

(FPCore (m v) :precision binary64 (* (- (/ (* m (- 1.0 m)) v) 1.0) (- 1.0 m)))

C

double code(double m, double v) {
	return (((m * (1.0 - m)) / v) - 1.0) * (1.0 - m);
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    code = (((m * (1.0d0 - m)) / v) - 1.0d0) * (1.0d0 - m)
end function

Java

public static double code(double m, double v) {
	return (((m * (1.0 - m)) / v) - 1.0) * (1.0 - m);
}

Python

def code(m, v):
	return (((m * (1.0 - m)) / v) - 1.0) * (1.0 - m)

Julia

function code(m, v)
	return Float64(Float64(Float64(Float64(m * Float64(1.0 - m)) / v) - 1.0) * Float64(1.0 - m))
end

MATLAB

function tmp = code(m, v)
	tmp = (((m * (1.0 - m)) / v) - 1.0) * (1.0 - m);
end

Wolfram

code[m_, v_] := N[(N[(N[(N[(m * N[(1.0 - m), $MachinePrecision]), $MachinePrecision] / v), $MachinePrecision] - 1.0), $MachinePrecision] * N[(1.0 - m), $MachinePrecision]), $MachinePrecision]

Initial Program: 99.9% accurate, 1.0× speedup

Math

\[\begin{array}{l} \\ \left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \end{array} \]

FPCore

(FPCore (m v) :precision binary64 (* (- (/ (* m (- 1.0 m)) v) 1.0) (- 1.0 m)))

C

double code(double m, double v) {
	return (((m * (1.0 - m)) / v) - 1.0) * (1.0 - m);
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    code = (((m * (1.0d0 - m)) / v) - 1.0d0) * (1.0d0 - m)
end function

Java

public static double code(double m, double v) {
	return (((m * (1.0 - m)) / v) - 1.0) * (1.0 - m);
}

Python

def code(m, v):
	return (((m * (1.0 - m)) / v) - 1.0) * (1.0 - m)

Julia

function code(m, v)
	return Float64(Float64(Float64(Float64(m * Float64(1.0 - m)) / v) - 1.0) * Float64(1.0 - m))
end

MATLAB

function tmp = code(m, v)
	tmp = (((m * (1.0 - m)) / v) - 1.0) * (1.0 - m);
end

Wolfram

code[m_, v_] := N[(N[(N[(N[(m * N[(1.0 - m), $MachinePrecision]), $MachinePrecision] / v), $MachinePrecision] - 1.0), $MachinePrecision] * N[(1.0 - m), $MachinePrecision]), $MachinePrecision]

Alternative 1: 99.9% accurate, 1.0× speedup

Math

\[\begin{array}{l} \\ \left(1 - m\right) \cdot \left(\frac{m \cdot \left(1 - m\right)}{v} + -1\right) \end{array} \]

FPCore

(FPCore (m v) :precision binary64 (* (- 1.0 m) (+ (/ (* m (- 1.0 m)) v) -1.0)))

C

double code(double m, double v) {
	return (1.0 - m) * (((m * (1.0 - m)) / v) + -1.0);
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    code = (1.0d0 - m) * (((m * (1.0d0 - m)) / v) + (-1.0d0))
end function

Java

public static double code(double m, double v) {
	return (1.0 - m) * (((m * (1.0 - m)) / v) + -1.0);
}

Python

def code(m, v):
	return (1.0 - m) * (((m * (1.0 - m)) / v) + -1.0)

Julia

function code(m, v)
	return Float64(Float64(1.0 - m) * Float64(Float64(Float64(m * Float64(1.0 - m)) / v) + -1.0))
end

MATLAB

function tmp = code(m, v)
	tmp = (1.0 - m) * (((m * (1.0 - m)) / v) + -1.0);
end

Wolfram

code[m_, v_] := N[(N[(1.0 - m), $MachinePrecision] * N[(N[(N[(m * N[(1.0 - m), $MachinePrecision]), $MachinePrecision] / v), $MachinePrecision] + -1.0), $MachinePrecision]), $MachinePrecision]

Derivation

1. Initial program 99.9%

   \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
2. Add Preprocessing

3. Final simplification 99.9%

   \[\leadsto \left(1 - m\right) \cdot \left(\frac{m \cdot \left(1 - m\right)}{v} + -1\right) \]
4. Add Preprocessing

Alternative 2: 99.6% accurate, 0.8× speedup

Math

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;m \leq 3.7 \cdot 10^{-8}:\\ \;\;\;\;\left(1 - m\right) \cdot \left(\frac{m}{v} + -1\right)\\ \mathbf{else}:\\ \;\;\;\;\left(m \cdot \left(1 - m\right)\right) \cdot \frac{1 - m}{v}\\ \end{array} \end{array} \]

FPCore

(FPCore (m v)
 :precision binary64
 (if (<= m 3.7e-8)
   (* (- 1.0 m) (+ (/ m v) -1.0))
   (* (* m (- 1.0 m)) (/ (- 1.0 m) v))))

C

double code(double m, double v) {
	double tmp;
	if (m <= 3.7e-8) {
		tmp = (1.0 - m) * ((m / v) + -1.0);
	} else {
		tmp = (m * (1.0 - m)) * ((1.0 - m) / v);
	}
	return tmp;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    real(8) :: tmp
    if (m <= 3.7d-8) then
        tmp = (1.0d0 - m) * ((m / v) + (-1.0d0))
    else
        tmp = (m * (1.0d0 - m)) * ((1.0d0 - m) / v)
    end if
    code = tmp
end function

Java

public static double code(double m, double v) {
	double tmp;
	if (m <= 3.7e-8) {
		tmp = (1.0 - m) * ((m / v) + -1.0);
	} else {
		tmp = (m * (1.0 - m)) * ((1.0 - m) / v);
	}
	return tmp;
}

Python

def code(m, v):
	tmp = 0
	if m <= 3.7e-8:
		tmp = (1.0 - m) * ((m / v) + -1.0)
	else:
		tmp = (m * (1.0 - m)) * ((1.0 - m) / v)
	return tmp

Julia

function code(m, v)
	tmp = 0.0
	if (m <= 3.7e-8)
		tmp = Float64(Float64(1.0 - m) * Float64(Float64(m / v) + -1.0));
	else
		tmp = Float64(Float64(m * Float64(1.0 - m)) * Float64(Float64(1.0 - m) / v));
	end
	return tmp
end

MATLAB

function tmp_2 = code(m, v)
	tmp = 0.0;
	if (m <= 3.7e-8)
		tmp = (1.0 - m) * ((m / v) + -1.0);
	else
		tmp = (m * (1.0 - m)) * ((1.0 - m) / v);
	end
	tmp_2 = tmp;
end

Wolfram

code[m_, v_] := If[LessEqual[m, 3.7e-8], N[(N[(1.0 - m), $MachinePrecision] * N[(N[(m / v), $MachinePrecision] + -1.0), $MachinePrecision]), $MachinePrecision], N[(N[(m * N[(1.0 - m), $MachinePrecision]), $MachinePrecision] * N[(N[(1.0 - m), $MachinePrecision] / v), $MachinePrecision]), $MachinePrecision]]

Derivation

1. Split input into 2 regimes

2. if m < 3.7e-8

   1. Initial program 100.0%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(\color{blue}{\left(\frac{m}{v}\right)}, 1\right), \mathsf{\_.f64}\left(1, m\right)\right) \]
   4. Step-by-step derivation

      1. /-lowering-/.f64 99.4%

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(\mathsf{/.f64}\left(m, v\right), 1\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

   5. Simplified 99.4%

      \[\leadsto \left(\color{blue}{\frac{m}{v}} - 1\right) \cdot \left(1 - m\right) \]

   if 3.7e-8 < m

   1. Initial program 99.9%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in v around 0

      \[\leadsto \color{blue}{\frac{m \cdot {\left(1 - m\right)}^{2}}{v}} \]
   4. Step-by-step derivation

      1. unpow2 N/A

         \[\leadsto \frac{m \cdot \left(\left(1 - m\right) \cdot \left(1 - m\right)\right)}{v} \]

      2. associate-*r* N/A

         \[\leadsto \frac{\left(m \cdot \left(1 - m\right)\right) \cdot \left(1 - m\right)}{v} \]

      3. associate-/l* N/A

         \[\leadsto \left(m \cdot \left(1 - m\right)\right) \cdot \color{blue}{\frac{1 - m}{v}} \]

      4. div-sub N/A

         \[\leadsto \left(m \cdot \left(1 - m\right)\right) \cdot \left(\frac{1}{v} - \color{blue}{\frac{m}{v}}\right) \]

      5. unsub-neg N/A

         \[\leadsto \left(m \cdot \left(1 - m\right)\right) \cdot \left(\frac{1}{v} + \color{blue}{\left(\mathsf{neg}\left(\frac{m}{v}\right)\right)}\right) \]

      6. mul-1-neg N/A

         \[\leadsto \left(m \cdot \left(1 - m\right)\right) \cdot \left(\frac{1}{v} + -1 \cdot \color{blue}{\frac{m}{v}}\right) \]

      7. +-commutative N/A

         \[\leadsto \left(m \cdot \left(1 - m\right)\right) \cdot \left(-1 \cdot \frac{m}{v} + \color{blue}{\frac{1}{v}}\right) \]

      8. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \left(1 - m\right)\right), \color{blue}{\left(-1 \cdot \frac{m}{v} + \frac{1}{v}\right)}\right) \]

      9. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{*.f64}\left(m, \left(1 - m\right)\right), \left(\color{blue}{-1 \cdot \frac{m}{v}} + \frac{1}{v}\right)\right) \]

      10. --lowering--.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{*.f64}\left(m, \mathsf{\_.f64}\left(1, m\right)\right), \left(-1 \cdot \color{blue}{\frac{m}{v}} + \frac{1}{v}\right)\right) \]

      11. +-commutative N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{*.f64}\left(m, \mathsf{\_.f64}\left(1, m\right)\right), \left(\frac{1}{v} + \color{blue}{-1 \cdot \frac{m}{v}}\right)\right) \]

      12. mul-1-neg N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{*.f64}\left(m, \mathsf{\_.f64}\left(1, m\right)\right), \left(\frac{1}{v} + \left(\mathsf{neg}\left(\frac{m}{v}\right)\right)\right)\right) \]

      13. unsub-neg N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{*.f64}\left(m, \mathsf{\_.f64}\left(1, m\right)\right), \left(\frac{1}{v} - \color{blue}{\frac{m}{v}}\right)\right) \]

      14. div-sub N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{*.f64}\left(m, \mathsf{\_.f64}\left(1, m\right)\right), \left(\frac{1 - m}{\color{blue}{v}}\right)\right) \]

      15. /-lowering-/.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{*.f64}\left(m, \mathsf{\_.f64}\left(1, m\right)\right), \mathsf{/.f64}\left(\left(1 - m\right), \color{blue}{v}\right)\right) \]

      16. --lowering--.f64 99.9%

          \[\leadsto \mathsf{*.f64}\left(\mathsf{*.f64}\left(m, \mathsf{\_.f64}\left(1, m\right)\right), \mathsf{/.f64}\left(\mathsf{\_.f64}\left(1, m\right), v\right)\right) \]

   5. Simplified 99.9%

      \[\leadsto \color{blue}{\left(m \cdot \left(1 - m\right)\right) \cdot \frac{1 - m}{v}} \]
3. Recombined 2 regimes into one program.

4. Final simplification 99.7%

   \[\leadsto \begin{array}{l} \mathbf{if}\;m \leq 3.7 \cdot 10^{-8}:\\ \;\;\;\;\left(1 - m\right) \cdot \left(\frac{m}{v} + -1\right)\\ \mathbf{else}:\\ \;\;\;\;\left(m \cdot \left(1 - m\right)\right) \cdot \frac{1 - m}{v}\\ \end{array} \]
5. Add Preprocessing

Alternative 3: 99.6% accurate, 0.8× speedup

Math

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;m \leq 3.7 \cdot 10^{-8}:\\ \;\;\;\;\left(1 - m\right) \cdot \left(\frac{m}{v} + -1\right)\\ \mathbf{else}:\\ \;\;\;\;m \cdot \left(\left(1 - m\right) \cdot \frac{1 - m}{v}\right)\\ \end{array} \end{array} \]

FPCore

(FPCore (m v)
 :precision binary64
 (if (<= m 3.7e-8)
   (* (- 1.0 m) (+ (/ m v) -1.0))
   (* m (* (- 1.0 m) (/ (- 1.0 m) v)))))

C

double code(double m, double v) {
	double tmp;
	if (m <= 3.7e-8) {
		tmp = (1.0 - m) * ((m / v) + -1.0);
	} else {
		tmp = m * ((1.0 - m) * ((1.0 - m) / v));
	}
	return tmp;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    real(8) :: tmp
    if (m <= 3.7d-8) then
        tmp = (1.0d0 - m) * ((m / v) + (-1.0d0))
    else
        tmp = m * ((1.0d0 - m) * ((1.0d0 - m) / v))
    end if
    code = tmp
end function

Java

public static double code(double m, double v) {
	double tmp;
	if (m <= 3.7e-8) {
		tmp = (1.0 - m) * ((m / v) + -1.0);
	} else {
		tmp = m * ((1.0 - m) * ((1.0 - m) / v));
	}
	return tmp;
}

Python

def code(m, v):
	tmp = 0
	if m <= 3.7e-8:
		tmp = (1.0 - m) * ((m / v) + -1.0)
	else:
		tmp = m * ((1.0 - m) * ((1.0 - m) / v))
	return tmp

Julia

function code(m, v)
	tmp = 0.0
	if (m <= 3.7e-8)
		tmp = Float64(Float64(1.0 - m) * Float64(Float64(m / v) + -1.0));
	else
		tmp = Float64(m * Float64(Float64(1.0 - m) * Float64(Float64(1.0 - m) / v)));
	end
	return tmp
end

MATLAB

function tmp_2 = code(m, v)
	tmp = 0.0;
	if (m <= 3.7e-8)
		tmp = (1.0 - m) * ((m / v) + -1.0);
	else
		tmp = m * ((1.0 - m) * ((1.0 - m) / v));
	end
	tmp_2 = tmp;
end

Wolfram

code[m_, v_] := If[LessEqual[m, 3.7e-8], N[(N[(1.0 - m), $MachinePrecision] * N[(N[(m / v), $MachinePrecision] + -1.0), $MachinePrecision]), $MachinePrecision], N[(m * N[(N[(1.0 - m), $MachinePrecision] * N[(N[(1.0 - m), $MachinePrecision] / v), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]

Derivation

1. Split input into 2 regimes

2. if m < 3.7e-8

   1. Initial program 100.0%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(\color{blue}{\left(\frac{m}{v}\right)}, 1\right), \mathsf{\_.f64}\left(1, m\right)\right) \]
   4. Step-by-step derivation

      1. /-lowering-/.f64 99.4%

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(\mathsf{/.f64}\left(m, v\right), 1\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

   5. Simplified 99.4%

      \[\leadsto \left(\color{blue}{\frac{m}{v}} - 1\right) \cdot \left(1 - m\right) \]

   if 3.7e-8 < m

   1. Initial program 99.9%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around inf

      \[\leadsto \mathsf{*.f64}\left(\color{blue}{\left({m}^{2} \cdot \left(\frac{1}{m \cdot v} - \frac{1}{v}\right)\right)}, \mathsf{\_.f64}\left(1, m\right)\right) \]
   4. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \left(\frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1}{v}\right)\right)\right)\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      2. distribute-lft-in N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + {m}^{2} \cdot \left(\mathsf{neg}\left(\frac{1}{v}\right)\right)\right), \mathsf{\_.f64}\left(\color{blue}{1}, m\right)\right) \]

      3. *-commutative N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1}{v}\right)\right) \cdot {m}^{2}\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      4. unpow2 N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1}{v}\right)\right) \cdot \left(m \cdot m\right)\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      5. associate-*r* N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\left(\mathsf{neg}\left(\frac{1}{v}\right)\right) \cdot m\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      6. distribute-lft-neg-in N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1}{v} \cdot m\right)\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      7. associate-*l/ N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1 \cdot m}{v}\right)\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      8. *-lft-identity N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{m}{v}\right)\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      9. mul-1-neg N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      10. *-commutative N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{1}{m \cdot v} \cdot {m}^{2} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      11. associate-/r* N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{\frac{1}{m}}{v} \cdot {m}^{2} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      12. associate-*l/ N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{\frac{1}{m} \cdot {m}^{2}}{v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      13. unpow2 N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{\frac{1}{m} \cdot \left(m \cdot m\right)}{v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      14. associate-*r* N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{\left(\frac{1}{m} \cdot m\right) \cdot m}{v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      15. lft-mult-inverse N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{1 \cdot m}{v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      16. associate-*l/ N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{1}{v} \cdot m + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      17. distribute-rgt-in N/A

          \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \left(\frac{1}{v} + -1 \cdot \frac{m}{v}\right)\right), \mathsf{\_.f64}\left(\color{blue}{1}, m\right)\right) \]

      18. mul-1-neg N/A

          \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \left(\frac{1}{v} + \left(\mathsf{neg}\left(\frac{m}{v}\right)\right)\right)\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

   5. Simplified 99.9%

      \[\leadsto \color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} \cdot \left(1 - m\right) \]
   6. Step-by-step derivation

      1. associate-/l* N/A

         \[\leadsto \left(m \cdot \frac{1 - m}{v}\right) \cdot \left(\color{blue}{1} - m\right) \]

      2. associate-*l* N/A

         \[\leadsto m \cdot \color{blue}{\left(\frac{1 - m}{v} \cdot \left(1 - m\right)\right)} \]

      3. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \color{blue}{\left(\frac{1 - m}{v} \cdot \left(1 - m\right)\right)}\right) \]

      4. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{*.f64}\left(\left(\frac{1 - m}{v}\right), \color{blue}{\left(1 - m\right)}\right)\right) \]

      5. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{*.f64}\left(\mathsf{/.f64}\left(\left(1 - m\right), v\right), \left(\color{blue}{1} - m\right)\right)\right) \]

      6. --lowering--.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{*.f64}\left(\mathsf{/.f64}\left(\mathsf{\_.f64}\left(1, m\right), v\right), \left(1 - m\right)\right)\right) \]

      7. --lowering--.f64 99.9%

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{*.f64}\left(\mathsf{/.f64}\left(\mathsf{\_.f64}\left(1, m\right), v\right), \mathsf{\_.f64}\left(1, \color{blue}{m}\right)\right)\right) \]

   7. Applied egg-rr 99.9%

      \[\leadsto \color{blue}{m \cdot \left(\frac{1 - m}{v} \cdot \left(1 - m\right)\right)} \]
3. Recombined 2 regimes into one program.

4. Final simplification 99.7%

   \[\leadsto \begin{array}{l} \mathbf{if}\;m \leq 3.7 \cdot 10^{-8}:\\ \;\;\;\;\left(1 - m\right) \cdot \left(\frac{m}{v} + -1\right)\\ \mathbf{else}:\\ \;\;\;\;m \cdot \left(\left(1 - m\right) \cdot \frac{1 - m}{v}\right)\\ \end{array} \]
5. Add Preprocessing

Alternative 4: 98.5% accurate, 0.9× speedup

Math

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;m \leq 1.6:\\ \;\;\;\;\left(1 - m\right) \cdot \left(\frac{m}{v} + -1\right)\\ \mathbf{else}:\\ \;\;\;\;m \cdot \left(\frac{m}{v} \cdot \left(m + -2\right)\right)\\ \end{array} \end{array} \]

FPCore

(FPCore (m v)
 :precision binary64
 (if (<= m 1.6) (* (- 1.0 m) (+ (/ m v) -1.0)) (* m (* (/ m v) (+ m -2.0)))))

C

double code(double m, double v) {
	double tmp;
	if (m <= 1.6) {
		tmp = (1.0 - m) * ((m / v) + -1.0);
	} else {
		tmp = m * ((m / v) * (m + -2.0));
	}
	return tmp;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    real(8) :: tmp
    if (m <= 1.6d0) then
        tmp = (1.0d0 - m) * ((m / v) + (-1.0d0))
    else
        tmp = m * ((m / v) * (m + (-2.0d0)))
    end if
    code = tmp
end function

Java

public static double code(double m, double v) {
	double tmp;
	if (m <= 1.6) {
		tmp = (1.0 - m) * ((m / v) + -1.0);
	} else {
		tmp = m * ((m / v) * (m + -2.0));
	}
	return tmp;
}

Python

def code(m, v):
	tmp = 0
	if m <= 1.6:
		tmp = (1.0 - m) * ((m / v) + -1.0)
	else:
		tmp = m * ((m / v) * (m + -2.0))
	return tmp

Julia

function code(m, v)
	tmp = 0.0
	if (m <= 1.6)
		tmp = Float64(Float64(1.0 - m) * Float64(Float64(m / v) + -1.0));
	else
		tmp = Float64(m * Float64(Float64(m / v) * Float64(m + -2.0)));
	end
	return tmp
end

MATLAB

function tmp_2 = code(m, v)
	tmp = 0.0;
	if (m <= 1.6)
		tmp = (1.0 - m) * ((m / v) + -1.0);
	else
		tmp = m * ((m / v) * (m + -2.0));
	end
	tmp_2 = tmp;
end

Wolfram

code[m_, v_] := If[LessEqual[m, 1.6], N[(N[(1.0 - m), $MachinePrecision] * N[(N[(m / v), $MachinePrecision] + -1.0), $MachinePrecision]), $MachinePrecision], N[(m * N[(N[(m / v), $MachinePrecision] * N[(m + -2.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]

Derivation

1. Split input into 2 regimes

2. if m < 1.6000000000000001

   1. Initial program 100.0%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(\color{blue}{\left(\frac{m}{v}\right)}, 1\right), \mathsf{\_.f64}\left(1, m\right)\right) \]
   4. Step-by-step derivation

      1. /-lowering-/.f64 98.7%

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(\mathsf{/.f64}\left(m, v\right), 1\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

   5. Simplified 98.7%

      \[\leadsto \left(\color{blue}{\frac{m}{v}} - 1\right) \cdot \left(1 - m\right) \]

   if 1.6000000000000001 < m

   1. Initial program 99.9%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around inf

      \[\leadsto \mathsf{*.f64}\left(\color{blue}{\left({m}^{2} \cdot \left(\frac{1}{m \cdot v} - \frac{1}{v}\right)\right)}, \mathsf{\_.f64}\left(1, m\right)\right) \]
   4. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \left(\frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1}{v}\right)\right)\right)\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      2. distribute-lft-in N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + {m}^{2} \cdot \left(\mathsf{neg}\left(\frac{1}{v}\right)\right)\right), \mathsf{\_.f64}\left(\color{blue}{1}, m\right)\right) \]

      3. *-commutative N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1}{v}\right)\right) \cdot {m}^{2}\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      4. unpow2 N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1}{v}\right)\right) \cdot \left(m \cdot m\right)\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      5. associate-*r* N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\left(\mathsf{neg}\left(\frac{1}{v}\right)\right) \cdot m\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      6. distribute-lft-neg-in N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1}{v} \cdot m\right)\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      7. associate-*l/ N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1 \cdot m}{v}\right)\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      8. *-lft-identity N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{m}{v}\right)\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      9. mul-1-neg N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      10. *-commutative N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{1}{m \cdot v} \cdot {m}^{2} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      11. associate-/r* N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{\frac{1}{m}}{v} \cdot {m}^{2} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      12. associate-*l/ N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{\frac{1}{m} \cdot {m}^{2}}{v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      13. unpow2 N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{\frac{1}{m} \cdot \left(m \cdot m\right)}{v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      14. associate-*r* N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{\left(\frac{1}{m} \cdot m\right) \cdot m}{v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      15. lft-mult-inverse N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{1 \cdot m}{v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      16. associate-*l/ N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{1}{v} \cdot m + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      17. distribute-rgt-in N/A

          \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \left(\frac{1}{v} + -1 \cdot \frac{m}{v}\right)\right), \mathsf{\_.f64}\left(\color{blue}{1}, m\right)\right) \]

      18. mul-1-neg N/A

          \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \left(\frac{1}{v} + \left(\mathsf{neg}\left(\frac{m}{v}\right)\right)\right)\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

   5. Simplified 99.9%

      \[\leadsto \color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} \cdot \left(1 - m\right) \]
   6. Step-by-step derivation

      1. associate-/l* N/A

         \[\leadsto \left(m \cdot \frac{1 - m}{v}\right) \cdot \left(\color{blue}{1} - m\right) \]

      2. associate-*l* N/A

         \[\leadsto m \cdot \color{blue}{\left(\frac{1 - m}{v} \cdot \left(1 - m\right)\right)} \]

      3. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \color{blue}{\left(\frac{1 - m}{v} \cdot \left(1 - m\right)\right)}\right) \]

      4. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{*.f64}\left(\left(\frac{1 - m}{v}\right), \color{blue}{\left(1 - m\right)}\right)\right) \]

      5. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{*.f64}\left(\mathsf{/.f64}\left(\left(1 - m\right), v\right), \left(\color{blue}{1} - m\right)\right)\right) \]

      6. --lowering--.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{*.f64}\left(\mathsf{/.f64}\left(\mathsf{\_.f64}\left(1, m\right), v\right), \left(1 - m\right)\right)\right) \]

      7. --lowering--.f64 99.9%

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{*.f64}\left(\mathsf{/.f64}\left(\mathsf{\_.f64}\left(1, m\right), v\right), \mathsf{\_.f64}\left(1, \color{blue}{m}\right)\right)\right) \]

   7. Applied egg-rr 99.9%

      \[\leadsto \color{blue}{m \cdot \left(\frac{1 - m}{v} \cdot \left(1 - m\right)\right)} \]

   8. Taylor expanded in m around inf

      \[\leadsto \mathsf{*.f64}\left(m, \color{blue}{\left({m}^{2} \cdot \left(\frac{1}{v} - 2 \cdot \frac{1}{m \cdot v}\right)\right)}\right) \]
   9. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left({m}^{2} \cdot \left(\frac{1}{v} + \color{blue}{\left(\mathsf{neg}\left(2 \cdot \frac{1}{m \cdot v}\right)\right)}\right)\right)\right) \]

      2. +-commutative N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left({m}^{2} \cdot \left(\left(\mathsf{neg}\left(2 \cdot \frac{1}{m \cdot v}\right)\right) + \color{blue}{\frac{1}{v}}\right)\right)\right) \]

      3. distribute-rgt-in N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(\left(\mathsf{neg}\left(2 \cdot \frac{1}{m \cdot v}\right)\right) \cdot {m}^{2} + \color{blue}{\frac{1}{v} \cdot {m}^{2}}\right)\right) \]

      4. distribute-lft-neg-in N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(\left(\left(\mathsf{neg}\left(2\right)\right) \cdot \frac{1}{m \cdot v}\right) \cdot {m}^{2} + \frac{\color{blue}{1}}{v} \cdot {m}^{2}\right)\right) \]

      5. metadata-eval N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(\left(-2 \cdot \frac{1}{m \cdot v}\right) \cdot {m}^{2} + \frac{1}{v} \cdot {m}^{2}\right)\right) \]

      6. associate-*l* N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(-2 \cdot \left(\frac{1}{m \cdot v} \cdot {m}^{2}\right) + \color{blue}{\frac{1}{v}} \cdot {m}^{2}\right)\right) \]

      7. fma-define N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \color{blue}{\frac{1}{m \cdot v} \cdot {m}^{2}}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      8. *-commutative N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, {m}^{2} \cdot \color{blue}{\frac{1}{m \cdot v}}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      9. associate-/r* N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, {m}^{2} \cdot \frac{\frac{1}{m}}{\color{blue}{v}}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      10. associate-*r/ N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{{m}^{2} \cdot \frac{1}{m}}{\color{blue}{v}}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      11. associate-/l* N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{\frac{{m}^{2} \cdot 1}{m}}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      12. *-rgt-identity N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{\frac{{m}^{2}}{m}}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      13. unpow2 N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{\frac{m \cdot m}{m}}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      14. associate-/l* N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{m \cdot \frac{m}{m}}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      15. *-rgt-identity N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{m \cdot \frac{m \cdot 1}{m}}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      16. associate-*r/ N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{m \cdot \left(m \cdot \frac{1}{m}\right)}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      17. rgt-mult-inverse N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{m \cdot 1}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      18. *-rgt-identity N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{m}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

   10. Simplified 97.9%

       \[\leadsto m \cdot \color{blue}{\left(\frac{m}{v} \cdot \left(m + -2\right)\right)} \]
3. Recombined 2 regimes into one program.

4. Final simplification 98.3%

   \[\leadsto \begin{array}{l} \mathbf{if}\;m \leq 1.6:\\ \;\;\;\;\left(1 - m\right) \cdot \left(\frac{m}{v} + -1\right)\\ \mathbf{else}:\\ \;\;\;\;m \cdot \left(\frac{m}{v} \cdot \left(m + -2\right)\right)\\ \end{array} \]
5. Add Preprocessing

Alternative 5: 98.5% accurate, 0.9× speedup

Math

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;m \leq 2.45:\\ \;\;\;\;\frac{m}{v} + \left(m + -1\right)\\ \mathbf{else}:\\ \;\;\;\;m \cdot \left(\frac{m}{v} \cdot \left(m + -2\right)\right)\\ \end{array} \end{array} \]

FPCore

(FPCore (m v)
 :precision binary64
 (if (<= m 2.45) (+ (/ m v) (+ m -1.0)) (* m (* (/ m v) (+ m -2.0)))))

C

double code(double m, double v) {
	double tmp;
	if (m <= 2.45) {
		tmp = (m / v) + (m + -1.0);
	} else {
		tmp = m * ((m / v) * (m + -2.0));
	}
	return tmp;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    real(8) :: tmp
    if (m <= 2.45d0) then
        tmp = (m / v) + (m + (-1.0d0))
    else
        tmp = m * ((m / v) * (m + (-2.0d0)))
    end if
    code = tmp
end function

Java

public static double code(double m, double v) {
	double tmp;
	if (m <= 2.45) {
		tmp = (m / v) + (m + -1.0);
	} else {
		tmp = m * ((m / v) * (m + -2.0));
	}
	return tmp;
}

Python

def code(m, v):
	tmp = 0
	if m <= 2.45:
		tmp = (m / v) + (m + -1.0)
	else:
		tmp = m * ((m / v) * (m + -2.0))
	return tmp

Julia

function code(m, v)
	tmp = 0.0
	if (m <= 2.45)
		tmp = Float64(Float64(m / v) + Float64(m + -1.0));
	else
		tmp = Float64(m * Float64(Float64(m / v) * Float64(m + -2.0)));
	end
	return tmp
end

MATLAB

function tmp_2 = code(m, v)
	tmp = 0.0;
	if (m <= 2.45)
		tmp = (m / v) + (m + -1.0);
	else
		tmp = m * ((m / v) * (m + -2.0));
	end
	tmp_2 = tmp;
end

Wolfram

code[m_, v_] := If[LessEqual[m, 2.45], N[(N[(m / v), $MachinePrecision] + N[(m + -1.0), $MachinePrecision]), $MachinePrecision], N[(m * N[(N[(m / v), $MachinePrecision] * N[(m + -2.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]

Derivation

1. Split input into 2 regimes

2. if m < 2.4500000000000002

   1. Initial program 100.0%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \color{blue}{m \cdot \left(1 + \frac{1}{v}\right) - 1} \]
   4. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)} \]

      2. metadata-eval N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + -1 \]

      3. +-commutative N/A

         \[\leadsto -1 + \color{blue}{m \cdot \left(1 + \frac{1}{v}\right)} \]

      4. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{\left(m \cdot \left(1 + \frac{1}{v}\right)\right)}\right) \]

      5. distribute-lft-in N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m \cdot 1 + \color{blue}{m \cdot \frac{1}{v}}\right)\right) \]

      6. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \color{blue}{m} \cdot \frac{1}{v}\right)\right) \]

      7. associate-*r/ N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m \cdot 1}{\color{blue}{v}}\right)\right) \]

      8. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m}{v}\right)\right) \]

      9. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \color{blue}{\left(\frac{m}{v}\right)}\right)\right) \]

      10. /-lowering-/.f64 98.6%

          \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \mathsf{/.f64}\left(m, \color{blue}{v}\right)\right)\right) \]

   5. Simplified 98.6%

      \[\leadsto \color{blue}{-1 + \left(m + \frac{m}{v}\right)} \]
   6. Step-by-step derivation

      1. +-commutative N/A

         \[\leadsto \left(m + \frac{m}{v}\right) + \color{blue}{-1} \]

      2. +-commutative N/A

         \[\leadsto \left(\frac{m}{v} + m\right) + -1 \]

      3. associate-+l+ N/A

         \[\leadsto \frac{m}{v} + \color{blue}{\left(m + -1\right)} \]

      4. metadata-eval N/A

         \[\leadsto \frac{m}{v} + \left(m + \left(\mathsf{neg}\left(1\right)\right)\right) \]

      5. sub-neg N/A

         \[\leadsto \frac{m}{v} + \left(m - \color{blue}{1}\right) \]

      6. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(\left(\frac{m}{v}\right), \color{blue}{\left(m - 1\right)}\right) \]

      7. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \left(\color{blue}{m} - 1\right)\right) \]

      8. sub-neg N/A

         \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \left(m + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)}\right)\right) \]

      9. metadata-eval N/A

         \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \left(m + -1\right)\right) \]

      10. +-lowering-+.f64 98.6%

          \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \mathsf{+.f64}\left(m, \color{blue}{-1}\right)\right) \]

   7. Applied egg-rr 98.6%

      \[\leadsto \color{blue}{\frac{m}{v} + \left(m + -1\right)} \]

   if 2.4500000000000002 < m

   1. Initial program 99.9%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around inf

      \[\leadsto \mathsf{*.f64}\left(\color{blue}{\left({m}^{2} \cdot \left(\frac{1}{m \cdot v} - \frac{1}{v}\right)\right)}, \mathsf{\_.f64}\left(1, m\right)\right) \]
   4. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \left(\frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1}{v}\right)\right)\right)\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      2. distribute-lft-in N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + {m}^{2} \cdot \left(\mathsf{neg}\left(\frac{1}{v}\right)\right)\right), \mathsf{\_.f64}\left(\color{blue}{1}, m\right)\right) \]

      3. *-commutative N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1}{v}\right)\right) \cdot {m}^{2}\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      4. unpow2 N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1}{v}\right)\right) \cdot \left(m \cdot m\right)\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      5. associate-*r* N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\left(\mathsf{neg}\left(\frac{1}{v}\right)\right) \cdot m\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      6. distribute-lft-neg-in N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1}{v} \cdot m\right)\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      7. associate-*l/ N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{1 \cdot m}{v}\right)\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      8. *-lft-identity N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(\mathsf{neg}\left(\frac{m}{v}\right)\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      9. mul-1-neg N/A

         \[\leadsto \mathsf{*.f64}\left(\left({m}^{2} \cdot \frac{1}{m \cdot v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      10. *-commutative N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{1}{m \cdot v} \cdot {m}^{2} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      11. associate-/r* N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{\frac{1}{m}}{v} \cdot {m}^{2} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      12. associate-*l/ N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{\frac{1}{m} \cdot {m}^{2}}{v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      13. unpow2 N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{\frac{1}{m} \cdot \left(m \cdot m\right)}{v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      14. associate-*r* N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{\left(\frac{1}{m} \cdot m\right) \cdot m}{v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      15. lft-mult-inverse N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{1 \cdot m}{v} + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      16. associate-*l/ N/A

          \[\leadsto \mathsf{*.f64}\left(\left(\frac{1}{v} \cdot m + \left(-1 \cdot \frac{m}{v}\right) \cdot m\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

      17. distribute-rgt-in N/A

          \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \left(\frac{1}{v} + -1 \cdot \frac{m}{v}\right)\right), \mathsf{\_.f64}\left(\color{blue}{1}, m\right)\right) \]

      18. mul-1-neg N/A

          \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \left(\frac{1}{v} + \left(\mathsf{neg}\left(\frac{m}{v}\right)\right)\right)\right), \mathsf{\_.f64}\left(1, m\right)\right) \]

   5. Simplified 99.9%

      \[\leadsto \color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} \cdot \left(1 - m\right) \]
   6. Step-by-step derivation

      1. associate-/l* N/A

         \[\leadsto \left(m \cdot \frac{1 - m}{v}\right) \cdot \left(\color{blue}{1} - m\right) \]

      2. associate-*l* N/A

         \[\leadsto m \cdot \color{blue}{\left(\frac{1 - m}{v} \cdot \left(1 - m\right)\right)} \]

      3. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \color{blue}{\left(\frac{1 - m}{v} \cdot \left(1 - m\right)\right)}\right) \]

      4. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{*.f64}\left(\left(\frac{1 - m}{v}\right), \color{blue}{\left(1 - m\right)}\right)\right) \]

      5. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{*.f64}\left(\mathsf{/.f64}\left(\left(1 - m\right), v\right), \left(\color{blue}{1} - m\right)\right)\right) \]

      6. --lowering--.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{*.f64}\left(\mathsf{/.f64}\left(\mathsf{\_.f64}\left(1, m\right), v\right), \left(1 - m\right)\right)\right) \]

      7. --lowering--.f64 99.9%

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{*.f64}\left(\mathsf{/.f64}\left(\mathsf{\_.f64}\left(1, m\right), v\right), \mathsf{\_.f64}\left(1, \color{blue}{m}\right)\right)\right) \]

   7. Applied egg-rr 99.9%

      \[\leadsto \color{blue}{m \cdot \left(\frac{1 - m}{v} \cdot \left(1 - m\right)\right)} \]

   8. Taylor expanded in m around inf

      \[\leadsto \mathsf{*.f64}\left(m, \color{blue}{\left({m}^{2} \cdot \left(\frac{1}{v} - 2 \cdot \frac{1}{m \cdot v}\right)\right)}\right) \]
   9. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left({m}^{2} \cdot \left(\frac{1}{v} + \color{blue}{\left(\mathsf{neg}\left(2 \cdot \frac{1}{m \cdot v}\right)\right)}\right)\right)\right) \]

      2. +-commutative N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left({m}^{2} \cdot \left(\left(\mathsf{neg}\left(2 \cdot \frac{1}{m \cdot v}\right)\right) + \color{blue}{\frac{1}{v}}\right)\right)\right) \]

      3. distribute-rgt-in N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(\left(\mathsf{neg}\left(2 \cdot \frac{1}{m \cdot v}\right)\right) \cdot {m}^{2} + \color{blue}{\frac{1}{v} \cdot {m}^{2}}\right)\right) \]

      4. distribute-lft-neg-in N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(\left(\left(\mathsf{neg}\left(2\right)\right) \cdot \frac{1}{m \cdot v}\right) \cdot {m}^{2} + \frac{\color{blue}{1}}{v} \cdot {m}^{2}\right)\right) \]

      5. metadata-eval N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(\left(-2 \cdot \frac{1}{m \cdot v}\right) \cdot {m}^{2} + \frac{1}{v} \cdot {m}^{2}\right)\right) \]

      6. associate-*l* N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(-2 \cdot \left(\frac{1}{m \cdot v} \cdot {m}^{2}\right) + \color{blue}{\frac{1}{v}} \cdot {m}^{2}\right)\right) \]

      7. fma-define N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \color{blue}{\frac{1}{m \cdot v} \cdot {m}^{2}}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      8. *-commutative N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, {m}^{2} \cdot \color{blue}{\frac{1}{m \cdot v}}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      9. associate-/r* N/A

         \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, {m}^{2} \cdot \frac{\frac{1}{m}}{\color{blue}{v}}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      10. associate-*r/ N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{{m}^{2} \cdot \frac{1}{m}}{\color{blue}{v}}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      11. associate-/l* N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{\frac{{m}^{2} \cdot 1}{m}}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      12. *-rgt-identity N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{\frac{{m}^{2}}{m}}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      13. unpow2 N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{\frac{m \cdot m}{m}}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      14. associate-/l* N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{m \cdot \frac{m}{m}}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      15. *-rgt-identity N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{m \cdot \frac{m \cdot 1}{m}}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      16. associate-*r/ N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{m \cdot \left(m \cdot \frac{1}{m}\right)}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      17. rgt-mult-inverse N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{m \cdot 1}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

      18. *-rgt-identity N/A

          \[\leadsto \mathsf{*.f64}\left(m, \left(\mathsf{fma}\left(-2, \frac{m}{v}, \frac{1}{v} \cdot {m}^{2}\right)\right)\right) \]

   10. Simplified 97.9%

       \[\leadsto m \cdot \color{blue}{\left(\frac{m}{v} \cdot \left(m + -2\right)\right)} \]
3. Recombined 2 regimes into one program.
4. Add Preprocessing

Alternative 6: 98.0% accurate, 1.1× speedup

Math

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;m \leq 2.6:\\ \;\;\;\;\frac{m}{v} + \left(m + -1\right)\\ \mathbf{else}:\\ \;\;\;\;\frac{m \cdot \left(m \cdot m\right)}{v}\\ \end{array} \end{array} \]

FPCore

(FPCore (m v)
 :precision binary64
 (if (<= m 2.6) (+ (/ m v) (+ m -1.0)) (/ (* m (* m m)) v)))

C

double code(double m, double v) {
	double tmp;
	if (m <= 2.6) {
		tmp = (m / v) + (m + -1.0);
	} else {
		tmp = (m * (m * m)) / v;
	}
	return tmp;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    real(8) :: tmp
    if (m <= 2.6d0) then
        tmp = (m / v) + (m + (-1.0d0))
    else
        tmp = (m * (m * m)) / v
    end if
    code = tmp
end function

Java

public static double code(double m, double v) {
	double tmp;
	if (m <= 2.6) {
		tmp = (m / v) + (m + -1.0);
	} else {
		tmp = (m * (m * m)) / v;
	}
	return tmp;
}

Python

def code(m, v):
	tmp = 0
	if m <= 2.6:
		tmp = (m / v) + (m + -1.0)
	else:
		tmp = (m * (m * m)) / v
	return tmp

Julia

function code(m, v)
	tmp = 0.0
	if (m <= 2.6)
		tmp = Float64(Float64(m / v) + Float64(m + -1.0));
	else
		tmp = Float64(Float64(m * Float64(m * m)) / v);
	end
	return tmp
end

MATLAB

function tmp_2 = code(m, v)
	tmp = 0.0;
	if (m <= 2.6)
		tmp = (m / v) + (m + -1.0);
	else
		tmp = (m * (m * m)) / v;
	end
	tmp_2 = tmp;
end

Wolfram

code[m_, v_] := If[LessEqual[m, 2.6], N[(N[(m / v), $MachinePrecision] + N[(m + -1.0), $MachinePrecision]), $MachinePrecision], N[(N[(m * N[(m * m), $MachinePrecision]), $MachinePrecision] / v), $MachinePrecision]]

Derivation

1. Split input into 2 regimes

2. if m < 2.60000000000000009

   1. Initial program 100.0%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \color{blue}{m \cdot \left(1 + \frac{1}{v}\right) - 1} \]
   4. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)} \]

      2. metadata-eval N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + -1 \]

      3. +-commutative N/A

         \[\leadsto -1 + \color{blue}{m \cdot \left(1 + \frac{1}{v}\right)} \]

      4. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{\left(m \cdot \left(1 + \frac{1}{v}\right)\right)}\right) \]

      5. distribute-lft-in N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m \cdot 1 + \color{blue}{m \cdot \frac{1}{v}}\right)\right) \]

      6. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \color{blue}{m} \cdot \frac{1}{v}\right)\right) \]

      7. associate-*r/ N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m \cdot 1}{\color{blue}{v}}\right)\right) \]

      8. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m}{v}\right)\right) \]

      9. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \color{blue}{\left(\frac{m}{v}\right)}\right)\right) \]

      10. /-lowering-/.f64 98.6%

          \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \mathsf{/.f64}\left(m, \color{blue}{v}\right)\right)\right) \]

   5. Simplified 98.6%

      \[\leadsto \color{blue}{-1 + \left(m + \frac{m}{v}\right)} \]
   6. Step-by-step derivation

      1. +-commutative N/A

         \[\leadsto \left(m + \frac{m}{v}\right) + \color{blue}{-1} \]

      2. +-commutative N/A

         \[\leadsto \left(\frac{m}{v} + m\right) + -1 \]

      3. associate-+l+ N/A

         \[\leadsto \frac{m}{v} + \color{blue}{\left(m + -1\right)} \]

      4. metadata-eval N/A

         \[\leadsto \frac{m}{v} + \left(m + \left(\mathsf{neg}\left(1\right)\right)\right) \]

      5. sub-neg N/A

         \[\leadsto \frac{m}{v} + \left(m - \color{blue}{1}\right) \]

      6. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(\left(\frac{m}{v}\right), \color{blue}{\left(m - 1\right)}\right) \]

      7. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \left(\color{blue}{m} - 1\right)\right) \]

      8. sub-neg N/A

         \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \left(m + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)}\right)\right) \]

      9. metadata-eval N/A

         \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \left(m + -1\right)\right) \]

      10. +-lowering-+.f64 98.6%

          \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \mathsf{+.f64}\left(m, \color{blue}{-1}\right)\right) \]

   7. Applied egg-rr 98.6%

      \[\leadsto \color{blue}{\frac{m}{v} + \left(m + -1\right)} \]

   if 2.60000000000000009 < m

   1. Initial program 99.9%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around inf

      \[\leadsto \color{blue}{\frac{{m}^{3}}{v}} \]
   4. Step-by-step derivation

      1. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{/.f64}\left(\left({m}^{3}\right), \color{blue}{v}\right) \]

      2. cube-mult N/A

         \[\leadsto \mathsf{/.f64}\left(\left(m \cdot \left(m \cdot m\right)\right), v\right) \]

      3. unpow2 N/A

         \[\leadsto \mathsf{/.f64}\left(\left(m \cdot {m}^{2}\right), v\right) \]

      4. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{/.f64}\left(\mathsf{*.f64}\left(m, \left({m}^{2}\right)\right), v\right) \]

      5. unpow2 N/A

         \[\leadsto \mathsf{/.f64}\left(\mathsf{*.f64}\left(m, \left(m \cdot m\right)\right), v\right) \]

      6. *-lowering-*.f64 97.0%

         \[\leadsto \mathsf{/.f64}\left(\mathsf{*.f64}\left(m, \mathsf{*.f64}\left(m, m\right)\right), v\right) \]

   5. Simplified 97.0%

      \[\leadsto \color{blue}{\frac{m \cdot \left(m \cdot m\right)}{v}} \]
3. Recombined 2 regimes into one program.
4. Add Preprocessing

Alternative 7: 98.0% accurate, 1.1× speedup

Math

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;m \leq 2.6:\\ \;\;\;\;\frac{m}{v} + \left(m + -1\right)\\ \mathbf{else}:\\ \;\;\;\;\frac{m \cdot m}{\frac{v}{m}}\\ \end{array} \end{array} \]

FPCore

(FPCore (m v)
 :precision binary64
 (if (<= m 2.6) (+ (/ m v) (+ m -1.0)) (/ (* m m) (/ v m))))

C

double code(double m, double v) {
	double tmp;
	if (m <= 2.6) {
		tmp = (m / v) + (m + -1.0);
	} else {
		tmp = (m * m) / (v / m);
	}
	return tmp;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    real(8) :: tmp
    if (m <= 2.6d0) then
        tmp = (m / v) + (m + (-1.0d0))
    else
        tmp = (m * m) / (v / m)
    end if
    code = tmp
end function

Java

public static double code(double m, double v) {
	double tmp;
	if (m <= 2.6) {
		tmp = (m / v) + (m + -1.0);
	} else {
		tmp = (m * m) / (v / m);
	}
	return tmp;
}

Python

def code(m, v):
	tmp = 0
	if m <= 2.6:
		tmp = (m / v) + (m + -1.0)
	else:
		tmp = (m * m) / (v / m)
	return tmp

Julia

function code(m, v)
	tmp = 0.0
	if (m <= 2.6)
		tmp = Float64(Float64(m / v) + Float64(m + -1.0));
	else
		tmp = Float64(Float64(m * m) / Float64(v / m));
	end
	return tmp
end

MATLAB

function tmp_2 = code(m, v)
	tmp = 0.0;
	if (m <= 2.6)
		tmp = (m / v) + (m + -1.0);
	else
		tmp = (m * m) / (v / m);
	end
	tmp_2 = tmp;
end

Wolfram

code[m_, v_] := If[LessEqual[m, 2.6], N[(N[(m / v), $MachinePrecision] + N[(m + -1.0), $MachinePrecision]), $MachinePrecision], N[(N[(m * m), $MachinePrecision] / N[(v / m), $MachinePrecision]), $MachinePrecision]]

Derivation

1. Split input into 2 regimes

2. if m < 2.60000000000000009

   1. Initial program 100.0%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \color{blue}{m \cdot \left(1 + \frac{1}{v}\right) - 1} \]
   4. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)} \]

      2. metadata-eval N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + -1 \]

      3. +-commutative N/A

         \[\leadsto -1 + \color{blue}{m \cdot \left(1 + \frac{1}{v}\right)} \]

      4. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{\left(m \cdot \left(1 + \frac{1}{v}\right)\right)}\right) \]

      5. distribute-lft-in N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m \cdot 1 + \color{blue}{m \cdot \frac{1}{v}}\right)\right) \]

      6. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \color{blue}{m} \cdot \frac{1}{v}\right)\right) \]

      7. associate-*r/ N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m \cdot 1}{\color{blue}{v}}\right)\right) \]

      8. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m}{v}\right)\right) \]

      9. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \color{blue}{\left(\frac{m}{v}\right)}\right)\right) \]

      10. /-lowering-/.f64 98.6%

          \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \mathsf{/.f64}\left(m, \color{blue}{v}\right)\right)\right) \]

   5. Simplified 98.6%

      \[\leadsto \color{blue}{-1 + \left(m + \frac{m}{v}\right)} \]
   6. Step-by-step derivation

      1. +-commutative N/A

         \[\leadsto \left(m + \frac{m}{v}\right) + \color{blue}{-1} \]

      2. +-commutative N/A

         \[\leadsto \left(\frac{m}{v} + m\right) + -1 \]

      3. associate-+l+ N/A

         \[\leadsto \frac{m}{v} + \color{blue}{\left(m + -1\right)} \]

      4. metadata-eval N/A

         \[\leadsto \frac{m}{v} + \left(m + \left(\mathsf{neg}\left(1\right)\right)\right) \]

      5. sub-neg N/A

         \[\leadsto \frac{m}{v} + \left(m - \color{blue}{1}\right) \]

      6. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(\left(\frac{m}{v}\right), \color{blue}{\left(m - 1\right)}\right) \]

      7. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \left(\color{blue}{m} - 1\right)\right) \]

      8. sub-neg N/A

         \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \left(m + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)}\right)\right) \]

      9. metadata-eval N/A

         \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \left(m + -1\right)\right) \]

      10. +-lowering-+.f64 98.6%

          \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \mathsf{+.f64}\left(m, \color{blue}{-1}\right)\right) \]

   7. Applied egg-rr 98.6%

      \[\leadsto \color{blue}{\frac{m}{v} + \left(m + -1\right)} \]

   if 2.60000000000000009 < m

   1. Initial program 99.9%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing
   3. Step-by-step derivation

      1. *-commutative N/A

         \[\leadsto \left(1 - m\right) \cdot \color{blue}{\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right)} \]

      2. flip-- N/A

         \[\leadsto \frac{1 \cdot 1 - m \cdot m}{1 + m} \cdot \left(\color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} - 1\right) \]

      3. associate-*l/ N/A

         \[\leadsto \frac{\left(1 \cdot 1 - m \cdot m\right) \cdot \left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right)}{\color{blue}{1 + m}} \]

      4. associate-/l* N/A

         \[\leadsto \left(1 \cdot 1 - m \cdot m\right) \cdot \color{blue}{\frac{\frac{m \cdot \left(1 - m\right)}{v} - 1}{1 + m}} \]

      5. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\left(1 \cdot 1 - m \cdot m\right), \color{blue}{\left(\frac{\frac{m \cdot \left(1 - m\right)}{v} - 1}{1 + m}\right)}\right) \]

      6. metadata-eval N/A

         \[\leadsto \mathsf{*.f64}\left(\left(1 - m \cdot m\right), \left(\frac{\color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} - 1}{1 + m}\right)\right) \]

      7. --lowering--.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \left(m \cdot m\right)\right), \left(\frac{\color{blue}{\frac{m \cdot \left(1 - m\right)}{v} - 1}}{1 + m}\right)\right) \]

      8. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \left(\frac{\frac{m \cdot \left(1 - m\right)}{v} - \color{blue}{1}}{1 + m}\right)\right) \]

      9. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right), \color{blue}{\left(1 + m\right)}\right)\right) \]

      10. sub-neg N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v} + \left(\mathsf{neg}\left(1\right)\right)\right), \left(\color{blue}{1} + m\right)\right)\right) \]

      11. +-lowering-+.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(\color{blue}{1} + m\right)\right)\right) \]

      12. associate-/l* N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(m \cdot \frac{1 - m}{v}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      13. clear-num N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(m \cdot \frac{1}{\frac{v}{1 - m}}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      14. un-div-inv N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(\frac{m}{\frac{v}{1 - m}}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      15. /-lowering-/.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \left(\frac{v}{1 - m}\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      16. /-lowering-/.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \left(1 - m\right)\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      17. --lowering--.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      18. metadata-eval N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \left(1 + m\right)\right)\right) \]

      19. +-commutative N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \left(m + \color{blue}{1}\right)\right)\right) \]

      20. +-lowering-+.f64 99.9%

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \mathsf{+.f64}\left(m, \color{blue}{1}\right)\right)\right) \]

   4. Applied egg-rr 99.9%

      \[\leadsto \color{blue}{\left(1 - m \cdot m\right) \cdot \frac{\frac{m}{\frac{v}{1 - m}} + -1}{m + 1}} \]

   5. Taylor expanded in m around inf

      \[\leadsto \color{blue}{\frac{{m}^{3}}{v}} \]
   6. Step-by-step derivation

      1. cube-mult N/A

         \[\leadsto \frac{m \cdot \left(m \cdot m\right)}{v} \]

      2. unpow2 N/A

         \[\leadsto \frac{m \cdot {m}^{2}}{v} \]

      3. associate-/l* N/A

         \[\leadsto m \cdot \color{blue}{\frac{{m}^{2}}{v}} \]

      4. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \color{blue}{\left(\frac{{m}^{2}}{v}\right)}\right) \]

      5. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\left({m}^{2}\right), \color{blue}{v}\right)\right) \]

      6. unpow2 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\left(m \cdot m\right), v\right)\right) \]

      7. *-lowering-*.f64 96.9%

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\mathsf{*.f64}\left(m, m\right), v\right)\right) \]

   7. Simplified 96.9%

      \[\leadsto \color{blue}{m \cdot \frac{m \cdot m}{v}} \]
   8. Step-by-step derivation

      1. associate-/l* N/A

         \[\leadsto m \cdot \left(m \cdot \color{blue}{\frac{m}{v}}\right) \]

      2. associate-*r* N/A

         \[\leadsto \left(m \cdot m\right) \cdot \color{blue}{\frac{m}{v}} \]

      3. clear-num N/A

         \[\leadsto \left(m \cdot m\right) \cdot \frac{1}{\color{blue}{\frac{v}{m}}} \]

      4. un-div-inv N/A

         \[\leadsto \frac{m \cdot m}{\color{blue}{\frac{v}{m}}} \]

      5. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{/.f64}\left(\left(m \cdot m\right), \color{blue}{\left(\frac{v}{m}\right)}\right) \]

      6. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{/.f64}\left(\mathsf{*.f64}\left(m, m\right), \left(\frac{\color{blue}{v}}{m}\right)\right) \]

      7. /-lowering-/.f64 97.0%

         \[\leadsto \mathsf{/.f64}\left(\mathsf{*.f64}\left(m, m\right), \mathsf{/.f64}\left(v, \color{blue}{m}\right)\right) \]

   9. Applied egg-rr 97.0%

      \[\leadsto \color{blue}{\frac{m \cdot m}{\frac{v}{m}}} \]
3. Recombined 2 regimes into one program.
4. Add Preprocessing

Alternative 8: 98.0% accurate, 1.1× speedup

Math

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;m \leq 2.6:\\ \;\;\;\;\frac{m}{v} + \left(m + -1\right)\\ \mathbf{else}:\\ \;\;\;\;m \cdot \frac{m}{\frac{v}{m}}\\ \end{array} \end{array} \]

FPCore

(FPCore (m v)
 :precision binary64
 (if (<= m 2.6) (+ (/ m v) (+ m -1.0)) (* m (/ m (/ v m)))))

C

double code(double m, double v) {
	double tmp;
	if (m <= 2.6) {
		tmp = (m / v) + (m + -1.0);
	} else {
		tmp = m * (m / (v / m));
	}
	return tmp;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    real(8) :: tmp
    if (m <= 2.6d0) then
        tmp = (m / v) + (m + (-1.0d0))
    else
        tmp = m * (m / (v / m))
    end if
    code = tmp
end function

Java

public static double code(double m, double v) {
	double tmp;
	if (m <= 2.6) {
		tmp = (m / v) + (m + -1.0);
	} else {
		tmp = m * (m / (v / m));
	}
	return tmp;
}

Python

def code(m, v):
	tmp = 0
	if m <= 2.6:
		tmp = (m / v) + (m + -1.0)
	else:
		tmp = m * (m / (v / m))
	return tmp

Julia

function code(m, v)
	tmp = 0.0
	if (m <= 2.6)
		tmp = Float64(Float64(m / v) + Float64(m + -1.0));
	else
		tmp = Float64(m * Float64(m / Float64(v / m)));
	end
	return tmp
end

MATLAB

function tmp_2 = code(m, v)
	tmp = 0.0;
	if (m <= 2.6)
		tmp = (m / v) + (m + -1.0);
	else
		tmp = m * (m / (v / m));
	end
	tmp_2 = tmp;
end

Wolfram

code[m_, v_] := If[LessEqual[m, 2.6], N[(N[(m / v), $MachinePrecision] + N[(m + -1.0), $MachinePrecision]), $MachinePrecision], N[(m * N[(m / N[(v / m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]

Derivation

1. Split input into 2 regimes

2. if m < 2.60000000000000009

   1. Initial program 100.0%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \color{blue}{m \cdot \left(1 + \frac{1}{v}\right) - 1} \]
   4. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)} \]

      2. metadata-eval N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + -1 \]

      3. +-commutative N/A

         \[\leadsto -1 + \color{blue}{m \cdot \left(1 + \frac{1}{v}\right)} \]

      4. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{\left(m \cdot \left(1 + \frac{1}{v}\right)\right)}\right) \]

      5. distribute-lft-in N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m \cdot 1 + \color{blue}{m \cdot \frac{1}{v}}\right)\right) \]

      6. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \color{blue}{m} \cdot \frac{1}{v}\right)\right) \]

      7. associate-*r/ N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m \cdot 1}{\color{blue}{v}}\right)\right) \]

      8. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m}{v}\right)\right) \]

      9. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \color{blue}{\left(\frac{m}{v}\right)}\right)\right) \]

      10. /-lowering-/.f64 98.6%

          \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \mathsf{/.f64}\left(m, \color{blue}{v}\right)\right)\right) \]

   5. Simplified 98.6%

      \[\leadsto \color{blue}{-1 + \left(m + \frac{m}{v}\right)} \]
   6. Step-by-step derivation

      1. +-commutative N/A

         \[\leadsto \left(m + \frac{m}{v}\right) + \color{blue}{-1} \]

      2. +-commutative N/A

         \[\leadsto \left(\frac{m}{v} + m\right) + -1 \]

      3. associate-+l+ N/A

         \[\leadsto \frac{m}{v} + \color{blue}{\left(m + -1\right)} \]

      4. metadata-eval N/A

         \[\leadsto \frac{m}{v} + \left(m + \left(\mathsf{neg}\left(1\right)\right)\right) \]

      5. sub-neg N/A

         \[\leadsto \frac{m}{v} + \left(m - \color{blue}{1}\right) \]

      6. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(\left(\frac{m}{v}\right), \color{blue}{\left(m - 1\right)}\right) \]

      7. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \left(\color{blue}{m} - 1\right)\right) \]

      8. sub-neg N/A

         \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \left(m + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)}\right)\right) \]

      9. metadata-eval N/A

         \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \left(m + -1\right)\right) \]

      10. +-lowering-+.f64 98.6%

          \[\leadsto \mathsf{+.f64}\left(\mathsf{/.f64}\left(m, v\right), \mathsf{+.f64}\left(m, \color{blue}{-1}\right)\right) \]

   7. Applied egg-rr 98.6%

      \[\leadsto \color{blue}{\frac{m}{v} + \left(m + -1\right)} \]

   if 2.60000000000000009 < m

   1. Initial program 99.9%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing
   3. Step-by-step derivation

      1. *-commutative N/A

         \[\leadsto \left(1 - m\right) \cdot \color{blue}{\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right)} \]

      2. flip-- N/A

         \[\leadsto \frac{1 \cdot 1 - m \cdot m}{1 + m} \cdot \left(\color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} - 1\right) \]

      3. associate-*l/ N/A

         \[\leadsto \frac{\left(1 \cdot 1 - m \cdot m\right) \cdot \left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right)}{\color{blue}{1 + m}} \]

      4. associate-/l* N/A

         \[\leadsto \left(1 \cdot 1 - m \cdot m\right) \cdot \color{blue}{\frac{\frac{m \cdot \left(1 - m\right)}{v} - 1}{1 + m}} \]

      5. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\left(1 \cdot 1 - m \cdot m\right), \color{blue}{\left(\frac{\frac{m \cdot \left(1 - m\right)}{v} - 1}{1 + m}\right)}\right) \]

      6. metadata-eval N/A

         \[\leadsto \mathsf{*.f64}\left(\left(1 - m \cdot m\right), \left(\frac{\color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} - 1}{1 + m}\right)\right) \]

      7. --lowering--.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \left(m \cdot m\right)\right), \left(\frac{\color{blue}{\frac{m \cdot \left(1 - m\right)}{v} - 1}}{1 + m}\right)\right) \]

      8. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \left(\frac{\frac{m \cdot \left(1 - m\right)}{v} - \color{blue}{1}}{1 + m}\right)\right) \]

      9. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right), \color{blue}{\left(1 + m\right)}\right)\right) \]

      10. sub-neg N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v} + \left(\mathsf{neg}\left(1\right)\right)\right), \left(\color{blue}{1} + m\right)\right)\right) \]

      11. +-lowering-+.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(\color{blue}{1} + m\right)\right)\right) \]

      12. associate-/l* N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(m \cdot \frac{1 - m}{v}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      13. clear-num N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(m \cdot \frac{1}{\frac{v}{1 - m}}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      14. un-div-inv N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(\frac{m}{\frac{v}{1 - m}}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      15. /-lowering-/.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \left(\frac{v}{1 - m}\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      16. /-lowering-/.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \left(1 - m\right)\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      17. --lowering--.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      18. metadata-eval N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \left(1 + m\right)\right)\right) \]

      19. +-commutative N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \left(m + \color{blue}{1}\right)\right)\right) \]

      20. +-lowering-+.f64 99.9%

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \mathsf{+.f64}\left(m, \color{blue}{1}\right)\right)\right) \]

   4. Applied egg-rr 99.9%

      \[\leadsto \color{blue}{\left(1 - m \cdot m\right) \cdot \frac{\frac{m}{\frac{v}{1 - m}} + -1}{m + 1}} \]

   5. Taylor expanded in m around inf

      \[\leadsto \color{blue}{\frac{{m}^{3}}{v}} \]
   6. Step-by-step derivation

      1. cube-mult N/A

         \[\leadsto \frac{m \cdot \left(m \cdot m\right)}{v} \]

      2. unpow2 N/A

         \[\leadsto \frac{m \cdot {m}^{2}}{v} \]

      3. associate-/l* N/A

         \[\leadsto m \cdot \color{blue}{\frac{{m}^{2}}{v}} \]

      4. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \color{blue}{\left(\frac{{m}^{2}}{v}\right)}\right) \]

      5. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\left({m}^{2}\right), \color{blue}{v}\right)\right) \]

      6. unpow2 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\left(m \cdot m\right), v\right)\right) \]

      7. *-lowering-*.f64 96.9%

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\mathsf{*.f64}\left(m, m\right), v\right)\right) \]

   7. Simplified 96.9%

      \[\leadsto \color{blue}{m \cdot \frac{m \cdot m}{v}} \]
   8. Step-by-step derivation

      1. *-commutative N/A

         \[\leadsto \frac{m \cdot m}{v} \cdot \color{blue}{m} \]

      2. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\left(\frac{m \cdot m}{v}\right), \color{blue}{m}\right) \]

      3. associate-/l* N/A

         \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \frac{m}{v}\right), m\right) \]

      4. clear-num N/A

         \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \frac{1}{\frac{v}{m}}\right), m\right) \]

      5. un-div-inv N/A

         \[\leadsto \mathsf{*.f64}\left(\left(\frac{m}{\frac{v}{m}}\right), m\right) \]

      6. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{/.f64}\left(m, \left(\frac{v}{m}\right)\right), m\right) \]

      7. /-lowering-/.f64 96.9%

         \[\leadsto \mathsf{*.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, m\right)\right), m\right) \]

   9. Applied egg-rr 96.9%

      \[\leadsto \color{blue}{\frac{m}{\frac{v}{m}} \cdot m} \]
3. Recombined 2 regimes into one program.

4. Final simplification 97.8%

   \[\leadsto \begin{array}{l} \mathbf{if}\;m \leq 2.6:\\ \;\;\;\;\frac{m}{v} + \left(m + -1\right)\\ \mathbf{else}:\\ \;\;\;\;m \cdot \frac{m}{\frac{v}{m}}\\ \end{array} \]
5. Add Preprocessing

Alternative 9: 98.0% accurate, 1.1× speedup

Math

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;m \leq 2.6:\\ \;\;\;\;-1 + \left(m + \frac{m}{v}\right)\\ \mathbf{else}:\\ \;\;\;\;m \cdot \frac{m}{\frac{v}{m}}\\ \end{array} \end{array} \]

FPCore

(FPCore (m v)
 :precision binary64
 (if (<= m 2.6) (+ -1.0 (+ m (/ m v))) (* m (/ m (/ v m)))))

C

double code(double m, double v) {
	double tmp;
	if (m <= 2.6) {
		tmp = -1.0 + (m + (m / v));
	} else {
		tmp = m * (m / (v / m));
	}
	return tmp;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    real(8) :: tmp
    if (m <= 2.6d0) then
        tmp = (-1.0d0) + (m + (m / v))
    else
        tmp = m * (m / (v / m))
    end if
    code = tmp
end function

Java

public static double code(double m, double v) {
	double tmp;
	if (m <= 2.6) {
		tmp = -1.0 + (m + (m / v));
	} else {
		tmp = m * (m / (v / m));
	}
	return tmp;
}

Python

def code(m, v):
	tmp = 0
	if m <= 2.6:
		tmp = -1.0 + (m + (m / v))
	else:
		tmp = m * (m / (v / m))
	return tmp

Julia

function code(m, v)
	tmp = 0.0
	if (m <= 2.6)
		tmp = Float64(-1.0 + Float64(m + Float64(m / v)));
	else
		tmp = Float64(m * Float64(m / Float64(v / m)));
	end
	return tmp
end

MATLAB

function tmp_2 = code(m, v)
	tmp = 0.0;
	if (m <= 2.6)
		tmp = -1.0 + (m + (m / v));
	else
		tmp = m * (m / (v / m));
	end
	tmp_2 = tmp;
end

Wolfram

code[m_, v_] := If[LessEqual[m, 2.6], N[(-1.0 + N[(m + N[(m / v), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(m * N[(m / N[(v / m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]

Derivation

1. Split input into 2 regimes

2. if m < 2.60000000000000009

   1. Initial program 100.0%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \color{blue}{m \cdot \left(1 + \frac{1}{v}\right) - 1} \]
   4. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)} \]

      2. metadata-eval N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + -1 \]

      3. +-commutative N/A

         \[\leadsto -1 + \color{blue}{m \cdot \left(1 + \frac{1}{v}\right)} \]

      4. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{\left(m \cdot \left(1 + \frac{1}{v}\right)\right)}\right) \]

      5. distribute-lft-in N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m \cdot 1 + \color{blue}{m \cdot \frac{1}{v}}\right)\right) \]

      6. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \color{blue}{m} \cdot \frac{1}{v}\right)\right) \]

      7. associate-*r/ N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m \cdot 1}{\color{blue}{v}}\right)\right) \]

      8. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m}{v}\right)\right) \]

      9. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \color{blue}{\left(\frac{m}{v}\right)}\right)\right) \]

      10. /-lowering-/.f64 98.6%

          \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \mathsf{/.f64}\left(m, \color{blue}{v}\right)\right)\right) \]

   5. Simplified 98.6%

      \[\leadsto \color{blue}{-1 + \left(m + \frac{m}{v}\right)} \]

   if 2.60000000000000009 < m

   1. Initial program 99.9%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing
   3. Step-by-step derivation

      1. *-commutative N/A

         \[\leadsto \left(1 - m\right) \cdot \color{blue}{\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right)} \]

      2. flip-- N/A

         \[\leadsto \frac{1 \cdot 1 - m \cdot m}{1 + m} \cdot \left(\color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} - 1\right) \]

      3. associate-*l/ N/A

         \[\leadsto \frac{\left(1 \cdot 1 - m \cdot m\right) \cdot \left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right)}{\color{blue}{1 + m}} \]

      4. associate-/l* N/A

         \[\leadsto \left(1 \cdot 1 - m \cdot m\right) \cdot \color{blue}{\frac{\frac{m \cdot \left(1 - m\right)}{v} - 1}{1 + m}} \]

      5. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\left(1 \cdot 1 - m \cdot m\right), \color{blue}{\left(\frac{\frac{m \cdot \left(1 - m\right)}{v} - 1}{1 + m}\right)}\right) \]

      6. metadata-eval N/A

         \[\leadsto \mathsf{*.f64}\left(\left(1 - m \cdot m\right), \left(\frac{\color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} - 1}{1 + m}\right)\right) \]

      7. --lowering--.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \left(m \cdot m\right)\right), \left(\frac{\color{blue}{\frac{m \cdot \left(1 - m\right)}{v} - 1}}{1 + m}\right)\right) \]

      8. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \left(\frac{\frac{m \cdot \left(1 - m\right)}{v} - \color{blue}{1}}{1 + m}\right)\right) \]

      9. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right), \color{blue}{\left(1 + m\right)}\right)\right) \]

      10. sub-neg N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v} + \left(\mathsf{neg}\left(1\right)\right)\right), \left(\color{blue}{1} + m\right)\right)\right) \]

      11. +-lowering-+.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(\color{blue}{1} + m\right)\right)\right) \]

      12. associate-/l* N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(m \cdot \frac{1 - m}{v}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      13. clear-num N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(m \cdot \frac{1}{\frac{v}{1 - m}}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      14. un-div-inv N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(\frac{m}{\frac{v}{1 - m}}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      15. /-lowering-/.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \left(\frac{v}{1 - m}\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      16. /-lowering-/.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \left(1 - m\right)\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      17. --lowering--.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      18. metadata-eval N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \left(1 + m\right)\right)\right) \]

      19. +-commutative N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \left(m + \color{blue}{1}\right)\right)\right) \]

      20. +-lowering-+.f64 99.9%

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \mathsf{+.f64}\left(m, \color{blue}{1}\right)\right)\right) \]

   4. Applied egg-rr 99.9%

      \[\leadsto \color{blue}{\left(1 - m \cdot m\right) \cdot \frac{\frac{m}{\frac{v}{1 - m}} + -1}{m + 1}} \]

   5. Taylor expanded in m around inf

      \[\leadsto \color{blue}{\frac{{m}^{3}}{v}} \]
   6. Step-by-step derivation

      1. cube-mult N/A

         \[\leadsto \frac{m \cdot \left(m \cdot m\right)}{v} \]

      2. unpow2 N/A

         \[\leadsto \frac{m \cdot {m}^{2}}{v} \]

      3. associate-/l* N/A

         \[\leadsto m \cdot \color{blue}{\frac{{m}^{2}}{v}} \]

      4. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \color{blue}{\left(\frac{{m}^{2}}{v}\right)}\right) \]

      5. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\left({m}^{2}\right), \color{blue}{v}\right)\right) \]

      6. unpow2 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\left(m \cdot m\right), v\right)\right) \]

      7. *-lowering-*.f64 96.9%

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\mathsf{*.f64}\left(m, m\right), v\right)\right) \]

   7. Simplified 96.9%

      \[\leadsto \color{blue}{m \cdot \frac{m \cdot m}{v}} \]
   8. Step-by-step derivation

      1. *-commutative N/A

         \[\leadsto \frac{m \cdot m}{v} \cdot \color{blue}{m} \]

      2. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\left(\frac{m \cdot m}{v}\right), \color{blue}{m}\right) \]

      3. associate-/l* N/A

         \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \frac{m}{v}\right), m\right) \]

      4. clear-num N/A

         \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \frac{1}{\frac{v}{m}}\right), m\right) \]

      5. un-div-inv N/A

         \[\leadsto \mathsf{*.f64}\left(\left(\frac{m}{\frac{v}{m}}\right), m\right) \]

      6. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{/.f64}\left(m, \left(\frac{v}{m}\right)\right), m\right) \]

      7. /-lowering-/.f64 96.9%

         \[\leadsto \mathsf{*.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, m\right)\right), m\right) \]

   9. Applied egg-rr 96.9%

      \[\leadsto \color{blue}{\frac{m}{\frac{v}{m}} \cdot m} \]
3. Recombined 2 regimes into one program.

4. Final simplification 97.8%

   \[\leadsto \begin{array}{l} \mathbf{if}\;m \leq 2.6:\\ \;\;\;\;-1 + \left(m + \frac{m}{v}\right)\\ \mathbf{else}:\\ \;\;\;\;m \cdot \frac{m}{\frac{v}{m}}\\ \end{array} \]
5. Add Preprocessing

Alternative 10: 98.0% accurate, 1.1× speedup

Math

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;m \leq 2.6:\\ \;\;\;\;\frac{m}{v} + -1\\ \mathbf{else}:\\ \;\;\;\;m \cdot \frac{m}{\frac{v}{m}}\\ \end{array} \end{array} \]

FPCore

(FPCore (m v)
 :precision binary64
 (if (<= m 2.6) (+ (/ m v) -1.0) (* m (/ m (/ v m)))))

C

double code(double m, double v) {
	double tmp;
	if (m <= 2.6) {
		tmp = (m / v) + -1.0;
	} else {
		tmp = m * (m / (v / m));
	}
	return tmp;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    real(8) :: tmp
    if (m <= 2.6d0) then
        tmp = (m / v) + (-1.0d0)
    else
        tmp = m * (m / (v / m))
    end if
    code = tmp
end function

Java

public static double code(double m, double v) {
	double tmp;
	if (m <= 2.6) {
		tmp = (m / v) + -1.0;
	} else {
		tmp = m * (m / (v / m));
	}
	return tmp;
}

Python

def code(m, v):
	tmp = 0
	if m <= 2.6:
		tmp = (m / v) + -1.0
	else:
		tmp = m * (m / (v / m))
	return tmp

Julia

function code(m, v)
	tmp = 0.0
	if (m <= 2.6)
		tmp = Float64(Float64(m / v) + -1.0);
	else
		tmp = Float64(m * Float64(m / Float64(v / m)));
	end
	return tmp
end

MATLAB

function tmp_2 = code(m, v)
	tmp = 0.0;
	if (m <= 2.6)
		tmp = (m / v) + -1.0;
	else
		tmp = m * (m / (v / m));
	end
	tmp_2 = tmp;
end

Wolfram

code[m_, v_] := If[LessEqual[m, 2.6], N[(N[(m / v), $MachinePrecision] + -1.0), $MachinePrecision], N[(m * N[(m / N[(v / m), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]

Derivation

1. Split input into 2 regimes

2. if m < 2.60000000000000009

   1. Initial program 100.0%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \color{blue}{m \cdot \left(1 + \frac{1}{v}\right) - 1} \]
   4. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)} \]

      2. metadata-eval N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + -1 \]

      3. +-commutative N/A

         \[\leadsto -1 + \color{blue}{m \cdot \left(1 + \frac{1}{v}\right)} \]

      4. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{\left(m \cdot \left(1 + \frac{1}{v}\right)\right)}\right) \]

      5. distribute-lft-in N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m \cdot 1 + \color{blue}{m \cdot \frac{1}{v}}\right)\right) \]

      6. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \color{blue}{m} \cdot \frac{1}{v}\right)\right) \]

      7. associate-*r/ N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m \cdot 1}{\color{blue}{v}}\right)\right) \]

      8. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m}{v}\right)\right) \]

      9. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \color{blue}{\left(\frac{m}{v}\right)}\right)\right) \]

      10. /-lowering-/.f64 98.6%

          \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \mathsf{/.f64}\left(m, \color{blue}{v}\right)\right)\right) \]

   5. Simplified 98.6%

      \[\leadsto \color{blue}{-1 + \left(m + \frac{m}{v}\right)} \]

   6. Taylor expanded in v around 0

      \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{\left(\frac{m}{v}\right)}\right) \]
   7. Step-by-step derivation

      1. /-lowering-/.f64 98.4%

         \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{/.f64}\left(m, \color{blue}{v}\right)\right) \]

   8. Simplified 98.4%

      \[\leadsto -1 + \color{blue}{\frac{m}{v}} \]

   if 2.60000000000000009 < m

   1. Initial program 99.9%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing
   3. Step-by-step derivation

      1. *-commutative N/A

         \[\leadsto \left(1 - m\right) \cdot \color{blue}{\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right)} \]

      2. flip-- N/A

         \[\leadsto \frac{1 \cdot 1 - m \cdot m}{1 + m} \cdot \left(\color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} - 1\right) \]

      3. associate-*l/ N/A

         \[\leadsto \frac{\left(1 \cdot 1 - m \cdot m\right) \cdot \left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right)}{\color{blue}{1 + m}} \]

      4. associate-/l* N/A

         \[\leadsto \left(1 \cdot 1 - m \cdot m\right) \cdot \color{blue}{\frac{\frac{m \cdot \left(1 - m\right)}{v} - 1}{1 + m}} \]

      5. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\left(1 \cdot 1 - m \cdot m\right), \color{blue}{\left(\frac{\frac{m \cdot \left(1 - m\right)}{v} - 1}{1 + m}\right)}\right) \]

      6. metadata-eval N/A

         \[\leadsto \mathsf{*.f64}\left(\left(1 - m \cdot m\right), \left(\frac{\color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} - 1}{1 + m}\right)\right) \]

      7. --lowering--.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \left(m \cdot m\right)\right), \left(\frac{\color{blue}{\frac{m \cdot \left(1 - m\right)}{v} - 1}}{1 + m}\right)\right) \]

      8. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \left(\frac{\frac{m \cdot \left(1 - m\right)}{v} - \color{blue}{1}}{1 + m}\right)\right) \]

      9. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right), \color{blue}{\left(1 + m\right)}\right)\right) \]

      10. sub-neg N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v} + \left(\mathsf{neg}\left(1\right)\right)\right), \left(\color{blue}{1} + m\right)\right)\right) \]

      11. +-lowering-+.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(\color{blue}{1} + m\right)\right)\right) \]

      12. associate-/l* N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(m \cdot \frac{1 - m}{v}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      13. clear-num N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(m \cdot \frac{1}{\frac{v}{1 - m}}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      14. un-div-inv N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(\frac{m}{\frac{v}{1 - m}}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      15. /-lowering-/.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \left(\frac{v}{1 - m}\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      16. /-lowering-/.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \left(1 - m\right)\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      17. --lowering--.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      18. metadata-eval N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \left(1 + m\right)\right)\right) \]

      19. +-commutative N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \left(m + \color{blue}{1}\right)\right)\right) \]

      20. +-lowering-+.f64 99.9%

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \mathsf{+.f64}\left(m, \color{blue}{1}\right)\right)\right) \]

   4. Applied egg-rr 99.9%

      \[\leadsto \color{blue}{\left(1 - m \cdot m\right) \cdot \frac{\frac{m}{\frac{v}{1 - m}} + -1}{m + 1}} \]

   5. Taylor expanded in m around inf

      \[\leadsto \color{blue}{\frac{{m}^{3}}{v}} \]
   6. Step-by-step derivation

      1. cube-mult N/A

         \[\leadsto \frac{m \cdot \left(m \cdot m\right)}{v} \]

      2. unpow2 N/A

         \[\leadsto \frac{m \cdot {m}^{2}}{v} \]

      3. associate-/l* N/A

         \[\leadsto m \cdot \color{blue}{\frac{{m}^{2}}{v}} \]

      4. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \color{blue}{\left(\frac{{m}^{2}}{v}\right)}\right) \]

      5. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\left({m}^{2}\right), \color{blue}{v}\right)\right) \]

      6. unpow2 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\left(m \cdot m\right), v\right)\right) \]

      7. *-lowering-*.f64 96.9%

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\mathsf{*.f64}\left(m, m\right), v\right)\right) \]

   7. Simplified 96.9%

      \[\leadsto \color{blue}{m \cdot \frac{m \cdot m}{v}} \]
   8. Step-by-step derivation

      1. *-commutative N/A

         \[\leadsto \frac{m \cdot m}{v} \cdot \color{blue}{m} \]

      2. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\left(\frac{m \cdot m}{v}\right), \color{blue}{m}\right) \]

      3. associate-/l* N/A

         \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \frac{m}{v}\right), m\right) \]

      4. clear-num N/A

         \[\leadsto \mathsf{*.f64}\left(\left(m \cdot \frac{1}{\frac{v}{m}}\right), m\right) \]

      5. un-div-inv N/A

         \[\leadsto \mathsf{*.f64}\left(\left(\frac{m}{\frac{v}{m}}\right), m\right) \]

      6. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{/.f64}\left(m, \left(\frac{v}{m}\right)\right), m\right) \]

      7. /-lowering-/.f64 96.9%

         \[\leadsto \mathsf{*.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, m\right)\right), m\right) \]

   9. Applied egg-rr 96.9%

      \[\leadsto \color{blue}{\frac{m}{\frac{v}{m}} \cdot m} \]
3. Recombined 2 regimes into one program.

4. Final simplification 97.7%

   \[\leadsto \begin{array}{l} \mathbf{if}\;m \leq 2.6:\\ \;\;\;\;\frac{m}{v} + -1\\ \mathbf{else}:\\ \;\;\;\;m \cdot \frac{m}{\frac{v}{m}}\\ \end{array} \]
5. Add Preprocessing

Alternative 11: 98.0% accurate, 1.1× speedup

Math

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;m \leq 2.6:\\ \;\;\;\;\frac{m}{v} + -1\\ \mathbf{else}:\\ \;\;\;\;m \cdot \frac{m \cdot m}{v}\\ \end{array} \end{array} \]

FPCore

(FPCore (m v)
 :precision binary64
 (if (<= m 2.6) (+ (/ m v) -1.0) (* m (/ (* m m) v))))

C

double code(double m, double v) {
	double tmp;
	if (m <= 2.6) {
		tmp = (m / v) + -1.0;
	} else {
		tmp = m * ((m * m) / v);
	}
	return tmp;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    real(8) :: tmp
    if (m <= 2.6d0) then
        tmp = (m / v) + (-1.0d0)
    else
        tmp = m * ((m * m) / v)
    end if
    code = tmp
end function

Java

public static double code(double m, double v) {
	double tmp;
	if (m <= 2.6) {
		tmp = (m / v) + -1.0;
	} else {
		tmp = m * ((m * m) / v);
	}
	return tmp;
}

Python

def code(m, v):
	tmp = 0
	if m <= 2.6:
		tmp = (m / v) + -1.0
	else:
		tmp = m * ((m * m) / v)
	return tmp

Julia

function code(m, v)
	tmp = 0.0
	if (m <= 2.6)
		tmp = Float64(Float64(m / v) + -1.0);
	else
		tmp = Float64(m * Float64(Float64(m * m) / v));
	end
	return tmp
end

MATLAB

function tmp_2 = code(m, v)
	tmp = 0.0;
	if (m <= 2.6)
		tmp = (m / v) + -1.0;
	else
		tmp = m * ((m * m) / v);
	end
	tmp_2 = tmp;
end

Wolfram

code[m_, v_] := If[LessEqual[m, 2.6], N[(N[(m / v), $MachinePrecision] + -1.0), $MachinePrecision], N[(m * N[(N[(m * m), $MachinePrecision] / v), $MachinePrecision]), $MachinePrecision]]

Derivation

1. Split input into 2 regimes

2. if m < 2.60000000000000009

   1. Initial program 100.0%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \color{blue}{m \cdot \left(1 + \frac{1}{v}\right) - 1} \]
   4. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)} \]

      2. metadata-eval N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + -1 \]

      3. +-commutative N/A

         \[\leadsto -1 + \color{blue}{m \cdot \left(1 + \frac{1}{v}\right)} \]

      4. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{\left(m \cdot \left(1 + \frac{1}{v}\right)\right)}\right) \]

      5. distribute-lft-in N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m \cdot 1 + \color{blue}{m \cdot \frac{1}{v}}\right)\right) \]

      6. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \color{blue}{m} \cdot \frac{1}{v}\right)\right) \]

      7. associate-*r/ N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m \cdot 1}{\color{blue}{v}}\right)\right) \]

      8. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m}{v}\right)\right) \]

      9. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \color{blue}{\left(\frac{m}{v}\right)}\right)\right) \]

      10. /-lowering-/.f64 98.6%

          \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \mathsf{/.f64}\left(m, \color{blue}{v}\right)\right)\right) \]

   5. Simplified 98.6%

      \[\leadsto \color{blue}{-1 + \left(m + \frac{m}{v}\right)} \]

   6. Taylor expanded in v around 0

      \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{\left(\frac{m}{v}\right)}\right) \]
   7. Step-by-step derivation

      1. /-lowering-/.f64 98.4%

         \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{/.f64}\left(m, \color{blue}{v}\right)\right) \]

   8. Simplified 98.4%

      \[\leadsto -1 + \color{blue}{\frac{m}{v}} \]

   if 2.60000000000000009 < m

   1. Initial program 99.9%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing
   3. Step-by-step derivation

      1. *-commutative N/A

         \[\leadsto \left(1 - m\right) \cdot \color{blue}{\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right)} \]

      2. flip-- N/A

         \[\leadsto \frac{1 \cdot 1 - m \cdot m}{1 + m} \cdot \left(\color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} - 1\right) \]

      3. associate-*l/ N/A

         \[\leadsto \frac{\left(1 \cdot 1 - m \cdot m\right) \cdot \left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right)}{\color{blue}{1 + m}} \]

      4. associate-/l* N/A

         \[\leadsto \left(1 \cdot 1 - m \cdot m\right) \cdot \color{blue}{\frac{\frac{m \cdot \left(1 - m\right)}{v} - 1}{1 + m}} \]

      5. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\left(1 \cdot 1 - m \cdot m\right), \color{blue}{\left(\frac{\frac{m \cdot \left(1 - m\right)}{v} - 1}{1 + m}\right)}\right) \]

      6. metadata-eval N/A

         \[\leadsto \mathsf{*.f64}\left(\left(1 - m \cdot m\right), \left(\frac{\color{blue}{\frac{m \cdot \left(1 - m\right)}{v}} - 1}{1 + m}\right)\right) \]

      7. --lowering--.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \left(m \cdot m\right)\right), \left(\frac{\color{blue}{\frac{m \cdot \left(1 - m\right)}{v} - 1}}{1 + m}\right)\right) \]

      8. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \left(\frac{\frac{m \cdot \left(1 - m\right)}{v} - \color{blue}{1}}{1 + m}\right)\right) \]

      9. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right), \color{blue}{\left(1 + m\right)}\right)\right) \]

      10. sub-neg N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v} + \left(\mathsf{neg}\left(1\right)\right)\right), \left(\color{blue}{1} + m\right)\right)\right) \]

      11. +-lowering-+.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(\frac{m \cdot \left(1 - m\right)}{v}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(\color{blue}{1} + m\right)\right)\right) \]

      12. associate-/l* N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(m \cdot \frac{1 - m}{v}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      13. clear-num N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(m \cdot \frac{1}{\frac{v}{1 - m}}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      14. un-div-inv N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\left(\frac{m}{\frac{v}{1 - m}}\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      15. /-lowering-/.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \left(\frac{v}{1 - m}\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      16. /-lowering-/.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \left(1 - m\right)\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      17. --lowering--.f64 N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), \left(\mathsf{neg}\left(1\right)\right)\right), \left(1 + m\right)\right)\right) \]

      18. metadata-eval N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \left(1 + m\right)\right)\right) \]

      19. +-commutative N/A

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \left(m + \color{blue}{1}\right)\right)\right) \]

      20. +-lowering-+.f64 99.9%

          \[\leadsto \mathsf{*.f64}\left(\mathsf{\_.f64}\left(1, \mathsf{*.f64}\left(m, m\right)\right), \mathsf{/.f64}\left(\mathsf{+.f64}\left(\mathsf{/.f64}\left(m, \mathsf{/.f64}\left(v, \mathsf{\_.f64}\left(1, m\right)\right)\right), -1\right), \mathsf{+.f64}\left(m, \color{blue}{1}\right)\right)\right) \]

   4. Applied egg-rr 99.9%

      \[\leadsto \color{blue}{\left(1 - m \cdot m\right) \cdot \frac{\frac{m}{\frac{v}{1 - m}} + -1}{m + 1}} \]

   5. Taylor expanded in m around inf

      \[\leadsto \color{blue}{\frac{{m}^{3}}{v}} \]
   6. Step-by-step derivation

      1. cube-mult N/A

         \[\leadsto \frac{m \cdot \left(m \cdot m\right)}{v} \]

      2. unpow2 N/A

         \[\leadsto \frac{m \cdot {m}^{2}}{v} \]

      3. associate-/l* N/A

         \[\leadsto m \cdot \color{blue}{\frac{{m}^{2}}{v}} \]

      4. *-lowering-*.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \color{blue}{\left(\frac{{m}^{2}}{v}\right)}\right) \]

      5. /-lowering-/.f64 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\left({m}^{2}\right), \color{blue}{v}\right)\right) \]

      6. unpow2 N/A

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\left(m \cdot m\right), v\right)\right) \]

      7. *-lowering-*.f64 96.9%

         \[\leadsto \mathsf{*.f64}\left(m, \mathsf{/.f64}\left(\mathsf{*.f64}\left(m, m\right), v\right)\right) \]

   7. Simplified 96.9%

      \[\leadsto \color{blue}{m \cdot \frac{m \cdot m}{v}} \]
3. Recombined 2 regimes into one program.

4. Final simplification 97.7%

   \[\leadsto \begin{array}{l} \mathbf{if}\;m \leq 2.6:\\ \;\;\;\;\frac{m}{v} + -1\\ \mathbf{else}:\\ \;\;\;\;m \cdot \frac{m \cdot m}{v}\\ \end{array} \]
5. Add Preprocessing

Alternative 12: 62.7% accurate, 1.6× speedup

Math

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;m \leq 3.1 \cdot 10^{-151}:\\ \;\;\;\;-1\\ \mathbf{else}:\\ \;\;\;\;\frac{m}{v}\\ \end{array} \end{array} \]

FPCore

(FPCore (m v) :precision binary64 (if (<= m 3.1e-151) -1.0 (/ m v)))

C

double code(double m, double v) {
	double tmp;
	if (m <= 3.1e-151) {
		tmp = -1.0;
	} else {
		tmp = m / v;
	}
	return tmp;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    real(8) :: tmp
    if (m <= 3.1d-151) then
        tmp = -1.0d0
    else
        tmp = m / v
    end if
    code = tmp
end function

Java

public static double code(double m, double v) {
	double tmp;
	if (m <= 3.1e-151) {
		tmp = -1.0;
	} else {
		tmp = m / v;
	}
	return tmp;
}

Python

def code(m, v):
	tmp = 0
	if m <= 3.1e-151:
		tmp = -1.0
	else:
		tmp = m / v
	return tmp

Julia

function code(m, v)
	tmp = 0.0
	if (m <= 3.1e-151)
		tmp = -1.0;
	else
		tmp = Float64(m / v);
	end
	return tmp
end

MATLAB

function tmp_2 = code(m, v)
	tmp = 0.0;
	if (m <= 3.1e-151)
		tmp = -1.0;
	else
		tmp = m / v;
	end
	tmp_2 = tmp;
end

Wolfram

code[m_, v_] := If[LessEqual[m, 3.1e-151], -1.0, N[(m / v), $MachinePrecision]]

Derivation

1. Split input into 2 regimes

2. if m < 3.09999999999999984e-151

   1. Initial program 100.0%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \color{blue}{-1} \]
   4. Step-by-step derivation

   5. Simplified 72.8%

      \[\leadsto \color{blue}{-1} \]

   if 3.09999999999999984e-151 < m

   1. Initial program 99.9%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \color{blue}{m \cdot \left(1 + \frac{1}{v}\right) - 1} \]
   4. Step-by-step derivation

      1. sub-neg N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)} \]

      2. metadata-eval N/A

         \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + -1 \]

      3. +-commutative N/A

         \[\leadsto -1 + \color{blue}{m \cdot \left(1 + \frac{1}{v}\right)} \]

      4. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{\left(m \cdot \left(1 + \frac{1}{v}\right)\right)}\right) \]

      5. distribute-lft-in N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m \cdot 1 + \color{blue}{m \cdot \frac{1}{v}}\right)\right) \]

      6. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \color{blue}{m} \cdot \frac{1}{v}\right)\right) \]

      7. associate-*r/ N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m \cdot 1}{\color{blue}{v}}\right)\right) \]

      8. *-rgt-identity N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m}{v}\right)\right) \]

      9. +-lowering-+.f64 N/A

         \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \color{blue}{\left(\frac{m}{v}\right)}\right)\right) \]

      10. /-lowering-/.f64 66.7%

          \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \mathsf{/.f64}\left(m, \color{blue}{v}\right)\right)\right) \]

   5. Simplified 66.7%

      \[\leadsto \color{blue}{-1 + \left(m + \frac{m}{v}\right)} \]

   6. Taylor expanded in v around 0

      \[\leadsto \color{blue}{\frac{m}{v}} \]
   7. Step-by-step derivation

      1. /-lowering-/.f64 58.0%

         \[\leadsto \mathsf{/.f64}\left(m, \color{blue}{v}\right) \]

   8. Simplified 58.0%

      \[\leadsto \color{blue}{\frac{m}{v}} \]
3. Recombined 2 regimes into one program.
4. Add Preprocessing

Alternative 13: 27.0% accurate, 2.2× speedup

Math

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;m \leq 1.46 \cdot 10^{-41}:\\ \;\;\;\;-1\\ \mathbf{else}:\\ \;\;\;\;m\\ \end{array} \end{array} \]

FPCore

(FPCore (m v) :precision binary64 (if (<= m 1.46e-41) -1.0 m))

C

double code(double m, double v) {
	double tmp;
	if (m <= 1.46e-41) {
		tmp = -1.0;
	} else {
		tmp = m;
	}
	return tmp;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    real(8) :: tmp
    if (m <= 1.46d-41) then
        tmp = -1.0d0
    else
        tmp = m
    end if
    code = tmp
end function

Java

public static double code(double m, double v) {
	double tmp;
	if (m <= 1.46e-41) {
		tmp = -1.0;
	} else {
		tmp = m;
	}
	return tmp;
}

Python

def code(m, v):
	tmp = 0
	if m <= 1.46e-41:
		tmp = -1.0
	else:
		tmp = m
	return tmp

Julia

function code(m, v)
	tmp = 0.0
	if (m <= 1.46e-41)
		tmp = -1.0;
	else
		tmp = m;
	end
	return tmp
end

MATLAB

function tmp_2 = code(m, v)
	tmp = 0.0;
	if (m <= 1.46e-41)
		tmp = -1.0;
	else
		tmp = m;
	end
	tmp_2 = tmp;
end

Wolfram

code[m_, v_] := If[LessEqual[m, 1.46e-41], -1.0, m]

Derivation

1. Split input into 2 regimes

2. if m < 1.4599999999999999e-41

   1. Initial program 100.0%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in m around 0

      \[\leadsto \color{blue}{-1} \]
   4. Step-by-step derivation

   5. Simplified 59.6%

      \[\leadsto \color{blue}{-1} \]

   if 1.4599999999999999e-41 < m

   1. Initial program 99.9%

      \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
   2. Add Preprocessing

   3. Taylor expanded in v around inf

      \[\leadsto \color{blue}{-1 \cdot \left(1 - m\right)} \]
   4. Step-by-step derivation

      1. mul-1-neg N/A

         \[\leadsto \mathsf{neg}\left(\left(1 - m\right)\right) \]

      2. neg-sub0 N/A

         \[\leadsto 0 - \color{blue}{\left(1 - m\right)} \]

      3. associate--r- N/A

         \[\leadsto \left(0 - 1\right) + \color{blue}{m} \]

      4. metadata-eval N/A

         \[\leadsto -1 + m \]

      5. +-lowering-+.f64 5.6%

         \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{m}\right) \]

   5. Simplified 5.6%

      \[\leadsto \color{blue}{-1 + m} \]

   6. Taylor expanded in m around inf

      \[\leadsto \color{blue}{m} \]
   7. Step-by-step derivation

   8. Simplified 5.7%

      \[\leadsto \color{blue}{m} \]
3. Recombined 2 regimes into one program.
4. Add Preprocessing

Alternative 14: 75.9% accurate, 2.6× speedup

Math

\[\begin{array}{l} \\ \frac{m}{v} + -1 \end{array} \]

FPCore

(FPCore (m v) :precision binary64 (+ (/ m v) -1.0))

C

double code(double m, double v) {
	return (m / v) + -1.0;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    code = (m / v) + (-1.0d0)
end function

Java

public static double code(double m, double v) {
	return (m / v) + -1.0;
}

Python

def code(m, v):
	return (m / v) + -1.0

Julia

function code(m, v)
	return Float64(Float64(m / v) + -1.0)
end

MATLAB

function tmp = code(m, v)
	tmp = (m / v) + -1.0;
end

Wolfram

code[m_, v_] := N[(N[(m / v), $MachinePrecision] + -1.0), $MachinePrecision]

Derivation

1. Initial program 99.9%

   \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
2. Add Preprocessing

3. Taylor expanded in m around 0

   \[\leadsto \color{blue}{m \cdot \left(1 + \frac{1}{v}\right) - 1} \]
4. Step-by-step derivation

   1. sub-neg N/A

      \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + \color{blue}{\left(\mathsf{neg}\left(1\right)\right)} \]

   2. metadata-eval N/A

      \[\leadsto m \cdot \left(1 + \frac{1}{v}\right) + -1 \]

   3. +-commutative N/A

      \[\leadsto -1 + \color{blue}{m \cdot \left(1 + \frac{1}{v}\right)} \]

   4. +-lowering-+.f64 N/A

      \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{\left(m \cdot \left(1 + \frac{1}{v}\right)\right)}\right) \]

   5. distribute-lft-in N/A

      \[\leadsto \mathsf{+.f64}\left(-1, \left(m \cdot 1 + \color{blue}{m \cdot \frac{1}{v}}\right)\right) \]

   6. *-rgt-identity N/A

      \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \color{blue}{m} \cdot \frac{1}{v}\right)\right) \]

   7. associate-*r/ N/A

      \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m \cdot 1}{\color{blue}{v}}\right)\right) \]

   8. *-rgt-identity N/A

      \[\leadsto \mathsf{+.f64}\left(-1, \left(m + \frac{m}{v}\right)\right) \]

   9. +-lowering-+.f64 N/A

      \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \color{blue}{\left(\frac{m}{v}\right)}\right)\right) \]

   10. /-lowering-/.f64 76.9%

       \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{+.f64}\left(m, \mathsf{/.f64}\left(m, \color{blue}{v}\right)\right)\right) \]

5. Simplified 76.9%

   \[\leadsto \color{blue}{-1 + \left(m + \frac{m}{v}\right)} \]

6. Taylor expanded in v around 0

   \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{\left(\frac{m}{v}\right)}\right) \]
7. Step-by-step derivation

   1. /-lowering-/.f64 76.7%

      \[\leadsto \mathsf{+.f64}\left(-1, \mathsf{/.f64}\left(m, \color{blue}{v}\right)\right) \]

8. Simplified 76.7%

   \[\leadsto -1 + \color{blue}{\frac{m}{v}} \]

9. Final simplification 76.7%

   \[\leadsto \frac{m}{v} + -1 \]
10. Add Preprocessing

Alternative 15: 27.1% accurate, 4.3× speedup

Math

\[\begin{array}{l} \\ m + -1 \end{array} \]

FPCore

(FPCore (m v) :precision binary64 (+ m -1.0))

C

double code(double m, double v) {
	return m + -1.0;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    code = m + (-1.0d0)
end function

Java

public static double code(double m, double v) {
	return m + -1.0;
}

Python

def code(m, v):
	return m + -1.0

Julia

function code(m, v)
	return Float64(m + -1.0)
end

MATLAB

function tmp = code(m, v)
	tmp = m + -1.0;
end

Wolfram

code[m_, v_] := N[(m + -1.0), $MachinePrecision]

Derivation

1. Initial program 99.9%

   \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
2. Add Preprocessing

3. Taylor expanded in v around inf

   \[\leadsto \color{blue}{-1 \cdot \left(1 - m\right)} \]
4. Step-by-step derivation

   1. mul-1-neg N/A

      \[\leadsto \mathsf{neg}\left(\left(1 - m\right)\right) \]

   2. neg-sub0 N/A

      \[\leadsto 0 - \color{blue}{\left(1 - m\right)} \]

   3. associate--r- N/A

      \[\leadsto \left(0 - 1\right) + \color{blue}{m} \]

   4. metadata-eval N/A

      \[\leadsto -1 + m \]

   5. +-lowering-+.f64 30.7%

      \[\leadsto \mathsf{+.f64}\left(-1, \color{blue}{m}\right) \]

5. Simplified 30.7%

   \[\leadsto \color{blue}{-1 + m} \]

6. Final simplification 30.7%

   \[\leadsto m + -1 \]
7. Add Preprocessing

Alternative 16: 24.6% accurate, 13.0× speedup

Math

\[\begin{array}{l} \\ -1 \end{array} \]

FPCore

(FPCore (m v) :precision binary64 -1.0)

C

double code(double m, double v) {
	return -1.0;
}

Fortran

real(8) function code(m, v)
    real(8), intent (in) :: m
    real(8), intent (in) :: v
    code = -1.0d0
end function

Java

public static double code(double m, double v) {
	return -1.0;
}

Python

def code(m, v):
	return -1.0

Julia

function code(m, v)
	return -1.0
end

MATLAB

function tmp = code(m, v)
	tmp = -1.0;
end

Wolfram

code[m_, v_] := -1.0

Derivation

1. Initial program 99.9%

   \[\left(\frac{m \cdot \left(1 - m\right)}{v} - 1\right) \cdot \left(1 - m\right) \]
2. Add Preprocessing

3. Taylor expanded in m around 0

   \[\leadsto \color{blue}{-1} \]
4. Step-by-step derivation

5. Simplified 28.3%

   \[\leadsto \color{blue}{-1} \]
6. Add Preprocessing

Reproduce

herbie shell --seed 2024138 
(FPCore (m v)
  :name "b parameter of renormalized beta distribution"
  :precision binary64
  :pre (and (and (< 0.0 m) (< 0.0 v)) (< v 0.25))
  (* (- (/ (* m (- 1.0 m)) v) 1.0) (- 1.0 m)))