Compound Interest

Percentage Accurate: 28.3% → 93.6%
Time: 18.2s
Alternatives: 13
Speedup: 8.7×

Specification

?
\[\begin{array}{l} \\ 100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \end{array} \]
(FPCore (i n)
 :precision binary64
 (* 100.0 (/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n))))
double code(double i, double n) {
	return 100.0 * ((pow((1.0 + (i / n)), n) - 1.0) / (i / n));
}
real(8) function code(i, n)
    real(8), intent (in) :: i
    real(8), intent (in) :: n
    code = 100.0d0 * ((((1.0d0 + (i / n)) ** n) - 1.0d0) / (i / n))
end function
public static double code(double i, double n) {
	return 100.0 * ((Math.pow((1.0 + (i / n)), n) - 1.0) / (i / n));
}
def code(i, n):
	return 100.0 * ((math.pow((1.0 + (i / n)), n) - 1.0) / (i / n))
function code(i, n)
	return Float64(100.0 * Float64(Float64((Float64(1.0 + Float64(i / n)) ^ n) - 1.0) / Float64(i / n)))
end
function tmp = code(i, n)
	tmp = 100.0 * ((((1.0 + (i / n)) ^ n) - 1.0) / (i / n));
end
code[i_, n_] := N[(100.0 * N[(N[(N[Power[N[(1.0 + N[(i / n), $MachinePrecision]), $MachinePrecision], n], $MachinePrecision] - 1.0), $MachinePrecision] / N[(i / n), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}

\\
100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}}
\end{array}

Sampling outcomes in binary64 precision:

Local Percentage Accuracy vs ?

The average percentage accuracy by input value. Horizontal axis shows value of an input variable; the variable is choosen in the title. Vertical axis is accuracy; higher is better. Red represent the original program, while blue represents Herbie's suggestion. These can be toggled with buttons below the plot. The line is an average while dots represent individual samples.

Accuracy vs Speed?

Herbie found 13 alternatives:

AlternativeAccuracySpeedup
The accuracy (vertical axis) and speed (horizontal axis) of each alternatives. Up and to the right is better. The red square shows the initial program, and each blue circle shows an alternative.The line shows the best available speed-accuracy tradeoffs.

Initial Program: 28.3% accurate, 1.0× speedup?

\[\begin{array}{l} \\ 100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \end{array} \]
(FPCore (i n)
 :precision binary64
 (* 100.0 (/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n))))
double code(double i, double n) {
	return 100.0 * ((pow((1.0 + (i / n)), n) - 1.0) / (i / n));
}
real(8) function code(i, n)
    real(8), intent (in) :: i
    real(8), intent (in) :: n
    code = 100.0d0 * ((((1.0d0 + (i / n)) ** n) - 1.0d0) / (i / n))
end function
public static double code(double i, double n) {
	return 100.0 * ((Math.pow((1.0 + (i / n)), n) - 1.0) / (i / n));
}
def code(i, n):
	return 100.0 * ((math.pow((1.0 + (i / n)), n) - 1.0) / (i / n))
function code(i, n)
	return Float64(100.0 * Float64(Float64((Float64(1.0 + Float64(i / n)) ^ n) - 1.0) / Float64(i / n)))
end
function tmp = code(i, n)
	tmp = 100.0 * ((((1.0 + (i / n)) ^ n) - 1.0) / (i / n));
end
code[i_, n_] := N[(100.0 * N[(N[(N[Power[N[(1.0 + N[(i / n), $MachinePrecision]), $MachinePrecision], n], $MachinePrecision] - 1.0), $MachinePrecision] / N[(i / n), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}

\\
100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}}
\end{array}

Alternative 1: 93.6% accurate, 0.3× speedup?

\[\begin{array}{l} \\ \begin{array}{l} t_0 := {\left(1 + \frac{i}{n}\right)}^{n}\\ t_1 := \frac{t\_0 + -1}{\frac{i}{n}}\\ \mathbf{if}\;t\_1 \leq 0:\\ \;\;\;\;n \cdot \left(100 \cdot \frac{\mathsf{expm1}\left(n \cdot \mathsf{log1p}\left(\frac{i}{n}\right)\right)}{i}\right)\\ \mathbf{elif}\;t\_1 \leq \infty:\\ \;\;\;\;n \cdot \frac{t\_0 \cdot 100 + -100}{i}\\ \mathbf{else}:\\ \;\;\;\;n \cdot 100\\ \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (let* ((t_0 (pow (+ 1.0 (/ i n)) n)) (t_1 (/ (+ t_0 -1.0) (/ i n))))
   (if (<= t_1 0.0)
     (* n (* 100.0 (/ (expm1 (* n (log1p (/ i n)))) i)))
     (if (<= t_1 INFINITY) (* n (/ (+ (* t_0 100.0) -100.0) i)) (* n 100.0)))))
double code(double i, double n) {
	double t_0 = pow((1.0 + (i / n)), n);
	double t_1 = (t_0 + -1.0) / (i / n);
	double tmp;
	if (t_1 <= 0.0) {
		tmp = n * (100.0 * (expm1((n * log1p((i / n)))) / i));
	} else if (t_1 <= ((double) INFINITY)) {
		tmp = n * (((t_0 * 100.0) + -100.0) / i);
	} else {
		tmp = n * 100.0;
	}
	return tmp;
}
public static double code(double i, double n) {
	double t_0 = Math.pow((1.0 + (i / n)), n);
	double t_1 = (t_0 + -1.0) / (i / n);
	double tmp;
	if (t_1 <= 0.0) {
		tmp = n * (100.0 * (Math.expm1((n * Math.log1p((i / n)))) / i));
	} else if (t_1 <= Double.POSITIVE_INFINITY) {
		tmp = n * (((t_0 * 100.0) + -100.0) / i);
	} else {
		tmp = n * 100.0;
	}
	return tmp;
}
def code(i, n):
	t_0 = math.pow((1.0 + (i / n)), n)
	t_1 = (t_0 + -1.0) / (i / n)
	tmp = 0
	if t_1 <= 0.0:
		tmp = n * (100.0 * (math.expm1((n * math.log1p((i / n)))) / i))
	elif t_1 <= math.inf:
		tmp = n * (((t_0 * 100.0) + -100.0) / i)
	else:
		tmp = n * 100.0
	return tmp
function code(i, n)
	t_0 = Float64(1.0 + Float64(i / n)) ^ n
	t_1 = Float64(Float64(t_0 + -1.0) / Float64(i / n))
	tmp = 0.0
	if (t_1 <= 0.0)
		tmp = Float64(n * Float64(100.0 * Float64(expm1(Float64(n * log1p(Float64(i / n)))) / i)));
	elseif (t_1 <= Inf)
		tmp = Float64(n * Float64(Float64(Float64(t_0 * 100.0) + -100.0) / i));
	else
		tmp = Float64(n * 100.0);
	end
	return tmp
end
code[i_, n_] := Block[{t$95$0 = N[Power[N[(1.0 + N[(i / n), $MachinePrecision]), $MachinePrecision], n], $MachinePrecision]}, Block[{t$95$1 = N[(N[(t$95$0 + -1.0), $MachinePrecision] / N[(i / n), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[t$95$1, 0.0], N[(n * N[(100.0 * N[(N[(Exp[N[(n * N[Log[1 + N[(i / n), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]] - 1), $MachinePrecision] / i), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], If[LessEqual[t$95$1, Infinity], N[(n * N[(N[(N[(t$95$0 * 100.0), $MachinePrecision] + -100.0), $MachinePrecision] / i), $MachinePrecision]), $MachinePrecision], N[(n * 100.0), $MachinePrecision]]]]]
\begin{array}{l}

\\
\begin{array}{l}
t_0 := {\left(1 + \frac{i}{n}\right)}^{n}\\
t_1 := \frac{t\_0 + -1}{\frac{i}{n}}\\
\mathbf{if}\;t\_1 \leq 0:\\
\;\;\;\;n \cdot \left(100 \cdot \frac{\mathsf{expm1}\left(n \cdot \mathsf{log1p}\left(\frac{i}{n}\right)\right)}{i}\right)\\

\mathbf{elif}\;t\_1 \leq \infty:\\
\;\;\;\;n \cdot \frac{t\_0 \cdot 100 + -100}{i}\\

\mathbf{else}:\\
\;\;\;\;n \cdot 100\\


\end{array}
\end{array}
Derivation
  1. Split input into 3 regimes
  2. if (/.f64 (-.f64 (pow.f64 (+.f64 #s(literal 1 binary64) (/.f64 i n)) n) #s(literal 1 binary64)) (/.f64 i n)) < 0.0

    1. Initial program 28.1%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-*r/28.1%

        \[\leadsto \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{\frac{i}{n}}} \]
      2. sub-neg28.1%

        \[\leadsto \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{\frac{i}{n}} \]
      3. distribute-rgt-in28.0%

        \[\leadsto \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \left(-1\right) \cdot 100}}{\frac{i}{n}} \]
      4. metadata-eval28.0%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-1} \cdot 100}{\frac{i}{n}} \]
      5. metadata-eval28.0%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-100}}{\frac{i}{n}} \]
    3. Simplified28.0%

      \[\leadsto \color{blue}{\frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{\frac{i}{n}}} \]
    4. Add Preprocessing
    5. Step-by-step derivation
      1. metadata-eval28.0%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-1 \cdot 100}}{\frac{i}{n}} \]
      2. metadata-eval28.0%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{\left(-1\right)} \cdot 100}{\frac{i}{n}} \]
      3. distribute-rgt-in28.1%

        \[\leadsto \frac{\color{blue}{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{\frac{i}{n}} \]
      4. sub-neg28.1%

        \[\leadsto \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}}{\frac{i}{n}} \]
      5. associate-*r/28.1%

        \[\leadsto \color{blue}{100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}}} \]
      6. associate-/r/28.1%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      7. associate-*r*28.1%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      8. add-exp-log28.1%

        \[\leadsto \left(100 \cdot \frac{\color{blue}{e^{\log \left({\left(1 + \frac{i}{n}\right)}^{n}\right)}} - 1}{i}\right) \cdot n \]
      9. expm1-define28.1%

        \[\leadsto \left(100 \cdot \frac{\color{blue}{\mathsf{expm1}\left(\log \left({\left(1 + \frac{i}{n}\right)}^{n}\right)\right)}}{i}\right) \cdot n \]
      10. log-pow38.4%

        \[\leadsto \left(100 \cdot \frac{\mathsf{expm1}\left(\color{blue}{n \cdot \log \left(1 + \frac{i}{n}\right)}\right)}{i}\right) \cdot n \]
      11. log1p-define99.1%

        \[\leadsto \left(100 \cdot \frac{\mathsf{expm1}\left(n \cdot \color{blue}{\mathsf{log1p}\left(\frac{i}{n}\right)}\right)}{i}\right) \cdot n \]
    6. Applied egg-rr99.1%

      \[\leadsto \color{blue}{\left(100 \cdot \frac{\mathsf{expm1}\left(n \cdot \mathsf{log1p}\left(\frac{i}{n}\right)\right)}{i}\right) \cdot n} \]

    if 0.0 < (/.f64 (-.f64 (pow.f64 (+.f64 #s(literal 1 binary64) (/.f64 i n)) n) #s(literal 1 binary64)) (/.f64 i n)) < +inf.0

    1. Initial program 99.8%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/99.8%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*99.8%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative99.8%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/99.8%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg99.8%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in99.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval99.8%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval99.8%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval99.8%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define99.8%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval99.8%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified99.8%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Step-by-step derivation
      1. fma-undefine99.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + -100}}{i} \]
      2. *-commutative99.8%

        \[\leadsto n \cdot \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100} + -100}{i} \]
    6. Applied egg-rr99.8%

      \[\leadsto n \cdot \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}}{i} \]

    if +inf.0 < (/.f64 (-.f64 (pow.f64 (+.f64 #s(literal 1 binary64) (/.f64 i n)) n) #s(literal 1 binary64)) (/.f64 i n))

    1. Initial program 0.0%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/1.8%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*1.8%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative1.8%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/1.8%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg1.8%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in1.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval1.8%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval1.8%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval1.8%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define1.8%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval1.8%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified1.8%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 82.7%

      \[\leadsto \color{blue}{100 \cdot n} \]
    6. Step-by-step derivation
      1. *-commutative82.7%

        \[\leadsto \color{blue}{n \cdot 100} \]
    7. Simplified82.7%

      \[\leadsto \color{blue}{n \cdot 100} \]
  3. Recombined 3 regimes into one program.
  4. Final simplification96.0%

    \[\leadsto \begin{array}{l} \mathbf{if}\;\frac{{\left(1 + \frac{i}{n}\right)}^{n} + -1}{\frac{i}{n}} \leq 0:\\ \;\;\;\;n \cdot \left(100 \cdot \frac{\mathsf{expm1}\left(n \cdot \mathsf{log1p}\left(\frac{i}{n}\right)\right)}{i}\right)\\ \mathbf{elif}\;\frac{{\left(1 + \frac{i}{n}\right)}^{n} + -1}{\frac{i}{n}} \leq \infty:\\ \;\;\;\;n \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{i}\\ \mathbf{else}:\\ \;\;\;\;n \cdot 100\\ \end{array} \]
  5. Add Preprocessing

Alternative 2: 93.6% accurate, 0.3× speedup?

\[\begin{array}{l} \\ \begin{array}{l} t_0 := {\left(1 + \frac{i}{n}\right)}^{n}\\ t_1 := \frac{t\_0 + -1}{\frac{i}{n}}\\ \mathbf{if}\;t\_1 \leq 0:\\ \;\;\;\;100 \cdot \left(n \cdot \frac{\mathsf{expm1}\left(n \cdot \mathsf{log1p}\left(\frac{i}{n}\right)\right)}{i}\right)\\ \mathbf{elif}\;t\_1 \leq \infty:\\ \;\;\;\;n \cdot \frac{t\_0 \cdot 100 + -100}{i}\\ \mathbf{else}:\\ \;\;\;\;n \cdot 100\\ \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (let* ((t_0 (pow (+ 1.0 (/ i n)) n)) (t_1 (/ (+ t_0 -1.0) (/ i n))))
   (if (<= t_1 0.0)
     (* 100.0 (* n (/ (expm1 (* n (log1p (/ i n)))) i)))
     (if (<= t_1 INFINITY) (* n (/ (+ (* t_0 100.0) -100.0) i)) (* n 100.0)))))
double code(double i, double n) {
	double t_0 = pow((1.0 + (i / n)), n);
	double t_1 = (t_0 + -1.0) / (i / n);
	double tmp;
	if (t_1 <= 0.0) {
		tmp = 100.0 * (n * (expm1((n * log1p((i / n)))) / i));
	} else if (t_1 <= ((double) INFINITY)) {
		tmp = n * (((t_0 * 100.0) + -100.0) / i);
	} else {
		tmp = n * 100.0;
	}
	return tmp;
}
public static double code(double i, double n) {
	double t_0 = Math.pow((1.0 + (i / n)), n);
	double t_1 = (t_0 + -1.0) / (i / n);
	double tmp;
	if (t_1 <= 0.0) {
		tmp = 100.0 * (n * (Math.expm1((n * Math.log1p((i / n)))) / i));
	} else if (t_1 <= Double.POSITIVE_INFINITY) {
		tmp = n * (((t_0 * 100.0) + -100.0) / i);
	} else {
		tmp = n * 100.0;
	}
	return tmp;
}
def code(i, n):
	t_0 = math.pow((1.0 + (i / n)), n)
	t_1 = (t_0 + -1.0) / (i / n)
	tmp = 0
	if t_1 <= 0.0:
		tmp = 100.0 * (n * (math.expm1((n * math.log1p((i / n)))) / i))
	elif t_1 <= math.inf:
		tmp = n * (((t_0 * 100.0) + -100.0) / i)
	else:
		tmp = n * 100.0
	return tmp
function code(i, n)
	t_0 = Float64(1.0 + Float64(i / n)) ^ n
	t_1 = Float64(Float64(t_0 + -1.0) / Float64(i / n))
	tmp = 0.0
	if (t_1 <= 0.0)
		tmp = Float64(100.0 * Float64(n * Float64(expm1(Float64(n * log1p(Float64(i / n)))) / i)));
	elseif (t_1 <= Inf)
		tmp = Float64(n * Float64(Float64(Float64(t_0 * 100.0) + -100.0) / i));
	else
		tmp = Float64(n * 100.0);
	end
	return tmp
end
code[i_, n_] := Block[{t$95$0 = N[Power[N[(1.0 + N[(i / n), $MachinePrecision]), $MachinePrecision], n], $MachinePrecision]}, Block[{t$95$1 = N[(N[(t$95$0 + -1.0), $MachinePrecision] / N[(i / n), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[t$95$1, 0.0], N[(100.0 * N[(n * N[(N[(Exp[N[(n * N[Log[1 + N[(i / n), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]] - 1), $MachinePrecision] / i), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], If[LessEqual[t$95$1, Infinity], N[(n * N[(N[(N[(t$95$0 * 100.0), $MachinePrecision] + -100.0), $MachinePrecision] / i), $MachinePrecision]), $MachinePrecision], N[(n * 100.0), $MachinePrecision]]]]]
\begin{array}{l}

\\
\begin{array}{l}
t_0 := {\left(1 + \frac{i}{n}\right)}^{n}\\
t_1 := \frac{t\_0 + -1}{\frac{i}{n}}\\
\mathbf{if}\;t\_1 \leq 0:\\
\;\;\;\;100 \cdot \left(n \cdot \frac{\mathsf{expm1}\left(n \cdot \mathsf{log1p}\left(\frac{i}{n}\right)\right)}{i}\right)\\

\mathbf{elif}\;t\_1 \leq \infty:\\
\;\;\;\;n \cdot \frac{t\_0 \cdot 100 + -100}{i}\\

\mathbf{else}:\\
\;\;\;\;n \cdot 100\\


\end{array}
\end{array}
Derivation
  1. Split input into 3 regimes
  2. if (/.f64 (-.f64 (pow.f64 (+.f64 #s(literal 1 binary64) (/.f64 i n)) n) #s(literal 1 binary64)) (/.f64 i n)) < 0.0

    1. Initial program 28.1%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Add Preprocessing
    3. Step-by-step derivation
      1. associate-/r/28.1%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. add-exp-log28.1%

        \[\leadsto 100 \cdot \left(\frac{\color{blue}{e^{\log \left({\left(1 + \frac{i}{n}\right)}^{n}\right)}} - 1}{i} \cdot n\right) \]
      3. expm1-define28.1%

        \[\leadsto 100 \cdot \left(\frac{\color{blue}{\mathsf{expm1}\left(\log \left({\left(1 + \frac{i}{n}\right)}^{n}\right)\right)}}{i} \cdot n\right) \]
      4. log-pow38.3%

        \[\leadsto 100 \cdot \left(\frac{\mathsf{expm1}\left(\color{blue}{n \cdot \log \left(1 + \frac{i}{n}\right)}\right)}{i} \cdot n\right) \]
      5. log1p-define98.9%

        \[\leadsto 100 \cdot \left(\frac{\mathsf{expm1}\left(n \cdot \color{blue}{\mathsf{log1p}\left(\frac{i}{n}\right)}\right)}{i} \cdot n\right) \]
    4. Applied egg-rr98.9%

      \[\leadsto 100 \cdot \color{blue}{\left(\frac{\mathsf{expm1}\left(n \cdot \mathsf{log1p}\left(\frac{i}{n}\right)\right)}{i} \cdot n\right)} \]

    if 0.0 < (/.f64 (-.f64 (pow.f64 (+.f64 #s(literal 1 binary64) (/.f64 i n)) n) #s(literal 1 binary64)) (/.f64 i n)) < +inf.0

    1. Initial program 99.8%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/99.8%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*99.8%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative99.8%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/99.8%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg99.8%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in99.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval99.8%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval99.8%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval99.8%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define99.8%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval99.8%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified99.8%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Step-by-step derivation
      1. fma-undefine99.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + -100}}{i} \]
      2. *-commutative99.8%

        \[\leadsto n \cdot \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100} + -100}{i} \]
    6. Applied egg-rr99.8%

      \[\leadsto n \cdot \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}}{i} \]

    if +inf.0 < (/.f64 (-.f64 (pow.f64 (+.f64 #s(literal 1 binary64) (/.f64 i n)) n) #s(literal 1 binary64)) (/.f64 i n))

    1. Initial program 0.0%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/1.8%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*1.8%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative1.8%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/1.8%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg1.8%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in1.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval1.8%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval1.8%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval1.8%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define1.8%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval1.8%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified1.8%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 82.7%

      \[\leadsto \color{blue}{100 \cdot n} \]
    6. Step-by-step derivation
      1. *-commutative82.7%

        \[\leadsto \color{blue}{n \cdot 100} \]
    7. Simplified82.7%

      \[\leadsto \color{blue}{n \cdot 100} \]
  3. Recombined 3 regimes into one program.
  4. Final simplification95.9%

    \[\leadsto \begin{array}{l} \mathbf{if}\;\frac{{\left(1 + \frac{i}{n}\right)}^{n} + -1}{\frac{i}{n}} \leq 0:\\ \;\;\;\;100 \cdot \left(n \cdot \frac{\mathsf{expm1}\left(n \cdot \mathsf{log1p}\left(\frac{i}{n}\right)\right)}{i}\right)\\ \mathbf{elif}\;\frac{{\left(1 + \frac{i}{n}\right)}^{n} + -1}{\frac{i}{n}} \leq \infty:\\ \;\;\;\;n \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{i}\\ \mathbf{else}:\\ \;\;\;\;n \cdot 100\\ \end{array} \]
  5. Add Preprocessing

Alternative 3: 80.8% accurate, 1.0× speedup?

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;n \leq -5.4 \cdot 10^{-138} \lor \neg \left(n \leq 6.5 \cdot 10^{-161}\right):\\ \;\;\;\;n \cdot \left(100 \cdot \frac{\mathsf{expm1}\left(i\right)}{i}\right)\\ \mathbf{else}:\\ \;\;\;\;0\\ \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (if (or (<= n -5.4e-138) (not (<= n 6.5e-161)))
   (* n (* 100.0 (/ (expm1 i) i)))
   0.0))
double code(double i, double n) {
	double tmp;
	if ((n <= -5.4e-138) || !(n <= 6.5e-161)) {
		tmp = n * (100.0 * (expm1(i) / i));
	} else {
		tmp = 0.0;
	}
	return tmp;
}
public static double code(double i, double n) {
	double tmp;
	if ((n <= -5.4e-138) || !(n <= 6.5e-161)) {
		tmp = n * (100.0 * (Math.expm1(i) / i));
	} else {
		tmp = 0.0;
	}
	return tmp;
}
def code(i, n):
	tmp = 0
	if (n <= -5.4e-138) or not (n <= 6.5e-161):
		tmp = n * (100.0 * (math.expm1(i) / i))
	else:
		tmp = 0.0
	return tmp
function code(i, n)
	tmp = 0.0
	if ((n <= -5.4e-138) || !(n <= 6.5e-161))
		tmp = Float64(n * Float64(100.0 * Float64(expm1(i) / i)));
	else
		tmp = 0.0;
	end
	return tmp
end
code[i_, n_] := If[Or[LessEqual[n, -5.4e-138], N[Not[LessEqual[n, 6.5e-161]], $MachinePrecision]], N[(n * N[(100.0 * N[(N[(Exp[i] - 1), $MachinePrecision] / i), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], 0.0]
\begin{array}{l}

\\
\begin{array}{l}
\mathbf{if}\;n \leq -5.4 \cdot 10^{-138} \lor \neg \left(n \leq 6.5 \cdot 10^{-161}\right):\\
\;\;\;\;n \cdot \left(100 \cdot \frac{\mathsf{expm1}\left(i\right)}{i}\right)\\

\mathbf{else}:\\
\;\;\;\;0\\


\end{array}
\end{array}
Derivation
  1. Split input into 2 regimes
  2. if n < -5.40000000000000057e-138 or 6.50000000000000008e-161 < n

    1. Initial program 24.2%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/24.5%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*24.5%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative24.5%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/24.6%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg24.6%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in24.5%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval24.5%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval24.5%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval24.5%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define24.6%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval24.6%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified24.6%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 35.7%

      \[\leadsto \color{blue}{\frac{n \cdot \left(100 \cdot e^{i} - 100\right)}{i}} \]
    6. Step-by-step derivation
      1. associate-/l*35.8%

        \[\leadsto \color{blue}{n \cdot \frac{100 \cdot e^{i} - 100}{i}} \]
      2. sub-neg35.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      3. metadata-eval35.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      4. metadata-eval35.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      5. distribute-lft-in35.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      6. metadata-eval35.8%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      7. sub-neg35.8%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      8. associate-*r/35.8%

        \[\leadsto n \cdot \color{blue}{\left(100 \cdot \frac{e^{i} - 1}{i}\right)} \]
      9. *-commutative35.8%

        \[\leadsto n \cdot \color{blue}{\left(\frac{e^{i} - 1}{i} \cdot 100\right)} \]
      10. expm1-define84.1%

        \[\leadsto n \cdot \left(\frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{i} \cdot 100\right) \]
    7. Simplified84.1%

      \[\leadsto \color{blue}{n \cdot \left(\frac{\mathsf{expm1}\left(i\right)}{i} \cdot 100\right)} \]

    if -5.40000000000000057e-138 < n < 6.50000000000000008e-161

    1. Initial program 57.9%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-*r/57.9%

        \[\leadsto \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{\frac{i}{n}}} \]
      2. sub-neg57.9%

        \[\leadsto \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{\frac{i}{n}} \]
      3. distribute-rgt-in57.9%

        \[\leadsto \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \left(-1\right) \cdot 100}}{\frac{i}{n}} \]
      4. metadata-eval57.9%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-1} \cdot 100}{\frac{i}{n}} \]
      5. metadata-eval57.9%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-100}}{\frac{i}{n}} \]
    3. Simplified57.9%

      \[\leadsto \color{blue}{\frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{\frac{i}{n}}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 74.6%

      \[\leadsto \frac{\color{blue}{1} \cdot 100 + -100}{\frac{i}{n}} \]
    6. Taylor expanded in i around 0 74.6%

      \[\leadsto \color{blue}{0} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification82.6%

    \[\leadsto \begin{array}{l} \mathbf{if}\;n \leq -5.4 \cdot 10^{-138} \lor \neg \left(n \leq 6.5 \cdot 10^{-161}\right):\\ \;\;\;\;n \cdot \left(100 \cdot \frac{\mathsf{expm1}\left(i\right)}{i}\right)\\ \mathbf{else}:\\ \;\;\;\;0\\ \end{array} \]
  5. Add Preprocessing

Alternative 4: 80.5% accurate, 1.0× speedup?

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;n \leq -5.8 \cdot 10^{-138} \lor \neg \left(n \leq 3.6 \cdot 10^{-161}\right):\\ \;\;\;\;n \cdot \left(\mathsf{expm1}\left(i\right) \cdot \frac{100}{i}\right)\\ \mathbf{else}:\\ \;\;\;\;0\\ \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (if (or (<= n -5.8e-138) (not (<= n 3.6e-161)))
   (* n (* (expm1 i) (/ 100.0 i)))
   0.0))
double code(double i, double n) {
	double tmp;
	if ((n <= -5.8e-138) || !(n <= 3.6e-161)) {
		tmp = n * (expm1(i) * (100.0 / i));
	} else {
		tmp = 0.0;
	}
	return tmp;
}
public static double code(double i, double n) {
	double tmp;
	if ((n <= -5.8e-138) || !(n <= 3.6e-161)) {
		tmp = n * (Math.expm1(i) * (100.0 / i));
	} else {
		tmp = 0.0;
	}
	return tmp;
}
def code(i, n):
	tmp = 0
	if (n <= -5.8e-138) or not (n <= 3.6e-161):
		tmp = n * (math.expm1(i) * (100.0 / i))
	else:
		tmp = 0.0
	return tmp
function code(i, n)
	tmp = 0.0
	if ((n <= -5.8e-138) || !(n <= 3.6e-161))
		tmp = Float64(n * Float64(expm1(i) * Float64(100.0 / i)));
	else
		tmp = 0.0;
	end
	return tmp
end
code[i_, n_] := If[Or[LessEqual[n, -5.8e-138], N[Not[LessEqual[n, 3.6e-161]], $MachinePrecision]], N[(n * N[(N[(Exp[i] - 1), $MachinePrecision] * N[(100.0 / i), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], 0.0]
\begin{array}{l}

\\
\begin{array}{l}
\mathbf{if}\;n \leq -5.8 \cdot 10^{-138} \lor \neg \left(n \leq 3.6 \cdot 10^{-161}\right):\\
\;\;\;\;n \cdot \left(\mathsf{expm1}\left(i\right) \cdot \frac{100}{i}\right)\\

\mathbf{else}:\\
\;\;\;\;0\\


\end{array}
\end{array}
Derivation
  1. Split input into 2 regimes
  2. if n < -5.79999999999999946e-138 or 3.60000000000000018e-161 < n

    1. Initial program 24.2%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/24.5%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*24.5%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative24.5%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/24.6%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg24.6%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in24.5%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval24.5%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval24.5%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval24.5%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define24.6%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval24.6%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified24.6%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 35.8%

      \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} - 100}}{i} \]
    6. Step-by-step derivation
      1. sub-neg35.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      2. metadata-eval35.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      3. metadata-eval35.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      4. distribute-lft-in35.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      5. metadata-eval35.8%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      6. sub-neg35.8%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      7. expm1-define84.1%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\mathsf{expm1}\left(i\right)}}{i} \]
    7. Simplified84.1%

      \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \mathsf{expm1}\left(i\right)}}{i} \]
    8. Step-by-step derivation
      1. *-commutative84.1%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{expm1}\left(i\right) \cdot 100}}{i} \]
      2. associate-/l*84.1%

        \[\leadsto n \cdot \color{blue}{\left(\mathsf{expm1}\left(i\right) \cdot \frac{100}{i}\right)} \]
    9. Applied egg-rr84.1%

      \[\leadsto n \cdot \color{blue}{\left(\mathsf{expm1}\left(i\right) \cdot \frac{100}{i}\right)} \]

    if -5.79999999999999946e-138 < n < 3.60000000000000018e-161

    1. Initial program 57.9%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-*r/57.9%

        \[\leadsto \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{\frac{i}{n}}} \]
      2. sub-neg57.9%

        \[\leadsto \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{\frac{i}{n}} \]
      3. distribute-rgt-in57.9%

        \[\leadsto \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \left(-1\right) \cdot 100}}{\frac{i}{n}} \]
      4. metadata-eval57.9%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-1} \cdot 100}{\frac{i}{n}} \]
      5. metadata-eval57.9%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-100}}{\frac{i}{n}} \]
    3. Simplified57.9%

      \[\leadsto \color{blue}{\frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{\frac{i}{n}}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 74.6%

      \[\leadsto \frac{\color{blue}{1} \cdot 100 + -100}{\frac{i}{n}} \]
    6. Taylor expanded in i around 0 74.6%

      \[\leadsto \color{blue}{0} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification82.5%

    \[\leadsto \begin{array}{l} \mathbf{if}\;n \leq -5.8 \cdot 10^{-138} \lor \neg \left(n \leq 3.6 \cdot 10^{-161}\right):\\ \;\;\;\;n \cdot \left(\mathsf{expm1}\left(i\right) \cdot \frac{100}{i}\right)\\ \mathbf{else}:\\ \;\;\;\;0\\ \end{array} \]
  5. Add Preprocessing

Alternative 5: 76.2% accurate, 1.0× speedup?

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;i \leq -0.00029 \lor \neg \left(i \leq 9.8 \cdot 10^{-8}\right):\\ \;\;\;\;100 \cdot \frac{\mathsf{expm1}\left(i\right)}{\frac{i}{n}}\\ \mathbf{else}:\\ \;\;\;\;n \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + i \cdot 4.166666666666667\right)\right)\right)\\ \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (if (or (<= i -0.00029) (not (<= i 9.8e-8)))
   (* 100.0 (/ (expm1 i) (/ i n)))
   (*
    n
    (+
     100.0
     (* i (+ 50.0 (* i (+ 16.666666666666668 (* i 4.166666666666667)))))))))
double code(double i, double n) {
	double tmp;
	if ((i <= -0.00029) || !(i <= 9.8e-8)) {
		tmp = 100.0 * (expm1(i) / (i / n));
	} else {
		tmp = n * (100.0 + (i * (50.0 + (i * (16.666666666666668 + (i * 4.166666666666667))))));
	}
	return tmp;
}
public static double code(double i, double n) {
	double tmp;
	if ((i <= -0.00029) || !(i <= 9.8e-8)) {
		tmp = 100.0 * (Math.expm1(i) / (i / n));
	} else {
		tmp = n * (100.0 + (i * (50.0 + (i * (16.666666666666668 + (i * 4.166666666666667))))));
	}
	return tmp;
}
def code(i, n):
	tmp = 0
	if (i <= -0.00029) or not (i <= 9.8e-8):
		tmp = 100.0 * (math.expm1(i) / (i / n))
	else:
		tmp = n * (100.0 + (i * (50.0 + (i * (16.666666666666668 + (i * 4.166666666666667))))))
	return tmp
function code(i, n)
	tmp = 0.0
	if ((i <= -0.00029) || !(i <= 9.8e-8))
		tmp = Float64(100.0 * Float64(expm1(i) / Float64(i / n)));
	else
		tmp = Float64(n * Float64(100.0 + Float64(i * Float64(50.0 + Float64(i * Float64(16.666666666666668 + Float64(i * 4.166666666666667)))))));
	end
	return tmp
end
code[i_, n_] := If[Or[LessEqual[i, -0.00029], N[Not[LessEqual[i, 9.8e-8]], $MachinePrecision]], N[(100.0 * N[(N[(Exp[i] - 1), $MachinePrecision] / N[(i / n), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(n * N[(100.0 + N[(i * N[(50.0 + N[(i * N[(16.666666666666668 + N[(i * 4.166666666666667), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}

\\
\begin{array}{l}
\mathbf{if}\;i \leq -0.00029 \lor \neg \left(i \leq 9.8 \cdot 10^{-8}\right):\\
\;\;\;\;100 \cdot \frac{\mathsf{expm1}\left(i\right)}{\frac{i}{n}}\\

\mathbf{else}:\\
\;\;\;\;n \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + i \cdot 4.166666666666667\right)\right)\right)\\


\end{array}
\end{array}
Derivation
  1. Split input into 2 regimes
  2. if i < -2.9e-4 or 9.8000000000000004e-8 < i

    1. Initial program 51.2%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Add Preprocessing
    3. Taylor expanded in n around inf 62.9%

      \[\leadsto 100 \cdot \frac{\color{blue}{e^{i} - 1}}{\frac{i}{n}} \]
    4. Step-by-step derivation
      1. expm1-define62.9%

        \[\leadsto 100 \cdot \frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{\frac{i}{n}} \]
    5. Simplified62.9%

      \[\leadsto 100 \cdot \frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{\frac{i}{n}} \]

    if -2.9e-4 < i < 9.8000000000000004e-8

    1. Initial program 8.9%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/9.5%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*9.5%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative9.5%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/9.5%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg9.5%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in9.5%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval9.5%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval9.5%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval9.5%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define9.5%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval9.5%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified9.5%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 10.7%

      \[\leadsto \color{blue}{\frac{n \cdot \left(100 \cdot e^{i} - 100\right)}{i}} \]
    6. Step-by-step derivation
      1. associate-/l*10.7%

        \[\leadsto \color{blue}{n \cdot \frac{100 \cdot e^{i} - 100}{i}} \]
      2. sub-neg10.7%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      3. metadata-eval10.7%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      4. metadata-eval10.7%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      5. distribute-lft-in10.7%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      6. metadata-eval10.7%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      7. sub-neg10.7%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      8. associate-*r/10.7%

        \[\leadsto n \cdot \color{blue}{\left(100 \cdot \frac{e^{i} - 1}{i}\right)} \]
      9. *-commutative10.7%

        \[\leadsto n \cdot \color{blue}{\left(\frac{e^{i} - 1}{i} \cdot 100\right)} \]
      10. expm1-define88.3%

        \[\leadsto n \cdot \left(\frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{i} \cdot 100\right) \]
    7. Simplified88.3%

      \[\leadsto \color{blue}{n \cdot \left(\frac{\mathsf{expm1}\left(i\right)}{i} \cdot 100\right)} \]
    8. Taylor expanded in i around 0 88.3%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + 4.166666666666667 \cdot i\right)\right)\right)} \]
    9. Step-by-step derivation
      1. *-commutative88.3%

        \[\leadsto n \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + \color{blue}{i \cdot 4.166666666666667}\right)\right)\right) \]
    10. Simplified88.3%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + i \cdot 4.166666666666667\right)\right)\right)} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification75.8%

    \[\leadsto \begin{array}{l} \mathbf{if}\;i \leq -0.00029 \lor \neg \left(i \leq 9.8 \cdot 10^{-8}\right):\\ \;\;\;\;100 \cdot \frac{\mathsf{expm1}\left(i\right)}{\frac{i}{n}}\\ \mathbf{else}:\\ \;\;\;\;n \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + i \cdot 4.166666666666667\right)\right)\right)\\ \end{array} \]
  5. Add Preprocessing

Alternative 6: 68.5% accurate, 3.3× speedup?

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;n \leq -8.4 \cdot 10^{-138}:\\ \;\;\;\;n \cdot \left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)\\ \mathbf{elif}\;n \leq 2.25 \cdot 10^{-194}:\\ \;\;\;\;0\\ \mathbf{elif}\;n \leq 2.45:\\ \;\;\;\;100 \cdot \frac{i}{\frac{i}{n}}\\ \mathbf{else}:\\ \;\;\;\;\frac{n \cdot \left(i \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + i \cdot 4.166666666666667\right)\right)\right)\right)}{i}\\ \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (if (<= n -8.4e-138)
   (* n (+ 100.0 (* i (+ 50.0 (* i 16.666666666666668)))))
   (if (<= n 2.25e-194)
     0.0
     (if (<= n 2.45)
       (* 100.0 (/ i (/ i n)))
       (/
        (*
         n
         (*
          i
          (+
           100.0
           (*
            i
            (+ 50.0 (* i (+ 16.666666666666668 (* i 4.166666666666667))))))))
        i)))))
double code(double i, double n) {
	double tmp;
	if (n <= -8.4e-138) {
		tmp = n * (100.0 + (i * (50.0 + (i * 16.666666666666668))));
	} else if (n <= 2.25e-194) {
		tmp = 0.0;
	} else if (n <= 2.45) {
		tmp = 100.0 * (i / (i / n));
	} else {
		tmp = (n * (i * (100.0 + (i * (50.0 + (i * (16.666666666666668 + (i * 4.166666666666667)))))))) / i;
	}
	return tmp;
}
real(8) function code(i, n)
    real(8), intent (in) :: i
    real(8), intent (in) :: n
    real(8) :: tmp
    if (n <= (-8.4d-138)) then
        tmp = n * (100.0d0 + (i * (50.0d0 + (i * 16.666666666666668d0))))
    else if (n <= 2.25d-194) then
        tmp = 0.0d0
    else if (n <= 2.45d0) then
        tmp = 100.0d0 * (i / (i / n))
    else
        tmp = (n * (i * (100.0d0 + (i * (50.0d0 + (i * (16.666666666666668d0 + (i * 4.166666666666667d0)))))))) / i
    end if
    code = tmp
end function
public static double code(double i, double n) {
	double tmp;
	if (n <= -8.4e-138) {
		tmp = n * (100.0 + (i * (50.0 + (i * 16.666666666666668))));
	} else if (n <= 2.25e-194) {
		tmp = 0.0;
	} else if (n <= 2.45) {
		tmp = 100.0 * (i / (i / n));
	} else {
		tmp = (n * (i * (100.0 + (i * (50.0 + (i * (16.666666666666668 + (i * 4.166666666666667)))))))) / i;
	}
	return tmp;
}
def code(i, n):
	tmp = 0
	if n <= -8.4e-138:
		tmp = n * (100.0 + (i * (50.0 + (i * 16.666666666666668))))
	elif n <= 2.25e-194:
		tmp = 0.0
	elif n <= 2.45:
		tmp = 100.0 * (i / (i / n))
	else:
		tmp = (n * (i * (100.0 + (i * (50.0 + (i * (16.666666666666668 + (i * 4.166666666666667)))))))) / i
	return tmp
function code(i, n)
	tmp = 0.0
	if (n <= -8.4e-138)
		tmp = Float64(n * Float64(100.0 + Float64(i * Float64(50.0 + Float64(i * 16.666666666666668)))));
	elseif (n <= 2.25e-194)
		tmp = 0.0;
	elseif (n <= 2.45)
		tmp = Float64(100.0 * Float64(i / Float64(i / n)));
	else
		tmp = Float64(Float64(n * Float64(i * Float64(100.0 + Float64(i * Float64(50.0 + Float64(i * Float64(16.666666666666668 + Float64(i * 4.166666666666667)))))))) / i);
	end
	return tmp
end
function tmp_2 = code(i, n)
	tmp = 0.0;
	if (n <= -8.4e-138)
		tmp = n * (100.0 + (i * (50.0 + (i * 16.666666666666668))));
	elseif (n <= 2.25e-194)
		tmp = 0.0;
	elseif (n <= 2.45)
		tmp = 100.0 * (i / (i / n));
	else
		tmp = (n * (i * (100.0 + (i * (50.0 + (i * (16.666666666666668 + (i * 4.166666666666667)))))))) / i;
	end
	tmp_2 = tmp;
end
code[i_, n_] := If[LessEqual[n, -8.4e-138], N[(n * N[(100.0 + N[(i * N[(50.0 + N[(i * 16.666666666666668), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], If[LessEqual[n, 2.25e-194], 0.0, If[LessEqual[n, 2.45], N[(100.0 * N[(i / N[(i / n), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(n * N[(i * N[(100.0 + N[(i * N[(50.0 + N[(i * N[(16.666666666666668 + N[(i * 4.166666666666667), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / i), $MachinePrecision]]]]
\begin{array}{l}

\\
\begin{array}{l}
\mathbf{if}\;n \leq -8.4 \cdot 10^{-138}:\\
\;\;\;\;n \cdot \left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)\\

\mathbf{elif}\;n \leq 2.25 \cdot 10^{-194}:\\
\;\;\;\;0\\

\mathbf{elif}\;n \leq 2.45:\\
\;\;\;\;100 \cdot \frac{i}{\frac{i}{n}}\\

\mathbf{else}:\\
\;\;\;\;\frac{n \cdot \left(i \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + i \cdot 4.166666666666667\right)\right)\right)\right)}{i}\\


\end{array}
\end{array}
Derivation
  1. Split input into 4 regimes
  2. if n < -8.39999999999999943e-138

    1. Initial program 31.3%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/31.6%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*31.6%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative31.6%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/31.7%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg31.7%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in31.6%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval31.6%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval31.6%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval31.6%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define31.7%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval31.7%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified31.7%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 38.6%

      \[\leadsto \color{blue}{\frac{n \cdot \left(100 \cdot e^{i} - 100\right)}{i}} \]
    6. Step-by-step derivation
      1. associate-/l*38.6%

        \[\leadsto \color{blue}{n \cdot \frac{100 \cdot e^{i} - 100}{i}} \]
      2. sub-neg38.6%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      3. metadata-eval38.6%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      4. metadata-eval38.6%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      5. distribute-lft-in38.6%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      6. metadata-eval38.6%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      7. sub-neg38.6%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      8. associate-*r/38.6%

        \[\leadsto n \cdot \color{blue}{\left(100 \cdot \frac{e^{i} - 1}{i}\right)} \]
      9. *-commutative38.6%

        \[\leadsto n \cdot \color{blue}{\left(\frac{e^{i} - 1}{i} \cdot 100\right)} \]
      10. expm1-define81.4%

        \[\leadsto n \cdot \left(\frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{i} \cdot 100\right) \]
    7. Simplified81.4%

      \[\leadsto \color{blue}{n \cdot \left(\frac{\mathsf{expm1}\left(i\right)}{i} \cdot 100\right)} \]
    8. Taylor expanded in i around 0 56.7%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + 16.666666666666668 \cdot i\right)\right)} \]
    9. Step-by-step derivation
      1. *-commutative56.7%

        \[\leadsto n \cdot \left(100 + i \cdot \left(50 + \color{blue}{i \cdot 16.666666666666668}\right)\right) \]
    10. Simplified56.7%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)} \]

    if -8.39999999999999943e-138 < n < 2.2499999999999999e-194

    1. Initial program 66.1%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-*r/66.1%

        \[\leadsto \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{\frac{i}{n}}} \]
      2. sub-neg66.1%

        \[\leadsto \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{\frac{i}{n}} \]
      3. distribute-rgt-in66.1%

        \[\leadsto \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \left(-1\right) \cdot 100}}{\frac{i}{n}} \]
      4. metadata-eval66.1%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-1} \cdot 100}{\frac{i}{n}} \]
      5. metadata-eval66.1%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-100}}{\frac{i}{n}} \]
    3. Simplified66.1%

      \[\leadsto \color{blue}{\frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{\frac{i}{n}}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 77.5%

      \[\leadsto \frac{\color{blue}{1} \cdot 100 + -100}{\frac{i}{n}} \]
    6. Taylor expanded in i around 0 77.5%

      \[\leadsto \color{blue}{0} \]

    if 2.2499999999999999e-194 < n < 2.4500000000000002

    1. Initial program 15.1%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Add Preprocessing
    3. Taylor expanded in i around 0 65.8%

      \[\leadsto 100 \cdot \frac{\color{blue}{i}}{\frac{i}{n}} \]

    if 2.4500000000000002 < n

    1. Initial program 17.6%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/18.2%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*18.2%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative18.2%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/18.2%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg18.2%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in18.2%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval18.2%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval18.2%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval18.2%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define18.2%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval18.2%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified18.2%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 45.7%

      \[\leadsto \color{blue}{\frac{n \cdot \left(100 \cdot e^{i} - 100\right)}{i}} \]
    6. Step-by-step derivation
      1. associate-/l*45.8%

        \[\leadsto \color{blue}{n \cdot \frac{100 \cdot e^{i} - 100}{i}} \]
      2. sub-neg45.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      3. metadata-eval45.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      4. metadata-eval45.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      5. distribute-lft-in45.9%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      6. metadata-eval45.9%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      7. sub-neg45.9%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      8. associate-*r/45.9%

        \[\leadsto n \cdot \color{blue}{\left(100 \cdot \frac{e^{i} - 1}{i}\right)} \]
      9. *-commutative45.9%

        \[\leadsto n \cdot \color{blue}{\left(\frac{e^{i} - 1}{i} \cdot 100\right)} \]
      10. expm1-define99.9%

        \[\leadsto n \cdot \left(\frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{i} \cdot 100\right) \]
    7. Simplified99.9%

      \[\leadsto \color{blue}{n \cdot \left(\frac{\mathsf{expm1}\left(i\right)}{i} \cdot 100\right)} \]
    8. Step-by-step derivation
      1. *-commutative99.9%

        \[\leadsto n \cdot \color{blue}{\left(100 \cdot \frac{\mathsf{expm1}\left(i\right)}{i}\right)} \]
      2. associate-/l*99.9%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \mathsf{expm1}\left(i\right)}{i}} \]
      3. associate-*r/99.6%

        \[\leadsto \color{blue}{\frac{n \cdot \left(100 \cdot \mathsf{expm1}\left(i\right)\right)}{i}} \]
      4. *-commutative99.6%

        \[\leadsto \frac{n \cdot \color{blue}{\left(\mathsf{expm1}\left(i\right) \cdot 100\right)}}{i} \]
    9. Applied egg-rr99.6%

      \[\leadsto \color{blue}{\frac{n \cdot \left(\mathsf{expm1}\left(i\right) \cdot 100\right)}{i}} \]
    10. Taylor expanded in i around 0 80.1%

      \[\leadsto \frac{n \cdot \color{blue}{\left(i \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + 4.166666666666667 \cdot i\right)\right)\right)\right)}}{i} \]
    11. Step-by-step derivation
      1. *-commutative80.1%

        \[\leadsto \frac{n \cdot \left(i \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + \color{blue}{i \cdot 4.166666666666667}\right)\right)\right)\right)}{i} \]
    12. Simplified80.1%

      \[\leadsto \frac{n \cdot \color{blue}{\left(i \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + i \cdot 4.166666666666667\right)\right)\right)\right)}}{i} \]
  3. Recombined 4 regimes into one program.
  4. Add Preprocessing

Alternative 7: 67.2% accurate, 3.9× speedup?

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;n \leq -2.65 \cdot 10^{-137}:\\ \;\;\;\;n \cdot \left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)\\ \mathbf{elif}\;n \leq 3.45 \cdot 10^{-161}:\\ \;\;\;\;0\\ \mathbf{else}:\\ \;\;\;\;n \cdot \frac{i \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + i \cdot 4.166666666666667\right)\right)\right)}{i}\\ \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (if (<= n -2.65e-137)
   (* n (+ 100.0 (* i (+ 50.0 (* i 16.666666666666668)))))
   (if (<= n 3.45e-161)
     0.0
     (*
      n
      (/
       (*
        i
        (+
         100.0
         (* i (+ 50.0 (* i (+ 16.666666666666668 (* i 4.166666666666667)))))))
       i)))))
double code(double i, double n) {
	double tmp;
	if (n <= -2.65e-137) {
		tmp = n * (100.0 + (i * (50.0 + (i * 16.666666666666668))));
	} else if (n <= 3.45e-161) {
		tmp = 0.0;
	} else {
		tmp = n * ((i * (100.0 + (i * (50.0 + (i * (16.666666666666668 + (i * 4.166666666666667))))))) / i);
	}
	return tmp;
}
real(8) function code(i, n)
    real(8), intent (in) :: i
    real(8), intent (in) :: n
    real(8) :: tmp
    if (n <= (-2.65d-137)) then
        tmp = n * (100.0d0 + (i * (50.0d0 + (i * 16.666666666666668d0))))
    else if (n <= 3.45d-161) then
        tmp = 0.0d0
    else
        tmp = n * ((i * (100.0d0 + (i * (50.0d0 + (i * (16.666666666666668d0 + (i * 4.166666666666667d0))))))) / i)
    end if
    code = tmp
end function
public static double code(double i, double n) {
	double tmp;
	if (n <= -2.65e-137) {
		tmp = n * (100.0 + (i * (50.0 + (i * 16.666666666666668))));
	} else if (n <= 3.45e-161) {
		tmp = 0.0;
	} else {
		tmp = n * ((i * (100.0 + (i * (50.0 + (i * (16.666666666666668 + (i * 4.166666666666667))))))) / i);
	}
	return tmp;
}
def code(i, n):
	tmp = 0
	if n <= -2.65e-137:
		tmp = n * (100.0 + (i * (50.0 + (i * 16.666666666666668))))
	elif n <= 3.45e-161:
		tmp = 0.0
	else:
		tmp = n * ((i * (100.0 + (i * (50.0 + (i * (16.666666666666668 + (i * 4.166666666666667))))))) / i)
	return tmp
function code(i, n)
	tmp = 0.0
	if (n <= -2.65e-137)
		tmp = Float64(n * Float64(100.0 + Float64(i * Float64(50.0 + Float64(i * 16.666666666666668)))));
	elseif (n <= 3.45e-161)
		tmp = 0.0;
	else
		tmp = Float64(n * Float64(Float64(i * Float64(100.0 + Float64(i * Float64(50.0 + Float64(i * Float64(16.666666666666668 + Float64(i * 4.166666666666667))))))) / i));
	end
	return tmp
end
function tmp_2 = code(i, n)
	tmp = 0.0;
	if (n <= -2.65e-137)
		tmp = n * (100.0 + (i * (50.0 + (i * 16.666666666666668))));
	elseif (n <= 3.45e-161)
		tmp = 0.0;
	else
		tmp = n * ((i * (100.0 + (i * (50.0 + (i * (16.666666666666668 + (i * 4.166666666666667))))))) / i);
	end
	tmp_2 = tmp;
end
code[i_, n_] := If[LessEqual[n, -2.65e-137], N[(n * N[(100.0 + N[(i * N[(50.0 + N[(i * 16.666666666666668), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], If[LessEqual[n, 3.45e-161], 0.0, N[(n * N[(N[(i * N[(100.0 + N[(i * N[(50.0 + N[(i * N[(16.666666666666668 + N[(i * 4.166666666666667), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / i), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}

\\
\begin{array}{l}
\mathbf{if}\;n \leq -2.65 \cdot 10^{-137}:\\
\;\;\;\;n \cdot \left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)\\

\mathbf{elif}\;n \leq 3.45 \cdot 10^{-161}:\\
\;\;\;\;0\\

\mathbf{else}:\\
\;\;\;\;n \cdot \frac{i \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + i \cdot 4.166666666666667\right)\right)\right)}{i}\\


\end{array}
\end{array}
Derivation
  1. Split input into 3 regimes
  2. if n < -2.65000000000000019e-137

    1. Initial program 31.3%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/31.6%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*31.6%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative31.6%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/31.7%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg31.7%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in31.6%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval31.6%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval31.6%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval31.6%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define31.7%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval31.7%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified31.7%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 38.6%

      \[\leadsto \color{blue}{\frac{n \cdot \left(100 \cdot e^{i} - 100\right)}{i}} \]
    6. Step-by-step derivation
      1. associate-/l*38.6%

        \[\leadsto \color{blue}{n \cdot \frac{100 \cdot e^{i} - 100}{i}} \]
      2. sub-neg38.6%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      3. metadata-eval38.6%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      4. metadata-eval38.6%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      5. distribute-lft-in38.6%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      6. metadata-eval38.6%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      7. sub-neg38.6%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      8. associate-*r/38.6%

        \[\leadsto n \cdot \color{blue}{\left(100 \cdot \frac{e^{i} - 1}{i}\right)} \]
      9. *-commutative38.6%

        \[\leadsto n \cdot \color{blue}{\left(\frac{e^{i} - 1}{i} \cdot 100\right)} \]
      10. expm1-define81.4%

        \[\leadsto n \cdot \left(\frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{i} \cdot 100\right) \]
    7. Simplified81.4%

      \[\leadsto \color{blue}{n \cdot \left(\frac{\mathsf{expm1}\left(i\right)}{i} \cdot 100\right)} \]
    8. Taylor expanded in i around 0 56.7%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + 16.666666666666668 \cdot i\right)\right)} \]
    9. Step-by-step derivation
      1. *-commutative56.7%

        \[\leadsto n \cdot \left(100 + i \cdot \left(50 + \color{blue}{i \cdot 16.666666666666668}\right)\right) \]
    10. Simplified56.7%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)} \]

    if -2.65000000000000019e-137 < n < 3.45000000000000001e-161

    1. Initial program 57.9%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-*r/57.9%

        \[\leadsto \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{\frac{i}{n}}} \]
      2. sub-neg57.9%

        \[\leadsto \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{\frac{i}{n}} \]
      3. distribute-rgt-in57.9%

        \[\leadsto \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \left(-1\right) \cdot 100}}{\frac{i}{n}} \]
      4. metadata-eval57.9%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-1} \cdot 100}{\frac{i}{n}} \]
      5. metadata-eval57.9%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-100}}{\frac{i}{n}} \]
    3. Simplified57.9%

      \[\leadsto \color{blue}{\frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{\frac{i}{n}}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 74.6%

      \[\leadsto \frac{\color{blue}{1} \cdot 100 + -100}{\frac{i}{n}} \]
    6. Taylor expanded in i around 0 74.6%

      \[\leadsto \color{blue}{0} \]

    if 3.45000000000000001e-161 < n

    1. Initial program 16.7%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/17.2%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*17.2%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative17.2%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/17.2%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg17.2%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in17.2%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval17.2%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval17.2%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval17.2%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define17.2%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval17.2%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified17.2%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 32.8%

      \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} - 100}}{i} \]
    6. Step-by-step derivation
      1. sub-neg32.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      2. metadata-eval32.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      3. metadata-eval32.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      4. distribute-lft-in32.9%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      5. metadata-eval32.9%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      6. sub-neg32.9%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      7. expm1-define86.9%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\mathsf{expm1}\left(i\right)}}{i} \]
    7. Simplified86.9%

      \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \mathsf{expm1}\left(i\right)}}{i} \]
    8. Taylor expanded in i around 0 71.6%

      \[\leadsto n \cdot \frac{\color{blue}{i \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + 4.166666666666667 \cdot i\right)\right)\right)}}{i} \]
    9. Step-by-step derivation
      1. *-commutative71.6%

        \[\leadsto n \cdot \frac{i \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + \color{blue}{i \cdot 4.166666666666667}\right)\right)\right)}{i} \]
    10. Simplified71.6%

      \[\leadsto n \cdot \frac{\color{blue}{i \cdot \left(100 + i \cdot \left(50 + i \cdot \left(16.666666666666668 + i \cdot 4.166666666666667\right)\right)\right)}}{i} \]
  3. Recombined 3 regimes into one program.
  4. Add Preprocessing

Alternative 8: 64.2% accurate, 4.4× speedup?

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;i \leq -1.52:\\ \;\;\;\;0\\ \mathbf{elif}\;i \leq 900000:\\ \;\;\;\;n \cdot \left(100 + i \cdot 50\right)\\ \mathbf{elif}\;i \leq 1.9 \cdot 10^{+50}:\\ \;\;\;\;100 \cdot \frac{i}{\left(1 + \frac{i}{n}\right) + -1}\\ \mathbf{else}:\\ \;\;\;\;n \cdot \left(16.666666666666668 \cdot \left(i \cdot i\right)\right)\\ \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (if (<= i -1.52)
   0.0
   (if (<= i 900000.0)
     (* n (+ 100.0 (* i 50.0)))
     (if (<= i 1.9e+50)
       (* 100.0 (/ i (+ (+ 1.0 (/ i n)) -1.0)))
       (* n (* 16.666666666666668 (* i i)))))))
double code(double i, double n) {
	double tmp;
	if (i <= -1.52) {
		tmp = 0.0;
	} else if (i <= 900000.0) {
		tmp = n * (100.0 + (i * 50.0));
	} else if (i <= 1.9e+50) {
		tmp = 100.0 * (i / ((1.0 + (i / n)) + -1.0));
	} else {
		tmp = n * (16.666666666666668 * (i * i));
	}
	return tmp;
}
real(8) function code(i, n)
    real(8), intent (in) :: i
    real(8), intent (in) :: n
    real(8) :: tmp
    if (i <= (-1.52d0)) then
        tmp = 0.0d0
    else if (i <= 900000.0d0) then
        tmp = n * (100.0d0 + (i * 50.0d0))
    else if (i <= 1.9d+50) then
        tmp = 100.0d0 * (i / ((1.0d0 + (i / n)) + (-1.0d0)))
    else
        tmp = n * (16.666666666666668d0 * (i * i))
    end if
    code = tmp
end function
public static double code(double i, double n) {
	double tmp;
	if (i <= -1.52) {
		tmp = 0.0;
	} else if (i <= 900000.0) {
		tmp = n * (100.0 + (i * 50.0));
	} else if (i <= 1.9e+50) {
		tmp = 100.0 * (i / ((1.0 + (i / n)) + -1.0));
	} else {
		tmp = n * (16.666666666666668 * (i * i));
	}
	return tmp;
}
def code(i, n):
	tmp = 0
	if i <= -1.52:
		tmp = 0.0
	elif i <= 900000.0:
		tmp = n * (100.0 + (i * 50.0))
	elif i <= 1.9e+50:
		tmp = 100.0 * (i / ((1.0 + (i / n)) + -1.0))
	else:
		tmp = n * (16.666666666666668 * (i * i))
	return tmp
function code(i, n)
	tmp = 0.0
	if (i <= -1.52)
		tmp = 0.0;
	elseif (i <= 900000.0)
		tmp = Float64(n * Float64(100.0 + Float64(i * 50.0)));
	elseif (i <= 1.9e+50)
		tmp = Float64(100.0 * Float64(i / Float64(Float64(1.0 + Float64(i / n)) + -1.0)));
	else
		tmp = Float64(n * Float64(16.666666666666668 * Float64(i * i)));
	end
	return tmp
end
function tmp_2 = code(i, n)
	tmp = 0.0;
	if (i <= -1.52)
		tmp = 0.0;
	elseif (i <= 900000.0)
		tmp = n * (100.0 + (i * 50.0));
	elseif (i <= 1.9e+50)
		tmp = 100.0 * (i / ((1.0 + (i / n)) + -1.0));
	else
		tmp = n * (16.666666666666668 * (i * i));
	end
	tmp_2 = tmp;
end
code[i_, n_] := If[LessEqual[i, -1.52], 0.0, If[LessEqual[i, 900000.0], N[(n * N[(100.0 + N[(i * 50.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], If[LessEqual[i, 1.9e+50], N[(100.0 * N[(i / N[(N[(1.0 + N[(i / n), $MachinePrecision]), $MachinePrecision] + -1.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(n * N[(16.666666666666668 * N[(i * i), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]]
\begin{array}{l}

\\
\begin{array}{l}
\mathbf{if}\;i \leq -1.52:\\
\;\;\;\;0\\

\mathbf{elif}\;i \leq 900000:\\
\;\;\;\;n \cdot \left(100 + i \cdot 50\right)\\

\mathbf{elif}\;i \leq 1.9 \cdot 10^{+50}:\\
\;\;\;\;100 \cdot \frac{i}{\left(1 + \frac{i}{n}\right) + -1}\\

\mathbf{else}:\\
\;\;\;\;n \cdot \left(16.666666666666668 \cdot \left(i \cdot i\right)\right)\\


\end{array}
\end{array}
Derivation
  1. Split input into 4 regimes
  2. if i < -1.52

    1. Initial program 60.7%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-*r/60.8%

        \[\leadsto \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{\frac{i}{n}}} \]
      2. sub-neg60.8%

        \[\leadsto \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{\frac{i}{n}} \]
      3. distribute-rgt-in60.6%

        \[\leadsto \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \left(-1\right) \cdot 100}}{\frac{i}{n}} \]
      4. metadata-eval60.6%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-1} \cdot 100}{\frac{i}{n}} \]
      5. metadata-eval60.6%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-100}}{\frac{i}{n}} \]
    3. Simplified60.6%

      \[\leadsto \color{blue}{\frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{\frac{i}{n}}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 35.7%

      \[\leadsto \frac{\color{blue}{1} \cdot 100 + -100}{\frac{i}{n}} \]
    6. Taylor expanded in i around 0 35.7%

      \[\leadsto \color{blue}{0} \]

    if -1.52 < i < 9e5

    1. Initial program 9.4%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/9.9%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*9.9%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative9.9%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/9.9%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg9.9%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in9.9%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval9.9%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval9.9%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval9.9%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define9.9%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval9.9%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified9.9%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 13.2%

      \[\leadsto \color{blue}{\frac{n \cdot \left(100 \cdot e^{i} - 100\right)}{i}} \]
    6. Step-by-step derivation
      1. associate-/l*13.3%

        \[\leadsto \color{blue}{n \cdot \frac{100 \cdot e^{i} - 100}{i}} \]
      2. sub-neg13.3%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      3. metadata-eval13.3%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      4. metadata-eval13.3%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      5. distribute-lft-in13.3%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      6. metadata-eval13.3%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      7. sub-neg13.3%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      8. associate-*r/13.3%

        \[\leadsto n \cdot \color{blue}{\left(100 \cdot \frac{e^{i} - 1}{i}\right)} \]
      9. *-commutative13.3%

        \[\leadsto n \cdot \color{blue}{\left(\frac{e^{i} - 1}{i} \cdot 100\right)} \]
      10. expm1-define88.0%

        \[\leadsto n \cdot \left(\frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{i} \cdot 100\right) \]
    7. Simplified88.0%

      \[\leadsto \color{blue}{n \cdot \left(\frac{\mathsf{expm1}\left(i\right)}{i} \cdot 100\right)} \]
    8. Taylor expanded in i around 0 85.3%

      \[\leadsto \color{blue}{50 \cdot \left(i \cdot n\right) + 100 \cdot n} \]
    9. Step-by-step derivation
      1. +-commutative85.3%

        \[\leadsto \color{blue}{100 \cdot n + 50 \cdot \left(i \cdot n\right)} \]
      2. associate-*r*85.3%

        \[\leadsto 100 \cdot n + \color{blue}{\left(50 \cdot i\right) \cdot n} \]
      3. distribute-rgt-in85.3%

        \[\leadsto \color{blue}{n \cdot \left(100 + 50 \cdot i\right)} \]
      4. *-commutative85.3%

        \[\leadsto n \cdot \left(100 + \color{blue}{i \cdot 50}\right) \]
    10. Simplified85.3%

      \[\leadsto \color{blue}{n \cdot \left(100 + i \cdot 50\right)} \]

    if 9e5 < i < 1.89999999999999994e50

    1. Initial program 2.7%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Add Preprocessing
    3. Taylor expanded in i around 0 5.2%

      \[\leadsto 100 \cdot \frac{\color{blue}{i}}{\frac{i}{n}} \]
    4. Step-by-step derivation
      1. expm1-log1p-u5.2%

        \[\leadsto 100 \cdot \frac{i}{\color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{i}{n}\right)\right)}} \]
      2. log1p-define57.5%

        \[\leadsto 100 \cdot \frac{i}{\mathsf{expm1}\left(\color{blue}{\log \left(1 + \frac{i}{n}\right)}\right)} \]
      3. expm1-undefine57.5%

        \[\leadsto 100 \cdot \frac{i}{\color{blue}{e^{\log \left(1 + \frac{i}{n}\right)} - 1}} \]
      4. add-exp-log57.5%

        \[\leadsto 100 \cdot \frac{i}{\color{blue}{\left(1 + \frac{i}{n}\right)} - 1} \]
    5. Applied egg-rr57.5%

      \[\leadsto 100 \cdot \frac{i}{\color{blue}{\left(1 + \frac{i}{n}\right) - 1}} \]

    if 1.89999999999999994e50 < i

    1. Initial program 52.5%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/52.7%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*52.7%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative52.7%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/52.7%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg52.7%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in52.7%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval52.7%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval52.7%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval52.7%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define52.7%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval52.7%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified52.7%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 49.8%

      \[\leadsto \color{blue}{\frac{n \cdot \left(100 \cdot e^{i} - 100\right)}{i}} \]
    6. Step-by-step derivation
      1. associate-/l*49.8%

        \[\leadsto \color{blue}{n \cdot \frac{100 \cdot e^{i} - 100}{i}} \]
      2. sub-neg49.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      3. metadata-eval49.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      4. metadata-eval49.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      5. distribute-lft-in49.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      6. metadata-eval49.8%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      7. sub-neg49.8%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      8. associate-*r/49.8%

        \[\leadsto n \cdot \color{blue}{\left(100 \cdot \frac{e^{i} - 1}{i}\right)} \]
      9. *-commutative49.8%

        \[\leadsto n \cdot \color{blue}{\left(\frac{e^{i} - 1}{i} \cdot 100\right)} \]
      10. expm1-define49.8%

        \[\leadsto n \cdot \left(\frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{i} \cdot 100\right) \]
    7. Simplified49.8%

      \[\leadsto \color{blue}{n \cdot \left(\frac{\mathsf{expm1}\left(i\right)}{i} \cdot 100\right)} \]
    8. Taylor expanded in i around 0 43.6%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + 16.666666666666668 \cdot i\right)\right)} \]
    9. Step-by-step derivation
      1. *-commutative43.6%

        \[\leadsto n \cdot \left(100 + i \cdot \left(50 + \color{blue}{i \cdot 16.666666666666668}\right)\right) \]
    10. Simplified43.6%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)} \]
    11. Taylor expanded in i around inf 43.6%

      \[\leadsto \color{blue}{16.666666666666668 \cdot \left({i}^{2} \cdot n\right)} \]
    12. Step-by-step derivation
      1. associate-*r*43.6%

        \[\leadsto \color{blue}{\left(16.666666666666668 \cdot {i}^{2}\right) \cdot n} \]
      2. *-commutative43.6%

        \[\leadsto \color{blue}{n \cdot \left(16.666666666666668 \cdot {i}^{2}\right)} \]
    13. Simplified43.6%

      \[\leadsto \color{blue}{n \cdot \left(16.666666666666668 \cdot {i}^{2}\right)} \]
    14. Step-by-step derivation
      1. unpow243.6%

        \[\leadsto n \cdot \left(16.666666666666668 \cdot \color{blue}{\left(i \cdot i\right)}\right) \]
    15. Applied egg-rr43.6%

      \[\leadsto n \cdot \left(16.666666666666668 \cdot \color{blue}{\left(i \cdot i\right)}\right) \]
  3. Recombined 4 regimes into one program.
  4. Final simplification64.4%

    \[\leadsto \begin{array}{l} \mathbf{if}\;i \leq -1.52:\\ \;\;\;\;0\\ \mathbf{elif}\;i \leq 900000:\\ \;\;\;\;n \cdot \left(100 + i \cdot 50\right)\\ \mathbf{elif}\;i \leq 1.9 \cdot 10^{+50}:\\ \;\;\;\;100 \cdot \frac{i}{\left(1 + \frac{i}{n}\right) + -1}\\ \mathbf{else}:\\ \;\;\;\;n \cdot \left(16.666666666666668 \cdot \left(i \cdot i\right)\right)\\ \end{array} \]
  5. Add Preprocessing

Alternative 9: 65.7% accurate, 5.4× speedup?

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;n \leq -6.5 \cdot 10^{-138} \lor \neg \left(n \leq 8.8 \cdot 10^{-161}\right):\\ \;\;\;\;n \cdot \left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)\\ \mathbf{else}:\\ \;\;\;\;0\\ \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (if (or (<= n -6.5e-138) (not (<= n 8.8e-161)))
   (* n (+ 100.0 (* i (+ 50.0 (* i 16.666666666666668)))))
   0.0))
double code(double i, double n) {
	double tmp;
	if ((n <= -6.5e-138) || !(n <= 8.8e-161)) {
		tmp = n * (100.0 + (i * (50.0 + (i * 16.666666666666668))));
	} else {
		tmp = 0.0;
	}
	return tmp;
}
real(8) function code(i, n)
    real(8), intent (in) :: i
    real(8), intent (in) :: n
    real(8) :: tmp
    if ((n <= (-6.5d-138)) .or. (.not. (n <= 8.8d-161))) then
        tmp = n * (100.0d0 + (i * (50.0d0 + (i * 16.666666666666668d0))))
    else
        tmp = 0.0d0
    end if
    code = tmp
end function
public static double code(double i, double n) {
	double tmp;
	if ((n <= -6.5e-138) || !(n <= 8.8e-161)) {
		tmp = n * (100.0 + (i * (50.0 + (i * 16.666666666666668))));
	} else {
		tmp = 0.0;
	}
	return tmp;
}
def code(i, n):
	tmp = 0
	if (n <= -6.5e-138) or not (n <= 8.8e-161):
		tmp = n * (100.0 + (i * (50.0 + (i * 16.666666666666668))))
	else:
		tmp = 0.0
	return tmp
function code(i, n)
	tmp = 0.0
	if ((n <= -6.5e-138) || !(n <= 8.8e-161))
		tmp = Float64(n * Float64(100.0 + Float64(i * Float64(50.0 + Float64(i * 16.666666666666668)))));
	else
		tmp = 0.0;
	end
	return tmp
end
function tmp_2 = code(i, n)
	tmp = 0.0;
	if ((n <= -6.5e-138) || ~((n <= 8.8e-161)))
		tmp = n * (100.0 + (i * (50.0 + (i * 16.666666666666668))));
	else
		tmp = 0.0;
	end
	tmp_2 = tmp;
end
code[i_, n_] := If[Or[LessEqual[n, -6.5e-138], N[Not[LessEqual[n, 8.8e-161]], $MachinePrecision]], N[(n * N[(100.0 + N[(i * N[(50.0 + N[(i * 16.666666666666668), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], 0.0]
\begin{array}{l}

\\
\begin{array}{l}
\mathbf{if}\;n \leq -6.5 \cdot 10^{-138} \lor \neg \left(n \leq 8.8 \cdot 10^{-161}\right):\\
\;\;\;\;n \cdot \left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)\\

\mathbf{else}:\\
\;\;\;\;0\\


\end{array}
\end{array}
Derivation
  1. Split input into 2 regimes
  2. if n < -6.4999999999999999e-138 or 8.80000000000000009e-161 < n

    1. Initial program 24.2%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/24.5%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*24.5%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative24.5%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/24.6%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg24.6%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in24.5%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval24.5%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval24.5%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval24.5%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define24.6%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval24.6%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified24.6%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 35.7%

      \[\leadsto \color{blue}{\frac{n \cdot \left(100 \cdot e^{i} - 100\right)}{i}} \]
    6. Step-by-step derivation
      1. associate-/l*35.8%

        \[\leadsto \color{blue}{n \cdot \frac{100 \cdot e^{i} - 100}{i}} \]
      2. sub-neg35.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      3. metadata-eval35.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      4. metadata-eval35.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      5. distribute-lft-in35.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      6. metadata-eval35.8%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      7. sub-neg35.8%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      8. associate-*r/35.8%

        \[\leadsto n \cdot \color{blue}{\left(100 \cdot \frac{e^{i} - 1}{i}\right)} \]
      9. *-commutative35.8%

        \[\leadsto n \cdot \color{blue}{\left(\frac{e^{i} - 1}{i} \cdot 100\right)} \]
      10. expm1-define84.1%

        \[\leadsto n \cdot \left(\frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{i} \cdot 100\right) \]
    7. Simplified84.1%

      \[\leadsto \color{blue}{n \cdot \left(\frac{\mathsf{expm1}\left(i\right)}{i} \cdot 100\right)} \]
    8. Taylor expanded in i around 0 63.7%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + 16.666666666666668 \cdot i\right)\right)} \]
    9. Step-by-step derivation
      1. *-commutative63.7%

        \[\leadsto n \cdot \left(100 + i \cdot \left(50 + \color{blue}{i \cdot 16.666666666666668}\right)\right) \]
    10. Simplified63.7%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)} \]

    if -6.4999999999999999e-138 < n < 8.80000000000000009e-161

    1. Initial program 57.9%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-*r/57.9%

        \[\leadsto \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{\frac{i}{n}}} \]
      2. sub-neg57.9%

        \[\leadsto \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{\frac{i}{n}} \]
      3. distribute-rgt-in57.9%

        \[\leadsto \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \left(-1\right) \cdot 100}}{\frac{i}{n}} \]
      4. metadata-eval57.9%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-1} \cdot 100}{\frac{i}{n}} \]
      5. metadata-eval57.9%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-100}}{\frac{i}{n}} \]
    3. Simplified57.9%

      \[\leadsto \color{blue}{\frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{\frac{i}{n}}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 74.6%

      \[\leadsto \frac{\color{blue}{1} \cdot 100 + -100}{\frac{i}{n}} \]
    6. Taylor expanded in i around 0 74.6%

      \[\leadsto \color{blue}{0} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification65.5%

    \[\leadsto \begin{array}{l} \mathbf{if}\;n \leq -6.5 \cdot 10^{-138} \lor \neg \left(n \leq 8.8 \cdot 10^{-161}\right):\\ \;\;\;\;n \cdot \left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)\\ \mathbf{else}:\\ \;\;\;\;0\\ \end{array} \]
  5. Add Preprocessing

Alternative 10: 63.5% accurate, 6.7× speedup?

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;i \leq -1.35:\\ \;\;\;\;0\\ \mathbf{elif}\;i \leq 2.5 \cdot 10^{-5}:\\ \;\;\;\;n \cdot \left(100 + i \cdot 50\right)\\ \mathbf{else}:\\ \;\;\;\;n \cdot \left(16.666666666666668 \cdot \left(i \cdot i\right)\right)\\ \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (if (<= i -1.35)
   0.0
   (if (<= i 2.5e-5)
     (* n (+ 100.0 (* i 50.0)))
     (* n (* 16.666666666666668 (* i i))))))
double code(double i, double n) {
	double tmp;
	if (i <= -1.35) {
		tmp = 0.0;
	} else if (i <= 2.5e-5) {
		tmp = n * (100.0 + (i * 50.0));
	} else {
		tmp = n * (16.666666666666668 * (i * i));
	}
	return tmp;
}
real(8) function code(i, n)
    real(8), intent (in) :: i
    real(8), intent (in) :: n
    real(8) :: tmp
    if (i <= (-1.35d0)) then
        tmp = 0.0d0
    else if (i <= 2.5d-5) then
        tmp = n * (100.0d0 + (i * 50.0d0))
    else
        tmp = n * (16.666666666666668d0 * (i * i))
    end if
    code = tmp
end function
public static double code(double i, double n) {
	double tmp;
	if (i <= -1.35) {
		tmp = 0.0;
	} else if (i <= 2.5e-5) {
		tmp = n * (100.0 + (i * 50.0));
	} else {
		tmp = n * (16.666666666666668 * (i * i));
	}
	return tmp;
}
def code(i, n):
	tmp = 0
	if i <= -1.35:
		tmp = 0.0
	elif i <= 2.5e-5:
		tmp = n * (100.0 + (i * 50.0))
	else:
		tmp = n * (16.666666666666668 * (i * i))
	return tmp
function code(i, n)
	tmp = 0.0
	if (i <= -1.35)
		tmp = 0.0;
	elseif (i <= 2.5e-5)
		tmp = Float64(n * Float64(100.0 + Float64(i * 50.0)));
	else
		tmp = Float64(n * Float64(16.666666666666668 * Float64(i * i)));
	end
	return tmp
end
function tmp_2 = code(i, n)
	tmp = 0.0;
	if (i <= -1.35)
		tmp = 0.0;
	elseif (i <= 2.5e-5)
		tmp = n * (100.0 + (i * 50.0));
	else
		tmp = n * (16.666666666666668 * (i * i));
	end
	tmp_2 = tmp;
end
code[i_, n_] := If[LessEqual[i, -1.35], 0.0, If[LessEqual[i, 2.5e-5], N[(n * N[(100.0 + N[(i * 50.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(n * N[(16.666666666666668 * N[(i * i), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}

\\
\begin{array}{l}
\mathbf{if}\;i \leq -1.35:\\
\;\;\;\;0\\

\mathbf{elif}\;i \leq 2.5 \cdot 10^{-5}:\\
\;\;\;\;n \cdot \left(100 + i \cdot 50\right)\\

\mathbf{else}:\\
\;\;\;\;n \cdot \left(16.666666666666668 \cdot \left(i \cdot i\right)\right)\\


\end{array}
\end{array}
Derivation
  1. Split input into 3 regimes
  2. if i < -1.3500000000000001

    1. Initial program 60.7%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-*r/60.8%

        \[\leadsto \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{\frac{i}{n}}} \]
      2. sub-neg60.8%

        \[\leadsto \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{\frac{i}{n}} \]
      3. distribute-rgt-in60.6%

        \[\leadsto \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \left(-1\right) \cdot 100}}{\frac{i}{n}} \]
      4. metadata-eval60.6%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-1} \cdot 100}{\frac{i}{n}} \]
      5. metadata-eval60.6%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-100}}{\frac{i}{n}} \]
    3. Simplified60.6%

      \[\leadsto \color{blue}{\frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{\frac{i}{n}}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 35.7%

      \[\leadsto \frac{\color{blue}{1} \cdot 100 + -100}{\frac{i}{n}} \]
    6. Taylor expanded in i around 0 35.7%

      \[\leadsto \color{blue}{0} \]

    if -1.3500000000000001 < i < 2.50000000000000012e-5

    1. Initial program 8.8%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/9.4%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*9.4%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative9.4%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/9.4%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg9.4%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in9.4%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval9.4%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval9.4%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval9.4%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define9.4%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval9.4%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified9.4%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 12.0%

      \[\leadsto \color{blue}{\frac{n \cdot \left(100 \cdot e^{i} - 100\right)}{i}} \]
    6. Step-by-step derivation
      1. associate-/l*12.0%

        \[\leadsto \color{blue}{n \cdot \frac{100 \cdot e^{i} - 100}{i}} \]
      2. sub-neg12.0%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      3. metadata-eval12.0%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      4. metadata-eval12.0%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      5. distribute-lft-in12.0%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      6. metadata-eval12.0%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      7. sub-neg12.0%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      8. associate-*r/12.1%

        \[\leadsto n \cdot \color{blue}{\left(100 \cdot \frac{e^{i} - 1}{i}\right)} \]
      9. *-commutative12.1%

        \[\leadsto n \cdot \color{blue}{\left(\frac{e^{i} - 1}{i} \cdot 100\right)} \]
      10. expm1-define88.5%

        \[\leadsto n \cdot \left(\frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{i} \cdot 100\right) \]
    7. Simplified88.5%

      \[\leadsto \color{blue}{n \cdot \left(\frac{\mathsf{expm1}\left(i\right)}{i} \cdot 100\right)} \]
    8. Taylor expanded in i around 0 87.1%

      \[\leadsto \color{blue}{50 \cdot \left(i \cdot n\right) + 100 \cdot n} \]
    9. Step-by-step derivation
      1. +-commutative87.1%

        \[\leadsto \color{blue}{100 \cdot n + 50 \cdot \left(i \cdot n\right)} \]
      2. associate-*r*87.1%

        \[\leadsto 100 \cdot n + \color{blue}{\left(50 \cdot i\right) \cdot n} \]
      3. distribute-rgt-in87.1%

        \[\leadsto \color{blue}{n \cdot \left(100 + 50 \cdot i\right)} \]
      4. *-commutative87.1%

        \[\leadsto n \cdot \left(100 + \color{blue}{i \cdot 50}\right) \]
    10. Simplified87.1%

      \[\leadsto \color{blue}{n \cdot \left(100 + i \cdot 50\right)} \]

    if 2.50000000000000012e-5 < i

    1. Initial program 45.4%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/45.6%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*45.6%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative45.6%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/45.6%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg45.6%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in45.6%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval45.6%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval45.6%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval45.6%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define45.6%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval45.6%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified45.6%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 52.8%

      \[\leadsto \color{blue}{\frac{n \cdot \left(100 \cdot e^{i} - 100\right)}{i}} \]
    6. Step-by-step derivation
      1. associate-/l*52.8%

        \[\leadsto \color{blue}{n \cdot \frac{100 \cdot e^{i} - 100}{i}} \]
      2. sub-neg52.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      3. metadata-eval52.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      4. metadata-eval52.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      5. distribute-lft-in52.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      6. metadata-eval52.8%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      7. sub-neg52.8%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      8. associate-*r/52.8%

        \[\leadsto n \cdot \color{blue}{\left(100 \cdot \frac{e^{i} - 1}{i}\right)} \]
      9. *-commutative52.8%

        \[\leadsto n \cdot \color{blue}{\left(\frac{e^{i} - 1}{i} \cdot 100\right)} \]
      10. expm1-define52.8%

        \[\leadsto n \cdot \left(\frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{i} \cdot 100\right) \]
    7. Simplified52.8%

      \[\leadsto \color{blue}{n \cdot \left(\frac{\mathsf{expm1}\left(i\right)}{i} \cdot 100\right)} \]
    8. Taylor expanded in i around 0 37.2%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + 16.666666666666668 \cdot i\right)\right)} \]
    9. Step-by-step derivation
      1. *-commutative37.2%

        \[\leadsto n \cdot \left(100 + i \cdot \left(50 + \color{blue}{i \cdot 16.666666666666668}\right)\right) \]
    10. Simplified37.2%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)} \]
    11. Taylor expanded in i around inf 37.3%

      \[\leadsto \color{blue}{16.666666666666668 \cdot \left({i}^{2} \cdot n\right)} \]
    12. Step-by-step derivation
      1. associate-*r*37.3%

        \[\leadsto \color{blue}{\left(16.666666666666668 \cdot {i}^{2}\right) \cdot n} \]
      2. *-commutative37.3%

        \[\leadsto \color{blue}{n \cdot \left(16.666666666666668 \cdot {i}^{2}\right)} \]
    13. Simplified37.3%

      \[\leadsto \color{blue}{n \cdot \left(16.666666666666668 \cdot {i}^{2}\right)} \]
    14. Step-by-step derivation
      1. unpow237.3%

        \[\leadsto n \cdot \left(16.666666666666668 \cdot \color{blue}{\left(i \cdot i\right)}\right) \]
    15. Applied egg-rr37.3%

      \[\leadsto n \cdot \left(16.666666666666668 \cdot \color{blue}{\left(i \cdot i\right)}\right) \]
  3. Recombined 3 regimes into one program.
  4. Add Preprocessing

Alternative 11: 63.2% accurate, 6.7× speedup?

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;i \leq -21000:\\ \;\;\;\;0\\ \mathbf{elif}\;i \leq 2.5 \cdot 10^{-5}:\\ \;\;\;\;n \cdot 100\\ \mathbf{else}:\\ \;\;\;\;n \cdot \left(16.666666666666668 \cdot \left(i \cdot i\right)\right)\\ \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (if (<= i -21000.0)
   0.0
   (if (<= i 2.5e-5) (* n 100.0) (* n (* 16.666666666666668 (* i i))))))
double code(double i, double n) {
	double tmp;
	if (i <= -21000.0) {
		tmp = 0.0;
	} else if (i <= 2.5e-5) {
		tmp = n * 100.0;
	} else {
		tmp = n * (16.666666666666668 * (i * i));
	}
	return tmp;
}
real(8) function code(i, n)
    real(8), intent (in) :: i
    real(8), intent (in) :: n
    real(8) :: tmp
    if (i <= (-21000.0d0)) then
        tmp = 0.0d0
    else if (i <= 2.5d-5) then
        tmp = n * 100.0d0
    else
        tmp = n * (16.666666666666668d0 * (i * i))
    end if
    code = tmp
end function
public static double code(double i, double n) {
	double tmp;
	if (i <= -21000.0) {
		tmp = 0.0;
	} else if (i <= 2.5e-5) {
		tmp = n * 100.0;
	} else {
		tmp = n * (16.666666666666668 * (i * i));
	}
	return tmp;
}
def code(i, n):
	tmp = 0
	if i <= -21000.0:
		tmp = 0.0
	elif i <= 2.5e-5:
		tmp = n * 100.0
	else:
		tmp = n * (16.666666666666668 * (i * i))
	return tmp
function code(i, n)
	tmp = 0.0
	if (i <= -21000.0)
		tmp = 0.0;
	elseif (i <= 2.5e-5)
		tmp = Float64(n * 100.0);
	else
		tmp = Float64(n * Float64(16.666666666666668 * Float64(i * i)));
	end
	return tmp
end
function tmp_2 = code(i, n)
	tmp = 0.0;
	if (i <= -21000.0)
		tmp = 0.0;
	elseif (i <= 2.5e-5)
		tmp = n * 100.0;
	else
		tmp = n * (16.666666666666668 * (i * i));
	end
	tmp_2 = tmp;
end
code[i_, n_] := If[LessEqual[i, -21000.0], 0.0, If[LessEqual[i, 2.5e-5], N[(n * 100.0), $MachinePrecision], N[(n * N[(16.666666666666668 * N[(i * i), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}

\\
\begin{array}{l}
\mathbf{if}\;i \leq -21000:\\
\;\;\;\;0\\

\mathbf{elif}\;i \leq 2.5 \cdot 10^{-5}:\\
\;\;\;\;n \cdot 100\\

\mathbf{else}:\\
\;\;\;\;n \cdot \left(16.666666666666668 \cdot \left(i \cdot i\right)\right)\\


\end{array}
\end{array}
Derivation
  1. Split input into 3 regimes
  2. if i < -21000

    1. Initial program 61.9%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-*r/61.9%

        \[\leadsto \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{\frac{i}{n}}} \]
      2. sub-neg61.9%

        \[\leadsto \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{\frac{i}{n}} \]
      3. distribute-rgt-in61.8%

        \[\leadsto \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \left(-1\right) \cdot 100}}{\frac{i}{n}} \]
      4. metadata-eval61.8%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-1} \cdot 100}{\frac{i}{n}} \]
      5. metadata-eval61.8%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-100}}{\frac{i}{n}} \]
    3. Simplified61.8%

      \[\leadsto \color{blue}{\frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{\frac{i}{n}}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 36.3%

      \[\leadsto \frac{\color{blue}{1} \cdot 100 + -100}{\frac{i}{n}} \]
    6. Taylor expanded in i around 0 36.3%

      \[\leadsto \color{blue}{0} \]

    if -21000 < i < 2.50000000000000012e-5

    1. Initial program 8.7%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/9.3%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*9.3%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative9.3%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/9.3%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg9.3%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in9.3%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval9.3%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval9.3%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval9.3%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define9.3%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval9.3%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified9.3%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 86.0%

      \[\leadsto \color{blue}{100 \cdot n} \]
    6. Step-by-step derivation
      1. *-commutative86.0%

        \[\leadsto \color{blue}{n \cdot 100} \]
    7. Simplified86.0%

      \[\leadsto \color{blue}{n \cdot 100} \]

    if 2.50000000000000012e-5 < i

    1. Initial program 45.4%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/45.6%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*45.6%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative45.6%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/45.6%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg45.6%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in45.6%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval45.6%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval45.6%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval45.6%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define45.6%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval45.6%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified45.6%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in n around inf 52.8%

      \[\leadsto \color{blue}{\frac{n \cdot \left(100 \cdot e^{i} - 100\right)}{i}} \]
    6. Step-by-step derivation
      1. associate-/l*52.8%

        \[\leadsto \color{blue}{n \cdot \frac{100 \cdot e^{i} - 100}{i}} \]
      2. sub-neg52.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot e^{i} + \left(-100\right)}}{i} \]
      3. metadata-eval52.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{-100}}{i} \]
      4. metadata-eval52.8%

        \[\leadsto n \cdot \frac{100 \cdot e^{i} + \color{blue}{100 \cdot -1}}{i} \]
      5. distribute-lft-in52.8%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot \left(e^{i} + -1\right)}}{i} \]
      6. metadata-eval52.8%

        \[\leadsto n \cdot \frac{100 \cdot \left(e^{i} + \color{blue}{\left(-1\right)}\right)}{i} \]
      7. sub-neg52.8%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left(e^{i} - 1\right)}}{i} \]
      8. associate-*r/52.8%

        \[\leadsto n \cdot \color{blue}{\left(100 \cdot \frac{e^{i} - 1}{i}\right)} \]
      9. *-commutative52.8%

        \[\leadsto n \cdot \color{blue}{\left(\frac{e^{i} - 1}{i} \cdot 100\right)} \]
      10. expm1-define52.8%

        \[\leadsto n \cdot \left(\frac{\color{blue}{\mathsf{expm1}\left(i\right)}}{i} \cdot 100\right) \]
    7. Simplified52.8%

      \[\leadsto \color{blue}{n \cdot \left(\frac{\mathsf{expm1}\left(i\right)}{i} \cdot 100\right)} \]
    8. Taylor expanded in i around 0 37.2%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + 16.666666666666668 \cdot i\right)\right)} \]
    9. Step-by-step derivation
      1. *-commutative37.2%

        \[\leadsto n \cdot \left(100 + i \cdot \left(50 + \color{blue}{i \cdot 16.666666666666668}\right)\right) \]
    10. Simplified37.2%

      \[\leadsto n \cdot \color{blue}{\left(100 + i \cdot \left(50 + i \cdot 16.666666666666668\right)\right)} \]
    11. Taylor expanded in i around inf 37.3%

      \[\leadsto \color{blue}{16.666666666666668 \cdot \left({i}^{2} \cdot n\right)} \]
    12. Step-by-step derivation
      1. associate-*r*37.3%

        \[\leadsto \color{blue}{\left(16.666666666666668 \cdot {i}^{2}\right) \cdot n} \]
      2. *-commutative37.3%

        \[\leadsto \color{blue}{n \cdot \left(16.666666666666668 \cdot {i}^{2}\right)} \]
    13. Simplified37.3%

      \[\leadsto \color{blue}{n \cdot \left(16.666666666666668 \cdot {i}^{2}\right)} \]
    14. Step-by-step derivation
      1. unpow237.3%

        \[\leadsto n \cdot \left(16.666666666666668 \cdot \color{blue}{\left(i \cdot i\right)}\right) \]
    15. Applied egg-rr37.3%

      \[\leadsto n \cdot \left(16.666666666666668 \cdot \color{blue}{\left(i \cdot i\right)}\right) \]
  3. Recombined 3 regimes into one program.
  4. Add Preprocessing

Alternative 12: 60.3% accurate, 8.7× speedup?

\[\begin{array}{l} \\ \begin{array}{l} \mathbf{if}\;i \leq -26000:\\ \;\;\;\;0\\ \mathbf{elif}\;i \leq 2.5 \cdot 10^{-5}:\\ \;\;\;\;n \cdot 100\\ \mathbf{else}:\\ \;\;\;\;0\\ \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (if (<= i -26000.0) 0.0 (if (<= i 2.5e-5) (* n 100.0) 0.0)))
double code(double i, double n) {
	double tmp;
	if (i <= -26000.0) {
		tmp = 0.0;
	} else if (i <= 2.5e-5) {
		tmp = n * 100.0;
	} else {
		tmp = 0.0;
	}
	return tmp;
}
real(8) function code(i, n)
    real(8), intent (in) :: i
    real(8), intent (in) :: n
    real(8) :: tmp
    if (i <= (-26000.0d0)) then
        tmp = 0.0d0
    else if (i <= 2.5d-5) then
        tmp = n * 100.0d0
    else
        tmp = 0.0d0
    end if
    code = tmp
end function
public static double code(double i, double n) {
	double tmp;
	if (i <= -26000.0) {
		tmp = 0.0;
	} else if (i <= 2.5e-5) {
		tmp = n * 100.0;
	} else {
		tmp = 0.0;
	}
	return tmp;
}
def code(i, n):
	tmp = 0
	if i <= -26000.0:
		tmp = 0.0
	elif i <= 2.5e-5:
		tmp = n * 100.0
	else:
		tmp = 0.0
	return tmp
function code(i, n)
	tmp = 0.0
	if (i <= -26000.0)
		tmp = 0.0;
	elseif (i <= 2.5e-5)
		tmp = Float64(n * 100.0);
	else
		tmp = 0.0;
	end
	return tmp
end
function tmp_2 = code(i, n)
	tmp = 0.0;
	if (i <= -26000.0)
		tmp = 0.0;
	elseif (i <= 2.5e-5)
		tmp = n * 100.0;
	else
		tmp = 0.0;
	end
	tmp_2 = tmp;
end
code[i_, n_] := If[LessEqual[i, -26000.0], 0.0, If[LessEqual[i, 2.5e-5], N[(n * 100.0), $MachinePrecision], 0.0]]
\begin{array}{l}

\\
\begin{array}{l}
\mathbf{if}\;i \leq -26000:\\
\;\;\;\;0\\

\mathbf{elif}\;i \leq 2.5 \cdot 10^{-5}:\\
\;\;\;\;n \cdot 100\\

\mathbf{else}:\\
\;\;\;\;0\\


\end{array}
\end{array}
Derivation
  1. Split input into 2 regimes
  2. if i < -26000 or 2.50000000000000012e-5 < i

    1. Initial program 52.4%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-*r/52.3%

        \[\leadsto \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{\frac{i}{n}}} \]
      2. sub-neg52.3%

        \[\leadsto \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{\frac{i}{n}} \]
      3. distribute-rgt-in52.3%

        \[\leadsto \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \left(-1\right) \cdot 100}}{\frac{i}{n}} \]
      4. metadata-eval52.3%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-1} \cdot 100}{\frac{i}{n}} \]
      5. metadata-eval52.3%

        \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-100}}{\frac{i}{n}} \]
    3. Simplified52.3%

      \[\leadsto \color{blue}{\frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{\frac{i}{n}}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 28.3%

      \[\leadsto \frac{\color{blue}{1} \cdot 100 + -100}{\frac{i}{n}} \]
    6. Taylor expanded in i around 0 28.3%

      \[\leadsto \color{blue}{0} \]

    if -26000 < i < 2.50000000000000012e-5

    1. Initial program 8.7%

      \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
    2. Step-by-step derivation
      1. associate-/r/9.3%

        \[\leadsto 100 \cdot \color{blue}{\left(\frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i} \cdot n\right)} \]
      2. associate-*r*9.3%

        \[\leadsto \color{blue}{\left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right) \cdot n} \]
      3. *-commutative9.3%

        \[\leadsto \color{blue}{n \cdot \left(100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{i}\right)} \]
      4. associate-*r/9.3%

        \[\leadsto n \cdot \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{i}} \]
      5. sub-neg9.3%

        \[\leadsto n \cdot \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{i} \]
      6. distribute-lft-in9.3%

        \[\leadsto n \cdot \frac{\color{blue}{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \left(-1\right)}}{i} \]
      7. metadata-eval9.3%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + 100 \cdot \color{blue}{-1}}{i} \]
      8. metadata-eval9.3%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{-100}}{i} \]
      9. metadata-eval9.3%

        \[\leadsto n \cdot \frac{100 \cdot {\left(1 + \frac{i}{n}\right)}^{n} + \color{blue}{\left(-100\right)}}{i} \]
      10. fma-define9.3%

        \[\leadsto n \cdot \frac{\color{blue}{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}}{i} \]
      11. metadata-eval9.3%

        \[\leadsto n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, \color{blue}{-100}\right)}{i} \]
    3. Simplified9.3%

      \[\leadsto \color{blue}{n \cdot \frac{\mathsf{fma}\left(100, {\left(1 + \frac{i}{n}\right)}^{n}, -100\right)}{i}} \]
    4. Add Preprocessing
    5. Taylor expanded in i around 0 86.0%

      \[\leadsto \color{blue}{100 \cdot n} \]
    6. Step-by-step derivation
      1. *-commutative86.0%

        \[\leadsto \color{blue}{n \cdot 100} \]
    7. Simplified86.0%

      \[\leadsto \color{blue}{n \cdot 100} \]
  3. Recombined 2 regimes into one program.
  4. Add Preprocessing

Alternative 13: 17.8% accurate, 114.0× speedup?

\[\begin{array}{l} \\ 0 \end{array} \]
(FPCore (i n) :precision binary64 0.0)
double code(double i, double n) {
	return 0.0;
}
real(8) function code(i, n)
    real(8), intent (in) :: i
    real(8), intent (in) :: n
    code = 0.0d0
end function
public static double code(double i, double n) {
	return 0.0;
}
def code(i, n):
	return 0.0
function code(i, n)
	return 0.0
end
function tmp = code(i, n)
	tmp = 0.0;
end
code[i_, n_] := 0.0
\begin{array}{l}

\\
0
\end{array}
Derivation
  1. Initial program 29.7%

    \[100 \cdot \frac{{\left(1 + \frac{i}{n}\right)}^{n} - 1}{\frac{i}{n}} \]
  2. Step-by-step derivation
    1. associate-*r/29.7%

      \[\leadsto \color{blue}{\frac{100 \cdot \left({\left(1 + \frac{i}{n}\right)}^{n} - 1\right)}{\frac{i}{n}}} \]
    2. sub-neg29.7%

      \[\leadsto \frac{100 \cdot \color{blue}{\left({\left(1 + \frac{i}{n}\right)}^{n} + \left(-1\right)\right)}}{\frac{i}{n}} \]
    3. distribute-rgt-in29.7%

      \[\leadsto \frac{\color{blue}{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \left(-1\right) \cdot 100}}{\frac{i}{n}} \]
    4. metadata-eval29.7%

      \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-1} \cdot 100}{\frac{i}{n}} \]
    5. metadata-eval29.7%

      \[\leadsto \frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + \color{blue}{-100}}{\frac{i}{n}} \]
  3. Simplified29.7%

    \[\leadsto \color{blue}{\frac{{\left(1 + \frac{i}{n}\right)}^{n} \cdot 100 + -100}{\frac{i}{n}}} \]
  4. Add Preprocessing
  5. Taylor expanded in i around 0 18.2%

    \[\leadsto \frac{\color{blue}{1} \cdot 100 + -100}{\frac{i}{n}} \]
  6. Taylor expanded in i around 0 18.5%

    \[\leadsto \color{blue}{0} \]
  7. Add Preprocessing

Developer Target 1: 33.4% accurate, 0.5× speedup?

\[\begin{array}{l} \\ \begin{array}{l} t_0 := 1 + \frac{i}{n}\\ 100 \cdot \frac{e^{n \cdot \begin{array}{l} \mathbf{if}\;t\_0 = 1:\\ \;\;\;\;\frac{i}{n}\\ \mathbf{else}:\\ \;\;\;\;\frac{\frac{i}{n} \cdot \log t\_0}{\left(\frac{i}{n} + 1\right) - 1}\\ \end{array}} - 1}{\frac{i}{n}} \end{array} \end{array} \]
(FPCore (i n)
 :precision binary64
 (let* ((t_0 (+ 1.0 (/ i n))))
   (*
    100.0
    (/
     (-
      (exp
       (*
        n
        (if (== t_0 1.0)
          (/ i n)
          (/ (* (/ i n) (log t_0)) (- (+ (/ i n) 1.0) 1.0)))))
      1.0)
     (/ i n)))))
double code(double i, double n) {
	double t_0 = 1.0 + (i / n);
	double tmp;
	if (t_0 == 1.0) {
		tmp = i / n;
	} else {
		tmp = ((i / n) * log(t_0)) / (((i / n) + 1.0) - 1.0);
	}
	return 100.0 * ((exp((n * tmp)) - 1.0) / (i / n));
}
real(8) function code(i, n)
    real(8), intent (in) :: i
    real(8), intent (in) :: n
    real(8) :: t_0
    real(8) :: tmp
    t_0 = 1.0d0 + (i / n)
    if (t_0 == 1.0d0) then
        tmp = i / n
    else
        tmp = ((i / n) * log(t_0)) / (((i / n) + 1.0d0) - 1.0d0)
    end if
    code = 100.0d0 * ((exp((n * tmp)) - 1.0d0) / (i / n))
end function
public static double code(double i, double n) {
	double t_0 = 1.0 + (i / n);
	double tmp;
	if (t_0 == 1.0) {
		tmp = i / n;
	} else {
		tmp = ((i / n) * Math.log(t_0)) / (((i / n) + 1.0) - 1.0);
	}
	return 100.0 * ((Math.exp((n * tmp)) - 1.0) / (i / n));
}
def code(i, n):
	t_0 = 1.0 + (i / n)
	tmp = 0
	if t_0 == 1.0:
		tmp = i / n
	else:
		tmp = ((i / n) * math.log(t_0)) / (((i / n) + 1.0) - 1.0)
	return 100.0 * ((math.exp((n * tmp)) - 1.0) / (i / n))
function code(i, n)
	t_0 = Float64(1.0 + Float64(i / n))
	tmp = 0.0
	if (t_0 == 1.0)
		tmp = Float64(i / n);
	else
		tmp = Float64(Float64(Float64(i / n) * log(t_0)) / Float64(Float64(Float64(i / n) + 1.0) - 1.0));
	end
	return Float64(100.0 * Float64(Float64(exp(Float64(n * tmp)) - 1.0) / Float64(i / n)))
end
function tmp_2 = code(i, n)
	t_0 = 1.0 + (i / n);
	tmp = 0.0;
	if (t_0 == 1.0)
		tmp = i / n;
	else
		tmp = ((i / n) * log(t_0)) / (((i / n) + 1.0) - 1.0);
	end
	tmp_2 = 100.0 * ((exp((n * tmp)) - 1.0) / (i / n));
end
code[i_, n_] := Block[{t$95$0 = N[(1.0 + N[(i / n), $MachinePrecision]), $MachinePrecision]}, N[(100.0 * N[(N[(N[Exp[N[(n * If[Equal[t$95$0, 1.0], N[(i / n), $MachinePrecision], N[(N[(N[(i / n), $MachinePrecision] * N[Log[t$95$0], $MachinePrecision]), $MachinePrecision] / N[(N[(N[(i / n), $MachinePrecision] + 1.0), $MachinePrecision] - 1.0), $MachinePrecision]), $MachinePrecision]]), $MachinePrecision]], $MachinePrecision] - 1.0), $MachinePrecision] / N[(i / n), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}

\\
\begin{array}{l}
t_0 := 1 + \frac{i}{n}\\
100 \cdot \frac{e^{n \cdot \begin{array}{l}
\mathbf{if}\;t\_0 = 1:\\
\;\;\;\;\frac{i}{n}\\

\mathbf{else}:\\
\;\;\;\;\frac{\frac{i}{n} \cdot \log t\_0}{\left(\frac{i}{n} + 1\right) - 1}\\


\end{array}} - 1}{\frac{i}{n}}
\end{array}
\end{array}

Reproduce

?
herbie shell --seed 2024165 
(FPCore (i n)
  :name "Compound Interest"
  :precision binary64

  :alt
  (! :herbie-platform default (let ((lnbase (if (== (+ 1 (/ i n)) 1) (/ i n) (/ (* (/ i n) (log (+ 1 (/ i n)))) (- (+ (/ i n) 1) 1))))) (* 100 (/ (- (exp (* n lnbase)) 1) (/ i n)))))

  (* 100.0 (/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n))))