\[\frac{\frac{\left(i \cdot \left(\left(\alpha + \beta\right) + i\right)\right) \cdot \left(\beta \cdot \alpha + i \cdot \left(\left(\alpha + \beta\right) + i\right)\right)}{\left(\left(\alpha + \beta\right) + 2 \cdot i\right) \cdot \left(\left(\alpha + \beta\right) + 2 \cdot i\right)}}{\left(\left(\alpha + \beta\right) + 2 \cdot i\right) \cdot \left(\left(\alpha + \beta\right) + 2 \cdot i\right) - 1.0}\]
Test:
Octave 3.8, jcobi/4
Bits:
128 bits
Bits error versus alpha
Bits error versus beta
Bits error versus i
Time: 2.0 m
Input Error: 52.0
Output Error: 32.1
Log:
Profile: 🕒
\(\begin{cases} \frac{\frac{i}{(i * 2 + \alpha)_* + \beta} \cdot \frac{\left(\alpha + i\right) + \beta}{(i * 2 + \alpha)_* + \beta}}{{\left(\sqrt{\frac{(\left((i * 2 + \alpha)_*\right) * \left((\beta * 2 + \left((i * 2 + \alpha)_*\right))_*\right) + \left({\beta}^2 - 1.0\right))_*}{(i * \left(\left(\alpha + i\right) + \beta\right) + \left(\alpha \cdot \beta\right))_*}}\right)}^2} & \text{when } \alpha \le 7.711586793570146 \cdot 10^{+139} \\ (\left(\frac{i}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{\frac{1}{\beta}}{\beta} - 1.0\right))_*} \cdot \frac{i}{{\left((i * 2 + \alpha)_*\right)}^2}\right) * \left((\left(\frac{1}{i}\right) * \left(\left(\frac{1}{i} + \frac{1}{\alpha}\right) + \frac{1}{\beta}\right) + \left(\frac{\frac{1}{\beta}}{\alpha}\right))_*\right) + \left((\left(\frac{\beta}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{\frac{1}{\beta}}{\beta} - 1.0\right))_*}\right) * \left(\frac{(\left(\frac{1}{i}\right) * \left(\left(\frac{1}{i} + \frac{1}{\alpha}\right) + \frac{1}{\beta}\right) + \left(\frac{\frac{1}{\beta}}{\alpha}\right))_*}{\frac{{\left((i * 2 + \alpha)_*\right)}^2}{i}}\right) + \left(\frac{\alpha}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{\frac{1}{\beta}}{\beta} - 1.0\right))_*} \cdot \frac{(\left(\frac{1}{i}\right) * \left(\left(\frac{1}{i} + \frac{1}{\alpha}\right) + \frac{1}{\beta}\right) + \left(\frac{\frac{1}{\beta}}{\alpha}\right))_*}{\frac{{\left((i * 2 + \alpha)_*\right)}^2}{i}}\right))_*\right))_* & \text{otherwise} \end{cases}\)

    if alpha < 7.711586793570146e+139

    1. Started with
      \[\frac{\frac{\left(i \cdot \left(\left(\alpha + \beta\right) + i\right)\right) \cdot \left(\beta \cdot \alpha + i \cdot \left(\left(\alpha + \beta\right) + i\right)\right)}{\left(\left(\alpha + \beta\right) + 2 \cdot i\right) \cdot \left(\left(\alpha + \beta\right) + 2 \cdot i\right)}}{\left(\left(\alpha + \beta\right) + 2 \cdot i\right) \cdot \left(\left(\alpha + \beta\right) + 2 \cdot i\right) - 1.0}\]
      49.6
    2. Applied simplify to get
      \[\color{red}{\frac{\frac{\left(i \cdot \left(\left(\alpha + \beta\right) + i\right)\right) \cdot \left(\beta \cdot \alpha + i \cdot \left(\left(\alpha + \beta\right) + i\right)\right)}{\left(\left(\alpha + \beta\right) + 2 \cdot i\right) \cdot \left(\left(\alpha + \beta\right) + 2 \cdot i\right)}}{\left(\left(\alpha + \beta\right) + 2 \cdot i\right) \cdot \left(\left(\alpha + \beta\right) + 2 \cdot i\right) - 1.0}} \leadsto \color{blue}{\frac{\left(\frac{\left(\beta + \alpha\right) + i}{\beta + (i * 2 + \alpha)_*} \cdot (i * \left(\left(\beta + \alpha\right) + i\right) + \left(\alpha \cdot \beta\right))_*\right) \cdot \frac{i}{\beta + (i * 2 + \alpha)_*}}{{\left(\beta + (i * 2 + \alpha)_*\right)}^2 - 1.0}}\]
      34.7
    3. Applied taylor to get
      \[\frac{\left(\frac{\left(\beta + \alpha\right) + i}{\beta + (i * 2 + \alpha)_*} \cdot (i * \left(\left(\beta + \alpha\right) + i\right) + \left(\alpha \cdot \beta\right))_*\right) \cdot \frac{i}{\beta + (i * 2 + \alpha)_*}}{{\left(\beta + (i * 2 + \alpha)_*\right)}^2 - 1.0} \leadsto \frac{\left(\frac{\left(\beta + \alpha\right) + i}{\beta + (i * 2 + \alpha)_*} \cdot (i * \left(\left(\beta + \alpha\right) + i\right) + \left(\alpha \cdot \beta\right))_*\right) \cdot \frac{i}{\beta + (i * 2 + \alpha)_*}}{\left(2 \cdot \left(\beta \cdot (i * 2 + \alpha)_*\right) + \left({\left((i * 2 + \alpha)_*\right)}^2 + {\beta}^2\right)\right) - 1.0}\]
      34.7
    4. Taylor expanded around 0 to get
      \[\frac{\left(\frac{\left(\beta + \alpha\right) + i}{\beta + (i * 2 + \alpha)_*} \cdot (i * \left(\left(\beta + \alpha\right) + i\right) + \left(\alpha \cdot \beta\right))_*\right) \cdot \frac{i}{\beta + (i * 2 + \alpha)_*}}{\color{red}{\left(2 \cdot \left(\beta \cdot (i * 2 + \alpha)_*\right) + \left({\left((i * 2 + \alpha)_*\right)}^2 + {\beta}^2\right)\right)} - 1.0} \leadsto \frac{\left(\frac{\left(\beta + \alpha\right) + i}{\beta + (i * 2 + \alpha)_*} \cdot (i * \left(\left(\beta + \alpha\right) + i\right) + \left(\alpha \cdot \beta\right))_*\right) \cdot \frac{i}{\beta + (i * 2 + \alpha)_*}}{\color{blue}{\left(2 \cdot \left(\beta \cdot (i * 2 + \alpha)_*\right) + \left({\left((i * 2 + \alpha)_*\right)}^2 + {\beta}^2\right)\right)} - 1.0}\]
      34.7
    5. Applied simplify to get
      \[\color{red}{\frac{\left(\frac{\left(\beta + \alpha\right) + i}{\beta + (i * 2 + \alpha)_*} \cdot (i * \left(\left(\beta + \alpha\right) + i\right) + \left(\alpha \cdot \beta\right))_*\right) \cdot \frac{i}{\beta + (i * 2 + \alpha)_*}}{\left(2 \cdot \left(\beta \cdot (i * 2 + \alpha)_*\right) + \left({\left((i * 2 + \alpha)_*\right)}^2 + {\beta}^2\right)\right) - 1.0}} \leadsto \color{blue}{\frac{\frac{i}{(i * 2 + \alpha)_* + \beta} \cdot \frac{\left(\alpha + i\right) + \beta}{(i * 2 + \alpha)_* + \beta}}{\frac{(\left((i * 2 + \alpha)_*\right) * \left((\beta * 2 + \left((i * 2 + \alpha)_*\right))_*\right) + \left({\beta}^2 - 1.0\right))_*}{(i * \left(\left(\alpha + i\right) + \beta\right) + \left(\alpha \cdot \beta\right))_*}}}\]
      34.7
    6. Using strategy rm
      34.7
    7. Applied add-sqr-sqrt to get
      \[\frac{\frac{i}{(i * 2 + \alpha)_* + \beta} \cdot \frac{\left(\alpha + i\right) + \beta}{(i * 2 + \alpha)_* + \beta}}{\color{red}{\frac{(\left((i * 2 + \alpha)_*\right) * \left((\beta * 2 + \left((i * 2 + \alpha)_*\right))_*\right) + \left({\beta}^2 - 1.0\right))_*}{(i * \left(\left(\alpha + i\right) + \beta\right) + \left(\alpha \cdot \beta\right))_*}}} \leadsto \frac{\frac{i}{(i * 2 + \alpha)_* + \beta} \cdot \frac{\left(\alpha + i\right) + \beta}{(i * 2 + \alpha)_* + \beta}}{\color{blue}{{\left(\sqrt{\frac{(\left((i * 2 + \alpha)_*\right) * \left((\beta * 2 + \left((i * 2 + \alpha)_*\right))_*\right) + \left({\beta}^2 - 1.0\right))_*}{(i * \left(\left(\alpha + i\right) + \beta\right) + \left(\alpha \cdot \beta\right))_*}}\right)}^2}}\]
      34.7

    if 7.711586793570146e+139 < alpha

    1. Started with
      \[\frac{\frac{\left(i \cdot \left(\left(\alpha + \beta\right) + i\right)\right) \cdot \left(\beta \cdot \alpha + i \cdot \left(\left(\alpha + \beta\right) + i\right)\right)}{\left(\left(\alpha + \beta\right) + 2 \cdot i\right) \cdot \left(\left(\alpha + \beta\right) + 2 \cdot i\right)}}{\left(\left(\alpha + \beta\right) + 2 \cdot i\right) \cdot \left(\left(\alpha + \beta\right) + 2 \cdot i\right) - 1.0}\]
      63.0
    2. Applied simplify to get
      \[\color{red}{\frac{\frac{\left(i \cdot \left(\left(\alpha + \beta\right) + i\right)\right) \cdot \left(\beta \cdot \alpha + i \cdot \left(\left(\alpha + \beta\right) + i\right)\right)}{\left(\left(\alpha + \beta\right) + 2 \cdot i\right) \cdot \left(\left(\alpha + \beta\right) + 2 \cdot i\right)}}{\left(\left(\alpha + \beta\right) + 2 \cdot i\right) \cdot \left(\left(\alpha + \beta\right) + 2 \cdot i\right) - 1.0}} \leadsto \color{blue}{\frac{\left(\frac{\left(\beta + \alpha\right) + i}{\beta + (i * 2 + \alpha)_*} \cdot (i * \left(\left(\beta + \alpha\right) + i\right) + \left(\alpha \cdot \beta\right))_*\right) \cdot \frac{i}{\beta + (i * 2 + \alpha)_*}}{{\left(\beta + (i * 2 + \alpha)_*\right)}^2 - 1.0}}\]
      56.7
    3. Applied taylor to get
      \[\frac{\left(\frac{\left(\beta + \alpha\right) + i}{\beta + (i * 2 + \alpha)_*} \cdot (i * \left(\left(\beta + \alpha\right) + i\right) + \left(\alpha \cdot \beta\right))_*\right) \cdot \frac{i}{\beta + (i * 2 + \alpha)_*}}{{\left(\beta + (i * 2 + \alpha)_*\right)}^2 - 1.0} \leadsto \frac{\left(\frac{\left(\beta + \alpha\right) + i}{\beta + (i * 2 + \alpha)_*} \cdot (i * \left(\left(\beta + \alpha\right) + i\right) + \left(\alpha \cdot \beta\right))_*\right) \cdot \frac{i}{\beta + (i * 2 + \alpha)_*}}{\left(2 \cdot \left(\beta \cdot (i * 2 + \alpha)_*\right) + \left({\left((i * 2 + \alpha)_*\right)}^2 + {\beta}^2\right)\right) - 1.0}\]
      56.7
    4. Taylor expanded around 0 to get
      \[\frac{\left(\frac{\left(\beta + \alpha\right) + i}{\beta + (i * 2 + \alpha)_*} \cdot (i * \left(\left(\beta + \alpha\right) + i\right) + \left(\alpha \cdot \beta\right))_*\right) \cdot \frac{i}{\beta + (i * 2 + \alpha)_*}}{\color{red}{\left(2 \cdot \left(\beta \cdot (i * 2 + \alpha)_*\right) + \left({\left((i * 2 + \alpha)_*\right)}^2 + {\beta}^2\right)\right)} - 1.0} \leadsto \frac{\left(\frac{\left(\beta + \alpha\right) + i}{\beta + (i * 2 + \alpha)_*} \cdot (i * \left(\left(\beta + \alpha\right) + i\right) + \left(\alpha \cdot \beta\right))_*\right) \cdot \frac{i}{\beta + (i * 2 + \alpha)_*}}{\color{blue}{\left(2 \cdot \left(\beta \cdot (i * 2 + \alpha)_*\right) + \left({\left((i * 2 + \alpha)_*\right)}^2 + {\beta}^2\right)\right)} - 1.0}\]
      56.7
    5. Applied simplify to get
      \[\color{red}{\frac{\left(\frac{\left(\beta + \alpha\right) + i}{\beta + (i * 2 + \alpha)_*} \cdot (i * \left(\left(\beta + \alpha\right) + i\right) + \left(\alpha \cdot \beta\right))_*\right) \cdot \frac{i}{\beta + (i * 2 + \alpha)_*}}{\left(2 \cdot \left(\beta \cdot (i * 2 + \alpha)_*\right) + \left({\left((i * 2 + \alpha)_*\right)}^2 + {\beta}^2\right)\right) - 1.0}} \leadsto \color{blue}{\frac{\frac{i}{(i * 2 + \alpha)_* + \beta} \cdot \frac{\left(\alpha + i\right) + \beta}{(i * 2 + \alpha)_* + \beta}}{\frac{(\left((i * 2 + \alpha)_*\right) * \left((\beta * 2 + \left((i * 2 + \alpha)_*\right))_*\right) + \left({\beta}^2 - 1.0\right))_*}{(i * \left(\left(\alpha + i\right) + \beta\right) + \left(\alpha \cdot \beta\right))_*}}}\]
      56.7
    6. Applied taylor to get
      \[\frac{\frac{i}{(i * 2 + \alpha)_* + \beta} \cdot \frac{\left(\alpha + i\right) + \beta}{(i * 2 + \alpha)_* + \beta}}{\frac{(\left((i * 2 + \alpha)_*\right) * \left((\beta * 2 + \left((i * 2 + \alpha)_*\right))_*\right) + \left({\beta}^2 - 1.0\right))_*}{(i * \left(\left(\alpha + i\right) + \beta\right) + \left(\alpha \cdot \beta\right))_*}} \leadsto \frac{\frac{i}{(i * 2 + \alpha)_* + \beta} \cdot \frac{\left(\alpha + i\right) + \beta}{(i * 2 + \alpha)_* + \beta}}{\frac{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_*}{(\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*}}\]
      3.4
    7. Taylor expanded around inf to get
      \[\frac{\frac{i}{(i * 2 + \alpha)_* + \beta} \cdot \frac{\left(\alpha + i\right) + \beta}{(i * 2 + \alpha)_* + \beta}}{\color{red}{\frac{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_*}{(\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*}}} \leadsto \frac{\frac{i}{(i * 2 + \alpha)_* + \beta} \cdot \frac{\left(\alpha + i\right) + \beta}{(i * 2 + \alpha)_* + \beta}}{\color{blue}{\frac{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_*}{(\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*}}}\]
      3.4
    8. Applied taylor to get
      \[\frac{\frac{i}{(i * 2 + \alpha)_* + \beta} \cdot \frac{\left(\alpha + i\right) + \beta}{(i * 2 + \alpha)_* + \beta}}{\frac{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_*}{(\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*}} \leadsto \frac{{i}^2 \cdot (\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_* \cdot {\left((i * 2 + \alpha)_*\right)}^2} + \left(\frac{\beta \cdot \left(i \cdot (\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*\right)}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_* \cdot {\left((i * 2 + \alpha)_*\right)}^2} + \frac{\alpha \cdot \left(i \cdot (\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*\right)}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_* \cdot {\left((i * 2 + \alpha)_*\right)}^2}\right)\]
      58.2
    9. Taylor expanded around 0 to get
      \[\color{red}{\frac{{i}^2 \cdot (\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_* \cdot {\left((i * 2 + \alpha)_*\right)}^2} + \left(\frac{\beta \cdot \left(i \cdot (\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*\right)}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_* \cdot {\left((i * 2 + \alpha)_*\right)}^2} + \frac{\alpha \cdot \left(i \cdot (\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*\right)}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_* \cdot {\left((i * 2 + \alpha)_*\right)}^2}\right)} \leadsto \color{blue}{\frac{{i}^2 \cdot (\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_* \cdot {\left((i * 2 + \alpha)_*\right)}^2} + \left(\frac{\beta \cdot \left(i \cdot (\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*\right)}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_* \cdot {\left((i * 2 + \alpha)_*\right)}^2} + \frac{\alpha \cdot \left(i \cdot (\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*\right)}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_* \cdot {\left((i * 2 + \alpha)_*\right)}^2}\right)}\]
      58.2
    10. Applied simplify to get
      \[\frac{{i}^2 \cdot (\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_* \cdot {\left((i * 2 + \alpha)_*\right)}^2} + \left(\frac{\beta \cdot \left(i \cdot (\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*\right)}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_* \cdot {\left((i * 2 + \alpha)_*\right)}^2} + \frac{\alpha \cdot \left(i \cdot (\left(\frac{1}{i}\right) * \left(\frac{1}{\beta} + \left(\frac{1}{\alpha} + \frac{1}{i}\right)\right) + \left(\frac{1}{\beta \cdot \alpha}\right))_*\right)}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{1}{{\beta}^2} - 1.0\right))_* \cdot {\left((i * 2 + \alpha)_*\right)}^2}\right) \leadsto (\left(\frac{i}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{\frac{1}{\beta}}{\beta} - 1.0\right))_*} \cdot \frac{i}{{\left((i * 2 + \alpha)_*\right)}^2}\right) * \left((\left(\frac{1}{i}\right) * \left(\left(\frac{1}{i} + \frac{1}{\alpha}\right) + \frac{1}{\beta}\right) + \left(\frac{\frac{1}{\beta}}{\alpha}\right))_*\right) + \left((\left(\frac{\beta}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{\frac{1}{\beta}}{\beta} - 1.0\right))_*}\right) * \left(\frac{(\left(\frac{1}{i}\right) * \left(\left(\frac{1}{i} + \frac{1}{\alpha}\right) + \frac{1}{\beta}\right) + \left(\frac{\frac{1}{\beta}}{\alpha}\right))_*}{\frac{{\left((i * 2 + \alpha)_*\right)}^2}{i}}\right) + \left(\frac{\alpha}{(\left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right) * \left((\left(\frac{1}{\beta}\right) * 2 + \left((\left(\frac{1}{i}\right) * 2 + \left(\frac{1}{\alpha}\right))_*\right))_*\right) + \left(\frac{\frac{1}{\beta}}{\beta} - 1.0\right))_*} \cdot \frac{(\left(\frac{1}{i}\right) * \left(\left(\frac{1}{i} + \frac{1}{\alpha}\right) + \frac{1}{\beta}\right) + \left(\frac{\frac{1}{\beta}}{\alpha}\right))_*}{\frac{{\left((i * 2 + \alpha)_*\right)}^2}{i}}\right))_*\right))_*\]
      20.4

    11. Applied final simplification

  1. Removed slow pow expressions

Original test:


(lambda ((alpha default) (beta default) (i default))
  #:name "Octave 3.8, jcobi/4"
  (/ (/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2 i)) (+ (+ alpha beta) (* 2 i)))) (- (* (+ (+ alpha beta) (* 2 i)) (+ (+ alpha beta) (* 2 i))) 1.0)))