\[\left(\left(3 + \frac{2}{r \cdot r}\right) - \frac{\left(0.125 \cdot \left(3 - 2 \cdot v\right)\right) \cdot \left(\left(\left(w \cdot w\right) \cdot r\right) \cdot r\right)}{1 - v}\right) - 4.5\]
Test:
Rosa's TurbineBenchmark
Bits:
128 bits
Bits error versus v
Bits error versus w
Bits error versus r
Time: 21.6 s
Input Error: 12.4
Output Error: 0.3
Log:
Profile: 🕒
\(\left(\frac{\frac{2}{r}}{r} - \left(4.5 - 3\right)\right) - \frac{\left(3 - v \cdot 2\right) \cdot 0.125}{\frac{1 - v}{\left(w \cdot r\right) \cdot \left(w \cdot r\right)}}\)
  1. Started with
    \[\left(\left(3 + \frac{2}{r \cdot r}\right) - \frac{\left(0.125 \cdot \left(3 - 2 \cdot v\right)\right) \cdot \left(\left(\left(w \cdot w\right) \cdot r\right) \cdot r\right)}{1 - v}\right) - 4.5\]
    12.4
  2. Applied simplify to get
    \[\color{red}{\left(\left(3 + \frac{2}{r \cdot r}\right) - \frac{\left(0.125 \cdot \left(3 - 2 \cdot v\right)\right) \cdot \left(\left(\left(w \cdot w\right) \cdot r\right) \cdot r\right)}{1 - v}\right) - 4.5} \leadsto \color{blue}{\left(\left(3 - 4.5\right) + \frac{2}{r \cdot r}\right) - \left(\frac{0.125}{1 - v} \cdot \left(3 - 2 \cdot v\right)\right) \cdot {\left(w \cdot r\right)}^2}\]
    0.3
  3. Applied taylor to get
    \[\left(\left(3 - 4.5\right) + \frac{2}{r \cdot r}\right) - \left(\frac{0.125}{1 - v} \cdot \left(3 - 2 \cdot v\right)\right) \cdot {\left(w \cdot r\right)}^2 \leadsto \left(\left(3 - 4.5\right) + \frac{2}{r \cdot r}\right) - \left(\frac{0.125}{1 - v} \cdot \left(3 - 2 \cdot v\right)\right) \cdot \left({w}^2 \cdot {r}^2\right)\]
    17.1
  4. Taylor expanded around inf to get
    \[\left(\left(3 - 4.5\right) + \frac{2}{r \cdot r}\right) - \left(\frac{0.125}{1 - v} \cdot \left(3 - 2 \cdot v\right)\right) \cdot \color{red}{\left({w}^2 \cdot {r}^2\right)} \leadsto \left(\left(3 - 4.5\right) + \frac{2}{r \cdot r}\right) - \left(\frac{0.125}{1 - v} \cdot \left(3 - 2 \cdot v\right)\right) \cdot \color{blue}{\left({w}^2 \cdot {r}^2\right)}\]
    17.1
  5. Applied simplify to get
    \[\color{red}{\left(\left(3 - 4.5\right) + \frac{2}{r \cdot r}\right) - \left(\frac{0.125}{1 - v} \cdot \left(3 - 2 \cdot v\right)\right) \cdot \left({w}^2 \cdot {r}^2\right)} \leadsto \color{blue}{\left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - \frac{{\left(r \cdot w\right)}^2 \cdot 0.125}{\frac{1 - v}{3 - 2 \cdot v}}}\]
    0.4
  6. Using strategy rm
    0.4
  7. Applied add-sqr-sqrt to get
    \[\left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - \frac{{\left(r \cdot w\right)}^2 \cdot 0.125}{\frac{1 - v}{\color{red}{3 - 2 \cdot v}}} \leadsto \left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - \frac{{\left(r \cdot w\right)}^2 \cdot 0.125}{\frac{1 - v}{\color{blue}{{\left(\sqrt{3 - 2 \cdot v}\right)}^2}}}\]
    16.0
  8. Applied add-sqr-sqrt to get
    \[\left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - \frac{{\left(r \cdot w\right)}^2 \cdot 0.125}{\frac{\color{red}{1 - v}}{{\left(\sqrt{3 - 2 \cdot v}\right)}^2}} \leadsto \left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - \frac{{\left(r \cdot w\right)}^2 \cdot 0.125}{\frac{\color{blue}{{\left(\sqrt{1 - v}\right)}^2}}{{\left(\sqrt{3 - 2 \cdot v}\right)}^2}}\]
    16.1
  9. Applied square-undiv to get
    \[\left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - \frac{{\left(r \cdot w\right)}^2 \cdot 0.125}{\color{red}{\frac{{\left(\sqrt{1 - v}\right)}^2}{{\left(\sqrt{3 - 2 \cdot v}\right)}^2}}} \leadsto \left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - \frac{{\left(r \cdot w\right)}^2 \cdot 0.125}{\color{blue}{{\left(\frac{\sqrt{1 - v}}{\sqrt{3 - 2 \cdot v}}\right)}^2}}\]
    16.2
  10. Applied add-sqr-sqrt to get
    \[\left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - \frac{\color{red}{{\left(r \cdot w\right)}^2 \cdot 0.125}}{{\left(\frac{\sqrt{1 - v}}{\sqrt{3 - 2 \cdot v}}\right)}^2} \leadsto \left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - \frac{\color{blue}{{\left(\sqrt{{\left(r \cdot w\right)}^2 \cdot 0.125}\right)}^2}}{{\left(\frac{\sqrt{1 - v}}{\sqrt{3 - 2 \cdot v}}\right)}^2}\]
    16.2
  11. Applied square-undiv to get
    \[\left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - \color{red}{\frac{{\left(\sqrt{{\left(r \cdot w\right)}^2 \cdot 0.125}\right)}^2}{{\left(\frac{\sqrt{1 - v}}{\sqrt{3 - 2 \cdot v}}\right)}^2}} \leadsto \left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - \color{blue}{{\left(\frac{\sqrt{{\left(r \cdot w\right)}^2 \cdot 0.125}}{\frac{\sqrt{1 - v}}{\sqrt{3 - 2 \cdot v}}}\right)}^2}\]
    16.2
  12. Applied taylor to get
    \[\left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - {\left(\frac{\sqrt{{\left(r \cdot w\right)}^2 \cdot 0.125}}{\frac{\sqrt{1 - v}}{\sqrt{3 - 2 \cdot v}}}\right)}^2 \leadsto \left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - {\left(\frac{w \cdot \left(\sqrt{0.125} \cdot r\right)}{\frac{\sqrt{1 - v}}{\sqrt{3 - 2 \cdot v}}}\right)}^2\]
    16.1
  13. Taylor expanded around 0 to get
    \[\left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - {\left(\frac{\color{red}{w \cdot \left(\sqrt{0.125} \cdot r\right)}}{\frac{\sqrt{1 - v}}{\sqrt{3 - 2 \cdot v}}}\right)}^2 \leadsto \left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - {\left(\frac{\color{blue}{w \cdot \left(\sqrt{0.125} \cdot r\right)}}{\frac{\sqrt{1 - v}}{\sqrt{3 - 2 \cdot v}}}\right)}^2\]
    16.1
  14. Applied simplify to get
    \[\left(3 + \left(\frac{\frac{2}{r}}{r} - 4.5\right)\right) - {\left(\frac{w \cdot \left(\sqrt{0.125} \cdot r\right)}{\frac{\sqrt{1 - v}}{\sqrt{3 - 2 \cdot v}}}\right)}^2 \leadsto \left(\frac{2}{r \cdot r} - \left(4.5 - 3\right)\right) - \frac{\left(\left(r \cdot w\right) \cdot \sqrt{0.125}\right) \cdot \left(\left(r \cdot w\right) \cdot \sqrt{0.125}\right)}{\frac{1 - v}{3 - v \cdot 2}}\]
    0.5

  15. Applied final simplification
  16. Applied simplify to get
    \[\color{red}{\left(\frac{2}{r \cdot r} - \left(4.5 - 3\right)\right) - \frac{\left(\left(r \cdot w\right) \cdot \sqrt{0.125}\right) \cdot \left(\left(r \cdot w\right) \cdot \sqrt{0.125}\right)}{\frac{1 - v}{3 - v \cdot 2}}} \leadsto \color{blue}{\left(\frac{\frac{2}{r}}{r} - \left(4.5 - 3\right)\right) - \frac{\left(3 - v \cdot 2\right) \cdot 0.125}{\frac{1 - v}{\left(w \cdot r\right) \cdot \left(w \cdot r\right)}}}\]
    0.3

Original test:


(lambda ((v default) (w default) (r default))
  #:name "Rosa's TurbineBenchmark"
  (- (- (+ 3 (/ 2 (* r r))) (/ (* (* 0.125 (- 3 (* 2 v))) (* (* (* w w) r) r)) (- 1 v))) 4.5))