Average Error: 0.2 → 0.3
Time: 3.3s
Precision: 64
Internal precision: 384
\[\frac{a}{-\cos^{-1} a}\]
⬇
\[\frac{1}{\frac{-\cos^{-1} a}{a}}\]

Error

Bits error versus a

Derivation

  1. Initial program 0.2

    \[\frac{a}{-\cos^{-1} a}\]
  2. Using strategy rm

  3. Applied clear-num 0.3

    \[\leadsto \color{blue}{\frac{1}{\frac{-\cos^{-1} a}{a}}}\]
  4. Removed slow pow expressions

Runtime

Time bar (total: 3.3s) Debug logProfile

Please include this information when filing a bug report:

herbie shell --seed '#(1064524629 4159152179 2999149171 575749698 4006532819 692958815)'
(FPCore (a)
  :name "Random Jason Timeout Test 010"
  (/ a (- (acos a))))