5.119 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.048 * * * [progress]: [2/2] Setting up program.
0.053 * [progress]: [Phase 2 of 3] Improving.
0.053 * [simplify]: Simplifying:
  (sqrt (fabs (/ (- (* a a) (* b b)) (* a a))))
0.054 * * [simplify]: Extracting # 0 : cost  0
0.054 * * [simplify]: Extracting # 1 : cost  0
0.054 * * [simplify]: Extracting # 2 : cost  0
0.054 * * [simplify]: Extracting # 3 : cost  0
0.054 * * [simplify]: Extracting # 4 : cost  0
0.054 * * [simplify]: Extracting # 5 : cost  0
0.054 * * [simplify]: Extracting # 6 : cost  0
0.054 * * [simplify]: Extracting # 7 : cost  0
0.054 * * [simplify]: iteration  0 :  8  enodes  (cost  13 )
0.056 * * [simplify]: Extracting # 0 : cost  0
0.056 * * [simplify]: Extracting # 1 : cost  0
0.056 * * [simplify]: Extracting # 2 : cost  0
0.056 * * [simplify]: iteration  1 :  19  enodes  (cost  13 )
0.063 * * [simplify]: Extracting # 0 : cost  0
0.063 * * [simplify]: Extracting # 1 : cost  0
0.064 * * [simplify]: Extracting # 2 : cost  0
0.064 * * [simplify]: iteration  2 :  48  enodes  (cost  11 )
0.081 * * [simplify]: Extracting # 0 : cost  0
0.081 * * [simplify]: Extracting # 1 : cost  0
0.081 * * [simplify]: Extracting # 2 : cost  0
0.081 * * [simplify]: iteration  3 :  101  enodes  (cost  11 )
0.135 * * [simplify]: Extracting # 0 : cost  0
0.136 * * [simplify]: Extracting # 1 : cost  0
0.136 * * [simplify]: Extracting # 2 : cost  0
0.137 * * [simplify]: iteration  4 :  198  enodes  (cost  11 )
0.227 * * [simplify]: Extracting # 0 : cost  0
0.227 * * [simplify]: Extracting # 1 : cost  0
0.228 * * [simplify]: Extracting # 2 : cost  0
0.228 * * [simplify]: iteration  5 :  376  enodes  (cost  11 )
0.399 * * [simplify]: Extracting # 0 : cost  0
0.401 * * [simplify]: Extracting # 1 : cost  0
0.402 * * [simplify]: Extracting # 2 : cost  0
0.403 * * [simplify]: Extracting # 3 : cost  0
0.404 * * [simplify]: iteration  6 :  618  enodes  (cost  11 )
1.357 * * [simplify]: Extracting # 0 : cost  0
1.358 * * [simplify]: Extracting # 1 : cost  0
1.360 * * [simplify]: Extracting # 2 : cost  0
1.361 * * [simplify]: Extracting # 3 : cost  0
1.362 * * [simplify]: iteration  7 :  1653  enodes  (cost  11 )
5.337 * * [simplify]: Extracting # 0 : cost  0
5.343 * * [simplify]: Extracting # 1 : cost  0
5.348 * * [simplify]: Extracting # 2 : cost  0
5.358 * * [simplify]: Extracting # 3 : cost  0
5.366 * * [simplify]: Extracting # 4 : cost  0
5.375 * * [simplify]: iteration done:  5001  enodes  (cost  11 )
5.375 * [simplify]: Simplified to:
  (sqrt (fabs (- 1 (/ (* b b) (* a a)))))
5.384 * * [progress]: iteration 1 / 4
5.384 * * * [progress]: picking best candidate
5.386 * * * * [pick]: Picked  #<alt (λ (a b) (sqrt (fabs (/ (- (* a a) (* b b)) (* a a)))))>
5.386 * * * [progress]: localizing error
5.396 * * * [progress]: generating rewritten candidates
5.396 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1 1)
5.419 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
5.421 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 1 1)
5.444 * * * [progress]: generating series expansions
5.444 * * * * [progress]: [ 1 / 3 ] generating series at (2 1 1)