4.936 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.028 * * * [progress]: [2/2] Setting up program.
0.032 * [progress]: [Phase 2 of 3] Improving.
0.033 * [simplify]: Simplifying:
  (sqrt (fabs (/ (- (* a a) (* b b)) (* a a))))
0.033 * * [simplify]: Extracting # 0 : cost  0
0.033 * * [simplify]: Extracting # 1 : cost  0
0.033 * * [simplify]: Extracting # 2 : cost  0
0.033 * * [simplify]: Extracting # 3 : cost  0
0.033 * * [simplify]: Extracting # 4 : cost  0
0.033 * * [simplify]: Extracting # 5 : cost  0
0.033 * * [simplify]: Extracting # 6 : cost  0
0.033 * * [simplify]: Extracting # 7 : cost  0
0.033 * * [simplify]: iteration  0 :  8  enodes  (cost  13 )
0.036 * * [simplify]: Extracting # 0 : cost  0
0.036 * * [simplify]: Extracting # 1 : cost  0
0.036 * * [simplify]: Extracting # 2 : cost  0
0.036 * * [simplify]: iteration  1 :  18  enodes  (cost  13 )
0.041 * * [simplify]: Extracting # 0 : cost  0
0.042 * * [simplify]: Extracting # 1 : cost  0
0.042 * * [simplify]: Extracting # 2 : cost  0
0.042 * * [simplify]: iteration  2 :  47  enodes  (cost  11 )
0.050 * * [simplify]: Extracting # 0 : cost  0
0.050 * * [simplify]: Extracting # 1 : cost  0
0.050 * * [simplify]: Extracting # 2 : cost  0
0.050 * * [simplify]: iteration  3 :  98  enodes  (cost  11 )
0.076 * * [simplify]: Extracting # 0 : cost  0
0.076 * * [simplify]: Extracting # 1 : cost  0
0.078 * * [simplify]: Extracting # 2 : cost  0
0.078 * * [simplify]: iteration  4 :  187  enodes  (cost  11 )
0.146 * * [simplify]: Extracting # 0 : cost  0
0.147 * * [simplify]: Extracting # 1 : cost  0
0.147 * * [simplify]: Extracting # 2 : cost  0
0.147 * * [simplify]: iteration  5 :  332  enodes  (cost  11 )
0.259 * * [simplify]: Extracting # 0 : cost  0
0.260 * * [simplify]: Extracting # 1 : cost  0
0.260 * * [simplify]: Extracting # 2 : cost  0
0.260 * * [simplify]: Extracting # 3 : cost  0
0.261 * * [simplify]: iteration  6 :  498  enodes  (cost  11 )
0.740 * * [simplify]: Extracting # 0 : cost  0
0.741 * * [simplify]: Extracting # 1 : cost  0
0.742 * * [simplify]: Extracting # 2 : cost  0
0.743 * * [simplify]: Extracting # 3 : cost  0
0.744 * * [simplify]: iteration  7 :  1408  enodes  (cost  11 )
4.154 * * [simplify]: Extracting # 0 : cost  0
4.167 * * [simplify]: Extracting # 1 : cost  0
4.172 * * [simplify]: Extracting # 2 : cost  0
4.176 * * [simplify]: Extracting # 3 : cost  0
4.180 * * [simplify]: Extracting # 4 : cost  0
4.187 * * [simplify]: iteration done:  5001  enodes  (cost  11 )
4.187 * [simplify]: Simplified to:
  (sqrt (fabs (- 1 (/ (* b b) (* a a)))))
4.191 * * [progress]: iteration 1 / 4
4.192 * * * [progress]: picking best candidate
4.193 * * * * [pick]: Picked  #<alt (λ (a b) (sqrt (fabs (/ (- (* a a) (* b b)) (* a a)))))>
4.194 * * * [progress]: localizing error
4.203 * * * [progress]: generating rewritten candidates
4.203 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1 1)
4.237 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
4.238 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 1 1)
4.248 * * * [progress]: generating series expansions
4.248 * * * * [progress]: [ 1 / 3 ] generating series at (2 1 1)