4.018 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.053 * * * [progress]: [2/2] Setting up program.
0.058 * [progress]: [Phase 2 of 3] Improving.
0.058 * [simplify]: Simplifying:
  (* (* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a)))) (- (/ 1.0 a) (/ 1.0 b)))
0.058 * * [simplify]: Extracting # 0 : cost  0
0.058 * * [simplify]: Extracting # 1 : cost  0
0.058 * * [simplify]: Extracting # 2 : cost  0
0.058 * * [simplify]: Extracting # 3 : cost  0
0.059 * * [simplify]: Extracting # 4 : cost  0
0.059 * * [simplify]: Extracting # 5 : cost  0
0.059 * * [simplify]: Extracting # 6 : cost  0
0.059 * * [simplify]: Extracting # 7 : cost  0
0.059 * * [simplify]: iteration  0 :  15  enodes  (cost  21 )
0.066 * * [simplify]: Extracting # 0 : cost  0
0.066 * * [simplify]: Extracting # 1 : cost  0
0.066 * * [simplify]: Extracting # 2 : cost  0
0.066 * * [simplify]: iteration  1 :  30  enodes  (cost  21 )
0.080 * * [simplify]: Extracting # 0 : cost  0
0.080 * * [simplify]: Extracting # 1 : cost  0
0.080 * * [simplify]: Extracting # 2 : cost  0
0.081 * * [simplify]: iteration  2 :  89  enodes  (cost  21 )
0.159 * * [simplify]: Extracting # 0 : cost  0
0.159 * * [simplify]: Extracting # 1 : cost  0
0.160 * * [simplify]: Extracting # 2 : cost  0
0.160 * * [simplify]: iteration  3 :  377  enodes  (cost  21 )
0.455 * * [simplify]: Extracting # 0 : cost  0
0.459 * * [simplify]: Extracting # 1 : cost  0
0.462 * * [simplify]: Extracting # 2 : cost  0
0.465 * * [simplify]: iteration  4 :  1644  enodes  (cost  21 )
2.459 * * [simplify]: Extracting # 0 : cost  0
2.466 * * [simplify]: Extracting # 1 : cost  0
2.473 * * [simplify]: Extracting # 2 : cost  0
2.481 * * [simplify]: iteration done:  5000  enodes  (cost  21 )
2.481 * [simplify]: Simplified to:
  (* (* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a)))) (- (/ 1.0 a) (/ 1.0 b)))
2.482 * * [progress]: iteration 1 / 4
2.482 * * * [progress]: picking best candidate
2.486 * * * * [pick]: Picked  #<alt (λ (a b) (* (* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a)))) (- (/ 1.0 a) (/ 1.0 b))))>
2.486 * * * [progress]: localizing error
2.508 * * * [progress]: generating rewritten candidates
2.508 * * * * [progress]: [ 1 / 4 ] rewriting at (2)
2.702 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2 2)
2.713 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 2)
2.727 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1)
2.821 * * * [progress]: generating series expansions
2.821 * * * * [progress]: [ 1 / 4 ] generating series at (2)