4.370 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.136 * * * [progress]: [2/2] Setting up program.
0.139 * [progress]: [Phase 2 of 3] Improving.
0.139 * [simplify]: Simplifying:
  (+ (* (/ (cos th) (sqrt 2.0)) (* a1 a1)) (* (/ (cos th) (sqrt 2.0)) (* a2 a2)))
0.139 * * [simplify]: Extracting # 0 : cost  0
0.139 * * [simplify]: Extracting # 1 : cost  0
0.139 * * [simplify]: Extracting # 2 : cost  0
0.139 * * [simplify]: Extracting # 3 : cost  0
0.139 * * [simplify]: Extracting # 4 : cost  0
0.139 * * [simplify]: Extracting # 5 : cost  0
0.139 * * [simplify]: Extracting # 6 : cost  0
0.140 * * [simplify]: iteration  0 :  12  enodes  (cost  19 )
0.142 * * [simplify]: Extracting # 0 : cost  0
0.142 * * [simplify]: Extracting # 1 : cost  0
0.142 * * [simplify]: Extracting # 2 : cost  0
0.142 * * [simplify]: Extracting # 3 : cost  0
0.142 * * [simplify]: iteration  1 :  26  enodes  (cost  13 )
0.181 * * [simplify]: Extracting # 0 : cost  0
0.181 * * [simplify]: Extracting # 1 : cost  0
0.181 * * [simplify]: Extracting # 2 : cost  0
0.181 * * [simplify]: iteration  2 :  57  enodes  (cost  12 )
0.193 * * [simplify]: Extracting # 0 : cost  0
0.193 * * [simplify]: Extracting # 1 : cost  0
0.193 * * [simplify]: Extracting # 2 : cost  0
0.193 * * [simplify]: iteration  3 :  87  enodes  (cost  12 )
0.208 * * [simplify]: Extracting # 0 : cost  0
0.208 * * [simplify]: Extracting # 1 : cost  0
0.209 * * [simplify]: Extracting # 2 : cost  0
0.209 * * [simplify]: iteration  4 :  114  enodes  (cost  12 )
0.235 * * [simplify]: Extracting # 0 : cost  0
0.235 * * [simplify]: Extracting # 1 : cost  0
0.235 * * [simplify]: Extracting # 2 : cost  0
0.235 * * [simplify]: iteration  5 :  132  enodes  (cost  12 )
0.270 * * [simplify]: Extracting # 0 : cost  0
0.270 * * [simplify]: Extracting # 1 : cost  0
0.271 * * [simplify]: Extracting # 2 : cost  0
0.271 * * [simplify]: iteration  6 :  150  enodes  (cost  12 )
0.324 * * [simplify]: Extracting # 0 : cost  0
0.324 * * [simplify]: Extracting # 1 : cost  0
0.324 * * [simplify]: iteration  7 :  170  enodes  (cost  12 )
0.376 * * [simplify]: Extracting # 0 : cost  0
0.376 * * [simplify]: iteration  8 :  172  enodes  (cost  12 )
0.414 * * [simplify]: Extracting # 0 : cost  0
0.414 * * [simplify]: iteration done:  172  enodes  (cost  12 )
0.414 * [simplify]: Simplified to:
  (/ (* (cos th) (fma a1 a1 (* a2 a2))) (sqrt 2.0))
0.418 * * [progress]: iteration 1 / 4
0.418 * * * [progress]: picking best candidate
0.423 * * * * [pick]: Picked  #<alt (λ (a1 a2 th) (/ (* (cos th) (fma a1 a1 (* a2 a2))) (sqrt 2.0)))>
0.423 * * * [progress]: localizing error
0.435 * * * [progress]: generating rewritten candidates
0.435 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.458 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.469 * * * [progress]: generating series expansions
0.469 * * * * [progress]: [ 1 / 2 ] generating series at (2)