1.268 * [progress]: [Phase 1 of 3] Setting up.
0.004 * * * [progress]: [1/2] Preparing points
0.231 * * * [progress]: [2/2] Setting up program.
0.234 * [progress]: [Phase 2 of 3] Improving.
0.237 * [simplify]: Simplifying:
  (/ (- 1.0 (* (tan x) (tan x))) (+ 1.0 (* (tan x) (tan x))))
0.237 * * [simplify]: Extracting # 0 : cost  0
0.238 * * [simplify]: Extracting # 1 : cost  0
0.238 * * [simplify]: Extracting # 2 : cost  0
0.238 * * [simplify]: Extracting # 3 : cost  0
0.238 * * [simplify]: Extracting # 4 : cost  0
0.238 * * [simplify]: Extracting # 5 : cost  0
0.238 * * [simplify]: Extracting # 6 : cost  0
0.238 * * [simplify]: iteration  0 :  7  enodes  (cost  15 )
0.244 * * [simplify]: Extracting # 0 : cost  0
0.244 * * [simplify]: Extracting # 1 : cost  0
0.244 * * [simplify]: Extracting # 2 : cost  0
0.244 * * [simplify]: iteration  1 :  13  enodes  (cost  15 )
0.246 * * [simplify]: Extracting # 0 : cost  0
0.246 * * [simplify]: Extracting # 1 : cost  0
0.246 * * [simplify]: Extracting # 2 : cost  0
0.246 * * [simplify]: iteration  2 :  21  enodes  (cost  15 )
0.250 * * [simplify]: Extracting # 0 : cost  0
0.250 * * [simplify]: Extracting # 1 : cost  0
0.250 * * [simplify]: Extracting # 2 : cost  0
0.250 * * [simplify]: iteration  3 :  26  enodes  (cost  15 )
0.255 * * [simplify]: Extracting # 0 : cost  0
0.255 * * [simplify]: Extracting # 1 : cost  0
0.255 * * [simplify]: Extracting # 2 : cost  0
0.255 * * [simplify]: iteration  4 :  34  enodes  (cost  15 )
0.268 * * [simplify]: Extracting # 0 : cost  0
0.268 * * [simplify]: iteration  5 :  36  enodes  (cost  15 )
0.282 * * [simplify]: Extracting # 0 : cost  0
0.282 * * [simplify]: iteration done:  36  enodes  (cost  15 )
0.283 * [simplify]: Simplified to:
  (/ (- 1.0 (* (tan x) (tan x))) (+ 1.0 (* (tan x) (tan x))))
0.285 * * [progress]: iteration 1 / 4
0.285 * * * [progress]: picking best candidate
0.288 * * * * [pick]: Picked  #<alt (λ (x) (/ (- 1.0 (* (tan x) (tan x))) (+ 1.0 (* (tan x) (tan x)))))>
0.288 * * * [progress]: localizing error
0.312 * * * [progress]: generating rewritten candidates
0.313 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2 2)
0.373 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2)
0.454 * * * * [progress]: [ 3 / 4 ] rewriting at (2)
0.570 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1)
0.597 * * * [progress]: generating series expansions
0.598 * * * * [progress]: [ 1 / 4 ] generating series at (2 2 2)
0.605 * [backup-simplify]: Simplify (* (tan x) (tan x)) into (pow (tan x) 2)
0.605 * [approximate]: Taking taylor expansion of (pow (tan x) 2) in (x) around 0
0.606 * [taylor]: Taking taylor expansion of (pow (tan x) 2) in x
0.606 * [taylor]: Taking taylor expansion of (tan x) in x
0.609 * [taylor]: Rewrote expression to (/ (sin x) (cos x))
0.609 * [taylor]: Taking taylor expansion of (sin x) in x
0.609 * [taylor]: Taking taylor expansion of x in x
0.609 * [backup-simplify]: Simplify 0 into 0
0.609 * [backup-simplify]: Simplify 1 into 1
0.609 * [taylor]: Taking taylor expansion of (cos x) in x
0.609 * [taylor]: Taking taylor expansion of x in x
0.609 * [backup-simplify]: Simplify 0 into 0
0.609 * [backup-simplify]: Simplify 1 into 1
0.611 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1
0.612 * [backup-simplify]: Simplify (/ 1 1) into 1
0.612 * [taylor]: Taking taylor expansion of (pow (tan x) 2) in x
0.612 * [taylor]: Taking taylor expansion of (tan x) in x
0.612 * [taylor]: Rewrote expression to (/ (sin x) (cos x))
0.612 * [taylor]: Taking taylor expansion of (sin x) in x
0.612 * [taylor]: Taking taylor expansion of x in x
0.612 * [backup-simplify]: Simplify 0 into 0
0.612 * [backup-simplify]: Simplify 1 into 1
0.612 * [taylor]: Taking taylor expansion of (cos x) in x
0.612 * [taylor]: Taking taylor expansion of x in x
0.613 * [backup-simplify]: Simplify 0 into 0
0.613 * [backup-simplify]: Simplify 1 into 1
0.613 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1
0.614 * [backup-simplify]: Simplify (/ 1 1) into 1
0.615 * [backup-simplify]: Simplify (* 1 1) into 1
0.615 * [backup-simplify]: Simplify 1 into 1
0.616 * [backup-simplify]: Simplify (+ 0 (* 1 (/ (pow 0 1) 1))) into 0
0.617 * [backup-simplify]: Simplify (+ 0) into 0
0.618 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)))) into 0
0.619 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.619 * [backup-simplify]: Simplify 0 into 0
0.621 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 3) 6)) 0 (* 1 (/ (pow 0 1) 1))) into -1/6
0.622 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 2) 2)) 0) into -1/2
0.624 * [backup-simplify]: Simplify (- (/ -1/6 1) (+ (* 1 (/ -1/2 1)) (* 0 (/ 0 1)))) into 1/3
0.625 * [backup-simplify]: Simplify (+ (* 1 1/3) (+ (* 0 0) (* 1/3 1))) into 2/3
0.625 * [backup-simplify]: Simplify 2/3 into 2/3
0.628 * [backup-simplify]: Simplify (+ 0 (* -1 (/ (pow 1 2) 2) (/ (pow 0 1) 1)) 0 0 (* 1 (/ (pow 0 1) 1))) into 0
0.629 * [backup-simplify]: Simplify (+ 0 (* -1 (/ (pow 1 1) 1) (/ (pow 0 1) 1)) 0) into 0
0.631 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ -1/2 1)) (* 1/3 (/ 0 1)))) into 0
0.633 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 1/3) (+ (* 1/3 0) (* 0 1)))) into 0
0.633 * [backup-simplify]: Simplify 0 into 0
0.638 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 5) 120)) 0 (* -1 (/ (pow 1 2) 2) (/ (pow 0 1) 1)) (* -1 (/ (pow 1 1) 1) (/ (pow 0 2) 2)) 0 0 (* 1 (/ (pow 0 1) 1))) into 1/120
0.642 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 4) 24)) 0 (* -1 (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* -1 (/ (pow 0 2) 2)) 0) into 1/24
0.645 * [backup-simplify]: Simplify (- (/ 1/120 1) (+ (* 1 (/ 1/24 1)) (* 0 (/ 0 1)) (* 1/3 (/ -1/2 1)) (* 0 (/ 0 1)))) into 2/15
0.648 * [backup-simplify]: Simplify (+ (* 1 2/15) (+ (* 0 0) (+ (* 1/3 1/3) (+ (* 0 0) (* 2/15 1))))) into 17/45
0.649 * [backup-simplify]: Simplify 17/45 into 17/45