0.511 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.207 * * * [progress]: [2/2] Setting up program.
0.208 * [progress]: [Phase 2 of 3] Improving.
0.209 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (/ 1.0 x) (/ 1.0 (tan x)))
0.210 * * [simplify]: iteration  0 :  6  enodes  (cost  8 )
0.210 * * [simplify]: iteration  1 :  8  enodes  (cost  8 )
0.211 * * [simplify]: iteration  2 :  11  enodes  (cost  8 )
0.212 * * [simplify]: iteration  done :  11  enodes  (cost  8 )
0.212 * [simplify]: Simplified to:
   (- (/ 1.0 x) (/ 1.0 (tan x)))
0.212 * * [progress]: iteration 1 / 4
0.212 * * * [progress]: picking best candidate
0.214 * * * * [pick]: Picked  #<alt (λ (x) (- (/ 1.0 x) (/ 1.0 (tan x))))>
0.214 * * * [progress]: localizing error
0.219 * * * [progress]: generating rewritten candidates
0.219 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.236 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.241 * * * [progress]: generating series expansions
0.241 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.241 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (* 1.0 (/ 1 (tan x)))) in (x) around 0
0.241 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (* 1.0 (/ 1 (tan x)))) in x
0.241 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.241 * [taylor]: Taking taylor expansion of 1.0 in x
0.241 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.241 * [taylor]: Taking taylor expansion of x in x
0.248 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (tan x))) in x
0.248 * [taylor]: Taking taylor expansion of 1.0 in x
0.248 * [taylor]: Taking taylor expansion of (/ 1 (tan x)) in x
0.248 * [taylor]: Taking taylor expansion of (tan x) in x
0.249 * [taylor]: Rewrote expression to (/ (sin x) (cos x))
0.249 * [taylor]: Taking taylor expansion of (sin x) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of (cos x) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.250 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (* 1.0 (/ 1 (tan x)))) in x
0.250 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.250 * [taylor]: Taking taylor expansion of 1.0 in x
0.250 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.250 * [taylor]: Taking taylor expansion of x in x
0.250 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (tan x))) in x
0.250 * [taylor]: Taking taylor expansion of 1.0 in x
0.250 * [taylor]: Taking taylor expansion of (/ 1 (tan x)) in x
0.250 * [taylor]: Taking taylor expansion of (tan x) in x
0.250 * [taylor]: Rewrote expression to (/ (sin x) (cos x))
0.250 * [taylor]: Taking taylor expansion of (sin x) in x
0.250 * [taylor]: Taking taylor expansion of x in x
0.250 * [taylor]: Taking taylor expansion of (cos x) in x
0.250 * [taylor]: Taking taylor expansion of x in x
0.295 * [approximate]: Taking taylor expansion of (- (* 1.0 x) (* 1.0 (/ 1 (tan (/ 1 x))))) in (x) around 0
0.295 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* 1.0 (/ 1 (tan (/ 1 x))))) in x
0.295 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.295 * [taylor]: Taking taylor expansion of 1.0 in x
0.295 * [taylor]: Taking taylor expansion of x in x
0.295 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (tan (/ 1 x)))) in x
0.295 * [taylor]: Taking taylor expansion of 1.0 in x
0.295 * [taylor]: Taking taylor expansion of (/ 1 (tan (/ 1 x))) in x
0.295 * [taylor]: Taking taylor expansion of (tan (/ 1 x)) in x
0.295 * [taylor]: Rewrote expression to (/ (sin (/ 1 x)) (cos (/ 1 x)))
0.295 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
0.295 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.295 * [taylor]: Taking taylor expansion of x in x
0.296 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.296 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.296 * [taylor]: Taking taylor expansion of x in x
0.296 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* 1.0 (/ 1 (tan (/ 1 x))))) in x
0.296 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.296 * [taylor]: Taking taylor expansion of 1.0 in x
0.296 * [taylor]: Taking taylor expansion of x in x
0.296 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (tan (/ 1 x)))) in x
0.296 * [taylor]: Taking taylor expansion of 1.0 in x
0.296 * [taylor]: Taking taylor expansion of (/ 1 (tan (/ 1 x))) in x
0.296 * [taylor]: Taking taylor expansion of (tan (/ 1 x)) in x
0.296 * [taylor]: Rewrote expression to (/ (sin (/ 1 x)) (cos (/ 1 x)))
0.296 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
0.296 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.296 * [taylor]: Taking taylor expansion of x in x
0.297 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.297 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.297 * [taylor]: Taking taylor expansion of x in x
0.319 * [approximate]: Taking taylor expansion of (- (+ (* 1.0 (/ 1 (tan (/ -1 x)))) (* 1.0 x))) in (x) around 0
0.319 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 (/ 1 (tan (/ -1 x)))) (* 1.0 x))) in x
0.319 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 (tan (/ -1 x)))) (* 1.0 x)) in x
0.319 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (tan (/ -1 x)))) in x
0.319 * [taylor]: Taking taylor expansion of 1.0 in x
0.319 * [taylor]: Taking taylor expansion of (/ 1 (tan (/ -1 x))) in x
0.319 * [taylor]: Taking taylor expansion of (tan (/ -1 x)) in x
0.319 * [taylor]: Rewrote expression to (/ (sin (/ -1 x)) (cos (/ -1 x)))
0.319 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
0.319 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.319 * [taylor]: Taking taylor expansion of -1 in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.319 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.319 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.319 * [taylor]: Taking taylor expansion of -1 in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.320 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.320 * [taylor]: Taking taylor expansion of 1.0 in x
0.320 * [taylor]: Taking taylor expansion of x in x
0.320 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 (/ 1 (tan (/ -1 x)))) (* 1.0 x))) in x
0.320 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 (tan (/ -1 x)))) (* 1.0 x)) in x
0.320 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (tan (/ -1 x)))) in x
0.320 * [taylor]: Taking taylor expansion of 1.0 in x
0.320 * [taylor]: Taking taylor expansion of (/ 1 (tan (/ -1 x))) in x
0.320 * [taylor]: Taking taylor expansion of (tan (/ -1 x)) in x
0.320 * [taylor]: Rewrote expression to (/ (sin (/ -1 x)) (cos (/ -1 x)))
0.320 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
0.320 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.320 * [taylor]: Taking taylor expansion of -1 in x
0.320 * [taylor]: Taking taylor expansion of x in x
0.320 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.320 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.320 * [taylor]: Taking taylor expansion of -1 in x
0.320 * [taylor]: Taking taylor expansion of x in x
0.321 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.321 * [taylor]: Taking taylor expansion of 1.0 in x
0.321 * [taylor]: Taking taylor expansion of x in x
0.348 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.348 * [approximate]: Taking taylor expansion of (/ 1.0 (tan x)) in (x) around 0
0.348 * [taylor]: Taking taylor expansion of (/ 1.0 (tan x)) in x
0.348 * [taylor]: Taking taylor expansion of 1.0 in x
0.348 * [taylor]: Taking taylor expansion of (tan x) in x
0.348 * [taylor]: Rewrote expression to (/ (sin x) (cos x))
0.348 * [taylor]: Taking taylor expansion of (sin x) in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [taylor]: Taking taylor expansion of (cos x) in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.349 * [taylor]: Taking taylor expansion of (/ 1.0 (tan x)) in x
0.349 * [taylor]: Taking taylor expansion of 1.0 in x
0.349 * [taylor]: Taking taylor expansion of (tan x) in x
0.349 * [taylor]: Rewrote expression to (/ (sin x) (cos x))
0.349 * [taylor]: Taking taylor expansion of (sin x) in x
0.349 * [taylor]: Taking taylor expansion of x in x
0.349 * [taylor]: Taking taylor expansion of (cos x) in x
0.349 * [taylor]: Taking taylor expansion of x in x
0.369 * [approximate]: Taking taylor expansion of (/ 1.0 (tan (/ 1 x))) in (x) around 0
0.369 * [taylor]: Taking taylor expansion of (/ 1.0 (tan (/ 1 x))) in x
0.369 * [taylor]: Taking taylor expansion of 1.0 in x
0.369 * [taylor]: Taking taylor expansion of (tan (/ 1 x)) in x
0.369 * [taylor]: Rewrote expression to (/ (sin (/ 1 x)) (cos (/ 1 x)))
0.369 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of (/ 1.0 (tan (/ 1 x))) in x
0.370 * [taylor]: Taking taylor expansion of 1.0 in x
0.370 * [taylor]: Taking taylor expansion of (tan (/ 1 x)) in x
0.370 * [taylor]: Rewrote expression to (/ (sin (/ 1 x)) (cos (/ 1 x)))
0.370 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
0.370 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.370 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.375 * [approximate]: Taking taylor expansion of (/ 1.0 (tan (/ -1 x))) in (x) around 0
0.375 * [taylor]: Taking taylor expansion of (/ 1.0 (tan (/ -1 x))) in x
0.375 * [taylor]: Taking taylor expansion of 1.0 in x
0.375 * [taylor]: Taking taylor expansion of (tan (/ -1 x)) in x
0.375 * [taylor]: Rewrote expression to (/ (sin (/ -1 x)) (cos (/ -1 x)))
0.376 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
0.376 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.376 * [taylor]: Taking taylor expansion of -1 in x
0.376 * [taylor]: Taking taylor expansion of x in x
0.376 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.376 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.376 * [taylor]: Taking taylor expansion of -1 in x
0.376 * [taylor]: Taking taylor expansion of x in x
0.377 * [taylor]: Taking taylor expansion of (/ 1.0 (tan (/ -1 x))) in x
0.377 * [taylor]: Taking taylor expansion of 1.0 in x
0.377 * [taylor]: Taking taylor expansion of (tan (/ -1 x)) in x
0.377 * [taylor]: Rewrote expression to (/ (sin (/ -1 x)) (cos (/ -1 x)))
0.377 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
0.377 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.377 * [taylor]: Taking taylor expansion of -1 in x
0.377 * [taylor]: Taking taylor expansion of x in x
0.377 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.377 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.377 * [taylor]: Taking taylor expansion of -1 in x
0.377 * [taylor]: Taking taylor expansion of x in x
0.382 * * * [progress]: simplifying candidates
0.383 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (/ 1.0 x)) (exp (/ 1.0 (tan x))))
  (log (- (/ 1.0 x) (/ 1.0 (tan x))))
  (exp (- (/ 1.0 x) (/ 1.0 (tan x))))
  (* (cbrt (- (/ 1.0 x) (/ 1.0 (tan x)))) (cbrt (- (/ 1.0 x) (/ 1.0 (tan x)))))
  (cbrt (- (/ 1.0 x) (/ 1.0 (tan x))))
  (* (* (- (/ 1.0 x) (/ 1.0 (tan x))) (- (/ 1.0 x) (/ 1.0 (tan x)))) (- (/ 1.0 x) (/ 1.0 (tan x))))
  (sqrt (- (/ 1.0 x) (/ 1.0 (tan x))))
  (sqrt (- (/ 1.0 x) (/ 1.0 (tan x))))
  (- (* 1.0 (tan x)) (* x 1.0))
  (* x (tan x))
  (- (pow (/ 1.0 x) 3) (pow (/ 1.0 (tan x)) 3))
  (+ (* (/ 1.0 x) (/ 1.0 x)) (+ (* (/ 1.0 (tan x)) (/ 1.0 (tan x))) (* (/ 1.0 x) (/ 1.0 (tan x)))))
  (- (/ 1.0 (tan x)))
  (- (* (/ 1.0 x) (/ 1.0 x)) (* (/ 1.0 (tan x)) (/ 1.0 (tan x))))
  (+ (/ 1.0 x) (/ 1.0 (tan x)))
  (+ (sqrt (/ 1.0 x)) (sqrt (/ 1.0 (tan x))))
  (- (sqrt (/ 1.0 x)) (sqrt (/ 1.0 (tan x))))
  (+ (sqrt (/ 1.0 x)) (/ (sqrt 1.0) (sqrt (tan x))))
  (- (sqrt (/ 1.0 x)) (/ (sqrt 1.0) (sqrt (tan x))))
  (+ (/ (sqrt 1.0) (sqrt x)) (sqrt (/ 1.0 (tan x))))
  (- (/ (sqrt 1.0) (sqrt x)) (sqrt (/ 1.0 (tan x))))
  (+ (/ (sqrt 1.0) (sqrt x)) (/ (sqrt 1.0) (sqrt (tan x))))
  (- (/ (sqrt 1.0) (sqrt x)) (/ (sqrt 1.0) (sqrt (tan x))))
  (- (/ (cbrt 1.0) x) (/ (cbrt 1.0) (tan x)))
  (- (/ (sqrt 1.0) x) (/ (sqrt 1.0) (tan x)))
  (- (/ 1.0 x) (/ 1.0 (tan x)))
  (- (/ 1.0 x) (/ 1.0 (tan x)))
  (- (/ 1 x) (/ 1 (tan x)))
  (- (/ 1.0 (tan x)))
  (- (log 1.0) (log (tan x)))
  (log (/ 1.0 (tan x)))
  (exp (/ 1.0 (tan x)))
  (/ (* (* 1.0 1.0) 1.0) (* (* (tan x) (tan x)) (tan x)))
  (* (cbrt (/ 1.0 (tan x))) (cbrt (/ 1.0 (tan x))))
  (cbrt (/ 1.0 (tan x)))
  (* (* (/ 1.0 (tan x)) (/ 1.0 (tan x))) (/ 1.0 (tan x)))
  (sqrt (/ 1.0 (tan x)))
  (sqrt (/ 1.0 (tan x)))
  (- 1.0)
  (- (tan x))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (tan x)) (cbrt (tan x))))
  (/ (cbrt 1.0) (cbrt (tan x)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (tan x)))
  (/ (cbrt 1.0) (sqrt (tan x)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) 1)
  (/ (cbrt 1.0) (tan x))
  (/ (sqrt 1.0) (* (cbrt (tan x)) (cbrt (tan x))))
  (/ (sqrt 1.0) (cbrt (tan x)))
  (/ (sqrt 1.0) (sqrt (tan x)))
  (/ (sqrt 1.0) (sqrt (tan x)))
  (/ (sqrt 1.0) 1)
  (/ (sqrt 1.0) (tan x))
  (/ 1 (* (cbrt (tan x)) (cbrt (tan x))))
  (/ 1.0 (cbrt (tan x)))
  (/ 1 (sqrt (tan x)))
  (/ 1.0 (sqrt (tan x)))
  (/ 1 1)
  (/ 1.0 (tan x))
  (/ 1 (tan x))
  (/ (tan x) 1.0)
  (/ 1.0 (* (cbrt (tan x)) (cbrt (tan x))))
  (/ 1.0 (sqrt (tan x)))
  (/ 1.0 1)
  (/ (tan x) (cbrt 1.0))
  (/ (tan x) (sqrt 1.0))
  (/ (tan x) 1.0)
  (/ 1.0 (sin x))
  (+ (* 0.022222222222222223 (pow x 3)) (+ (* 0.0021164021164021165 (pow x 5)) (* 0.3333333333333333 x)))
  (- (* 1.0 (/ 1 x)) (* 1.0 (/ (cos x) (sin x))))
  (- (* 1.0 (/ 1 x)) (* 1.0 (/ (cos x) (sin x))))
  (- (* 1.0 (/ 1 x)) (+ (* 0.022222222222222227 (pow x 3)) (* 0.3333333333333333 x)))
  (* 1.0 (/ (cos x) (sin x)))
  (* 1.0 (/ (cos x) (sin x)))
0.386 * * [simplify]: iteration  0 :  115  enodes  (cost  619 )
0.407 * * [simplify]: iteration  1 :  237  enodes  (cost  592 )
0.441 * * [simplify]: iteration  2 :  516  enodes  (cost  564 )