1.115 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.095 * * * [progress]: [2/2] Setting up program.
0.097 * [progress]: [Phase 2 of 3] Improving.
0.097 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (sin (+ x eps)) (sin x))
0.098 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.099 * * [simplify]: iteration  1 :  9  enodes  (cost  7 )
0.100 * * [simplify]: iteration  2 :  10  enodes  (cost  7 )
0.101 * * [simplify]: iteration  done :  10  enodes  (cost  7 )
0.101 * [simplify]: Simplified to:
   (- (sin (+ x eps)) (sin x))
0.101 * * [progress]: iteration 1 / 4
0.101 * * * [progress]: picking best candidate
0.103 * * * * [pick]: Picked  #<alt (λ (x eps) (- (sin (+ x eps)) (sin x)))>
0.103 * * * [progress]: localizing error
0.111 * * * [progress]: generating rewritten candidates
0.112 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.132 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.137 * * * [progress]: generating series expansions
0.137 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.137 * [approximate]: Taking taylor expansion of (- (sin (+ x eps)) (sin x)) in (x eps) around 0
0.137 * [taylor]: Taking taylor expansion of (- (sin (+ x eps)) (sin x)) in eps
0.137 * [taylor]: Taking taylor expansion of (sin (+ x eps)) in eps
0.137 * [taylor]: Taking taylor expansion of (+ x eps) in eps
0.137 * [taylor]: Taking taylor expansion of x in eps
0.137 * [taylor]: Taking taylor expansion of eps in eps
0.137 * [taylor]: Taking taylor expansion of (sin x) in eps
0.137 * [taylor]: Taking taylor expansion of x in eps
0.137 * [taylor]: Taking taylor expansion of (- (sin (+ x eps)) (sin x)) in x
0.137 * [taylor]: Taking taylor expansion of (sin (+ x eps)) in x
0.137 * [taylor]: Taking taylor expansion of (+ x eps) in x
0.137 * [taylor]: Taking taylor expansion of x in x
0.137 * [taylor]: Taking taylor expansion of eps in x
0.138 * [taylor]: Taking taylor expansion of (sin x) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of (- (sin (+ x eps)) (sin x)) in x
0.138 * [taylor]: Taking taylor expansion of (sin (+ x eps)) in x
0.138 * [taylor]: Taking taylor expansion of (+ x eps) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of eps in x
0.138 * [taylor]: Taking taylor expansion of (sin x) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.139 * [taylor]: Taking taylor expansion of (sin eps) in eps
0.139 * [taylor]: Taking taylor expansion of eps in eps
0.141 * [taylor]: Taking taylor expansion of (- (cos eps) 1) in eps
0.141 * [taylor]: Taking taylor expansion of (cos eps) in eps
0.141 * [taylor]: Taking taylor expansion of eps in eps
0.141 * [taylor]: Taking taylor expansion of 1 in eps
0.146 * [taylor]: Taking taylor expansion of (- (* 1/2 (sin eps))) in eps
0.150 * [taylor]: Taking taylor expansion of (* 1/2 (sin eps)) in eps
0.150 * [taylor]: Taking taylor expansion of 1/2 in eps
0.150 * [taylor]: Taking taylor expansion of (sin eps) in eps
0.150 * [taylor]: Taking taylor expansion of eps in eps
0.158 * [taylor]: Taking taylor expansion of (- 1/6 (* 1/6 (cos eps))) in eps
0.158 * [taylor]: Taking taylor expansion of 1/6 in eps
0.158 * [taylor]: Taking taylor expansion of (* 1/6 (cos eps)) in eps
0.158 * [taylor]: Taking taylor expansion of 1/6 in eps
0.158 * [taylor]: Taking taylor expansion of (cos eps) in eps
0.158 * [taylor]: Taking taylor expansion of eps in eps
0.162 * [approximate]: Taking taylor expansion of (- (sin (+ (/ 1 eps) (/ 1 x))) (sin (/ 1 x))) in (x eps) around 0
0.162 * [taylor]: Taking taylor expansion of (- (sin (+ (/ 1 eps) (/ 1 x))) (sin (/ 1 x))) in eps
0.162 * [taylor]: Taking taylor expansion of (sin (+ (/ 1 eps) (/ 1 x))) in eps
0.162 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in eps
0.162 * [taylor]: Taking taylor expansion of (/ 1 eps) in eps
0.162 * [taylor]: Taking taylor expansion of eps in eps
0.162 * [taylor]: Taking taylor expansion of (/ 1 x) in eps
0.162 * [taylor]: Taking taylor expansion of x in eps
0.162 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in eps
0.162 * [taylor]: Taking taylor expansion of (/ 1 x) in eps
0.162 * [taylor]: Taking taylor expansion of x in eps
0.163 * [taylor]: Taking taylor expansion of (- (sin (+ (/ 1 eps) (/ 1 x))) (sin (/ 1 x))) in x
0.163 * [taylor]: Taking taylor expansion of (sin (+ (/ 1 eps) (/ 1 x))) in x
0.163 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in x
0.163 * [taylor]: Taking taylor expansion of (/ 1 eps) in x
0.163 * [taylor]: Taking taylor expansion of eps in x
0.163 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.163 * [taylor]: Taking taylor expansion of x in x
0.163 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
0.163 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.163 * [taylor]: Taking taylor expansion of x in x
0.164 * [taylor]: Taking taylor expansion of (- (sin (+ (/ 1 eps) (/ 1 x))) (sin (/ 1 x))) in x
0.164 * [taylor]: Taking taylor expansion of (sin (+ (/ 1 eps) (/ 1 x))) in x
0.164 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in x
0.164 * [taylor]: Taking taylor expansion of (/ 1 eps) in x
0.164 * [taylor]: Taking taylor expansion of eps in x
0.164 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.164 * [taylor]: Taking taylor expansion of x in x
0.165 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
0.165 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.165 * [taylor]: Taking taylor expansion of x in x
0.165 * [taylor]: Taking taylor expansion of (- (sin (+ (/ 1 eps) (/ 1 x))) (sin (/ 1 x))) in eps
0.165 * [taylor]: Taking taylor expansion of (sin (+ (/ 1 eps) (/ 1 x))) in eps
0.165 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in eps
0.165 * [taylor]: Taking taylor expansion of (/ 1 eps) in eps
0.165 * [taylor]: Taking taylor expansion of eps in eps
0.166 * [taylor]: Taking taylor expansion of (/ 1 x) in eps
0.166 * [taylor]: Taking taylor expansion of x in eps
0.166 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in eps
0.166 * [taylor]: Taking taylor expansion of (/ 1 x) in eps
0.166 * [taylor]: Taking taylor expansion of x in eps
0.167 * [taylor]: Taking taylor expansion of 0 in eps
0.170 * [taylor]: Taking taylor expansion of 0 in eps
0.173 * [taylor]: Taking taylor expansion of 0 in eps
0.173 * [approximate]: Taking taylor expansion of (- (sin (- (+ (/ 1 eps) (/ 1 x)))) (sin (/ -1 x))) in (x eps) around 0
0.173 * [taylor]: Taking taylor expansion of (- (sin (- (+ (/ 1 eps) (/ 1 x)))) (sin (/ -1 x))) in eps
0.173 * [taylor]: Taking taylor expansion of (sin (- (+ (/ 1 eps) (/ 1 x)))) in eps
0.173 * [taylor]: Taking taylor expansion of (- (+ (/ 1 eps) (/ 1 x))) in eps
0.173 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in eps
0.173 * [taylor]: Taking taylor expansion of (/ 1 eps) in eps
0.173 * [taylor]: Taking taylor expansion of eps in eps
0.174 * [taylor]: Taking taylor expansion of (/ 1 x) in eps
0.174 * [taylor]: Taking taylor expansion of x in eps
0.174 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in eps
0.174 * [taylor]: Taking taylor expansion of (/ -1 x) in eps
0.174 * [taylor]: Taking taylor expansion of -1 in eps
0.174 * [taylor]: Taking taylor expansion of x in eps
0.175 * [taylor]: Taking taylor expansion of (- (sin (- (+ (/ 1 eps) (/ 1 x)))) (sin (/ -1 x))) in x
0.175 * [taylor]: Taking taylor expansion of (sin (- (+ (/ 1 eps) (/ 1 x)))) in x
0.175 * [taylor]: Taking taylor expansion of (- (+ (/ 1 eps) (/ 1 x))) in x
0.175 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in x
0.175 * [taylor]: Taking taylor expansion of (/ 1 eps) in x
0.175 * [taylor]: Taking taylor expansion of eps in x
0.175 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.175 * [taylor]: Taking taylor expansion of x in x
0.176 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
0.176 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.176 * [taylor]: Taking taylor expansion of -1 in x
0.176 * [taylor]: Taking taylor expansion of x in x
0.176 * [taylor]: Taking taylor expansion of (- (sin (- (+ (/ 1 eps) (/ 1 x)))) (sin (/ -1 x))) in x
0.176 * [taylor]: Taking taylor expansion of (sin (- (+ (/ 1 eps) (/ 1 x)))) in x
0.176 * [taylor]: Taking taylor expansion of (- (+ (/ 1 eps) (/ 1 x))) in x
0.176 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in x
0.176 * [taylor]: Taking taylor expansion of (/ 1 eps) in x
0.176 * [taylor]: Taking taylor expansion of eps in x
0.176 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.176 * [taylor]: Taking taylor expansion of x in x
0.177 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
0.177 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.177 * [taylor]: Taking taylor expansion of -1 in x
0.177 * [taylor]: Taking taylor expansion of x in x
0.178 * [taylor]: Taking taylor expansion of (- (sin (- (+ (/ 1 eps) (/ 1 x)))) (sin (/ -1 x))) in eps
0.178 * [taylor]: Taking taylor expansion of (sin (- (+ (/ 1 eps) (/ 1 x)))) in eps
0.178 * [taylor]: Taking taylor expansion of (- (+ (/ 1 eps) (/ 1 x))) in eps
0.178 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in eps
0.178 * [taylor]: Taking taylor expansion of (/ 1 eps) in eps
0.178 * [taylor]: Taking taylor expansion of eps in eps
0.178 * [taylor]: Taking taylor expansion of (/ 1 x) in eps
0.178 * [taylor]: Taking taylor expansion of x in eps
0.179 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in eps
0.179 * [taylor]: Taking taylor expansion of (/ -1 x) in eps
0.179 * [taylor]: Taking taylor expansion of -1 in eps
0.179 * [taylor]: Taking taylor expansion of x in eps
0.180 * [taylor]: Taking taylor expansion of 0 in eps
0.182 * [taylor]: Taking taylor expansion of 0 in eps
0.186 * [taylor]: Taking taylor expansion of 0 in eps
0.186 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.186 * [approximate]: Taking taylor expansion of (sin (+ x eps)) in (x eps) around 0
0.186 * [taylor]: Taking taylor expansion of (sin (+ x eps)) in eps
0.186 * [taylor]: Taking taylor expansion of (+ x eps) in eps
0.186 * [taylor]: Taking taylor expansion of x in eps
0.186 * [taylor]: Taking taylor expansion of eps in eps
0.186 * [taylor]: Taking taylor expansion of (sin (+ x eps)) in x
0.186 * [taylor]: Taking taylor expansion of (+ x eps) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of eps in x
0.186 * [taylor]: Taking taylor expansion of (sin (+ x eps)) in x
0.186 * [taylor]: Taking taylor expansion of (+ x eps) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of eps in x
0.186 * [taylor]: Taking taylor expansion of (sin eps) in eps
0.187 * [taylor]: Taking taylor expansion of eps in eps
0.188 * [taylor]: Taking taylor expansion of (cos eps) in eps
0.188 * [taylor]: Taking taylor expansion of eps in eps
0.191 * [taylor]: Taking taylor expansion of (- (* 1/2 (sin eps))) in eps
0.191 * [taylor]: Taking taylor expansion of (* 1/2 (sin eps)) in eps
0.191 * [taylor]: Taking taylor expansion of 1/2 in eps
0.191 * [taylor]: Taking taylor expansion of (sin eps) in eps
0.191 * [taylor]: Taking taylor expansion of eps in eps
0.196 * [taylor]: Taking taylor expansion of (- (* 1/6 (cos eps))) in eps
0.196 * [taylor]: Taking taylor expansion of (* 1/6 (cos eps)) in eps
0.196 * [taylor]: Taking taylor expansion of 1/6 in eps
0.196 * [taylor]: Taking taylor expansion of (cos eps) in eps
0.196 * [taylor]: Taking taylor expansion of eps in eps
0.197 * [approximate]: Taking taylor expansion of (sin (+ (/ 1 eps) (/ 1 x))) in (x eps) around 0
0.197 * [taylor]: Taking taylor expansion of (sin (+ (/ 1 eps) (/ 1 x))) in eps
0.197 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in eps
0.197 * [taylor]: Taking taylor expansion of (/ 1 eps) in eps
0.197 * [taylor]: Taking taylor expansion of eps in eps
0.197 * [taylor]: Taking taylor expansion of (/ 1 x) in eps
0.197 * [taylor]: Taking taylor expansion of x in eps
0.197 * [taylor]: Taking taylor expansion of (sin (+ (/ 1 eps) (/ 1 x))) in x
0.197 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in x
0.197 * [taylor]: Taking taylor expansion of (/ 1 eps) in x
0.197 * [taylor]: Taking taylor expansion of eps in x
0.198 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.198 * [taylor]: Taking taylor expansion of x in x
0.198 * [taylor]: Taking taylor expansion of (sin (+ (/ 1 eps) (/ 1 x))) in x
0.198 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in x
0.198 * [taylor]: Taking taylor expansion of (/ 1 eps) in x
0.198 * [taylor]: Taking taylor expansion of eps in x
0.198 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.198 * [taylor]: Taking taylor expansion of x in x
0.199 * [taylor]: Taking taylor expansion of (sin (+ (/ 1 eps) (/ 1 x))) in eps
0.199 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in eps
0.199 * [taylor]: Taking taylor expansion of (/ 1 eps) in eps
0.199 * [taylor]: Taking taylor expansion of eps in eps
0.199 * [taylor]: Taking taylor expansion of (/ 1 x) in eps
0.199 * [taylor]: Taking taylor expansion of x in eps
0.200 * [taylor]: Taking taylor expansion of 0 in eps
0.200 * [taylor]: Taking taylor expansion of 0 in eps
0.200 * [taylor]: Taking taylor expansion of 0 in eps
0.200 * [approximate]: Taking taylor expansion of (sin (- (+ (/ 1 eps) (/ 1 x)))) in (x eps) around 0
0.200 * [taylor]: Taking taylor expansion of (sin (- (+ (/ 1 eps) (/ 1 x)))) in eps
0.200 * [taylor]: Taking taylor expansion of (- (+ (/ 1 eps) (/ 1 x))) in eps
0.200 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in eps
0.200 * [taylor]: Taking taylor expansion of (/ 1 eps) in eps
0.200 * [taylor]: Taking taylor expansion of eps in eps
0.200 * [taylor]: Taking taylor expansion of (/ 1 x) in eps
0.201 * [taylor]: Taking taylor expansion of x in eps
0.201 * [taylor]: Taking taylor expansion of (sin (- (+ (/ 1 eps) (/ 1 x)))) in x
0.201 * [taylor]: Taking taylor expansion of (- (+ (/ 1 eps) (/ 1 x))) in x
0.201 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in x
0.201 * [taylor]: Taking taylor expansion of (/ 1 eps) in x
0.201 * [taylor]: Taking taylor expansion of eps in x
0.201 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.201 * [taylor]: Taking taylor expansion of x in x
0.202 * [taylor]: Taking taylor expansion of (sin (- (+ (/ 1 eps) (/ 1 x)))) in x
0.202 * [taylor]: Taking taylor expansion of (- (+ (/ 1 eps) (/ 1 x))) in x
0.202 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in x
0.202 * [taylor]: Taking taylor expansion of (/ 1 eps) in x
0.202 * [taylor]: Taking taylor expansion of eps in x
0.202 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.202 * [taylor]: Taking taylor expansion of x in x
0.203 * [taylor]: Taking taylor expansion of (sin (- (+ (/ 1 eps) (/ 1 x)))) in eps
0.203 * [taylor]: Taking taylor expansion of (- (+ (/ 1 eps) (/ 1 x))) in eps
0.203 * [taylor]: Taking taylor expansion of (+ (/ 1 eps) (/ 1 x)) in eps
0.203 * [taylor]: Taking taylor expansion of (/ 1 eps) in eps
0.203 * [taylor]: Taking taylor expansion of eps in eps
0.204 * [taylor]: Taking taylor expansion of (/ 1 x) in eps
0.204 * [taylor]: Taking taylor expansion of x in eps
0.204 * [taylor]: Taking taylor expansion of 0 in eps
0.204 * [taylor]: Taking taylor expansion of 0 in eps
0.204 * [taylor]: Taking taylor expansion of 0 in eps
0.205 * * * [progress]: simplifying candidates
0.205 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (sin (/ (- (+ x eps) x) 2)) (cos (/ (+ (+ x eps) x) 2)))
  (/ (exp (sin (+ x eps))) (exp (sin x)))
  (log (- (sin (+ x eps)) (sin x)))
  (exp (- (sin (+ x eps)) (sin x)))
  (* (cbrt (- (sin (+ x eps)) (sin x))) (cbrt (- (sin (+ x eps)) (sin x))))
  (cbrt (- (sin (+ x eps)) (sin x)))
  (* (* (- (sin (+ x eps)) (sin x)) (- (sin (+ x eps)) (sin x))) (- (sin (+ x eps)) (sin x)))
  (sqrt (- (sin (+ x eps)) (sin x)))
  (sqrt (- (sin (+ x eps)) (sin x)))
  (- (pow (sin (+ x eps)) 3) (pow (sin x) 3))
  (+ (* (sin (+ x eps)) (sin (+ x eps))) (+ (* (sin x) (sin x)) (* (sin (+ x eps)) (sin x))))
  (- (sin x))
  (- (* (sin (+ x eps)) (sin (+ x eps))) (* (sin x) (sin x)))
  (+ (sin (+ x eps)) (sin x))
  (+ (sqrt (sin (+ x eps))) (sqrt (sin x)))
  (- (sqrt (sin (+ x eps))) (sqrt (sin x)))
  (- (sin (+ x eps)) (sin x))
  (- (* (cos x) (sin eps)) (sin x))
  (- (sin x))
  (* (sin x) (cos eps))
  (* (cos x) (sin eps))
  (log (sin (+ x eps)))
  (exp (sin (+ x eps)))
  (* (cbrt (sin (+ x eps))) (cbrt (sin (+ x eps))))
  (cbrt (sin (+ x eps)))
  (* (* (sin (+ x eps)) (sin (+ x eps))) (sin (+ x eps)))
  (sqrt (sin (+ x eps)))
  (sqrt (sin (+ x eps)))
  (- eps (+ (* 1/2 (* x (pow eps 2))) (* 1/2 (* (pow x 2) eps))))
  (- (sin (+ x eps)) (sin x))
  (- (sin (+ x eps)) (sin x))
  (- (+ eps x) (* 1/6 (pow x 3)))
  (sin (+ x eps))
  (sin (+ x eps))
0.207 * * [simplify]: iteration  0 :  64  enodes  (cost  309 )
0.216 * * [simplify]: iteration  1 :  134  enodes  (cost  295 )