8.527 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.009 * * * [progress]: [2/2] Setting up program.
0.010 * [progress]: [Phase 2 of 3] Improving.
0.010 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ x (* x x))
0.012 * * [simplify]: iteration  0 :  7  enodes  (cost  2 )
0.014 * * [simplify]: iteration  1 :  11  enodes  (cost  2 )
0.015 * * [simplify]: iteration  2 :  17  enodes  (cost  2 )
0.016 * * [simplify]: iteration  3 :  17  enodes  (cost  2 )
0.016 * [simplify]: Simplified to:
   (+ x (* x x))
0.016 * * [progress]: iteration 1 / 4
0.016 * * * [progress]: picking best candidate
0.017 * * * * [pick]: Picked  #<alt (λ (x) (+ x (* x x)))>
0.017 * * * [progress]: localizing error
0.020 * * * [progress]: generating rewritten candidates
0.020 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.023 * * * [progress]: generating series expansions
0.023 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.023 * [approximate]: Taking taylor expansion of (+ (pow x 2) x) in (x) around 0
0.023 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.023 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.023 * [taylor]: Taking taylor expansion of x in x
0.023 * [taylor]: Taking taylor expansion of x in x
0.023 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.023 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.023 * [taylor]: Taking taylor expansion of x in x
0.023 * [taylor]: Taking taylor expansion of x in x
0.029 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in (x) around 0
0.029 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.029 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.029 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.029 * [taylor]: Taking taylor expansion of x in x
0.029 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.029 * [taylor]: Taking taylor expansion of x in x
0.030 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.030 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.030 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.030 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.042 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in (x) around 0
0.042 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.042 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.042 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.043 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.043 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.044 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.044 * [taylor]: Taking taylor expansion of x in x
0.060 * * * [progress]: simplifying candidates
0.060 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp x) (exp (* x x)))
  (log (+ x (* x x)))
  (exp (+ x (* x x)))
  (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
  (cbrt (+ x (* x x)))
  (* (* (+ x (* x x)) (+ x (* x x))) (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (+ (pow x 3) (pow (* x x) 3))
  (+ (* x x) (- (* (* x x) (* x x)) (* x (* x x))))
  (- (* x x) (* (* x x) (* x x)))
  (- x (* x x))
  (+ 1 x)
  (+ x 1)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
0.063 * * [simplify]: iteration  0 :  79  enodes  (cost  58 )
0.065 * * [simplify]: iteration  1 :  324  enodes  (cost  50 )
0.071 * * [simplify]: iteration  2 :  1105  enodes  (cost  50 )
0.100 * * [simplify]: iteration  3 :  5001  enodes  (cost  50 )
0.101 * [simplify]: Simplified to:
   (exp (+ x (* x x)))
  (log (+ x (* x x)))
  (exp (+ x (* x x)))
  (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
  (cbrt (+ x (* x x)))
  (pow (+ x (* x x)) 3)
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (+ (pow x 3) (pow (* x x) 3))
  (- (+ (pow x 2) (pow x 4)) (pow x 3))
  (* x (- x (pow x 3)))
  (- x (* x x))
  (+ 1 x)
  (+ 1 x)
  (+ x (* x x))
  (+ x (* x x))
  (+ x (* x x))
0.101 * * * [progress]: adding candidates to table
0.121 * * [progress]: iteration 2 / 4
0.122 * * * [progress]: picking best candidate
0.123 * * * * [pick]: Picked  #<alt (λ (x) (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))))>
0.123 * * * [progress]: localizing error
0.128 * * * [progress]: generating rewritten candidates
0.128 * * * * [progress]: [ 1 / 4 ] rewriting at (2)
0.138 * * * * [progress]: [ 2 / 4 ] rewriting at (2 2 1)
0.140 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1)
0.143 * * * * [progress]: [ 4 / 4 ] rewriting at (2 2)
0.151 * * * [progress]: generating series expansions
0.151 * * * * [progress]: [ 1 / 4 ] generating series at (2)
0.151 * [approximate]: Taking taylor expansion of (+ (pow x 2) x) in (x) around 0
0.151 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.151 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.151 * [taylor]: Taking taylor expansion of x in x
0.151 * [taylor]: Taking taylor expansion of x in x
0.151 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.151 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.151 * [taylor]: Taking taylor expansion of x in x
0.151 * [taylor]: Taking taylor expansion of x in x
0.157 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in (x) around 0
0.157 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.157 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.157 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.157 * [taylor]: Taking taylor expansion of x in x
0.158 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.158 * [taylor]: Taking taylor expansion of x in x
0.158 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.158 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.158 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.158 * [taylor]: Taking taylor expansion of x in x
0.159 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.159 * [taylor]: Taking taylor expansion of x in x
0.171 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in (x) around 0
0.171 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.171 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.171 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.171 * [taylor]: Taking taylor expansion of x in x
0.172 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.172 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.172 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.172 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.173 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.173 * [taylor]: Taking taylor expansion of x in x
0.186 * * * * [progress]: [ 2 / 4 ] generating series at (2 2 1)
0.187 * [approximate]: Taking taylor expansion of (+ (pow x 2) x) in (x) around 0
0.187 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.187 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.187 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.193 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in (x) around 0
0.193 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.193 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.193 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.194 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.194 * [taylor]: Taking taylor expansion of x in x
0.206 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in (x) around 0
0.206 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.206 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.206 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.206 * [taylor]: Taking taylor expansion of x in x
0.207 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.207 * [taylor]: Taking taylor expansion of x in x
0.207 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.207 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.207 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.207 * [taylor]: Taking taylor expansion of x in x
0.208 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.208 * [taylor]: Taking taylor expansion of x in x
0.229 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1)
0.229 * [approximate]: Taking taylor expansion of (+ (pow x 2) x) in (x) around 0
0.229 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.229 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.230 * [taylor]: Taking taylor expansion of x in x
0.230 * [taylor]: Taking taylor expansion of x in x
0.230 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.230 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.230 * [taylor]: Taking taylor expansion of x in x
0.230 * [taylor]: Taking taylor expansion of x in x
0.242 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in (x) around 0
0.242 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.242 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.242 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.242 * [taylor]: Taking taylor expansion of x in x
0.243 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.243 * [taylor]: Taking taylor expansion of x in x
0.243 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.243 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.243 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.244 * [taylor]: Taking taylor expansion of x in x
0.244 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.244 * [taylor]: Taking taylor expansion of x in x
0.260 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in (x) around 0
0.260 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.260 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.260 * [taylor]: Taking taylor expansion of x in x
0.261 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.261 * [taylor]: Taking taylor expansion of x in x
0.261 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.261 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.261 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.261 * [taylor]: Taking taylor expansion of x in x
0.262 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.262 * [taylor]: Taking taylor expansion of x in x
0.276 * * * * [progress]: [ 4 / 4 ] generating series at (2 2)
0.276 * [approximate]: Taking taylor expansion of (sqrt (+ (pow x 2) x)) in (x) around 0
0.276 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) x)) in x
0.276 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.276 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.276 * [taylor]: Taking taylor expansion of x in x
0.276 * [taylor]: Taking taylor expansion of x in x
0.278 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) x)) in x
0.278 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.278 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.278 * [taylor]: Taking taylor expansion of x in x
0.278 * [taylor]: Taking taylor expansion of x in x
0.285 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 x))) in (x) around 0
0.285 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 x))) in x
0.285 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.285 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.285 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.285 * [taylor]: Taking taylor expansion of x in x
0.285 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.285 * [taylor]: Taking taylor expansion of x in x
0.287 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 x))) in x
0.287 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.287 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.288 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.288 * [taylor]: Taking taylor expansion of x in x
0.288 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.288 * [taylor]: Taking taylor expansion of x in x
0.292 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 x))) in (x) around 0
0.292 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 x))) in x
0.293 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.293 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.293 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.293 * [taylor]: Taking taylor expansion of x in x
0.293 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.293 * [taylor]: Taking taylor expansion of x in x
0.295 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 x))) in x
0.295 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.295 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.295 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.295 * [taylor]: Taking taylor expansion of x in x
0.296 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.296 * [taylor]: Taking taylor expansion of x in x
0.301 * * * [progress]: simplifying candidates
0.302 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ 1/2 1/2)
  (+ 1/2 (/ 1 2))
  (+ 1 1)
  (+ (/ 1 2) 1/2)
  (+ (/ 1 2) (/ 1 2))
  (* (+ x (* x x)) (+ x (* x x)))
  (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x))))
  (* (+ x (* x x)) (+ x (* x x)))
  (+ 1 1)
  (+ (log (sqrt (+ x (* x x)))) (log (sqrt (+ x (* x x)))))
  (log (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))))
  (exp (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))))
  (* (* (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))) (sqrt (+ x (* x x)))) (* (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))) (sqrt (+ x (* x x)))))
  (* (cbrt (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x))))) (cbrt (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x))))))
  (cbrt (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))))
  (* (* (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))) (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x))))) (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))))
  (* (+ x (* x x)) (+ x (* x x)))
  (sqrt (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))))
  (sqrt (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))))
  (* (sqrt (+ (pow x 3) (pow (* x x) 3))) (sqrt (+ (pow x 3) (pow (* x x) 3))))
  (* (sqrt (+ (* x x) (- (* (* x x) (* x x)) (* x (* x x))))) (sqrt (+ (* x x) (- (* (* x x) (* x x)) (* x (* x x))))))
  (* (sqrt (+ (pow x 3) (pow (* x x) 3))) (sqrt (- (* x x) (* (* x x) (* x x)))))
  (* (sqrt (+ (* x x) (- (* (* x x) (* x x)) (* x (* x x))))) (sqrt (- x (* x x))))
  (* (sqrt (- (* x x) (* (* x x) (* x x)))) (sqrt (+ (pow x 3) (pow (* x x) 3))))
  (* (sqrt (- x (* x x))) (sqrt (+ (* x x) (- (* (* x x) (* x x)) (* x (* x x))))))
  (* (sqrt (- (* x x) (* (* x x) (* x x)))) (sqrt (- (* x x) (* (* x x) (* x x)))))
  (* (sqrt (- x (* x x))) (sqrt (- x (* x x))))
  (* (* (cbrt (sqrt (+ x (* x x)))) (cbrt (sqrt (+ x (* x x))))) (* (cbrt (sqrt (+ x (* x x)))) (cbrt (sqrt (+ x (* x x))))))
  (* (cbrt (sqrt (+ x (* x x)))) (cbrt (sqrt (+ x (* x x)))))
  (* (sqrt (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))) (sqrt (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))))
  (* (sqrt (cbrt (+ x (* x x)))) (sqrt (cbrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt 1) (sqrt 1))
  (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x))))
  (* (sqrt x) (sqrt x))
  (* (sqrt (+ 1 x)) (sqrt (+ 1 x)))
  (* (sqrt (+ x 1)) (sqrt (+ x 1)))
  (* (sqrt x) (sqrt x))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* 1 1)
  (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (sqrt (+ x (* x x)))))
  (* 2 1/2)
  (* 2 1)
  (* 2 (/ 1 2))
  (* (sqrt (+ x (* x x))) (* (cbrt (sqrt (+ x (* x x)))) (cbrt (sqrt (+ x (* x x))))))
  (* (sqrt (+ x (* x x))) (sqrt (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))))
  (* (sqrt (+ x (* x x))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (+ x (* x x))) (sqrt 1))
  (* (sqrt (+ x (* x x))) (sqrt x))
  (* (sqrt (+ x (* x x))) (sqrt (+ x 1)))
  (* (sqrt (+ x (* x x))) (sqrt (sqrt (+ x (* x x)))))
  (* (sqrt (+ x (* x x))) 1)
  (* (cbrt (sqrt (+ x (* x x)))) (sqrt (+ x (* x x))))
  (* (sqrt (cbrt (+ x (* x x)))) (sqrt (+ x (* x x))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (+ x (* x x))))
  (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x))))
  (* (sqrt (+ 1 x)) (sqrt (+ x (* x x))))
  (* (sqrt x) (sqrt (+ x (* x x))))
  (* (sqrt (sqrt (+ x (* x x)))) (sqrt (+ x (* x x))))
  (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x))))
  (* (sqrt (+ x (* x x))) (sqrt (+ (pow x 3) (pow (* x x) 3))))
  (* (sqrt (+ x (* x x))) (sqrt (- (* x x) (* (* x x) (* x x)))))
  (* (sqrt (+ (pow x 3) (pow (* x x) 3))) (sqrt (+ x (* x x))))
  (* (sqrt (- (* x x) (* (* x x) (* x x)))) (sqrt (+ x (* x x))))
  (* (exp x) (exp (* x x)))
  (log (+ x (* x x)))
  (exp (+ x (* x x)))
  (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
  (cbrt (+ x (* x x)))
  (* (* (+ x (* x x)) (+ x (* x x))) (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (+ (pow x 3) (pow (* x x) 3))
  (+ (* x x) (- (* (* x x) (* x x)) (* x (* x x))))
  (- (* x x) (* (* x x) (* x x)))
  (- x (* x x))
  (+ 1 x)
  (+ x 1)
  (* (exp x) (exp (* x x)))
  (log (+ x (* x x)))
  (exp (+ x (* x x)))
  (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
  (cbrt (+ x (* x x)))
  (* (* (+ x (* x x)) (+ x (* x x))) (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (+ (pow x 3) (pow (* x x) 3))
  (+ (* x x) (- (* (* x x) (* x x)) (* x (* x x))))
  (- (* x x) (* (* x x) (* x x)))
  (- x (* x x))
  (+ 1 x)
  (+ x 1)
  (log (sqrt (+ x (* x x))))
  (exp (sqrt (+ x (* x x))))
  (* (cbrt (sqrt (+ x (* x x)))) (cbrt (sqrt (+ x (* x x)))))
  (cbrt (sqrt (+ x (* x x))))
  (* (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))) (sqrt (+ x (* x x))))
  (sqrt (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x)))))
  (sqrt (cbrt (+ x (* x x))))
  (sqrt (sqrt (+ x (* x x))))
  (sqrt (sqrt (+ x (* x x))))
  (sqrt 1)
  (sqrt (+ x (* x x)))
  (sqrt x)
  (sqrt (+ 1 x))
  (sqrt (+ x 1))
  (sqrt x)
  (sqrt (+ (pow x 3) (pow (* x x) 3)))
  (sqrt (+ (* x x) (- (* (* x x) (* x x)) (* x (* x x)))))
  (sqrt (- (* x x) (* (* x x) (* x x))))
  (sqrt (- x (* x x)))
  (/ 1 2)
  (sqrt (sqrt (+ x (* x x))))
  (sqrt (sqrt (+ x (* x x))))
  (+ (pow x 2) x)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
  (- (+ (* +nan.0 (pow x 2)) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 x))))))
  (- (+ 1/2 x) (* 1/8 (/ 1 x)))
  (- (* 1/8 (/ 1 x)) (+ 1/2 x))
0.309 * * [simplify]: iteration  0 :  226  enodes  (cost  582 )
0.318 * * [simplify]: iteration  1 :  1058  enodes  (cost  522 )
0.352 * * [simplify]: iteration  2 :  5002  enodes  (cost  507 )
0.355 * [simplify]: Simplified to:
   1
  1
  2
  1
  1
  (pow (sqrt (+ x (* x x))) 4)
  (+ x (* x x))
  (pow (sqrt (+ x (* x x))) 4)
  2
  (log (+ x (* x x)))
  (log (+ x (* x x)))
  (exp (+ x (* x x)))
  (pow (+ x (* x x)) 3)
  (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
  (cbrt (+ x (* x x)))
  (pow (+ x (* x x)) 3)
  (pow (sqrt (+ x (* x x))) 4)
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (+ (pow x 3) (pow (* x x) 3))
  (- (+ (pow x 2) (pow x 4)) (pow x 3))
  (* (sqrt (+ (pow x 3) (pow (* x x) 3))) (sqrt (- (* x x) (* (* x x) (* x x)))))
  (* (sqrt (+ (* x x) (- (* (* x x) (* x x)) (* x (* x x))))) (sqrt (- x (* x x))))
  (* (sqrt (+ (pow x 3) (pow (* x x) 3))) (sqrt (- (* x x) (* (* x x) (* x x)))))
  (* (sqrt (+ (* x x) (- (* (* x x) (* x x)) (* x (* x x))))) (sqrt (- x (* x x))))
  (* x (- x (pow x 3)))
  (- x (* x x))
  (pow (cbrt (sqrt (+ x (* x x)))) 4)
  (* (cbrt (sqrt (+ x (* x x)))) (cbrt (sqrt (+ x (* x x)))))
  (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
  (cbrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  1
  (+ x (* x x))
  x
  (+ 1 x)
  (+ 1 x)
  x
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  1
  (+ x (* x x))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  1
  2
  1
  (* (pow (cbrt (sqrt (+ x (* x x)))) 4) (cbrt (sqrt (+ x (* x x)))))
  (* (fabs (cbrt (+ x (* x x)))) (sqrt (+ x (* x x))))
  (pow (sqrt (sqrt (+ x (* x x)))) 3)
  (sqrt (+ x (* x x)))
  (* (sqrt (+ x (* x x))) (sqrt x))
  (* (sqrt (+ 1 x)) (sqrt (+ x (* x x))))
  (pow (sqrt (sqrt (+ x (* x x)))) 3)
  (sqrt (+ x (* x x)))
  (pow (cbrt (sqrt (+ x (* x x)))) 4)
  (* (sqrt (cbrt (+ x (* x x)))) (sqrt (+ x (* x x))))
  (pow (sqrt (sqrt (+ x (* x x)))) 3)
  (+ x (* x x))
  (* (sqrt (+ 1 x)) (sqrt (+ x (* x x))))
  (* (sqrt (+ x (* x x))) (sqrt x))
  (pow (sqrt (sqrt (+ x (* x x)))) 3)
  (+ x (* x x))
  (* (sqrt (+ x (* x x))) (sqrt (+ (pow x 3) (pow (* x x) 3))))
  (* (sqrt (+ x (* x x))) (sqrt (- (* x x) (* (* x x) (* x x)))))
  (* (sqrt (+ x (* x x))) (sqrt (+ (pow x 3) (pow (* x x) 3))))
  (* (sqrt (+ x (* x x))) (sqrt (- (* x x) (* (* x x) (* x x)))))
  (exp (+ x (* x x)))
  (log (+ x (* x x)))
  (exp (+ x (* x x)))
  (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
  (cbrt (+ x (* x x)))
  (pow (+ x (* x x)) 3)
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (+ (pow x 3) (pow (* x x) 3))
  (- (+ (pow x 2) (pow x 4)) (pow x 3))
  (* x (- x (pow x 3)))
  (- x (* x x))
  (+ 1 x)
  (+ 1 x)
  (exp (+ x (* x x)))
  (log (+ x (* x x)))
  (exp (+ x (* x x)))
  (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
  (cbrt (+ x (* x x)))
  (pow (+ x (* x x)) 3)
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (+ (pow x 3) (pow (* x x) 3))
  (- (+ (pow x 2) (pow x 4)) (pow x 3))
  (* x (- x (pow x 3)))
  (- x (* x x))
  (+ 1 x)
  (+ 1 x)
  (log (sqrt (+ x (* x x))))
  (exp (sqrt (+ x (* x x))))
  (* (cbrt (sqrt (+ x (* x x)))) (cbrt (sqrt (+ x (* x x)))))
  (cbrt (sqrt (+ x (* x x))))
  (pow (sqrt (+ x (* x x))) 3)
  (fabs (cbrt (+ x (* x x))))
  (sqrt (cbrt (+ x (* x x))))
  (sqrt (sqrt (+ x (* x x))))
  (sqrt (sqrt (+ x (* x x))))
  1
  (sqrt (+ x (* x x)))
  (sqrt x)
  (sqrt (+ x 1))
  (sqrt (+ x 1))
  (sqrt x)
  (sqrt (+ (pow x 3) (pow (* x x) 3)))
  (sqrt (+ (* x x) (- (* (* x x) (* x x)) (* x (* x x)))))
  (sqrt (- (* x x) (* (* x x) (* x x))))
  (sqrt (- x (* x x)))
  1/2
  (sqrt (sqrt (+ x (* x x))))
  (sqrt (sqrt (+ x (* x x))))
  (+ x (* x x))
  (+ x (* x x))
  (+ x (* x x))
  (+ x (* x x))
  (+ x (* x x))
  (+ x (* x x))
  (+ x (* x x))
  (+ x (* x x))
  (+ x (* x x))
  (* +nan.0 (+ (- (pow x 2)) (- (pow x 3) x)))
  (- (+ 1/2 x) (/ 1/8 x))
  (- (- (/ 1/8 x) x) 1/2)
0.356 * * * [progress]: adding candidates to table
0.522 * [progress]: [Phase 3 of 3] Extracting.
0.522 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))))> #<alt (λ (x) (+ x (* x x)))>)
0.523 * * * [regime-changes]: Trying 2 branch expressions: ((+ x (* x x)) x)
0.523 * * * * [regimes]: Trying to branch on (+ x (* x x)) from (#<alt (λ (x) (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))))> #<alt (λ (x) (+ x (* x x)))>)
0.531 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* (sqrt (+ x (* x x))) (sqrt (+ x (* x x)))))> #<alt (λ (x) (+ x (* x x)))>)
0.540 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.540 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ x (* x x))
0.541 * * [simplify]: iteration  0 :  4  enodes  (cost  2 )
0.541 * * [simplify]: iteration  1 :  4  enodes  (cost  2 )
0.541 * [simplify]: Simplified to:
   (+ x (* x x))
0.839 * [regime-testing]: Baseline error score: 0.009574317102227923
0.840 * [regime-testing]: Oracle error score: 0.005250656332041505
0.840 * [regime-testing]: End program error score: 0.009574317102227923