2.807 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.034 * * * [progress]: [2/2] Setting up program.
0.036 * [progress]: [Phase 2 of 3] Improving.
0.036 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (- (/ 1.0 x) 1.0)))
0.039 * * [simplify]: iteration  0 :  8  enodes  (cost  4 )
0.040 * * [simplify]: iteration  1 :  9  enodes  (cost  4 )
0.041 * * [simplify]: iteration  2 :  9  enodes  (cost  4 )
0.041 * [simplify]: Simplified to:
   (- (log (- (/ 1.0 x) 1.0)))
0.041 * * [progress]: iteration 1 / 4
0.041 * * * [progress]: picking best candidate
0.043 * * * * [pick]: Picked  #<alt (λ (x) (- (log (- (/ 1.0 x) 1.0))))>
0.043 * * * [progress]: localizing error
0.049 * * * [progress]: generating rewritten candidates
0.049 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.058 * * * [progress]: generating series expansions
0.058 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.058 * [approximate]: Taking taylor expansion of (log (- (* 1.0 (/ 1 x)) 1.0)) in (x) around 0
0.058 * [taylor]: Taking taylor expansion of (log (- (* 1.0 (/ 1 x)) 1.0)) in x
0.058 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) 1.0) in x
0.058 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.058 * [taylor]: Taking taylor expansion of 1.0 in x
0.058 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of 1.0 in x
0.059 * [taylor]: Taking taylor expansion of (log (- (* 1.0 (/ 1 x)) 1.0)) in x
0.059 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) 1.0) in x
0.059 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.059 * [taylor]: Taking taylor expansion of 1.0 in x
0.059 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of 1.0 in x
0.078 * [approximate]: Taking taylor expansion of (log (- (* 1.0 x) 1.0)) in (x) around 0
0.078 * [taylor]: Taking taylor expansion of (log (- (* 1.0 x) 1.0)) in x
0.078 * [taylor]: Taking taylor expansion of (- (* 1.0 x) 1.0) in x
0.078 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.078 * [taylor]: Taking taylor expansion of 1.0 in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of 1.0 in x
0.080 * [taylor]: Taking taylor expansion of (log (- (* 1.0 x) 1.0)) in x
0.080 * [taylor]: Taking taylor expansion of (- (* 1.0 x) 1.0) in x
0.080 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.080 * [taylor]: Taking taylor expansion of 1.0 in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.080 * [taylor]: Taking taylor expansion of 1.0 in x
0.100 * [approximate]: Taking taylor expansion of (log (- (+ (* 1.0 x) 1.0))) in (x) around 0
0.101 * [taylor]: Taking taylor expansion of (log (- (+ (* 1.0 x) 1.0))) in x
0.101 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 x) 1.0)) in x
0.101 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) 1.0) in x
0.101 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.101 * [taylor]: Taking taylor expansion of 1.0 in x
0.101 * [taylor]: Taking taylor expansion of x in x
0.101 * [taylor]: Taking taylor expansion of 1.0 in x
0.102 * [taylor]: Taking taylor expansion of (log (- (+ (* 1.0 x) 1.0))) in x
0.102 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 x) 1.0)) in x
0.102 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) 1.0) in x
0.102 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.102 * [taylor]: Taking taylor expansion of 1.0 in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of 1.0 in x
0.120 * * * [progress]: simplifying candidates
0.120 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (log (- (/ 1.0 x) 1.0)))
  (log1p (log (- (/ 1.0 x) 1.0)))
  (log (* (cbrt (- (/ 1.0 x) 1.0)) (cbrt (- (/ 1.0 x) 1.0))))
  (log (cbrt (- (/ 1.0 x) 1.0)))
  (log (sqrt (- (/ 1.0 x) 1.0)))
  (log (sqrt (- (/ 1.0 x) 1.0)))
  (log 1)
  (log (- (/ 1.0 x) 1.0))
  (log (+ (sqrt (/ 1.0 x)) (sqrt 1.0)))
  (log (- (sqrt (/ 1.0 x)) (sqrt 1.0)))
  (log (+ (/ (sqrt 1.0) (sqrt x)) (sqrt 1.0)))
  (log (- (/ (sqrt 1.0) (sqrt x)) (sqrt 1.0)))
  (log 1)
  (log (- (/ 1.0 x) 1.0))
  (log (- (pow (/ 1.0 x) 3) (pow 1.0 3)))
  (log (+ (* (/ 1.0 x) (/ 1.0 x)) (+ (* 1.0 1.0) (* (/ 1.0 x) 1.0))))
  (log (- (* (/ 1.0 x) (/ 1.0 x)) (* 1.0 1.0)))
  (log (+ (/ 1.0 x) 1.0))
  (log (- (/ 1.0 x) 1.0))
  (log (log (- (/ 1.0 x) 1.0)))
  (exp (log (- (/ 1.0 x) 1.0)))
  (* (cbrt (log (- (/ 1.0 x) 1.0))) (cbrt (log (- (/ 1.0 x) 1.0))))
  (cbrt (log (- (/ 1.0 x) 1.0)))
  (* (* (log (- (/ 1.0 x) 1.0)) (log (- (/ 1.0 x) 1.0))) (log (- (/ 1.0 x) 1.0)))
  (sqrt (log (- (/ 1.0 x) 1.0)))
  (sqrt (log (- (/ 1.0 x) 1.0)))
  (- (log 1.0) (+ (log x) (+ (* 1.0 x) (* 0.5 (/ (pow x 2) (pow 1.0 2))))))
  (- (log (- 1.0)) (+ (* 0.5 (/ 1 (* (pow x 2) (pow -1.0 2)))) (* 1.0 (/ 1 x))))
  (- (log (- 1.0)) (+ (* 1/2 (/ 1 (pow x 2))) (* 1.0 (/ 1 x))))
0.123 * * [simplify]: iteration  0 :  161  enodes  (cost  151 )
0.126 * * [simplify]: iteration  1 :  452  enodes  (cost  138 )
0.134 * * [simplify]: iteration  2 :  1918  enodes  (cost  137 )
0.180 * * [simplify]: iteration  3 :  5003  enodes  (cost  137 )
0.182 * [simplify]: Simplified to:
   (expm1 (log (- (/ 1.0 x) 1.0)))
  (log1p (log (- (/ 1.0 x) 1.0)))
  (* 2 (log (cbrt (- (/ 1.0 x) 1.0))))
  (log (cbrt (- (/ 1.0 x) 1.0)))
  (log (sqrt (- (/ 1.0 x) 1.0)))
  (log (sqrt (- (/ 1.0 x) 1.0)))
  0
  (log (- (/ 1.0 x) 1.0))
  (log (+ (sqrt (/ 1.0 x)) (sqrt 1.0)))
  (log (- (sqrt (/ 1.0 x)) (sqrt 1.0)))
  (log (+ (/ (sqrt 1.0) (sqrt x)) (sqrt 1.0)))
  (log (- (/ (sqrt 1.0) (sqrt x)) (sqrt 1.0)))
  0
  (log (- (/ 1.0 x) 1.0))
  (log (- (pow (/ 1.0 x) 3) (pow 1.0 3)))
  (log (+ (* (/ 1.0 x) (/ 1.0 x)) (+ (* 1.0 1.0) (* (/ 1.0 x) 1.0))))
  (log (- (* (/ 1.0 x) (/ 1.0 x)) (* 1.0 1.0)))
  (log (+ (/ 1.0 x) 1.0))
  (log (- (/ 1.0 x) 1.0))
  (log (log (- (/ 1.0 x) 1.0)))
  (- (/ 1.0 x) 1.0)
  (* (cbrt (log (- (/ 1.0 x) 1.0))) (cbrt (log (- (/ 1.0 x) 1.0))))
  (cbrt (log (- (/ 1.0 x) 1.0)))
  (pow (log (- (/ 1.0 x) 1.0)) 3)
  (sqrt (log (- (/ 1.0 x) 1.0)))
  (sqrt (log (- (/ 1.0 x) 1.0)))
  (- (- (log 1.0) (log x)) (fma 1.0 x (* 0.5 (/ (pow x 2) (pow 1.0 2)))))
  (- (log (- 1.0)) (- (/ (/ 0.5 (pow -1.0 2)) (pow x 2)) (/ (- 1.0) x)))
  (- (- (log (- 1.0)) (* 1.0 (/ 1 x))) (/ 1/2 (pow x 2)))
0.182 * * * [progress]: adding candidates to table
0.224 * * [progress]: iteration 2 / 4
0.224 * * * [progress]: picking best candidate
0.227 * * * * [pick]: Picked  #<alt (λ (x) (- (- (- (log 1.0) (log x)) (fma 1.0 x (* 0.5 (/ (pow x 2) (pow 1.0 2)))))))>
0.227 * * * [progress]: localizing error
0.240 * * * [progress]: generating rewritten candidates
0.240 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 2 3)
0.266 * * * [progress]: generating series expansions
0.266 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 2 3)
0.267 * [approximate]: Taking taylor expansion of (* 0.5 (/ (pow x 2) (pow 1.0 2))) in (x) around 0
0.267 * [taylor]: Taking taylor expansion of (* 0.5 (/ (pow x 2) (pow 1.0 2))) in x
0.267 * [taylor]: Taking taylor expansion of 0.5 in x
0.267 * [taylor]: Taking taylor expansion of (/ (pow x 2) (pow 1.0 2)) in x
0.267 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.267 * [taylor]: Taking taylor expansion of x in x
0.267 * [taylor]: Taking taylor expansion of (pow 1.0 2) in x
0.267 * [taylor]: Taking taylor expansion of 1.0 in x
0.268 * [taylor]: Taking taylor expansion of (* 0.5 (/ (pow x 2) (pow 1.0 2))) in x
0.268 * [taylor]: Taking taylor expansion of 0.5 in x
0.268 * [taylor]: Taking taylor expansion of (/ (pow x 2) (pow 1.0 2)) in x
0.268 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.268 * [taylor]: Taking taylor expansion of x in x
0.268 * [taylor]: Taking taylor expansion of (pow 1.0 2) in x
0.268 * [taylor]: Taking taylor expansion of 1.0 in x
0.283 * [approximate]: Taking taylor expansion of (/ 0.5 (* (pow x 2) (pow 1.0 2))) in (x) around 0
0.283 * [taylor]: Taking taylor expansion of (/ 0.5 (* (pow x 2) (pow 1.0 2))) in x
0.283 * [taylor]: Taking taylor expansion of 0.5 in x
0.283 * [taylor]: Taking taylor expansion of (* (pow x 2) (pow 1.0 2)) in x
0.283 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.283 * [taylor]: Taking taylor expansion of x in x
0.283 * [taylor]: Taking taylor expansion of (pow 1.0 2) in x
0.283 * [taylor]: Taking taylor expansion of 1.0 in x
0.284 * [taylor]: Taking taylor expansion of (/ 0.5 (* (pow x 2) (pow 1.0 2))) in x
0.284 * [taylor]: Taking taylor expansion of 0.5 in x
0.284 * [taylor]: Taking taylor expansion of (* (pow x 2) (pow 1.0 2)) in x
0.284 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.284 * [taylor]: Taking taylor expansion of x in x
0.284 * [taylor]: Taking taylor expansion of (pow 1.0 2) in x
0.284 * [taylor]: Taking taylor expansion of 1.0 in x
0.303 * [approximate]: Taking taylor expansion of (/ 0.5 (* (pow x 2) (pow 1.0 2))) in (x) around 0
0.303 * [taylor]: Taking taylor expansion of (/ 0.5 (* (pow x 2) (pow 1.0 2))) in x
0.303 * [taylor]: Taking taylor expansion of 0.5 in x
0.303 * [taylor]: Taking taylor expansion of (* (pow x 2) (pow 1.0 2)) in x
0.303 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.303 * [taylor]: Taking taylor expansion of x in x
0.303 * [taylor]: Taking taylor expansion of (pow 1.0 2) in x
0.303 * [taylor]: Taking taylor expansion of 1.0 in x
0.304 * [taylor]: Taking taylor expansion of (/ 0.5 (* (pow x 2) (pow 1.0 2))) in x
0.304 * [taylor]: Taking taylor expansion of 0.5 in x
0.304 * [taylor]: Taking taylor expansion of (* (pow x 2) (pow 1.0 2)) in x
0.304 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.304 * [taylor]: Taking taylor expansion of x in x
0.304 * [taylor]: Taking taylor expansion of (pow 1.0 2) in x
0.304 * [taylor]: Taking taylor expansion of 1.0 in x
0.319 * * * [progress]: simplifying candidates
0.320 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (log1p (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (* 0.5 (/ (pow x 2) (pow 1.0 2)))
  (+ (log 0.5) (- (* (log x) 2) (* (log 1.0) 2)))
  (+ (log 0.5) (- (* (log x) 2) (* (log 1.0) 2)))
  (+ (log 0.5) (- (* (log x) 2) (log (pow 1.0 2))))
  (+ (log 0.5) (- (* (log x) 2) (* (log 1.0) 2)))
  (+ (log 0.5) (- (* (log x) 2) (* (log 1.0) 2)))
  (+ (log 0.5) (- (* (log x) 2) (log (pow 1.0 2))))
  (+ (log 0.5) (- (log (pow x 2)) (* (log 1.0) 2)))
  (+ (log 0.5) (- (log (pow x 2)) (* (log 1.0) 2)))
  (+ (log 0.5) (- (log (pow x 2)) (log (pow 1.0 2))))
  (+ (log 0.5) (log (/ (pow x 2) (pow 1.0 2))))
  (log (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (exp (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (* (* (* 0.5 0.5) 0.5) (/ (* (* (pow x 2) (pow x 2)) (pow x 2)) (* (* (pow 1.0 2) (pow 1.0 2)) (pow 1.0 2))))
  (* (* (* 0.5 0.5) 0.5) (* (* (/ (pow x 2) (pow 1.0 2)) (/ (pow x 2) (pow 1.0 2))) (/ (pow x 2) (pow 1.0 2))))
  (* (cbrt (* 0.5 (/ (pow x 2) (pow 1.0 2)))) (cbrt (* 0.5 (/ (pow x 2) (pow 1.0 2)))))
  (cbrt (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (* (* (* 0.5 (/ (pow x 2) (pow 1.0 2))) (* 0.5 (/ (pow x 2) (pow 1.0 2)))) (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (sqrt (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (sqrt (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (* (sqrt 0.5) (sqrt (/ (pow x 2) (pow 1.0 2))))
  (* (sqrt 0.5) (sqrt (/ (pow x 2) (pow 1.0 2))))
  (* (sqrt 0.5) (/ (pow (sqrt x) 2) (pow (sqrt 1.0) 2)))
  (* (sqrt 0.5) (/ (pow (sqrt x) 2) (pow (sqrt 1.0) 2)))
  (* (sqrt 0.5) (/ (pow (sqrt x) 2) 1.0))
  (* (sqrt 0.5) (/ (pow (sqrt x) 2) 1.0))
  (* (sqrt 0.5) (/ (pow (sqrt x) 2) (sqrt (pow 1.0 2))))
  (* (sqrt 0.5) (/ (pow (sqrt x) 2) (sqrt (pow 1.0 2))))
  (* (sqrt 0.5) (/ (pow (sqrt x) 2) (pow 1.0 (/ 2 2))))
  (* (sqrt 0.5) (/ (pow (sqrt x) 2) (pow 1.0 (/ 2 2))))
  (* (sqrt 0.5) (/ x (pow (sqrt 1.0) 2)))
  (* (sqrt 0.5) (/ x (pow (sqrt 1.0) 2)))
  (* (sqrt 0.5) (/ x 1.0))
  (* (sqrt 0.5) (/ x 1.0))
  (* (sqrt 0.5) (/ x (sqrt (pow 1.0 2))))
  (* (sqrt 0.5) (/ x (sqrt (pow 1.0 2))))
  (* (sqrt 0.5) (/ x (pow 1.0 (/ 2 2))))
  (* (sqrt 0.5) (/ x (pow 1.0 (/ 2 2))))
  (* (sqrt 0.5) (/ (sqrt (pow x 2)) (pow (sqrt 1.0) 2)))
  (* (sqrt 0.5) (/ (sqrt (pow x 2)) (pow (sqrt 1.0) 2)))
  (* (sqrt 0.5) (/ (sqrt (pow x 2)) 1.0))
  (* (sqrt 0.5) (/ (sqrt (pow x 2)) 1.0))
  (* (sqrt 0.5) (/ (sqrt (pow x 2)) (sqrt (pow 1.0 2))))
  (* (sqrt 0.5) (/ (sqrt (pow x 2)) (sqrt (pow 1.0 2))))
  (* (sqrt 0.5) (/ (sqrt (pow x 2)) (pow 1.0 (/ 2 2))))
  (* (sqrt 0.5) (/ (sqrt (pow x 2)) (pow 1.0 (/ 2 2))))
  (* (sqrt 0.5) (/ (pow x (/ 2 2)) (pow (sqrt 1.0) 2)))
  (* (sqrt 0.5) (/ (pow x (/ 2 2)) (pow (sqrt 1.0) 2)))
  (* (sqrt 0.5) (/ (pow x (/ 2 2)) 1.0))
  (* (sqrt 0.5) (/ (pow x (/ 2 2)) 1.0))
  (* (sqrt 0.5) (/ (pow x (/ 2 2)) (sqrt (pow 1.0 2))))
  (* (sqrt 0.5) (/ (pow x (/ 2 2)) (sqrt (pow 1.0 2))))
  (* (sqrt 0.5) (/ (pow x (/ 2 2)) (pow 1.0 (/ 2 2))))
  (* (sqrt 0.5) (/ (pow x (/ 2 2)) (pow 1.0 (/ 2 2))))
  (* 0.5 (* (cbrt (/ (pow x 2) (pow 1.0 2))) (cbrt (/ (pow x 2) (pow 1.0 2)))))
  (* 0.5 (sqrt (/ (pow x 2) (pow 1.0 2))))
  (* 0.5 (/ (pow (* (cbrt x) (cbrt x)) 2) (pow (* (cbrt 1.0) (cbrt 1.0)) 2)))
  (* 0.5 (/ (pow (* (cbrt x) (cbrt x)) 2) (pow (sqrt 1.0) 2)))
  (* 0.5 (/ (pow (* (cbrt x) (cbrt x)) 2) (pow 1 2)))
  (* 0.5 (/ (pow (* (cbrt x) (cbrt x)) 2) 1.0))
  (* 0.5 (/ (pow (* (cbrt x) (cbrt x)) 2) (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2)))))
  (* 0.5 (/ (pow (* (cbrt x) (cbrt x)) 2) (sqrt (pow 1.0 2))))
  (* 0.5 (/ (pow (* (cbrt x) (cbrt x)) 2) 1))
  (* 0.5 (/ (pow (* (cbrt x) (cbrt x)) 2) (pow 1.0 (/ 2 2))))
  (* 0.5 (/ (pow (sqrt x) 2) (pow (* (cbrt 1.0) (cbrt 1.0)) 2)))
  (* 0.5 (/ (pow (sqrt x) 2) (pow (sqrt 1.0) 2)))
  (* 0.5 (/ (pow (sqrt x) 2) (pow 1 2)))
  (* 0.5 (/ (pow (sqrt x) 2) 1.0))
  (* 0.5 (/ (pow (sqrt x) 2) (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2)))))
  (* 0.5 (/ (pow (sqrt x) 2) (sqrt (pow 1.0 2))))
  (* 0.5 (/ (pow (sqrt x) 2) 1))
  (* 0.5 (/ (pow (sqrt x) 2) (pow 1.0 (/ 2 2))))
  (* 0.5 (/ (pow 1 2) (pow (* (cbrt 1.0) (cbrt 1.0)) 2)))
  (* 0.5 (/ (pow 1 2) (pow (sqrt 1.0) 2)))
  (* 0.5 (/ (pow 1 2) (pow 1 2)))
  (* 0.5 (/ (pow 1 2) 1.0))
  (* 0.5 (/ (pow 1 2) (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2)))))
  (* 0.5 (/ (pow 1 2) (sqrt (pow 1.0 2))))
  (* 0.5 (/ (pow 1 2) 1))
  (* 0.5 (/ (pow 1 2) (pow 1.0 (/ 2 2))))
  (* 0.5 (/ x (pow (* (cbrt 1.0) (cbrt 1.0)) 2)))
  (* 0.5 (/ x (pow (sqrt 1.0) 2)))
  (* 0.5 (/ x (pow 1 2)))
  (* 0.5 (/ x 1.0))
  (* 0.5 (/ x (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2)))))
  (* 0.5 (/ x (sqrt (pow 1.0 2))))
  (* 0.5 (/ x 1))
  (* 0.5 (/ x (pow 1.0 (/ 2 2))))
  (* 0.5 (/ (* (cbrt (pow x 2)) (cbrt (pow x 2))) (pow (* (cbrt 1.0) (cbrt 1.0)) 2)))
  (* 0.5 (/ (* (cbrt (pow x 2)) (cbrt (pow x 2))) (pow (sqrt 1.0) 2)))
  (* 0.5 (/ (* (cbrt (pow x 2)) (cbrt (pow x 2))) (pow 1 2)))
  (* 0.5 (/ (* (cbrt (pow x 2)) (cbrt (pow x 2))) 1.0))
  (* 0.5 (/ (* (cbrt (pow x 2)) (cbrt (pow x 2))) (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2)))))
  (* 0.5 (/ (* (cbrt (pow x 2)) (cbrt (pow x 2))) (sqrt (pow 1.0 2))))
  (* 0.5 (/ (* (cbrt (pow x 2)) (cbrt (pow x 2))) 1))
  (* 0.5 (/ (* (cbrt (pow x 2)) (cbrt (pow x 2))) (pow 1.0 (/ 2 2))))
  (* 0.5 (/ (sqrt (pow x 2)) (pow (* (cbrt 1.0) (cbrt 1.0)) 2)))
  (* 0.5 (/ (sqrt (pow x 2)) (pow (sqrt 1.0) 2)))
  (* 0.5 (/ (sqrt (pow x 2)) (pow 1 2)))
  (* 0.5 (/ (sqrt (pow x 2)) 1.0))
  (* 0.5 (/ (sqrt (pow x 2)) (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2)))))
  (* 0.5 (/ (sqrt (pow x 2)) (sqrt (pow 1.0 2))))
  (* 0.5 (/ (sqrt (pow x 2)) 1))
  (* 0.5 (/ (sqrt (pow x 2)) (pow 1.0 (/ 2 2))))
  (* 0.5 (/ 1 (pow (* (cbrt 1.0) (cbrt 1.0)) 2)))
  (* 0.5 (/ 1 (pow (sqrt 1.0) 2)))
  (* 0.5 (/ 1 (pow 1 2)))
  (* 0.5 (/ 1 1.0))
  (* 0.5 (/ 1 (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2)))))
  (* 0.5 (/ 1 (sqrt (pow 1.0 2))))
  (* 0.5 (/ 1 1))
  (* 0.5 (/ 1 (pow 1.0 (/ 2 2))))
  (* 0.5 (/ (pow x (/ 2 2)) (pow (* (cbrt 1.0) (cbrt 1.0)) 2)))
  (* 0.5 (/ (pow x (/ 2 2)) (pow (sqrt 1.0) 2)))
  (* 0.5 (/ (pow x (/ 2 2)) (pow 1 2)))
  (* 0.5 (/ (pow x (/ 2 2)) 1.0))
  (* 0.5 (/ (pow x (/ 2 2)) (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2)))))
  (* 0.5 (/ (pow x (/ 2 2)) (sqrt (pow 1.0 2))))
  (* 0.5 (/ (pow x (/ 2 2)) 1))
  (* 0.5 (/ (pow x (/ 2 2)) (pow 1.0 (/ 2 2))))
  (* 0.5 1)
  (* 0.5 (pow x 2))
  (* (cbrt 0.5) (/ (pow x 2) (pow 1.0 2)))
  (* (sqrt 0.5) (/ (pow x 2) (pow 1.0 2)))
  (* 0.5 (/ (pow x 2) (pow 1.0 2)))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
0.327 * * [simplify]: iteration  0 :  532  enodes  (cost  653 )
0.336 * * [simplify]: iteration  1 :  2211  enodes  (cost  536 )
0.368 * * [simplify]: iteration  2 :  5002  enodes  (cost  535 )
0.372 * [simplify]: Simplified to:
   (expm1 (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (log1p (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (* 0.5 (/ (pow x 2) (pow 1.0 2)))
  (log (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (log (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (log (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (log (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (log (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (log (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (log (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (log (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (log (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (log (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (log (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (exp (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (pow (* 0.5 (/ (pow x 2) (pow 1.0 2))) 3)
  (pow (* 0.5 (/ (pow x 2) (pow 1.0 2))) 3)
  (* (cbrt (* 0.5 (/ (pow x 2) (pow 1.0 2)))) (cbrt (* 0.5 (/ (pow x 2) (pow 1.0 2)))))
  (cbrt (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (pow (* 0.5 (/ (pow x 2) (pow 1.0 2))) 3)
  (sqrt (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (sqrt (* 0.5 (/ (pow x 2) (pow 1.0 2))))
  (* (sqrt 0.5) (sqrt (/ (pow x 2) (pow 1.0 2))))
  (* (sqrt 0.5) (sqrt (/ (pow x 2) (pow 1.0 2))))
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* x (sqrt 0.5)) (fabs 1.0))
  (/ (* x (sqrt 0.5)) (fabs 1.0))
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* x (sqrt 0.5)) (fabs 1.0))
  (/ (* x (sqrt 0.5)) (fabs 1.0))
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) (fabs x)) 1.0)
  (/ (* (sqrt 0.5) (fabs x)) 1.0)
  (/ (* (sqrt 0.5) (fabs x)) 1.0)
  (/ (* (sqrt 0.5) (fabs x)) 1.0)
  (/ (* (sqrt 0.5) (fabs x)) (fabs 1.0))
  (/ (* (sqrt 0.5) (fabs x)) (fabs 1.0))
  (/ (* (sqrt 0.5) (fabs x)) 1.0)
  (/ (* (sqrt 0.5) (fabs x)) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* x (sqrt 0.5)) (fabs 1.0))
  (/ (* x (sqrt 0.5)) (fabs 1.0))
  (/ (* (sqrt 0.5) x) 1.0)
  (/ (* (sqrt 0.5) x) 1.0)
  (* 0.5 (* (cbrt (/ (pow x 2) (pow 1.0 2))) (cbrt (/ (pow x 2) (pow 1.0 2)))))
  (* (/ (fabs (/ x 1.0)) 1) 0.5)
  (* 0.5 (/ (pow (* (cbrt x) (cbrt x)) 2) (pow (* (cbrt 1.0) (cbrt 1.0)) 2)))
  (/ (* 0.5 (pow (* (cbrt x) (cbrt x)) 2)) 1.0)
  (* (pow (* (cbrt x) (cbrt x)) 2) 0.5)
  (/ (* 0.5 (pow (* (cbrt x) (cbrt x)) 2)) 1.0)
  (* 0.5 (/ (pow (* (cbrt x) (cbrt x)) 2) (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2)))))
  (/ (* (pow (* (cbrt x) (cbrt x)) 2) 0.5) (fabs 1.0))
  (* (pow (* (cbrt x) (cbrt x)) 2) 0.5)
  (/ (* 0.5 (pow (* (cbrt x) (cbrt x)) 2)) 1.0)
  (/ (* 0.5 x) (pow (* (cbrt 1.0) (cbrt 1.0)) 2))
  (/ (* 0.5 x) 1.0)
  (* x 0.5)
  (/ (* 0.5 x) 1.0)
  (/ (* 0.5 x) (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2))))
  (/ (* x 0.5) (fabs 1.0))
  (* x 0.5)
  (/ (* 0.5 x) 1.0)
  (/ 0.5 (pow (* (cbrt 1.0) (cbrt 1.0)) 2))
  (/ 0.5 1.0)
  0.5
  (/ 0.5 1.0)
  (/ 0.5 (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2))))
  (/ 0.5 (sqrt (pow 1.0 2)))
  0.5
  (/ 0.5 1.0)
  (/ (* 0.5 x) (pow (* (cbrt 1.0) (cbrt 1.0)) 2))
  (/ (* 0.5 x) 1.0)
  (* x 0.5)
  (/ (* 0.5 x) 1.0)
  (/ (* 0.5 x) (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2))))
  (/ (* x 0.5) (fabs 1.0))
  (* x 0.5)
  (/ (* 0.5 x) 1.0)
  (* 0.5 (/ (* (cbrt (pow x 2)) (cbrt (pow x 2))) (pow (* (cbrt 1.0) (cbrt 1.0)) 2)))
  (/ (* 0.5 (* (cbrt (pow x 2)) (cbrt (pow x 2)))) 1.0)
  (* (* (cbrt (pow x 2)) (cbrt (pow x 2))) 0.5)
  (/ (* 0.5 (* (cbrt (pow x 2)) (cbrt (pow x 2)))) 1.0)
  (* 0.5 (/ (* (cbrt (pow x 2)) (cbrt (pow x 2))) (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2)))))
  (/ (* 0.5 (* (cbrt (pow x 2)) (cbrt (pow x 2)))) (fabs 1.0))
  (* (* (cbrt (pow x 2)) (cbrt (pow x 2))) 0.5)
  (/ (* 0.5 (* (cbrt (pow x 2)) (cbrt (pow x 2)))) 1.0)
  (/ (* 0.5 (fabs x)) (pow (* (cbrt 1.0) (cbrt 1.0)) 2))
  (/ (* 0.5 (fabs x)) 1.0)
  (* (fabs x) 0.5)
  (/ (* 0.5 (fabs x)) 1.0)
  (* (/ 0.5 (cbrt (pow 1.0 2))) (/ (fabs x) (cbrt (pow 1.0 2))))
  (/ (* 0.5 (fabs x)) (fabs 1.0))
  (* (fabs x) 0.5)
  (/ (* 0.5 (fabs x)) 1.0)
  (/ 0.5 (pow (* (cbrt 1.0) (cbrt 1.0)) 2))
  (/ 0.5 1.0)
  0.5
  (/ 0.5 1.0)
  (/ 0.5 (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2))))
  (/ 0.5 (sqrt (pow 1.0 2)))
  0.5
  (/ 0.5 1.0)
  (/ (* 0.5 x) (pow (* (cbrt 1.0) (cbrt 1.0)) 2))
  (/ (* 0.5 x) 1.0)
  (* x 0.5)
  (/ (* 0.5 x) 1.0)
  (/ (* 0.5 x) (* (cbrt (pow 1.0 2)) (cbrt (pow 1.0 2))))
  (/ (* x 0.5) (fabs 1.0))
  (* x 0.5)
  (/ (* 0.5 x) 1.0)
  0.5
  (* 0.5 (pow x 2))
  (* (cbrt 0.5) (/ (pow x 2) (pow 1.0 2)))
  (* (sqrt 0.5) (/ (pow x 2) (pow 1.0 2)))
  (* 0.5 (/ (pow x 2) (pow 1.0 2)))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
0.372 * * * [progress]: adding candidates to table
0.623 * [progress]: [Phase 3 of 3] Extracting.
0.623 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (- (- (- (log 1.0) (log x)) (fma 1.0 x (* 0.5 (/ (pow x 2) (pow 1.0 2)))))))> #<alt (λ (x) (- (log (- (/ 1.0 x) 1.0))))>)
0.624 * * * [regime-changes]: Trying 5 branch expressions: ((/ 1.0 x) (- (/ 1.0 x) 1.0) (log (- (/ 1.0 x) 1.0)) (- (log (- (/ 1.0 x) 1.0))) x)
0.624 * * * * [regimes]: Trying to branch on (/ 1.0 x) from (#<alt (λ (x) (- (- (- (log 1.0) (log x)) (fma 1.0 x (* 0.5 (/ (pow x 2) (pow 1.0 2)))))))> #<alt (λ (x) (- (log (- (/ 1.0 x) 1.0))))>)
0.635 * * * * [regimes]: Trying to branch on (- (/ 1.0 x) 1.0) from (#<alt (λ (x) (- (- (- (log 1.0) (log x)) (fma 1.0 x (* 0.5 (/ (pow x 2) (pow 1.0 2)))))))> #<alt (λ (x) (- (log (- (/ 1.0 x) 1.0))))>)
0.648 * * * * [regimes]: Trying to branch on (log (- (/ 1.0 x) 1.0)) from (#<alt (λ (x) (- (- (- (log 1.0) (log x)) (fma 1.0 x (* 0.5 (/ (pow x 2) (pow 1.0 2)))))))> #<alt (λ (x) (- (log (- (/ 1.0 x) 1.0))))>)
0.665 * * * * [regimes]: Trying to branch on (- (log (- (/ 1.0 x) 1.0))) from (#<alt (λ (x) (- (- (- (log 1.0) (log x)) (fma 1.0 x (* 0.5 (/ (pow x 2) (pow 1.0 2)))))))> #<alt (λ (x) (- (log (- (/ 1.0 x) 1.0))))>)
0.681 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (- (- (- (log 1.0) (log x)) (fma 1.0 x (* 0.5 (/ (pow x 2) (pow 1.0 2)))))))> #<alt (λ (x) (- (log (- (/ 1.0 x) 1.0))))>)
0.692 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.692 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (- (- (log 1.0) (log x)) (fma 1.0 x (* 0.5 (/ (pow x 2) (pow 1.0 2))))))
0.693 * * [simplify]: iteration  0 :  15  enodes  (cost  10 )
0.693 * * [simplify]: iteration  1 :  15  enodes  (cost  10 )
0.693 * [simplify]: Simplified to:
   (- (- (- (log 1.0) (log x)) (fma 1.0 x (* 0.5 (/ (pow x 2) (pow 1.0 2))))))
1.836 * [regime-testing]: Baseline error score: 0.3893590804313454
1.837 * [regime-testing]: Oracle error score: 0.003667939742828432
1.838 * [regime-testing]: End program error score: 0.3893590804313454