0.898 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.274 * * * [progress]: [2/2] Setting up program.
0.277 * [progress]: [Phase 2 of 3] Improving.
0.279 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x y) 10.0)
0.285 * * [simplify]: iteration  0 :  6  enodes  (cost  2 )
0.286 * * [simplify]: iteration  1 :  6  enodes  (cost  2 )
0.287 * [simplify]: Simplified to:
   (/ (+ x y) 10.0)
0.289 * * [progress]: iteration 1 / 4
0.289 * * * [progress]: picking best candidate
0.290 * * * * [pick]: Picked  #<alt (λ (x y) (/ (+ x y) 10.0))>
0.290 * * * [progress]: localizing error
0.297 * * * [progress]: generating rewritten candidates
0.297 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.307 * * * [progress]: generating series expansions
0.307 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.311 * [approximate]: Taking taylor expansion of (* 0.1 (+ x y)) in (x y) around 0
0.312 * [taylor]: Taking taylor expansion of (* 0.1 (+ x y)) in y
0.312 * [taylor]: Taking taylor expansion of 0.1 in y
0.312 * [taylor]: Taking taylor expansion of (+ x y) in y
0.312 * [taylor]: Taking taylor expansion of x in y
0.312 * [taylor]: Taking taylor expansion of y in y
0.312 * [taylor]: Taking taylor expansion of (* 0.1 (+ x y)) in x
0.312 * [taylor]: Taking taylor expansion of 0.1 in x
0.312 * [taylor]: Taking taylor expansion of (+ x y) in x
0.312 * [taylor]: Taking taylor expansion of x in x
0.313 * [taylor]: Taking taylor expansion of y in x
0.313 * [taylor]: Taking taylor expansion of (* 0.1 (+ x y)) in x
0.313 * [taylor]: Taking taylor expansion of 0.1 in x
0.313 * [taylor]: Taking taylor expansion of (+ x y) in x
0.313 * [taylor]: Taking taylor expansion of x in x
0.313 * [taylor]: Taking taylor expansion of y in x
0.313 * [taylor]: Taking taylor expansion of (* 0.1 y) in y
0.313 * [taylor]: Taking taylor expansion of 0.1 in y
0.313 * [taylor]: Taking taylor expansion of y in y
0.315 * [taylor]: Taking taylor expansion of 0.1 in y
0.317 * [taylor]: Taking taylor expansion of 0 in y
0.318 * [taylor]: Taking taylor expansion of 0 in y
0.319 * [approximate]: Taking taylor expansion of (* 0.1 (+ (/ 1 y) (/ 1 x))) in (x y) around 0
0.319 * [taylor]: Taking taylor expansion of (* 0.1 (+ (/ 1 y) (/ 1 x))) in y
0.319 * [taylor]: Taking taylor expansion of 0.1 in y
0.319 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.319 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.319 * [taylor]: Taking taylor expansion of y in y
0.320 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.320 * [taylor]: Taking taylor expansion of x in y
0.320 * [taylor]: Taking taylor expansion of (* 0.1 (+ (/ 1 y) (/ 1 x))) in x
0.320 * [taylor]: Taking taylor expansion of 0.1 in x
0.320 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.320 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.320 * [taylor]: Taking taylor expansion of y in x
0.320 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.320 * [taylor]: Taking taylor expansion of x in x
0.320 * [taylor]: Taking taylor expansion of (* 0.1 (+ (/ 1 y) (/ 1 x))) in x
0.320 * [taylor]: Taking taylor expansion of 0.1 in x
0.320 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.320 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.320 * [taylor]: Taking taylor expansion of y in x
0.320 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.320 * [taylor]: Taking taylor expansion of x in x
0.321 * [taylor]: Taking taylor expansion of 0.1 in y
0.322 * [taylor]: Taking taylor expansion of (* 0.1 (/ 1 y)) in y
0.322 * [taylor]: Taking taylor expansion of 0.1 in y
0.322 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.322 * [taylor]: Taking taylor expansion of y in y
0.324 * [taylor]: Taking taylor expansion of 0 in y
0.326 * [taylor]: Taking taylor expansion of 0 in y
0.330 * [taylor]: Taking taylor expansion of 0 in y
0.330 * [approximate]: Taking taylor expansion of (* -0.1 (+ (/ 1 y) (/ 1 x))) in (x y) around 0
0.330 * [taylor]: Taking taylor expansion of (* -0.1 (+ (/ 1 y) (/ 1 x))) in y
0.330 * [taylor]: Taking taylor expansion of -0.1 in y
0.330 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.330 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.330 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.330 * [taylor]: Taking taylor expansion of x in y
0.330 * [taylor]: Taking taylor expansion of (* -0.1 (+ (/ 1 y) (/ 1 x))) in x
0.330 * [taylor]: Taking taylor expansion of -0.1 in x
0.330 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.331 * [taylor]: Taking taylor expansion of (* -0.1 (+ (/ 1 y) (/ 1 x))) in x
0.331 * [taylor]: Taking taylor expansion of -0.1 in x
0.331 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.331 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.331 * [taylor]: Taking taylor expansion of y in x
0.331 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.331 * [taylor]: Taking taylor expansion of x in x
0.332 * [taylor]: Taking taylor expansion of -0.1 in y
0.332 * [taylor]: Taking taylor expansion of (neg (* 0.1 (/ 1 y))) in y
0.332 * [taylor]: Taking taylor expansion of (* 0.1 (/ 1 y)) in y
0.332 * [taylor]: Taking taylor expansion of 0.1 in y
0.332 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.332 * [taylor]: Taking taylor expansion of y in y
0.335 * [taylor]: Taking taylor expansion of 0 in y
0.337 * [taylor]: Taking taylor expansion of 0 in y
0.340 * [taylor]: Taking taylor expansion of 0 in y
0.341 * * * [progress]: simplifying candidates
0.342 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (+ x y)) (log 10.0))
  (log (/ (+ x y) 10.0))
  (exp (/ (+ x y) 10.0))
  (/ (* (* (+ x y) (+ x y)) (+ x y)) (* (* 10.0 10.0) 10.0))
  (* (cbrt (/ (+ x y) 10.0)) (cbrt (/ (+ x y) 10.0)))
  (cbrt (/ (+ x y) 10.0))
  (* (* (/ (+ x y) 10.0) (/ (+ x y) 10.0)) (/ (+ x y) 10.0))
  (sqrt (/ (+ x y) 10.0))
  (sqrt (/ (+ x y) 10.0))
  (neg (+ x y))
  (neg 10.0)
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt 10.0) (cbrt 10.0)))
  (/ (cbrt (+ x y)) (cbrt 10.0))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt 10.0))
  (/ (cbrt (+ x y)) (sqrt 10.0))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) 10.0)
  (/ (sqrt (+ x y)) (* (cbrt 10.0) (cbrt 10.0)))
  (/ (sqrt (+ x y)) (cbrt 10.0))
  (/ (sqrt (+ x y)) (sqrt 10.0))
  (/ (sqrt (+ x y)) (sqrt 10.0))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) 10.0)
  (/ 1 (* (cbrt 10.0) (cbrt 10.0)))
  (/ (+ x y) (cbrt 10.0))
  (/ 1 (sqrt 10.0))
  (/ (+ x y) (sqrt 10.0))
  (/ 1 1)
  (/ (+ x y) 10.0)
  (/ 1 (* (cbrt 10.0) (cbrt 10.0)))
  (/ (+ x y) (cbrt 10.0))
  (/ 1 (sqrt 10.0))
  (/ (+ x y) (sqrt 10.0))
  (/ 1 1)
  (/ (+ x y) 10.0)
  (/ 1 10.0)
  (/ 10.0 (+ x y))
  (/ (+ x y) (* (cbrt 10.0) (cbrt 10.0)))
  (/ (+ x y) (sqrt 10.0))
  (/ (+ x y) 1)
  (/ 10.0 (cbrt (+ x y)))
  (/ 10.0 (sqrt (+ x y)))
  (/ 10.0 (+ x y))
  (/ 10.0 (+ x y))
  (* 10.0 (+ (* x x) (- (* y y) (* x y))))
  (* 10.0 (- x y))
  (+ (* 0.1 x) (* 0.1 y))
  (+ (* 0.1 x) (* 0.1 y))
  (+ (* 0.1 x) (* 0.1 y))
0.345 * * [simplify]: iteration  0 :  132  enodes  (cost  162 )
0.348 * * [simplify]: iteration  1 :  389  enodes  (cost  152 )
0.354 * * [simplify]: iteration  2 :  1021  enodes  (cost  152 )
0.373 * * [simplify]: iteration  3 :  3306  enodes  (cost  152 )
0.424 * * [simplify]: iteration  4 :  5001  enodes  (cost  152 )
0.425 * [simplify]: Simplified to:
   (log (/ (+ x y) 10.0))
  (log (/ (+ x y) 10.0))
  (exp (/ (+ x y) 10.0))
  (pow (/ (+ x y) 10.0) 3)
  (* (cbrt (/ (+ x y) 10.0)) (cbrt (/ (+ x y) 10.0)))
  (cbrt (/ (+ x y) 10.0))
  (pow (/ (+ x y) 10.0) 3)
  (sqrt (/ (+ x y) 10.0))
  (sqrt (/ (+ x y) 10.0))
  (neg (+ x y))
  (neg 10.0)
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt 10.0) (cbrt 10.0)))
  (/ (cbrt (+ x y)) (cbrt 10.0))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt 10.0))
  (/ (cbrt (+ x y)) (sqrt 10.0))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) 10.0)
  (/ (sqrt (+ x y)) (* (cbrt 10.0) (cbrt 10.0)))
  (/ (sqrt (+ x y)) (cbrt 10.0))
  (/ (sqrt (+ x y)) (sqrt 10.0))
  (/ (sqrt (+ x y)) (sqrt 10.0))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) 10.0)
  (/ 1 (* (cbrt 10.0) (cbrt 10.0)))
  (/ (+ x y) (cbrt 10.0))
  (/ 1 (sqrt 10.0))
  (/ (+ x y) (sqrt 10.0))
  1
  (/ (+ x y) 10.0)
  (/ 1 (* (cbrt 10.0) (cbrt 10.0)))
  (/ (+ x y) (cbrt 10.0))
  (/ 1 (sqrt 10.0))
  (/ (+ x y) (sqrt 10.0))
  1
  (/ (+ x y) 10.0)
  (/ 1 10.0)
  (/ 10.0 (+ x y))
  (/ (+ x y) (* (cbrt 10.0) (cbrt 10.0)))
  (/ (+ x y) (sqrt 10.0))
  (+ x y)
  (/ 10.0 (cbrt (+ x y)))
  (/ 10.0 (sqrt (+ x y)))
  (/ 10.0 (+ x y))
  (/ 10.0 (+ x y))
  (* (+ (* y (- y x)) (* x x)) 10.0)
  (* 10.0 (- x y))
  (* 0.1 (+ x y))
  (* 0.1 (+ x y))
  (* 0.1 (+ x y))
0.426 * * * [progress]: adding candidates to table
0.482 * * [progress]: iteration 2 / 4
0.482 * * * [progress]: picking best candidate
0.483 * * * * [pick]: Picked  #<alt (λ (x y) (* 0.1 (+ x y)))>
0.483 * * * [progress]: localizing error
0.486 * * * [progress]: generating rewritten candidates
0.486 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.492 * * * [progress]: generating series expansions
0.492 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.493 * [approximate]: Taking taylor expansion of (* 0.1 (+ x y)) in (x y) around 0
0.493 * [taylor]: Taking taylor expansion of (* 0.1 (+ x y)) in y
0.493 * [taylor]: Taking taylor expansion of 0.1 in y
0.493 * [taylor]: Taking taylor expansion of (+ x y) in y
0.493 * [taylor]: Taking taylor expansion of x in y
0.493 * [taylor]: Taking taylor expansion of y in y
0.493 * [taylor]: Taking taylor expansion of (* 0.1 (+ x y)) in x
0.493 * [taylor]: Taking taylor expansion of 0.1 in x
0.493 * [taylor]: Taking taylor expansion of (+ x y) in x
0.493 * [taylor]: Taking taylor expansion of x in x
0.493 * [taylor]: Taking taylor expansion of y in x
0.493 * [taylor]: Taking taylor expansion of (* 0.1 (+ x y)) in x
0.493 * [taylor]: Taking taylor expansion of 0.1 in x
0.493 * [taylor]: Taking taylor expansion of (+ x y) in x
0.493 * [taylor]: Taking taylor expansion of x in x
0.493 * [taylor]: Taking taylor expansion of y in x
0.493 * [taylor]: Taking taylor expansion of (* 0.1 y) in y
0.493 * [taylor]: Taking taylor expansion of 0.1 in y
0.493 * [taylor]: Taking taylor expansion of y in y
0.494 * [taylor]: Taking taylor expansion of 0.1 in y
0.496 * [taylor]: Taking taylor expansion of 0 in y
0.497 * [taylor]: Taking taylor expansion of 0 in y
0.497 * [approximate]: Taking taylor expansion of (* 0.1 (+ (/ 1 y) (/ 1 x))) in (x y) around 0
0.497 * [taylor]: Taking taylor expansion of (* 0.1 (+ (/ 1 y) (/ 1 x))) in y
0.497 * [taylor]: Taking taylor expansion of 0.1 in y
0.497 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.497 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.497 * [taylor]: Taking taylor expansion of y in y
0.498 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.498 * [taylor]: Taking taylor expansion of x in y
0.498 * [taylor]: Taking taylor expansion of (* 0.1 (+ (/ 1 y) (/ 1 x))) in x
0.498 * [taylor]: Taking taylor expansion of 0.1 in x
0.498 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.498 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.498 * [taylor]: Taking taylor expansion of y in x
0.498 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.498 * [taylor]: Taking taylor expansion of x in x
0.498 * [taylor]: Taking taylor expansion of (* 0.1 (+ (/ 1 y) (/ 1 x))) in x
0.498 * [taylor]: Taking taylor expansion of 0.1 in x
0.498 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.498 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.498 * [taylor]: Taking taylor expansion of y in x
0.498 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.498 * [taylor]: Taking taylor expansion of x in x
0.499 * [taylor]: Taking taylor expansion of 0.1 in y
0.500 * [taylor]: Taking taylor expansion of (* 0.1 (/ 1 y)) in y
0.500 * [taylor]: Taking taylor expansion of 0.1 in y
0.500 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.500 * [taylor]: Taking taylor expansion of y in y
0.502 * [taylor]: Taking taylor expansion of 0 in y
0.504 * [taylor]: Taking taylor expansion of 0 in y
0.507 * [taylor]: Taking taylor expansion of 0 in y
0.507 * [approximate]: Taking taylor expansion of (* -0.1 (+ (/ 1 y) (/ 1 x))) in (x y) around 0
0.507 * [taylor]: Taking taylor expansion of (* -0.1 (+ (/ 1 y) (/ 1 x))) in y
0.507 * [taylor]: Taking taylor expansion of -0.1 in y
0.507 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.507 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.507 * [taylor]: Taking taylor expansion of y in y
0.508 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.508 * [taylor]: Taking taylor expansion of x in y
0.508 * [taylor]: Taking taylor expansion of (* -0.1 (+ (/ 1 y) (/ 1 x))) in x
0.508 * [taylor]: Taking taylor expansion of -0.1 in x
0.508 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.508 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.508 * [taylor]: Taking taylor expansion of y in x
0.508 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.508 * [taylor]: Taking taylor expansion of x in x
0.508 * [taylor]: Taking taylor expansion of (* -0.1 (+ (/ 1 y) (/ 1 x))) in x
0.508 * [taylor]: Taking taylor expansion of -0.1 in x
0.508 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.508 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.508 * [taylor]: Taking taylor expansion of y in x
0.508 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.508 * [taylor]: Taking taylor expansion of x in x
0.509 * [taylor]: Taking taylor expansion of -0.1 in y
0.513 * [taylor]: Taking taylor expansion of (neg (* 0.1 (/ 1 y))) in y
0.513 * [taylor]: Taking taylor expansion of (* 0.1 (/ 1 y)) in y
0.513 * [taylor]: Taking taylor expansion of 0.1 in y
0.513 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.513 * [taylor]: Taking taylor expansion of y in y
0.516 * [taylor]: Taking taylor expansion of 0 in y
0.518 * [taylor]: Taking taylor expansion of 0 in y
0.521 * [taylor]: Taking taylor expansion of 0 in y
0.522 * * * [progress]: simplifying candidates
0.522 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.1 (+ x y))
  (+ (log 0.1) (log (+ x y)))
  (log (* 0.1 (+ x y)))
  (exp (* 0.1 (+ x y)))
  (* (* (* 0.1 0.1) 0.1) (* (* (+ x y) (+ x y)) (+ x y)))
  (* (cbrt (* 0.1 (+ x y))) (cbrt (* 0.1 (+ x y))))
  (cbrt (* 0.1 (+ x y)))
  (* (* (* 0.1 (+ x y)) (* 0.1 (+ x y))) (* 0.1 (+ x y)))
  (sqrt (* 0.1 (+ x y)))
  (sqrt (* 0.1 (+ x y)))
  (* (sqrt 0.1) (sqrt (+ x y)))
  (* (sqrt 0.1) (sqrt (+ x y)))
  (* 0.1 x)
  (* 0.1 y)
  (* x 0.1)
  (* y 0.1)
  (* 0.1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (* 0.1 (sqrt (+ x y)))
  (* 0.1 1)
  (* 0.1 1)
  (* (cbrt 0.1) (+ x y))
  (* (sqrt 0.1) (+ x y))
  (* 0.1 (+ x y))
  (* 0.1 (+ (pow x 3) (pow y 3)))
  (* 0.1 (- (* x x) (* y y)))
  (+ (* 0.1 x) (* 0.1 y))
  (+ (* 0.1 x) (* 0.1 y))
  (+ (* 0.1 x) (* 0.1 y))
0.525 * * [simplify]: iteration  0 :  125  enodes  (cost  86 )
0.528 * * [simplify]: iteration  1 :  532  enodes  (cost  76 )
0.539 * * [simplify]: iteration  2 :  2145  enodes  (cost  76 )
0.571 * * [simplify]: iteration  3 :  5001  enodes  (cost  76 )
0.572 * [simplify]: Simplified to:
   (* 0.1 (+ x y))
  (log (* 0.1 (+ x y)))
  (log (* 0.1 (+ x y)))
  (exp (* 0.1 (+ x y)))
  (pow (* 0.1 (+ x y)) 3)
  (* (cbrt (* 0.1 (+ x y))) (cbrt (* 0.1 (+ x y))))
  (cbrt (* 0.1 (+ x y)))
  (pow (* 0.1 (+ x y)) 3)
  (sqrt (* 0.1 (+ x y)))
  (sqrt (* 0.1 (+ x y)))
  (* (sqrt 0.1) (sqrt (+ x y)))
  (* (sqrt 0.1) (sqrt (+ x y)))
  (* 0.1 x)
  (* 0.1 y)
  (* 0.1 x)
  (* 0.1 y)
  (* 0.1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (* 0.1 (sqrt (+ x y)))
  0.1
  0.1
  (* (cbrt 0.1) (+ x y))
  (* (sqrt 0.1) (+ x y))
  (* 0.1 (+ x y))
  (* 0.1 (+ (pow x 3) (pow y 3)))
  (* 0.1 (- (* x x) (* y y)))
  (* 0.1 (+ x y))
  (* 0.1 (+ x y))
  (* 0.1 (+ x y))
0.572 * * * [progress]: adding candidates to table
0.597 * [progress]: [Phase 3 of 3] Extracting.
0.597 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* 0.1 (+ x y)))> #<alt (λ (x y) (/ (+ x y) 10.0))>)
0.597 * * * [regime-changes]: Trying 4 branch expressions: ((+ x y) (/ (+ x y) 10.0) y x)
0.598 * * * * [regimes]: Trying to branch on (+ x y) from (#<alt (λ (x y) (* 0.1 (+ x y)))> #<alt (λ (x y) (/ (+ x y) 10.0))>)
0.609 * * * * [regimes]: Trying to branch on (/ (+ x y) 10.0) from (#<alt (λ (x y) (* 0.1 (+ x y)))> #<alt (λ (x y) (/ (+ x y) 10.0))>)
0.622 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* 0.1 (+ x y)))> #<alt (λ (x y) (/ (+ x y) 10.0))>)
0.633 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* 0.1 (+ x y)))> #<alt (λ (x y) (/ (+ x y) 10.0))>)
0.643 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.644 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x y) 10.0)
0.644 * * [simplify]: iteration  0 :  6  enodes  (cost  2 )
0.645 * * [simplify]: iteration  1 :  6  enodes  (cost  2 )
0.645 * [simplify]: Simplified to:
   (/ (+ x y) 10.0)
0.998 * [regime-testing]: Baseline error score: 0.012251531441430178
0.998 * [regime-testing]: Oracle error score: 0.007625953244155519
1.000 * [regime-testing]: End program error score: 0.012251531441430178