72.717 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.012 * * * [progress]: [2/2] Setting up program.
0.015 * [progress]: [Phase 2 of 3] Improving.
0.015 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x y) (/ (* x y) 2.0))>
0.015 * [simplify]: Simplifying:
  (/ (* x y) 2.0)
0.015 * * [simplify]: iteration 0: 5 enodes
0.016 * * [simplify]: iteration 1: 8 enodes
0.017 * * [simplify]: iteration 2: 10 enodes
0.019 * * [simplify]: iteration 3: 13 enodes
0.021 * * [simplify]: iteration 4: 15 enodes
0.025 * * [simplify]: iteration 5: 16 enodes
0.034 * * [simplify]: iteration complete: 16 enodes
0.034 * * [simplify]: Extracting #0: cost 1 inf + 0
0.034 * * [simplify]: Extracting #1: cost 9 inf + 0
0.034 * * [simplify]: Extracting #2: cost 4 inf + 87
0.034 * * [simplify]: Extracting #3: cost 0 inf + 296
0.034 * [simplify]: Simplified to:
  (/ (* x y) 2.0)
0.035 * * [progress]: iteration 1 / 4
0.035 * * * [progress]: picking best candidate
0.038 * * * * [pick]: Picked  #<alt (λ (x y) (/ (* x y) 2.0))>
0.039 * * * [progress]: localizing error
0.050 * * * [progress]: generating rewritten candidates
0.050 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.069 * * * [progress]: generating series expansions
0.069 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.069 * [backup-simplify]: Simplify (/ (* x y) 2.0) into (* 0.5 (* x y))
0.069 * [approximate]: Taking taylor expansion of (* 0.5 (* x y)) in (x y) around 0
0.069 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in y
0.069 * [taylor]: Taking taylor expansion of 0.5 in y
0.069 * [backup-simplify]: Simplify 0.5 into 0.5
0.069 * [taylor]: Taking taylor expansion of (* x y) in y
0.069 * [taylor]: Taking taylor expansion of x in y
0.069 * [backup-simplify]: Simplify x into x
0.069 * [taylor]: Taking taylor expansion of y in y
0.069 * [backup-simplify]: Simplify 0 into 0
0.069 * [backup-simplify]: Simplify 1 into 1
0.069 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x
0.070 * [taylor]: Taking taylor expansion of 0.5 in x
0.070 * [backup-simplify]: Simplify 0.5 into 0.5
0.070 * [taylor]: Taking taylor expansion of (* x y) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify 1 into 1
0.070 * [taylor]: Taking taylor expansion of y in x
0.070 * [backup-simplify]: Simplify y into y
0.070 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x
0.070 * [taylor]: Taking taylor expansion of 0.5 in x
0.070 * [backup-simplify]: Simplify 0.5 into 0.5
0.070 * [taylor]: Taking taylor expansion of (* x y) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify 1 into 1
0.070 * [taylor]: Taking taylor expansion of y in x
0.070 * [backup-simplify]: Simplify y into y
0.070 * [backup-simplify]: Simplify (* 0 y) into 0
0.071 * [backup-simplify]: Simplify (* 0.5 0) into 0
0.071 * [taylor]: Taking taylor expansion of 0 in y
0.071 * [backup-simplify]: Simplify 0 into 0
0.071 * [backup-simplify]: Simplify 0 into 0
0.071 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.072 * [backup-simplify]: Simplify (+ (* 0.5 y) (* 0 0)) into (* 0.5 y)
0.072 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
0.072 * [taylor]: Taking taylor expansion of 0.5 in y
0.072 * [backup-simplify]: Simplify 0.5 into 0.5
0.072 * [taylor]: Taking taylor expansion of y in y
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify 1 into 1
0.072 * [backup-simplify]: Simplify (* 0.5 0) into 0
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify 0 into 0
0.073 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.074 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 y) (* 0 0))) into 0
0.074 * [taylor]: Taking taylor expansion of 0 in y
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 0 into 0
0.075 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
0.075 * [backup-simplify]: Simplify 0.5 into 0.5
0.076 * [backup-simplify]: Simplify 0 into 0
0.077 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.078 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 y) (* 0 0)))) into 0
0.078 * [taylor]: Taking taylor expansion of 0 in y
0.078 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify 0 into 0
0.079 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
0.079 * [backup-simplify]: Simplify 0 into 0
0.079 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.082 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 y) (* 0 0))))) into 0
0.082 * [taylor]: Taking taylor expansion of 0 in y
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify (* 0.5 (* y x)) into (* 0.5 (* x y))
0.082 * [backup-simplify]: Simplify (/ (* (/ 1 x) (/ 1 y)) 2.0) into (/ 0.5 (* x y))
0.082 * [approximate]: Taking taylor expansion of (/ 0.5 (* x y)) in (x y) around 0
0.082 * [taylor]: Taking taylor expansion of (/ 0.5 (* x y)) in y
0.082 * [taylor]: Taking taylor expansion of 0.5 in y
0.082 * [backup-simplify]: Simplify 0.5 into 0.5
0.082 * [taylor]: Taking taylor expansion of (* x y) in y
0.083 * [taylor]: Taking taylor expansion of x in y
0.083 * [backup-simplify]: Simplify x into x
0.083 * [taylor]: Taking taylor expansion of y in y
0.083 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify 1 into 1
0.083 * [backup-simplify]: Simplify (* x 0) into 0
0.083 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.083 * [backup-simplify]: Simplify (/ 0.5 x) into (/ 0.5 x)
0.083 * [taylor]: Taking taylor expansion of (/ 0.5 (* x y)) in x
0.083 * [taylor]: Taking taylor expansion of 0.5 in x
0.083 * [backup-simplify]: Simplify 0.5 into 0.5
0.083 * [taylor]: Taking taylor expansion of (* x y) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.083 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify 1 into 1
0.083 * [taylor]: Taking taylor expansion of y in x
0.083 * [backup-simplify]: Simplify y into y
0.083 * [backup-simplify]: Simplify (* 0 y) into 0
0.084 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.084 * [backup-simplify]: Simplify (/ 0.5 y) into (/ 0.5 y)
0.084 * [taylor]: Taking taylor expansion of (/ 0.5 (* x y)) in x
0.084 * [taylor]: Taking taylor expansion of 0.5 in x
0.084 * [backup-simplify]: Simplify 0.5 into 0.5
0.084 * [taylor]: Taking taylor expansion of (* x y) in x
0.084 * [taylor]: Taking taylor expansion of x in x
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify 1 into 1
0.084 * [taylor]: Taking taylor expansion of y in x
0.084 * [backup-simplify]: Simplify y into y
0.084 * [backup-simplify]: Simplify (* 0 y) into 0
0.085 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.085 * [backup-simplify]: Simplify (/ 0.5 y) into (/ 0.5 y)
0.085 * [taylor]: Taking taylor expansion of (/ 0.5 y) in y
0.085 * [taylor]: Taking taylor expansion of 0.5 in y
0.085 * [backup-simplify]: Simplify 0.5 into 0.5
0.085 * [taylor]: Taking taylor expansion of y in y
0.085 * [backup-simplify]: Simplify 0 into 0
0.085 * [backup-simplify]: Simplify 1 into 1
0.085 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.085 * [backup-simplify]: Simplify 0.5 into 0.5
0.086 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.086 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 0.5 y) (/ 0 y)))) into 0
0.086 * [taylor]: Taking taylor expansion of 0 in y
0.086 * [backup-simplify]: Simplify 0 into 0
0.087 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)))) into 0
0.087 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.089 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 0.5 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.089 * [taylor]: Taking taylor expansion of 0 in y
0.089 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.090 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.092 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 0.5 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.092 * [taylor]: Taking taylor expansion of 0 in y
0.092 * [backup-simplify]: Simplify 0 into 0
0.092 * [backup-simplify]: Simplify 0 into 0
0.092 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify (* 0.5 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x)))) into (* 0.5 (* x y))
0.093 * [backup-simplify]: Simplify (/ (* (/ 1 (- x)) (/ 1 (- y))) 2.0) into (/ 0.5 (* x y))
0.093 * [approximate]: Taking taylor expansion of (/ 0.5 (* x y)) in (x y) around 0
0.093 * [taylor]: Taking taylor expansion of (/ 0.5 (* x y)) in y
0.093 * [taylor]: Taking taylor expansion of 0.5 in y
0.093 * [backup-simplify]: Simplify 0.5 into 0.5
0.093 * [taylor]: Taking taylor expansion of (* x y) in y
0.093 * [taylor]: Taking taylor expansion of x in y
0.093 * [backup-simplify]: Simplify x into x
0.093 * [taylor]: Taking taylor expansion of y in y
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 1 into 1
0.094 * [backup-simplify]: Simplify (* x 0) into 0
0.094 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.094 * [backup-simplify]: Simplify (/ 0.5 x) into (/ 0.5 x)
0.094 * [taylor]: Taking taylor expansion of (/ 0.5 (* x y)) in x
0.094 * [taylor]: Taking taylor expansion of 0.5 in x
0.094 * [backup-simplify]: Simplify 0.5 into 0.5
0.094 * [taylor]: Taking taylor expansion of (* x y) in x
0.094 * [taylor]: Taking taylor expansion of x in x
0.094 * [backup-simplify]: Simplify 0 into 0
0.094 * [backup-simplify]: Simplify 1 into 1
0.094 * [taylor]: Taking taylor expansion of y in x
0.094 * [backup-simplify]: Simplify y into y
0.094 * [backup-simplify]: Simplify (* 0 y) into 0
0.095 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.095 * [backup-simplify]: Simplify (/ 0.5 y) into (/ 0.5 y)
0.095 * [taylor]: Taking taylor expansion of (/ 0.5 (* x y)) in x
0.095 * [taylor]: Taking taylor expansion of 0.5 in x
0.095 * [backup-simplify]: Simplify 0.5 into 0.5
0.095 * [taylor]: Taking taylor expansion of (* x y) in x
0.095 * [taylor]: Taking taylor expansion of x in x
0.095 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify 1 into 1
0.095 * [taylor]: Taking taylor expansion of y in x
0.095 * [backup-simplify]: Simplify y into y
0.095 * [backup-simplify]: Simplify (* 0 y) into 0
0.095 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.095 * [backup-simplify]: Simplify (/ 0.5 y) into (/ 0.5 y)
0.096 * [taylor]: Taking taylor expansion of (/ 0.5 y) in y
0.096 * [taylor]: Taking taylor expansion of 0.5 in y
0.096 * [backup-simplify]: Simplify 0.5 into 0.5
0.096 * [taylor]: Taking taylor expansion of y in y
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [backup-simplify]: Simplify 1 into 1
0.096 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.096 * [backup-simplify]: Simplify 0.5 into 0.5
0.097 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.098 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 0.5 y) (/ 0 y)))) into 0
0.098 * [taylor]: Taking taylor expansion of 0 in y
0.098 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)))) into 0
0.099 * [backup-simplify]: Simplify 0 into 0
0.100 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.100 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 0.5 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.100 * [taylor]: Taking taylor expansion of 0 in y
0.100 * [backup-simplify]: Simplify 0 into 0
0.100 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.101 * [backup-simplify]: Simplify 0 into 0
0.103 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.103 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 0.5 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.103 * [taylor]: Taking taylor expansion of 0 in y
0.103 * [backup-simplify]: Simplify 0 into 0
0.103 * [backup-simplify]: Simplify 0 into 0
0.103 * [backup-simplify]: Simplify 0 into 0
0.104 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.104 * [backup-simplify]: Simplify 0 into 0
0.104 * [backup-simplify]: Simplify (* 0.5 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x))))) into (* 0.5 (* x y))
0.104 * * * [progress]: simplifying candidates
0.104 * * * * [progress]: [ 1 / 27 ] simplifiying candidate #<alt (λ (x y) (log1p (expm1 (/ (* x y) 2.0))))>
0.104 * * * * [progress]: [ 2 / 27 ] simplifiying candidate #<alt (λ (x y) (expm1 (log1p (/ (* x y) 2.0))))>
0.104 * * * * [progress]: [ 3 / 27 ] simplifiying candidate #<alt (λ (x y) (pow (/ (* x y) 2.0) 1))>
0.104 * * * * [progress]: [ 4 / 27 ] simplifiying candidate #<alt (λ (x y) (exp (- (+ (log x) (log y)) (log 2.0))))>
0.104 * * * * [progress]: [ 5 / 27 ] simplifiying candidate #<alt (λ (x y) (exp (- (log (* x y)) (log 2.0))))>
0.105 * * * * [progress]: [ 6 / 27 ] simplifiying candidate #<alt (λ (x y) (exp (log (/ (* x y) 2.0))))>
0.105 * * * * [progress]: [ 7 / 27 ] simplifiying candidate #<alt (λ (x y) (log (exp (/ (* x y) 2.0))))>
0.105 * * * * [progress]: [ 8 / 27 ] simplifiying candidate #<alt (λ (x y) (cbrt (/ (* (* (* x x) x) (* (* y y) y)) (* (* 2.0 2.0) 2.0))))>
0.105 * * * * [progress]: [ 9 / 27 ] simplifiying candidate #<alt (λ (x y) (cbrt (/ (* (* (* x y) (* x y)) (* x y)) (* (* 2.0 2.0) 2.0))))>
0.105 * * * * [progress]: [ 10 / 27 ] simplifiying candidate #<alt (λ (x y) (* (* (cbrt (/ (* x y) 2.0)) (cbrt (/ (* x y) 2.0))) (cbrt (/ (* x y) 2.0))))>
0.105 * * * * [progress]: [ 11 / 27 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (/ (* x y) 2.0) (/ (* x y) 2.0)) (/ (* x y) 2.0))))>
0.105 * * * * [progress]: [ 12 / 27 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (/ (* x y) 2.0)) (sqrt (/ (* x y) 2.0))))>
0.105 * * * * [progress]: [ 13 / 27 ] simplifiying candidate #<alt (λ (x y) (/ (- (* x y)) (- 2.0)))>
0.105 * * * * [progress]: [ 14 / 27 ] simplifiying candidate #<alt (λ (x y) (* (/ x (* (cbrt 2.0) (cbrt 2.0))) (/ y (cbrt 2.0))))>
0.105 * * * * [progress]: [ 15 / 27 ] simplifiying candidate #<alt (λ (x y) (* (/ x (sqrt 2.0)) (/ y (sqrt 2.0))))>
0.105 * * * * [progress]: [ 16 / 27 ] simplifiying candidate #<alt (λ (x y) (* (/ x 1) (/ y 2.0)))>
0.105 * * * * [progress]: [ 17 / 27 ] simplifiying candidate #<alt (λ (x y) (* 1 (/ (* x y) 2.0)))>
0.105 * * * * [progress]: [ 18 / 27 ] simplifiying candidate #<alt (λ (x y) (* (* x y) (/ 1 2.0)))>
0.105 * * * * [progress]: [ 19 / 27 ] simplifiying candidate #<alt (λ (x y) (/ 1 (/ 2.0 (* x y))))>
0.105 * * * * [progress]: [ 20 / 27 ] simplifiying candidate #<alt (λ (x y) (/ (/ (* x y) (* (cbrt 2.0) (cbrt 2.0))) (cbrt 2.0)))>
0.105 * * * * [progress]: [ 21 / 27 ] simplifiying candidate #<alt (λ (x y) (/ (/ (* x y) (sqrt 2.0)) (sqrt 2.0)))>
0.105 * * * * [progress]: [ 22 / 27 ] simplifiying candidate #<alt (λ (x y) (/ (/ (* x y) 1) 2.0))>
0.105 * * * * [progress]: [ 23 / 27 ] simplifiying candidate #<alt (λ (x y) (/ x (/ 2.0 y)))>
0.106 * * * * [progress]: [ 24 / 27 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (/ (* x y) 2.0))))>
0.106 * * * * [progress]: [ 25 / 27 ] simplifiying candidate #<alt (λ (x y) (* 0.5 (* x y)))>
0.106 * * * * [progress]: [ 26 / 27 ] simplifiying candidate #<alt (λ (x y) (* 0.5 (* x y)))>
0.106 * * * * [progress]: [ 27 / 27 ] simplifiying candidate #<alt (λ (x y) (* 0.5 (* x y)))>
0.106 * [simplify]: Simplifying:
  (expm1 (/ (* x y) 2.0))
  (log1p (/ (* x y) 2.0))
  (- (+ (log x) (log y)) (log 2.0))
  (- (log (* x y)) (log 2.0))
  (log (/ (* x y) 2.0))
  (exp (/ (* x y) 2.0))
  (/ (* (* (* x x) x) (* (* y y) y)) (* (* 2.0 2.0) 2.0))
  (/ (* (* (* x y) (* x y)) (* x y)) (* (* 2.0 2.0) 2.0))
  (* (cbrt (/ (* x y) 2.0)) (cbrt (/ (* x y) 2.0)))
  (cbrt (/ (* x y) 2.0))
  (* (* (/ (* x y) 2.0) (/ (* x y) 2.0)) (/ (* x y) 2.0))
  (sqrt (/ (* x y) 2.0))
  (sqrt (/ (* x y) 2.0))
  (- (* x y))
  (- 2.0)
  (/ x (* (cbrt 2.0) (cbrt 2.0)))
  (/ y (cbrt 2.0))
  (/ x (sqrt 2.0))
  (/ y (sqrt 2.0))
  (/ x 1)
  (/ y 2.0)
  (/ 1 2.0)
  (/ 2.0 (* x y))
  (/ (* x y) (* (cbrt 2.0) (cbrt 2.0)))
  (/ (* x y) (sqrt 2.0))
  (/ (* x y) 1)
  (/ 2.0 y)
  (real->posit16 (/ (* x y) 2.0))
  (* 0.5 (* x y))
  (* 0.5 (* x y))
  (* 0.5 (* x y))
0.107 * * [simplify]: iteration 0: 53 enodes
0.127 * * [simplify]: iteration 1: 126 enodes
0.181 * * [simplify]: iteration 2: 479 enodes
0.657 * * [simplify]: iteration 3: 2286 enodes
1.315 * * [simplify]: iteration complete: 5158 enodes
1.315 * * [simplify]: Extracting #0: cost 24 inf + 0
1.318 * * [simplify]: Extracting #1: cost 1153 inf + 1
1.332 * * [simplify]: Extracting #2: cost 1892 inf + 5050
1.383 * * [simplify]: Extracting #3: cost 923 inf + 137846
1.488 * * [simplify]: Extracting #4: cost 77 inf + 278349
1.617 * * [simplify]: Extracting #5: cost 1 inf + 292834
1.706 * * [simplify]: Extracting #6: cost 0 inf + 293037
1.810 * [simplify]: Simplified to:
  (expm1 (/ x (/ 2.0 y)))
  (log1p (/ x (/ 2.0 y)))
  (log (/ x (/ 2.0 y)))
  (log (/ x (/ 2.0 y)))
  (log (/ x (/ 2.0 y)))
  (exp (/ x (/ 2.0 y)))
  (* (* (/ x (/ 2.0 y)) (/ x (/ 2.0 y))) (/ x (/ 2.0 y)))
  (* (* (/ x (/ 2.0 y)) (/ x (/ 2.0 y))) (/ x (/ 2.0 y)))
  (* (cbrt (/ x (/ 2.0 y))) (cbrt (/ x (/ 2.0 y))))
  (cbrt (/ x (/ 2.0 y)))
  (* (* (/ x (/ 2.0 y)) (/ x (/ 2.0 y))) (/ x (/ 2.0 y)))
  (sqrt (/ x (/ 2.0 y)))
  (sqrt (/ x (/ 2.0 y)))
  (* x (- y))
  (- 2.0)
  (/ (/ x (cbrt 2.0)) (cbrt 2.0))
  (/ y (cbrt 2.0))
  (/ x (sqrt 2.0))
  (/ y (sqrt 2.0))
  x
  (/ y 2.0)
  (/ 1 2.0)
  (/ 2.0 (* x y))
  (/ (* (/ y (cbrt 2.0)) x) (cbrt 2.0))
  (* (/ x (sqrt 2.0)) y)
  (* x y)
  (/ 2.0 y)
  (real->posit16 (/ x (/ 2.0 y)))
  (* 0.5 (* x y))
  (* 0.5 (* x y))
  (* 0.5 (* x y))
1.811 * * * [progress]: adding candidates to table
1.901 * * [progress]: iteration 2 / 4
1.901 * * * [progress]: picking best candidate
1.904 * * * * [pick]: Picked  #<alt (λ (x y) (* x (/ y 2.0)))>
1.904 * * * [progress]: localizing error
1.910 * * * [progress]: generating rewritten candidates
1.910 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.918 * * * [progress]: generating series expansions
1.919 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.919 * [backup-simplify]: Simplify (* x (/ y 2.0)) into (* 0.5 (* x y))
1.919 * [approximate]: Taking taylor expansion of (* 0.5 (* x y)) in (x y) around 0
1.919 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in y
1.919 * [taylor]: Taking taylor expansion of 0.5 in y
1.919 * [backup-simplify]: Simplify 0.5 into 0.5
1.919 * [taylor]: Taking taylor expansion of (* x y) in y
1.919 * [taylor]: Taking taylor expansion of x in y
1.919 * [backup-simplify]: Simplify x into x
1.919 * [taylor]: Taking taylor expansion of y in y
1.919 * [backup-simplify]: Simplify 0 into 0
1.919 * [backup-simplify]: Simplify 1 into 1
1.919 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x
1.919 * [taylor]: Taking taylor expansion of 0.5 in x
1.919 * [backup-simplify]: Simplify 0.5 into 0.5
1.919 * [taylor]: Taking taylor expansion of (* x y) in x
1.919 * [taylor]: Taking taylor expansion of x in x
1.919 * [backup-simplify]: Simplify 0 into 0
1.919 * [backup-simplify]: Simplify 1 into 1
1.919 * [taylor]: Taking taylor expansion of y in x
1.919 * [backup-simplify]: Simplify y into y
1.919 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x
1.919 * [taylor]: Taking taylor expansion of 0.5 in x
1.919 * [backup-simplify]: Simplify 0.5 into 0.5
1.919 * [taylor]: Taking taylor expansion of (* x y) in x
1.919 * [taylor]: Taking taylor expansion of x in x
1.919 * [backup-simplify]: Simplify 0 into 0
1.919 * [backup-simplify]: Simplify 1 into 1
1.919 * [taylor]: Taking taylor expansion of y in x
1.919 * [backup-simplify]: Simplify y into y
1.919 * [backup-simplify]: Simplify (* 0 y) into 0
1.920 * [backup-simplify]: Simplify (* 0.5 0) into 0
1.920 * [taylor]: Taking taylor expansion of 0 in y
1.920 * [backup-simplify]: Simplify 0 into 0
1.920 * [backup-simplify]: Simplify 0 into 0
1.920 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
1.920 * [backup-simplify]: Simplify (+ (* 0.5 y) (* 0 0)) into (* 0.5 y)
1.920 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
1.920 * [taylor]: Taking taylor expansion of 0.5 in y
1.920 * [backup-simplify]: Simplify 0.5 into 0.5
1.920 * [taylor]: Taking taylor expansion of y in y
1.920 * [backup-simplify]: Simplify 0 into 0
1.920 * [backup-simplify]: Simplify 1 into 1
1.921 * [backup-simplify]: Simplify (* 0.5 0) into 0
1.921 * [backup-simplify]: Simplify 0 into 0
1.921 * [backup-simplify]: Simplify 0 into 0
1.921 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
1.922 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 y) (* 0 0))) into 0
1.922 * [taylor]: Taking taylor expansion of 0 in y
1.922 * [backup-simplify]: Simplify 0 into 0
1.922 * [backup-simplify]: Simplify 0 into 0
1.923 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
1.923 * [backup-simplify]: Simplify 0.5 into 0.5
1.923 * [backup-simplify]: Simplify 0 into 0
1.924 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
1.924 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 y) (* 0 0)))) into 0
1.924 * [taylor]: Taking taylor expansion of 0 in y
1.924 * [backup-simplify]: Simplify 0 into 0
1.924 * [backup-simplify]: Simplify 0 into 0
1.924 * [backup-simplify]: Simplify 0 into 0
1.925 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
1.925 * [backup-simplify]: Simplify 0 into 0
1.925 * [backup-simplify]: Simplify 0 into 0
1.926 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
1.927 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 y) (* 0 0))))) into 0
1.927 * [taylor]: Taking taylor expansion of 0 in y
1.927 * [backup-simplify]: Simplify 0 into 0
1.927 * [backup-simplify]: Simplify 0 into 0
1.927 * [backup-simplify]: Simplify (* 0.5 (* y x)) into (* 0.5 (* x y))
1.927 * [backup-simplify]: Simplify (* (/ 1 x) (/ (/ 1 y) 2.0)) into (/ 0.5 (* x y))
1.927 * [approximate]: Taking taylor expansion of (/ 0.5 (* x y)) in (x y) around 0
1.927 * [taylor]: Taking taylor expansion of (/ 0.5 (* x y)) in y
1.927 * [taylor]: Taking taylor expansion of 0.5 in y
1.927 * [backup-simplify]: Simplify 0.5 into 0.5
1.927 * [taylor]: Taking taylor expansion of (* x y) in y
1.927 * [taylor]: Taking taylor expansion of x in y
1.927 * [backup-simplify]: Simplify x into x
1.927 * [taylor]: Taking taylor expansion of y in y
1.927 * [backup-simplify]: Simplify 0 into 0
1.927 * [backup-simplify]: Simplify 1 into 1
1.927 * [backup-simplify]: Simplify (* x 0) into 0
1.928 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
1.928 * [backup-simplify]: Simplify (/ 0.5 x) into (/ 0.5 x)
1.928 * [taylor]: Taking taylor expansion of (/ 0.5 (* x y)) in x
1.928 * [taylor]: Taking taylor expansion of 0.5 in x
1.928 * [backup-simplify]: Simplify 0.5 into 0.5
1.928 * [taylor]: Taking taylor expansion of (* x y) in x
1.928 * [taylor]: Taking taylor expansion of x in x
1.928 * [backup-simplify]: Simplify 0 into 0
1.928 * [backup-simplify]: Simplify 1 into 1
1.928 * [taylor]: Taking taylor expansion of y in x
1.928 * [backup-simplify]: Simplify y into y
1.928 * [backup-simplify]: Simplify (* 0 y) into 0
1.928 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
1.928 * [backup-simplify]: Simplify (/ 0.5 y) into (/ 0.5 y)
1.928 * [taylor]: Taking taylor expansion of (/ 0.5 (* x y)) in x
1.928 * [taylor]: Taking taylor expansion of 0.5 in x
1.928 * [backup-simplify]: Simplify 0.5 into 0.5
1.928 * [taylor]: Taking taylor expansion of (* x y) in x
1.928 * [taylor]: Taking taylor expansion of x in x
1.928 * [backup-simplify]: Simplify 0 into 0
1.928 * [backup-simplify]: Simplify 1 into 1
1.928 * [taylor]: Taking taylor expansion of y in x
1.928 * [backup-simplify]: Simplify y into y
1.928 * [backup-simplify]: Simplify (* 0 y) into 0
1.928 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
1.929 * [backup-simplify]: Simplify (/ 0.5 y) into (/ 0.5 y)
1.929 * [taylor]: Taking taylor expansion of (/ 0.5 y) in y
1.929 * [taylor]: Taking taylor expansion of 0.5 in y
1.929 * [backup-simplify]: Simplify 0.5 into 0.5
1.929 * [taylor]: Taking taylor expansion of y in y
1.929 * [backup-simplify]: Simplify 0 into 0
1.929 * [backup-simplify]: Simplify 1 into 1
1.929 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
1.929 * [backup-simplify]: Simplify 0.5 into 0.5
1.929 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
1.930 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 0.5 y) (/ 0 y)))) into 0
1.930 * [taylor]: Taking taylor expansion of 0 in y
1.930 * [backup-simplify]: Simplify 0 into 0
1.930 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)))) into 0
1.930 * [backup-simplify]: Simplify 0 into 0
1.931 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
1.931 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 0.5 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.931 * [taylor]: Taking taylor expansion of 0 in y
1.931 * [backup-simplify]: Simplify 0 into 0
1.931 * [backup-simplify]: Simplify 0 into 0
1.932 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.932 * [backup-simplify]: Simplify 0 into 0
1.933 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
1.933 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 0.5 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.933 * [taylor]: Taking taylor expansion of 0 in y
1.933 * [backup-simplify]: Simplify 0 into 0
1.933 * [backup-simplify]: Simplify 0 into 0
1.933 * [backup-simplify]: Simplify 0 into 0
1.933 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.933 * [backup-simplify]: Simplify 0 into 0
1.934 * [backup-simplify]: Simplify (* 0.5 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x)))) into (* 0.5 (* x y))
1.934 * [backup-simplify]: Simplify (* (/ 1 (- x)) (/ (/ 1 (- y)) 2.0)) into (/ 0.5 (* x y))
1.934 * [approximate]: Taking taylor expansion of (/ 0.5 (* x y)) in (x y) around 0
1.934 * [taylor]: Taking taylor expansion of (/ 0.5 (* x y)) in y
1.934 * [taylor]: Taking taylor expansion of 0.5 in y
1.934 * [backup-simplify]: Simplify 0.5 into 0.5
1.934 * [taylor]: Taking taylor expansion of (* x y) in y
1.934 * [taylor]: Taking taylor expansion of x in y
1.934 * [backup-simplify]: Simplify x into x
1.934 * [taylor]: Taking taylor expansion of y in y
1.934 * [backup-simplify]: Simplify 0 into 0
1.934 * [backup-simplify]: Simplify 1 into 1
1.934 * [backup-simplify]: Simplify (* x 0) into 0
1.934 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
1.934 * [backup-simplify]: Simplify (/ 0.5 x) into (/ 0.5 x)
1.934 * [taylor]: Taking taylor expansion of (/ 0.5 (* x y)) in x
1.934 * [taylor]: Taking taylor expansion of 0.5 in x
1.934 * [backup-simplify]: Simplify 0.5 into 0.5
1.934 * [taylor]: Taking taylor expansion of (* x y) in x
1.934 * [taylor]: Taking taylor expansion of x in x
1.934 * [backup-simplify]: Simplify 0 into 0
1.934 * [backup-simplify]: Simplify 1 into 1
1.934 * [taylor]: Taking taylor expansion of y in x
1.934 * [backup-simplify]: Simplify y into y
1.934 * [backup-simplify]: Simplify (* 0 y) into 0
1.935 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
1.935 * [backup-simplify]: Simplify (/ 0.5 y) into (/ 0.5 y)
1.935 * [taylor]: Taking taylor expansion of (/ 0.5 (* x y)) in x
1.935 * [taylor]: Taking taylor expansion of 0.5 in x
1.935 * [backup-simplify]: Simplify 0.5 into 0.5
1.935 * [taylor]: Taking taylor expansion of (* x y) in x
1.935 * [taylor]: Taking taylor expansion of x in x
1.935 * [backup-simplify]: Simplify 0 into 0
1.935 * [backup-simplify]: Simplify 1 into 1
1.935 * [taylor]: Taking taylor expansion of y in x
1.935 * [backup-simplify]: Simplify y into y
1.935 * [backup-simplify]: Simplify (* 0 y) into 0
1.935 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
1.935 * [backup-simplify]: Simplify (/ 0.5 y) into (/ 0.5 y)
1.935 * [taylor]: Taking taylor expansion of (/ 0.5 y) in y
1.935 * [taylor]: Taking taylor expansion of 0.5 in y
1.935 * [backup-simplify]: Simplify 0.5 into 0.5
1.935 * [taylor]: Taking taylor expansion of y in y
1.935 * [backup-simplify]: Simplify 0 into 0
1.935 * [backup-simplify]: Simplify 1 into 1
1.936 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
1.936 * [backup-simplify]: Simplify 0.5 into 0.5
1.936 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
1.936 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 0.5 y) (/ 0 y)))) into 0
1.936 * [taylor]: Taking taylor expansion of 0 in y
1.936 * [backup-simplify]: Simplify 0 into 0
1.937 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)))) into 0
1.937 * [backup-simplify]: Simplify 0 into 0
1.937 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
1.938 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 0.5 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.938 * [taylor]: Taking taylor expansion of 0 in y
1.938 * [backup-simplify]: Simplify 0 into 0
1.938 * [backup-simplify]: Simplify 0 into 0
1.938 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.938 * [backup-simplify]: Simplify 0 into 0
1.939 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
1.940 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 0.5 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.940 * [taylor]: Taking taylor expansion of 0 in y
1.940 * [backup-simplify]: Simplify 0 into 0
1.940 * [backup-simplify]: Simplify 0 into 0
1.940 * [backup-simplify]: Simplify 0 into 0
1.940 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.940 * [backup-simplify]: Simplify 0 into 0
1.940 * [backup-simplify]: Simplify (* 0.5 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x))))) into (* 0.5 (* x y))
1.940 * * * [progress]: simplifying candidates
1.940 * * * * [progress]: [ 1 / 38 ] simplifiying candidate #<alt (λ (x y) (log1p (expm1 (* x (/ y 2.0)))))>
1.941 * * * * [progress]: [ 2 / 38 ] simplifiying candidate #<alt (λ (x y) (expm1 (log1p (* x (/ y 2.0)))))>
1.941 * * * * [progress]: [ 3 / 38 ] simplifiying candidate #<alt (λ (x y) (pow (* x (/ y 2.0)) 1))>
1.941 * * * * [progress]: [ 4 / 38 ] simplifiying candidate #<alt (λ (x y) (pow (* x (/ y 2.0)) 1))>
1.941 * * * * [progress]: [ 5 / 38 ] simplifiying candidate #<alt (λ (x y) (exp (+ (log x) (- (log y) (log 2.0)))))>
1.941 * * * * [progress]: [ 6 / 38 ] simplifiying candidate #<alt (λ (x y) (exp (+ (log x) (log (/ y 2.0)))))>
1.941 * * * * [progress]: [ 7 / 38 ] simplifiying candidate #<alt (λ (x y) (exp (log (* x (/ y 2.0)))))>
1.941 * * * * [progress]: [ 8 / 38 ] simplifiying candidate #<alt (λ (x y) (log (exp (* x (/ y 2.0)))))>
1.941 * * * * [progress]: [ 9 / 38 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (* x x) x) (/ (* (* y y) y) (* (* 2.0 2.0) 2.0)))))>
1.941 * * * * [progress]: [ 10 / 38 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (* x x) x) (* (* (/ y 2.0) (/ y 2.0)) (/ y 2.0)))))>
1.941 * * * * [progress]: [ 11 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* (cbrt (* x (/ y 2.0))) (cbrt (* x (/ y 2.0)))) (cbrt (* x (/ y 2.0)))))>
1.941 * * * * [progress]: [ 12 / 38 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (* x (/ y 2.0)) (* x (/ y 2.0))) (* x (/ y 2.0)))))>
1.941 * * * * [progress]: [ 13 / 38 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (* x (/ y 2.0))) (sqrt (* x (/ y 2.0)))))>
1.941 * * * * [progress]: [ 14 / 38 ] simplifiying candidate #<alt (λ (x y) (* 1 (* x (/ y 2.0))))>
1.941 * * * * [progress]: [ 15 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* (sqrt x) (sqrt (/ y 2.0))) (* (sqrt x) (sqrt (/ y 2.0)))))>
1.941 * * * * [progress]: [ 16 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* (sqrt x) (/ (sqrt y) (sqrt 2.0))) (* (sqrt x) (/ (sqrt y) (sqrt 2.0)))))>
1.941 * * * * [progress]: [ 17 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x (* (cbrt (/ y 2.0)) (cbrt (/ y 2.0)))) (cbrt (/ y 2.0))))>
1.941 * * * * [progress]: [ 18 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x (sqrt (/ y 2.0))) (sqrt (/ y 2.0))))>
1.941 * * * * [progress]: [ 19 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x (/ (* (cbrt y) (cbrt y)) (* (cbrt 2.0) (cbrt 2.0)))) (/ (cbrt y) (cbrt 2.0))))>
1.941 * * * * [progress]: [ 20 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x (/ (* (cbrt y) (cbrt y)) (sqrt 2.0))) (/ (cbrt y) (sqrt 2.0))))>
1.941 * * * * [progress]: [ 21 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x (/ (* (cbrt y) (cbrt y)) 1)) (/ (cbrt y) 2.0)))>
1.941 * * * * [progress]: [ 22 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x (/ (sqrt y) (* (cbrt 2.0) (cbrt 2.0)))) (/ (sqrt y) (cbrt 2.0))))>
1.941 * * * * [progress]: [ 23 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x (/ (sqrt y) (sqrt 2.0))) (/ (sqrt y) (sqrt 2.0))))>
1.941 * * * * [progress]: [ 24 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x (/ (sqrt y) 1)) (/ (sqrt y) 2.0)))>
1.941 * * * * [progress]: [ 25 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (/ y (cbrt 2.0))))>
1.941 * * * * [progress]: [ 26 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x (/ 1 (sqrt 2.0))) (/ y (sqrt 2.0))))>
1.941 * * * * [progress]: [ 27 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x (/ 1 1)) (/ y 2.0)))>
1.941 * * * * [progress]: [ 28 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x 1) (/ y 2.0)))>
1.941 * * * * [progress]: [ 29 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* x y) (/ 1 2.0)))>
1.941 * * * * [progress]: [ 30 / 38 ] simplifiying candidate #<alt (λ (x y) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (/ y 2.0))))>
1.942 * * * * [progress]: [ 31 / 38 ] simplifiying candidate #<alt (λ (x y) (* (sqrt x) (* (sqrt x) (/ y 2.0))))>
1.942 * * * * [progress]: [ 32 / 38 ] simplifiying candidate #<alt (λ (x y) (* 1 (* x (/ y 2.0))))>
1.942 * * * * [progress]: [ 33 / 38 ] simplifiying candidate #<alt (λ (x y) (/ (* x y) 2.0))>
1.942 * * * * [progress]: [ 34 / 38 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (* x (/ y 2.0)))))>
1.942 * * * * [progress]: [ 35 / 38 ] simplifiying candidate #<alt (λ (x y) (* (/ y 2.0) x))>
1.942 * * * * [progress]: [ 36 / 38 ] simplifiying candidate #<alt (λ (x y) (* 0.5 (* x y)))>
1.942 * * * * [progress]: [ 37 / 38 ] simplifiying candidate #<alt (λ (x y) (* 0.5 (* x y)))>
1.942 * * * * [progress]: [ 38 / 38 ] simplifiying candidate #<alt (λ (x y) (* 0.5 (* x y)))>
1.942 * [simplify]: Simplifying:
  (expm1 (* x (/ y 2.0)))
  (log1p (* x (/ y 2.0)))
  (* x (/ y 2.0))
  (+ (log x) (- (log y) (log 2.0)))
  (+ (log x) (log (/ y 2.0)))
  (log (* x (/ y 2.0)))
  (exp (* x (/ y 2.0)))
  (* (* (* x x) x) (/ (* (* y y) y) (* (* 2.0 2.0) 2.0)))
  (* (* (* x x) x) (* (* (/ y 2.0) (/ y 2.0)) (/ y 2.0)))
  (* (cbrt (* x (/ y 2.0))) (cbrt (* x (/ y 2.0))))
  (cbrt (* x (/ y 2.0)))
  (* (* (* x (/ y 2.0)) (* x (/ y 2.0))) (* x (/ y 2.0)))
  (sqrt (* x (/ y 2.0)))
  (sqrt (* x (/ y 2.0)))
  (* (sqrt x) (sqrt (/ y 2.0)))
  (* (sqrt x) (sqrt (/ y 2.0)))
  (* (sqrt x) (/ (sqrt y) (sqrt 2.0)))
  (* (sqrt x) (/ (sqrt y) (sqrt 2.0)))
  (* x (* (cbrt (/ y 2.0)) (cbrt (/ y 2.0))))
  (* x (sqrt (/ y 2.0)))
  (* x (/ (* (cbrt y) (cbrt y)) (* (cbrt 2.0) (cbrt 2.0))))
  (* x (/ (* (cbrt y) (cbrt y)) (sqrt 2.0)))
  (* x (/ (* (cbrt y) (cbrt y)) 1))
  (* x (/ (sqrt y) (* (cbrt 2.0) (cbrt 2.0))))
  (* x (/ (sqrt y) (sqrt 2.0)))
  (* x (/ (sqrt y) 1))
  (* x (/ 1 (* (cbrt 2.0) (cbrt 2.0))))
  (* x (/ 1 (sqrt 2.0)))
  (* x (/ 1 1))
  (* x 1)
  (* x y)
  (* (cbrt x) (/ y 2.0))
  (* (sqrt x) (/ y 2.0))
  (* x (/ y 2.0))
  (* x y)
  (real->posit16 (* x (/ y 2.0)))
  (* 0.5 (* x y))
  (* 0.5 (* x y))
  (* 0.5 (* x y))
1.943 * * [simplify]: iteration 0: 73 enodes
1.965 * * [simplify]: iteration 1: 177 enodes
2.043 * * [simplify]: iteration 2: 545 enodes
2.460 * * [simplify]: iteration 3: 2101 enodes
3.214 * * [simplify]: iteration complete: 5047 enodes
3.215 * * [simplify]: Extracting #0: cost 27 inf + 0
3.218 * * [simplify]: Extracting #1: cost 918 inf + 1
3.231 * * [simplify]: Extracting #2: cost 1692 inf + 12527
3.269 * * [simplify]: Extracting #3: cost 845 inf + 154365
3.338 * * [simplify]: Extracting #4: cost 92 inf + 280625
3.441 * * [simplify]: Extracting #5: cost 4 inf + 295309
3.498 * * [simplify]: Extracting #6: cost 0 inf + 294928
3.563 * * [simplify]: Extracting #7: cost 0 inf + 294888
3.639 * [simplify]: Simplified to:
  (expm1 (* (/ y 2.0) x))
  (log1p (* (/ y 2.0) x))
  (* (/ y 2.0) x)
  (log (* (/ y 2.0) x))
  (log (* (/ y 2.0) x))
  (log (* (/ y 2.0) x))
  (exp (* (/ y 2.0) x))
  (* (* (* x (/ y 2.0)) (* x (/ y 2.0))) (* x (/ y 2.0)))
  (* (* (* x (/ y 2.0)) (* x (/ y 2.0))) (* x (/ y 2.0)))
  (* (cbrt (* (/ y 2.0) x)) (cbrt (* (/ y 2.0) x)))
  (cbrt (* (/ y 2.0) x))
  (* (* (* x (/ y 2.0)) (* x (/ y 2.0))) (* x (/ y 2.0)))
  (sqrt (* (/ y 2.0) x))
  (sqrt (* (/ y 2.0) x))
  (* (sqrt x) (sqrt (/ y 2.0)))
  (* (sqrt x) (sqrt (/ y 2.0)))
  (* (/ (sqrt x) (sqrt 2.0)) (sqrt y))
  (* (/ (sqrt x) (sqrt 2.0)) (sqrt y))
  (* x (* (cbrt (/ y 2.0)) (cbrt (/ y 2.0))))
  (* x (sqrt (/ y 2.0)))
  (* x (* (/ (cbrt y) (cbrt 2.0)) (/ (cbrt y) (cbrt 2.0))))
  (* (/ (* (cbrt y) x) (sqrt 2.0)) (cbrt y))
  (* (* (cbrt y) x) (cbrt y))
  (* (/ x (cbrt 2.0)) (/ (sqrt y) (cbrt 2.0)))
  (/ (* (sqrt y) x) (sqrt 2.0))
  (* (sqrt y) x)
  (/ (/ x (cbrt 2.0)) (cbrt 2.0))
  (/ x (sqrt 2.0))
  x
  x
  (* x y)
  (* (cbrt x) (/ y 2.0))
  (* (/ y 2.0) (sqrt x))
  (* (/ y 2.0) x)
  (* x y)
  (real->posit16 (* (/ y 2.0) x))
  (* 0.5 (* x y))
  (* 0.5 (* x y))
  (* 0.5 (* x y))
3.641 * * * [progress]: adding candidates to table
3.772 * [progress]: [Phase 3 of 3] Extracting.
3.772 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* x (/ y 2.0)))> #<alt (λ (x y) (/ (* x y) 2.0))>)
3.772 * * * [regime-changes]: Trying 4 branch expressions: ((* x y) (/ (* x y) 2.0) y x)
3.772 * * * * [regimes]: Trying to branch on (* x y) from (#<alt (λ (x y) (* x (/ y 2.0)))> #<alt (λ (x y) (/ (* x y) 2.0))>)
3.813 * * * * [regimes]: Trying to branch on (/ (* x y) 2.0) from (#<alt (λ (x y) (* x (/ y 2.0)))> #<alt (λ (x y) (/ (* x y) 2.0))>)
3.852 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* x (/ y 2.0)))> #<alt (λ (x y) (/ (* x y) 2.0))>)
3.891 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* x (/ y 2.0)))> #<alt (λ (x y) (/ (* x y) 2.0))>)
3.923 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
3.923 * [simplify]: Simplifying:
  (* x (/ y 2.0))
3.923 * * [simplify]: iteration 0: 5 enodes
3.924 * * [simplify]: iteration 1: 6 enodes
3.924 * * [simplify]: iteration complete: 6 enodes
3.924 * * [simplify]: Extracting #0: cost 1 inf + 0
3.924 * * [simplify]: Extracting #1: cost 3 inf + 0
3.924 * * [simplify]: Extracting #2: cost 4 inf + 1
3.924 * * [simplify]: Extracting #3: cost 0 inf + 128
3.924 * [simplify]: Simplified to:
  (* (/ y 2.0) x)
4.648 * [regime-testing]: Baseline error score: 0.0003231607076786043
4.653 * [regime-testing]: Oracle error score: 0
4.661 * [regime-testing]: End program error score: 0.0003231607076786043