60.768 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.028 * * * [progress]: [2/2] Setting up program.
0.032 * [progress]: [Phase 2 of 3] Improving.
0.032 * [simplify]: Simplifying:
  (+ (* x y) (* z t))
0.032 * * [simplify]: iteration 0: 7 enodes
0.033 * * [simplify]: iteration 1: 10 enodes
0.034 * * [simplify]: iteration complete: 10 enodes
0.034 * * [simplify]: Extracting #0: cost 1 inf + 0
0.034 * * [simplify]: Extracting #1: cost 3 inf + 0
0.034 * * [simplify]: Extracting #2: cost 7 inf + 0
0.034 * * [simplify]: Extracting #3: cost 2 inf + 7
0.034 * * [simplify]: Extracting #4: cost 0 inf + 17
0.034 * [simplify]: Simplified to:
  (+ (* z t) (* x y))
0.039 * * [progress]: iteration 1 / 4
0.039 * * * [progress]: picking best candidate
0.043 * * * * [pick]: Picked  #<alt (λ (x y z t) (+ (* z t) (* x y)))>
0.043 * * * [progress]: localizing error
0.052 * * * [progress]: generating rewritten candidates
0.052 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.061 * * * [progress]: generating series expansions
0.061 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.061 * [backup-simplify]: Simplify (+ (* z t) (* x y)) into (+ (* t z) (* x y))
0.061 * [approximate]: Taking taylor expansion of (+ (* t z) (* x y)) in (z t x y) around 0
0.061 * [taylor]: Taking taylor expansion of (+ (* t z) (* x y)) in y
0.061 * [taylor]: Taking taylor expansion of (* t z) in y
0.061 * [taylor]: Taking taylor expansion of t in y
0.061 * [backup-simplify]: Simplify t into t
0.061 * [taylor]: Taking taylor expansion of z in y
0.061 * [backup-simplify]: Simplify z into z
0.061 * [taylor]: Taking taylor expansion of (* x y) in y
0.061 * [taylor]: Taking taylor expansion of x in y
0.061 * [backup-simplify]: Simplify x into x
0.061 * [taylor]: Taking taylor expansion of y in y
0.061 * [backup-simplify]: Simplify 0 into 0
0.061 * [backup-simplify]: Simplify 1 into 1
0.061 * [taylor]: Taking taylor expansion of (+ (* t z) (* x y)) in x
0.061 * [taylor]: Taking taylor expansion of (* t z) in x
0.061 * [taylor]: Taking taylor expansion of t in x
0.061 * [backup-simplify]: Simplify t into t
0.061 * [taylor]: Taking taylor expansion of z in x
0.061 * [backup-simplify]: Simplify z into z
0.061 * [taylor]: Taking taylor expansion of (* x y) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [backup-simplify]: Simplify 0 into 0
0.061 * [backup-simplify]: Simplify 1 into 1
0.061 * [taylor]: Taking taylor expansion of y in x
0.061 * [backup-simplify]: Simplify y into y
0.061 * [taylor]: Taking taylor expansion of (+ (* t z) (* x y)) in t
0.061 * [taylor]: Taking taylor expansion of (* t z) in t
0.061 * [taylor]: Taking taylor expansion of t in t
0.061 * [backup-simplify]: Simplify 0 into 0
0.062 * [backup-simplify]: Simplify 1 into 1
0.062 * [taylor]: Taking taylor expansion of z in t
0.062 * [backup-simplify]: Simplify z into z
0.062 * [taylor]: Taking taylor expansion of (* x y) in t
0.062 * [taylor]: Taking taylor expansion of x in t
0.062 * [backup-simplify]: Simplify x into x
0.062 * [taylor]: Taking taylor expansion of y in t
0.062 * [backup-simplify]: Simplify y into y
0.062 * [taylor]: Taking taylor expansion of (+ (* t z) (* x y)) in z
0.062 * [taylor]: Taking taylor expansion of (* t z) in z
0.062 * [taylor]: Taking taylor expansion of t in z
0.062 * [backup-simplify]: Simplify t into t
0.062 * [taylor]: Taking taylor expansion of z in z
0.062 * [backup-simplify]: Simplify 0 into 0
0.062 * [backup-simplify]: Simplify 1 into 1
0.062 * [taylor]: Taking taylor expansion of (* x y) in z
0.062 * [taylor]: Taking taylor expansion of x in z
0.062 * [backup-simplify]: Simplify x into x
0.062 * [taylor]: Taking taylor expansion of y in z
0.062 * [backup-simplify]: Simplify y into y
0.062 * [taylor]: Taking taylor expansion of (+ (* t z) (* x y)) in z
0.062 * [taylor]: Taking taylor expansion of (* t z) in z
0.062 * [taylor]: Taking taylor expansion of t in z
0.062 * [backup-simplify]: Simplify t into t
0.062 * [taylor]: Taking taylor expansion of z in z
0.062 * [backup-simplify]: Simplify 0 into 0
0.062 * [backup-simplify]: Simplify 1 into 1
0.062 * [taylor]: Taking taylor expansion of (* x y) in z
0.062 * [taylor]: Taking taylor expansion of x in z
0.062 * [backup-simplify]: Simplify x into x
0.062 * [taylor]: Taking taylor expansion of y in z
0.062 * [backup-simplify]: Simplify y into y
0.062 * [backup-simplify]: Simplify (* t 0) into 0
0.062 * [backup-simplify]: Simplify (* x y) into (* x y)
0.062 * [backup-simplify]: Simplify (+ 0 (* x y)) into (* x y)
0.062 * [taylor]: Taking taylor expansion of (* x y) in t
0.063 * [taylor]: Taking taylor expansion of x in t
0.063 * [backup-simplify]: Simplify x into x
0.063 * [taylor]: Taking taylor expansion of y in t
0.063 * [backup-simplify]: Simplify y into y
0.063 * [backup-simplify]: Simplify (* x y) into (* x y)
0.063 * [taylor]: Taking taylor expansion of (* x y) in x
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [backup-simplify]: Simplify 0 into 0
0.063 * [backup-simplify]: Simplify 1 into 1
0.063 * [taylor]: Taking taylor expansion of y in x
0.063 * [backup-simplify]: Simplify y into y
0.063 * [backup-simplify]: Simplify (* 0 y) into 0
0.063 * [taylor]: Taking taylor expansion of 0 in y
0.063 * [backup-simplify]: Simplify 0 into 0
0.063 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t
0.064 * [backup-simplify]: Simplify (+ (* x 0) (* 0 y)) into 0
0.064 * [backup-simplify]: Simplify (+ t 0) into t
0.064 * [taylor]: Taking taylor expansion of t in t
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify 1 into 1
0.064 * [taylor]: Taking taylor expansion of 0 in x
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [taylor]: Taking taylor expansion of 0 in y
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify (+ (* x 0) (* 0 y)) into 0
0.064 * [taylor]: Taking taylor expansion of 0 in x
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [taylor]: Taking taylor expansion of 0 in y
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.065 * [taylor]: Taking taylor expansion of y in y
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify 1 into 1
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 1) (* 0 0))) into 0
0.066 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 0 0) (* 0 y))) into 0
0.066 * [backup-simplify]: Simplify (+ 0 0) into 0
0.066 * [taylor]: Taking taylor expansion of 0 in t
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [taylor]: Taking taylor expansion of 0 in x
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [taylor]: Taking taylor expansion of 0 in y
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify (+ (* (/ 1 z) (/ 1 t)) (* (/ 1 x) (/ 1 y))) into (+ (/ 1 (* t z)) (/ 1 (* x y)))
0.067 * [approximate]: Taking taylor expansion of (+ (/ 1 (* t z)) (/ 1 (* x y))) in (z t x y) around 0
0.067 * [taylor]: Taking taylor expansion of (+ (/ 1 (* t z)) (/ 1 (* x y))) in y
0.067 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y
0.067 * [taylor]: Taking taylor expansion of (* t z) in y
0.067 * [taylor]: Taking taylor expansion of t in y
0.067 * [backup-simplify]: Simplify t into t
0.067 * [taylor]: Taking taylor expansion of z in y
0.067 * [backup-simplify]: Simplify z into z
0.067 * [backup-simplify]: Simplify (* t z) into (* t z)
0.067 * [backup-simplify]: Simplify (/ 1 (* t z)) into (/ 1 (* t z))
0.067 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.067 * [taylor]: Taking taylor expansion of (* x y) in y
0.067 * [taylor]: Taking taylor expansion of x in y
0.067 * [backup-simplify]: Simplify x into x
0.067 * [taylor]: Taking taylor expansion of y in y
0.067 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify 1 into 1
0.067 * [backup-simplify]: Simplify (* x 0) into 0
0.068 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.068 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.068 * [taylor]: Taking taylor expansion of (+ (/ 1 (* t z)) (/ 1 (* x y))) in x
0.068 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x
0.068 * [taylor]: Taking taylor expansion of (* t z) in x
0.068 * [taylor]: Taking taylor expansion of t in x
0.068 * [backup-simplify]: Simplify t into t
0.068 * [taylor]: Taking taylor expansion of z in x
0.068 * [backup-simplify]: Simplify z into z
0.068 * [backup-simplify]: Simplify (* t z) into (* t z)
0.068 * [backup-simplify]: Simplify (/ 1 (* t z)) into (/ 1 (* t z))
0.068 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.068 * [taylor]: Taking taylor expansion of (* x y) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify 1 into 1
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [backup-simplify]: Simplify y into y
0.068 * [backup-simplify]: Simplify (* 0 y) into 0
0.069 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.069 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.069 * [taylor]: Taking taylor expansion of (+ (/ 1 (* t z)) (/ 1 (* x y))) in t
0.069 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in t
0.069 * [taylor]: Taking taylor expansion of (* t z) in t
0.069 * [taylor]: Taking taylor expansion of t in t
0.069 * [backup-simplify]: Simplify 0 into 0
0.069 * [backup-simplify]: Simplify 1 into 1
0.069 * [taylor]: Taking taylor expansion of z in t
0.069 * [backup-simplify]: Simplify z into z
0.069 * [backup-simplify]: Simplify (* 0 z) into 0
0.069 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 z)) into z
0.069 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.069 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in t
0.069 * [taylor]: Taking taylor expansion of (* x y) in t
0.069 * [taylor]: Taking taylor expansion of x in t
0.069 * [backup-simplify]: Simplify x into x
0.069 * [taylor]: Taking taylor expansion of y in t
0.069 * [backup-simplify]: Simplify y into y
0.070 * [backup-simplify]: Simplify (* x y) into (* x y)
0.070 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y))
0.070 * [taylor]: Taking taylor expansion of (+ (/ 1 (* t z)) (/ 1 (* x y))) in z
0.070 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.070 * [taylor]: Taking taylor expansion of (* t z) in z
0.070 * [taylor]: Taking taylor expansion of t in z
0.070 * [backup-simplify]: Simplify t into t
0.070 * [taylor]: Taking taylor expansion of z in z
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify 1 into 1
0.070 * [backup-simplify]: Simplify (* t 0) into 0
0.070 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t
0.070 * [backup-simplify]: Simplify (/ 1 t) into (/ 1 t)
0.070 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.070 * [taylor]: Taking taylor expansion of (* x y) in z
0.070 * [taylor]: Taking taylor expansion of x in z
0.070 * [backup-simplify]: Simplify x into x
0.070 * [taylor]: Taking taylor expansion of y in z
0.070 * [backup-simplify]: Simplify y into y
0.071 * [backup-simplify]: Simplify (* x y) into (* x y)
0.071 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y))
0.071 * [taylor]: Taking taylor expansion of (+ (/ 1 (* t z)) (/ 1 (* x y))) in z
0.071 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.071 * [taylor]: Taking taylor expansion of (* t z) in z
0.071 * [taylor]: Taking taylor expansion of t in z
0.071 * [backup-simplify]: Simplify t into t
0.071 * [taylor]: Taking taylor expansion of z in z
0.071 * [backup-simplify]: Simplify 0 into 0
0.071 * [backup-simplify]: Simplify 1 into 1
0.071 * [backup-simplify]: Simplify (* t 0) into 0
0.071 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t
0.071 * [backup-simplify]: Simplify (/ 1 t) into (/ 1 t)
0.071 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.071 * [taylor]: Taking taylor expansion of (* x y) in z
0.071 * [taylor]: Taking taylor expansion of x in z
0.071 * [backup-simplify]: Simplify x into x
0.071 * [taylor]: Taking taylor expansion of y in z
0.071 * [backup-simplify]: Simplify y into y
0.071 * [backup-simplify]: Simplify (* x y) into (* x y)
0.071 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y))
0.072 * [backup-simplify]: Simplify (+ (/ 1 t) 0) into (/ 1 t)
0.072 * [taylor]: Taking taylor expansion of (/ 1 t) in t
0.072 * [taylor]: Taking taylor expansion of t in t
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify 1 into 1
0.072 * [backup-simplify]: Simplify (/ 1 1) into 1
0.072 * [taylor]: Taking taylor expansion of 1 in x
0.072 * [backup-simplify]: Simplify 1 into 1
0.072 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 1) (* 0 0))) into 0
0.073 * [backup-simplify]: Simplify (- (+ (* (/ 1 t) (/ 0 t)))) into 0
0.073 * [backup-simplify]: Simplify (+ 0 (/ 1 (* x y))) into (/ 1 (* x y))
0.073 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in t
0.073 * [taylor]: Taking taylor expansion of (* x y) in t
0.073 * [taylor]: Taking taylor expansion of x in t
0.073 * [backup-simplify]: Simplify x into x
0.073 * [taylor]: Taking taylor expansion of y in t
0.073 * [backup-simplify]: Simplify y into y
0.073 * [backup-simplify]: Simplify (* x y) into (* x y)
0.073 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y))
0.073 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.073 * [taylor]: Taking taylor expansion of 0 in x
0.073 * [backup-simplify]: Simplify 0 into 0
0.073 * [taylor]: Taking taylor expansion of 1 in y
0.073 * [backup-simplify]: Simplify 1 into 1
0.074 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.074 * [backup-simplify]: Simplify (- (+ (* (/ 1 t) (/ 0 t)) (* 0 (/ 0 t)))) into 0
0.074 * [backup-simplify]: Simplify (+ (* x 0) (* 0 y)) into 0
0.074 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* x y)) (/ 0 (* x y))))) into 0
0.074 * [backup-simplify]: Simplify (+ 0 0) into 0
0.074 * [taylor]: Taking taylor expansion of 0 in t
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.074 * [taylor]: Taking taylor expansion of (* x y) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [backup-simplify]: Simplify 0 into 0
0.075 * [backup-simplify]: Simplify 1 into 1
0.075 * [taylor]: Taking taylor expansion of y in x
0.075 * [backup-simplify]: Simplify y into y
0.075 * [backup-simplify]: Simplify (* 0 y) into 0
0.075 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.075 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.075 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.075 * [taylor]: Taking taylor expansion of y in y
0.075 * [backup-simplify]: Simplify 0 into 0
0.075 * [backup-simplify]: Simplify 1 into 1
0.075 * [backup-simplify]: Simplify (/ 1 1) into 1
0.075 * [backup-simplify]: Simplify 1 into 1
0.076 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.076 * [taylor]: Taking taylor expansion of 0 in x
0.076 * [backup-simplify]: Simplify 0 into 0
0.076 * [taylor]: Taking taylor expansion of 0 in y
0.076 * [backup-simplify]: Simplify 0 into 0
0.076 * [taylor]: Taking taylor expansion of 0 in y
0.076 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify 1 into 1
0.077 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
0.077 * [backup-simplify]: Simplify (- (+ (* (/ 1 t) (/ 0 t)) (* 0 (/ 0 t)) (* 0 (/ 0 t)))) into 0
0.077 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 0 0) (* 0 y))) into 0
0.077 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* x y)) (/ 0 (* x y))) (* 0 (/ 0 (* x y))))) into 0
0.077 * [backup-simplify]: Simplify (+ 0 0) into 0
0.077 * [taylor]: Taking taylor expansion of 0 in t
0.077 * [backup-simplify]: Simplify 0 into 0
0.077 * [taylor]: Taking taylor expansion of 0 in x
0.077 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify (+ (* x 0) (* 0 y)) into 0
0.078 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* x y)) (/ 0 (* x y))))) into 0
0.078 * [taylor]: Taking taylor expansion of 0 in x
0.078 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.078 * [taylor]: Taking taylor expansion of 0 in x
0.078 * [backup-simplify]: Simplify 0 into 0
0.079 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.079 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.079 * [taylor]: Taking taylor expansion of 0 in y
0.079 * [backup-simplify]: Simplify 0 into 0
0.079 * [taylor]: Taking taylor expansion of 0 in y
0.079 * [backup-simplify]: Simplify 0 into 0
0.079 * [taylor]: Taking taylor expansion of 0 in y
0.079 * [backup-simplify]: Simplify 0 into 0
0.079 * [taylor]: Taking taylor expansion of 0 in y
0.079 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
0.080 * [backup-simplify]: Simplify (- (+ (* (/ 1 t) (/ 0 t)) (* 0 (/ 0 t)) (* 0 (/ 0 t)) (* 0 (/ 0 t)))) into 0
0.081 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
0.081 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* x y)) (/ 0 (* x y))) (* 0 (/ 0 (* x y))) (* 0 (/ 0 (* x y))))) into 0
0.081 * [backup-simplify]: Simplify (+ 0 0) into 0
0.081 * [taylor]: Taking taylor expansion of 0 in t
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [taylor]: Taking taylor expansion of 0 in x
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [taylor]: Taking taylor expansion of 0 in x
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 0 0) (* 0 y))) into 0
0.082 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* x y)) (/ 0 (* x y))) (* 0 (/ 0 (* x y))))) into 0
0.082 * [taylor]: Taking taylor expansion of 0 in x
0.082 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.083 * [taylor]: Taking taylor expansion of 0 in x
0.083 * [backup-simplify]: Simplify 0 into 0
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [backup-simplify]: Simplify 0 into 0
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [backup-simplify]: Simplify 0 into 0
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.084 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.084 * [taylor]: Taking taylor expansion of 0 in y
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [taylor]: Taking taylor expansion of 0 in y
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [taylor]: Taking taylor expansion of 0 in y
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [taylor]: Taking taylor expansion of 0 in y
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 t)) (/ 1 (/ 1 z)))))) (* 1 (* (/ 1 (/ 1 y)) (* (/ 1 (/ 1 x)) (* 1 1))))) into (+ (* t z) (* x y))
0.085 * [backup-simplify]: Simplify (+ (* (/ 1 (- z)) (/ 1 (- t))) (* (/ 1 (- x)) (/ 1 (- y)))) into (+ (/ 1 (* t z)) (/ 1 (* x y)))
0.085 * [approximate]: Taking taylor expansion of (+ (/ 1 (* t z)) (/ 1 (* x y))) in (z t x y) around 0
0.085 * [taylor]: Taking taylor expansion of (+ (/ 1 (* t z)) (/ 1 (* x y))) in y
0.085 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y
0.085 * [taylor]: Taking taylor expansion of (* t z) in y
0.085 * [taylor]: Taking taylor expansion of t in y
0.085 * [backup-simplify]: Simplify t into t
0.085 * [taylor]: Taking taylor expansion of z in y
0.085 * [backup-simplify]: Simplify z into z
0.085 * [backup-simplify]: Simplify (* t z) into (* t z)
0.085 * [backup-simplify]: Simplify (/ 1 (* t z)) into (/ 1 (* t z))
0.085 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.085 * [taylor]: Taking taylor expansion of (* x y) in y
0.085 * [taylor]: Taking taylor expansion of x in y
0.085 * [backup-simplify]: Simplify x into x
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 (* x 0) into 0
0.085 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.085 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.085 * [taylor]: Taking taylor expansion of (+ (/ 1 (* t z)) (/ 1 (* x y))) in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x
0.085 * [taylor]: Taking taylor expansion of (* t z) in x
0.085 * [taylor]: Taking taylor expansion of t in x
0.085 * [backup-simplify]: Simplify t into t
0.085 * [taylor]: Taking taylor expansion of z in x
0.085 * [backup-simplify]: Simplify z into z
0.085 * [backup-simplify]: Simplify (* t z) into (* t z)
0.086 * [backup-simplify]: Simplify (/ 1 (* t z)) into (/ 1 (* t z))
0.086 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.086 * [taylor]: Taking taylor expansion of (* x y) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify 1 into 1
0.086 * [taylor]: Taking taylor expansion of y in x
0.086 * [backup-simplify]: Simplify y into y
0.086 * [backup-simplify]: Simplify (* 0 y) into 0
0.086 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.086 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.086 * [taylor]: Taking taylor expansion of (+ (/ 1 (* t z)) (/ 1 (* x y))) in t
0.086 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in t
0.086 * [taylor]: Taking taylor expansion of (* t z) in t
0.086 * [taylor]: Taking taylor expansion of t in t
0.086 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify 1 into 1
0.086 * [taylor]: Taking taylor expansion of z in t
0.086 * [backup-simplify]: Simplify z into z
0.086 * [backup-simplify]: Simplify (* 0 z) into 0
0.086 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 z)) into z
0.086 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.086 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in t
0.086 * [taylor]: Taking taylor expansion of (* x y) in t
0.086 * [taylor]: Taking taylor expansion of x in t
0.087 * [backup-simplify]: Simplify x into x
0.087 * [taylor]: Taking taylor expansion of y in t
0.087 * [backup-simplify]: Simplify y into y
0.087 * [backup-simplify]: Simplify (* x y) into (* x y)
0.087 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y))
0.087 * [taylor]: Taking taylor expansion of (+ (/ 1 (* t z)) (/ 1 (* x y))) in z
0.087 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.087 * [taylor]: Taking taylor expansion of (* t z) in z
0.087 * [taylor]: Taking taylor expansion of t in z
0.087 * [backup-simplify]: Simplify t into t
0.087 * [taylor]: Taking taylor expansion of z in z
0.087 * [backup-simplify]: Simplify 0 into 0
0.087 * [backup-simplify]: Simplify 1 into 1
0.087 * [backup-simplify]: Simplify (* t 0) into 0
0.087 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t
0.087 * [backup-simplify]: Simplify (/ 1 t) into (/ 1 t)
0.087 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.087 * [taylor]: Taking taylor expansion of (* x y) in z
0.087 * [taylor]: Taking taylor expansion of x in z
0.087 * [backup-simplify]: Simplify x into x
0.087 * [taylor]: Taking taylor expansion of y in z
0.087 * [backup-simplify]: Simplify y into y
0.087 * [backup-simplify]: Simplify (* x y) into (* x y)
0.087 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y))
0.087 * [taylor]: Taking taylor expansion of (+ (/ 1 (* t z)) (/ 1 (* x y))) in z
0.087 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.087 * [taylor]: Taking taylor expansion of (* t z) in z
0.087 * [taylor]: Taking taylor expansion of t in z
0.087 * [backup-simplify]: Simplify t into t
0.087 * [taylor]: Taking taylor expansion of z in z
0.087 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify 1 into 1
0.088 * [backup-simplify]: Simplify (* t 0) into 0
0.088 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t
0.088 * [backup-simplify]: Simplify (/ 1 t) into (/ 1 t)
0.088 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.088 * [taylor]: Taking taylor expansion of (* x y) in z
0.088 * [taylor]: Taking taylor expansion of x in z
0.088 * [backup-simplify]: Simplify x into x
0.088 * [taylor]: Taking taylor expansion of y in z
0.088 * [backup-simplify]: Simplify y into y
0.088 * [backup-simplify]: Simplify (* x y) into (* x y)
0.088 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y))
0.088 * [backup-simplify]: Simplify (+ (/ 1 t) 0) into (/ 1 t)
0.088 * [taylor]: Taking taylor expansion of (/ 1 t) in t
0.088 * [taylor]: Taking taylor expansion of t in t
0.088 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify 1 into 1
0.089 * [backup-simplify]: Simplify (/ 1 1) into 1
0.089 * [taylor]: Taking taylor expansion of 1 in x
0.089 * [backup-simplify]: Simplify 1 into 1
0.089 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 1) (* 0 0))) into 0
0.089 * [backup-simplify]: Simplify (- (+ (* (/ 1 t) (/ 0 t)))) into 0
0.089 * [backup-simplify]: Simplify (+ 0 (/ 1 (* x y))) into (/ 1 (* x y))
0.089 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in t
0.089 * [taylor]: Taking taylor expansion of (* x y) in t
0.089 * [taylor]: Taking taylor expansion of x in t
0.089 * [backup-simplify]: Simplify x into x
0.089 * [taylor]: Taking taylor expansion of y in t
0.089 * [backup-simplify]: Simplify y into y
0.089 * [backup-simplify]: Simplify (* x y) into (* x y)
0.089 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y))
0.090 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.090 * [taylor]: Taking taylor expansion of 0 in x
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [taylor]: Taking taylor expansion of 1 in y
0.090 * [backup-simplify]: Simplify 1 into 1
0.091 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.091 * [backup-simplify]: Simplify (- (+ (* (/ 1 t) (/ 0 t)) (* 0 (/ 0 t)))) into 0
0.091 * [backup-simplify]: Simplify (+ (* x 0) (* 0 y)) into 0
0.091 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* x y)) (/ 0 (* x y))))) into 0
0.091 * [backup-simplify]: Simplify (+ 0 0) into 0
0.091 * [taylor]: Taking taylor expansion of 0 in t
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.091 * [taylor]: Taking taylor expansion of (* x y) in x
0.091 * [taylor]: Taking taylor expansion of x in x
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify 1 into 1
0.091 * [taylor]: Taking taylor expansion of y in x
0.091 * [backup-simplify]: Simplify y into y
0.091 * [backup-simplify]: Simplify (* 0 y) into 0
0.092 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.092 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.092 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.092 * [taylor]: Taking taylor expansion of y in y
0.092 * [backup-simplify]: Simplify 0 into 0
0.092 * [backup-simplify]: Simplify 1 into 1
0.092 * [backup-simplify]: Simplify (/ 1 1) into 1
0.092 * [backup-simplify]: Simplify 1 into 1
0.093 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.093 * [taylor]: Taking taylor expansion of 0 in x
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [taylor]: Taking taylor expansion of 0 in y
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [taylor]: Taking taylor expansion of 0 in y
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 1 into 1
0.093 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
0.094 * [backup-simplify]: Simplify (- (+ (* (/ 1 t) (/ 0 t)) (* 0 (/ 0 t)) (* 0 (/ 0 t)))) into 0
0.094 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 0 0) (* 0 y))) into 0
0.094 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* x y)) (/ 0 (* x y))) (* 0 (/ 0 (* x y))))) into 0
0.094 * [backup-simplify]: Simplify (+ 0 0) into 0
0.094 * [taylor]: Taking taylor expansion of 0 in t
0.094 * [backup-simplify]: Simplify 0 into 0
0.094 * [taylor]: Taking taylor expansion of 0 in x
0.094 * [backup-simplify]: Simplify 0 into 0
0.094 * [backup-simplify]: Simplify (+ (* x 0) (* 0 y)) into 0
0.095 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* x y)) (/ 0 (* x y))))) into 0
0.095 * [taylor]: Taking taylor expansion of 0 in x
0.095 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.095 * [taylor]: Taking taylor expansion of 0 in x
0.095 * [backup-simplify]: Simplify 0 into 0
0.096 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.096 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.096 * [taylor]: Taking taylor expansion of 0 in y
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [taylor]: Taking taylor expansion of 0 in y
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [taylor]: Taking taylor expansion of 0 in y
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [taylor]: Taking taylor expansion of 0 in y
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [backup-simplify]: Simplify 0 into 0
0.097 * [backup-simplify]: Simplify 0 into 0
0.097 * [backup-simplify]: Simplify 0 into 0
0.097 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
0.097 * [backup-simplify]: Simplify (- (+ (* (/ 1 t) (/ 0 t)) (* 0 (/ 0 t)) (* 0 (/ 0 t)) (* 0 (/ 0 t)))) into 0
0.098 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
0.098 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* x y)) (/ 0 (* x y))) (* 0 (/ 0 (* x y))) (* 0 (/ 0 (* x y))))) into 0
0.098 * [backup-simplify]: Simplify (+ 0 0) into 0
0.098 * [taylor]: Taking taylor expansion of 0 in t
0.098 * [backup-simplify]: Simplify 0 into 0
0.098 * [taylor]: Taking taylor expansion of 0 in x
0.098 * [backup-simplify]: Simplify 0 into 0
0.098 * [taylor]: Taking taylor expansion of 0 in x
0.098 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 0 0) (* 0 y))) into 0
0.099 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* x y)) (/ 0 (* x y))) (* 0 (/ 0 (* x y))))) into 0
0.099 * [taylor]: Taking taylor expansion of 0 in x
0.099 * [backup-simplify]: Simplify 0 into 0
0.100 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.100 * [taylor]: Taking taylor expansion of 0 in x
0.100 * [backup-simplify]: Simplify 0 into 0
0.101 * [taylor]: Taking taylor expansion of 0 in y
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [taylor]: Taking taylor expansion of 0 in y
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [taylor]: Taking taylor expansion of 0 in y
0.101 * [backup-simplify]: Simplify 0 into 0
0.102 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.102 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.102 * [taylor]: Taking taylor expansion of 0 in y
0.102 * [backup-simplify]: Simplify 0 into 0
0.103 * [taylor]: Taking taylor expansion of 0 in y
0.103 * [backup-simplify]: Simplify 0 into 0
0.103 * [taylor]: Taking taylor expansion of 0 in y
0.103 * [backup-simplify]: Simplify 0 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 (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- t))) (/ 1 (/ 1 (- z))))))) (* 1 (* (/ 1 (/ 1 (- y))) (* (/ 1 (/ 1 (- x))) (* 1 1))))) into (+ (* t z) (* x y))
0.104 * * * [progress]: simplifying candidates
0.104 * [simplify]: Simplifying:
  (* (exp (* z t)) (exp (* x y)))
  (log (+ (* z t) (* x y)))
  (exp (+ (* z t) (* x y)))
  (* (cbrt (+ (* z t) (* x y))) (cbrt (+ (* z t) (* x y))))
  (cbrt (+ (* z t) (* x y)))
  (* (* (+ (* z t) (* x y)) (+ (* z t) (* x y))) (+ (* z t) (* x y)))
  (sqrt (+ (* z t) (* x y)))
  (sqrt (+ (* z t) (* x y)))
  (+ (pow (* z t) 3) (pow (* x y) 3))
  (+ (* (* z t) (* z t)) (- (* (* x y) (* x y)) (* (* z t) (* x y))))
  (- (* (* z t) (* z t)) (* (* x y) (* x y)))
  (- (* z t) (* x y))
  0
  (+ (* t z) (* x y))
  (+ (* t z) (* x y))
0.105 * * [simplify]: iteration 0: 31 enodes
0.124 * * [simplify]: iteration 1: 101 enodes
0.158 * * [simplify]: iteration 2: 349 enodes
0.327 * * [simplify]: iteration 3: 1096 enodes
1.155 * * [simplify]: iteration 4: 3566 enodes
2.315 * * [simplify]: iteration complete: 5000 enodes
2.315 * * [simplify]: Extracting #0: cost 12 inf + 0
2.316 * * [simplify]: Extracting #1: cost 120 inf + 1
2.317 * * [simplify]: Extracting #2: cost 714 inf + 2
2.321 * * [simplify]: Extracting #3: cost 889 inf + 1620
2.326 * * [simplify]: Extracting #4: cost 537 inf + 6892
2.330 * * [simplify]: Extracting #5: cost 251 inf + 10970
2.338 * * [simplify]: Extracting #6: cost 28 inf + 13403
2.347 * * [simplify]: Extracting #7: cost 0 inf + 13462
2.355 * * [simplify]: Extracting #8: cost 0 inf + 13450
2.360 * [simplify]: Simplified to:
  (exp (+ (* z t) (* x y)))
  (log (+ (* z t) (* x y)))
  (exp (+ (* z t) (* x y)))
  (* (cbrt (+ (* z t) (* x y))) (cbrt (+ (* z t) (* x y))))
  (cbrt (+ (* z t) (* x y)))
  (pow (+ (* z t) (* x y)) 3)
  (sqrt (+ (* z t) (* x y)))
  (sqrt (+ (* z t) (* x y)))
  (+ (pow (* x y) 3) (pow (* z t) 3))
  (+ (* (* y (* x y)) x) (* (* (- (* z t) (* x y)) z) t))
  (* (- (* z t) (* x y)) (+ (* z t) (* x y)))
  (- (* z t) (* x y))
  0
  (+ (* z t) (* x y))
  (+ (* z t) (* x y))
2.360 * * * [progress]: adding candidates to table
2.445 * [progress]: [Phase 3 of 3] Extracting.
2.453 * [simplify]: Simplifying:
  (+ (* z t) (* x y))
2.453 * * [simplify]: iteration 0: 7 enodes
2.454 * * [simplify]: iteration 1: 10 enodes
2.454 * * [simplify]: iteration complete: 10 enodes
2.454 * * [simplify]: Extracting #0: cost 1 inf + 0
2.455 * * [simplify]: Extracting #1: cost 3 inf + 0
2.455 * * [simplify]: Extracting #2: cost 7 inf + 0
2.455 * * [simplify]: Extracting #3: cost 2 inf + 7
2.455 * * [simplify]: Extracting #4: cost 0 inf + 17
2.455 * [simplify]: Simplified to:
  (+ (* x y) (* z t))
4.016 * [regime-testing]: Baseline error score: 0.011541683722326211
4.033 * [regime-testing]: Oracle error score: 0.011541683722326211
4.033 * [regime-testing]: End program error score: 0.011541683722326211