4.563 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.021 * * * [progress]: [2/2] Setting up program.
0.022 * [progress]: [Phase 2 of 3] Improving.
0.023 * [simplify]: Simplifying:
  (/ x (- y (* z t)))
0.023 * * [simplify]: Extracting # 0 : cost  0
0.023 * * [simplify]: Extracting # 1 : cost  0
0.023 * * [simplify]: Extracting # 2 : cost  0
0.023 * * [simplify]: Extracting # 3 : cost  0
0.023 * * [simplify]: Extracting # 4 : cost  0
0.023 * * [simplify]: Extracting # 5 : cost  0
0.023 * * [simplify]: iteration  0 :  7  enodes  (cost  7 )
0.024 * * [simplify]: Extracting # 0 : cost  0
0.024 * * [simplify]: Extracting # 1 : cost  0
0.024 * * [simplify]: Extracting # 2 : cost  0
0.024 * * [simplify]: iteration  1 :  10  enodes  (cost  7 )
0.025 * * [simplify]: Extracting # 0 : cost  0
0.025 * * [simplify]: Extracting # 1 : cost  0
0.025 * * [simplify]: Extracting # 2 : cost  0
0.025 * * [simplify]: iteration  2 :  17  enodes  (cost  7 )
0.028 * * [simplify]: Extracting # 0 : cost  0
0.028 * * [simplify]: iteration  3 :  21  enodes  (cost  7 )
0.038 * * [simplify]: Extracting # 0 : cost  0
0.038 * * [simplify]: iteration done:  21  enodes  (cost  7 )
0.038 * [simplify]: Simplified to:
  (/ x (- y (* z t)))
0.039 * * [progress]: iteration 1 / 4
0.039 * * * [progress]: picking best candidate
0.040 * * * * [pick]: Picked  #<alt (λ (x y z t) (/ x (- y (* z t))))>
0.040 * * * [progress]: localizing error
0.048 * * * [progress]: generating rewritten candidates
0.048 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.057 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.064 * * * [progress]: generating series expansions
0.065 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.065 * [backup-simplify]: Simplify (/ x (- y (* z t))) into (/ x (- y (* t z)))
0.065 * [approximate]: Taking taylor expansion of (/ x (- y (* t z))) in (x y z t) around 0
0.065 * [taylor]: Taking taylor expansion of (/ x (- y (* t z))) in t
0.065 * [taylor]: Taking taylor expansion of x in t
0.065 * [backup-simplify]: Simplify x into x
0.065 * [taylor]: Taking taylor expansion of (- y (* t z)) in t
0.065 * [taylor]: Taking taylor expansion of y in t
0.065 * [backup-simplify]: Simplify y into y
0.065 * [taylor]: Taking taylor expansion of (* t z) in t
0.065 * [taylor]: Taking taylor expansion of t in t
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify 1 into 1
0.065 * [taylor]: Taking taylor expansion of z in t
0.065 * [backup-simplify]: Simplify z into z
0.065 * [backup-simplify]: Simplify (* 0 z) into 0
0.065 * [backup-simplify]: Simplify (- 0) into 0
0.066 * [backup-simplify]: Simplify (+ y 0) into y
0.066 * [backup-simplify]: Simplify (/ x y) into (/ x y)
0.066 * [taylor]: Taking taylor expansion of (/ x (- y (* t z))) in z
0.066 * [taylor]: Taking taylor expansion of x in z
0.066 * [backup-simplify]: Simplify x into x
0.066 * [taylor]: Taking taylor expansion of (- y (* t z)) in z
0.066 * [taylor]: Taking taylor expansion of y in z
0.066 * [backup-simplify]: Simplify y into y
0.066 * [taylor]: Taking taylor expansion of (* t z) in z
0.066 * [taylor]: Taking taylor expansion of t in z
0.066 * [backup-simplify]: Simplify t into t
0.066 * [taylor]: Taking taylor expansion of z in z
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify 1 into 1
0.066 * [backup-simplify]: Simplify (* t 0) into 0
0.066 * [backup-simplify]: Simplify (- 0) into 0
0.066 * [backup-simplify]: Simplify (+ y 0) into y
0.066 * [backup-simplify]: Simplify (/ x y) into (/ x y)
0.066 * [taylor]: Taking taylor expansion of (/ x (- y (* t z))) 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 (* t z)) in y
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 * [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 (- (* t z)) into (- (* t z))
0.067 * [backup-simplify]: Simplify (+ 0 (- (* t z))) into (- (* t z))
0.067 * [backup-simplify]: Simplify (/ x (- (* t z))) into (* -1 (/ x (* t z)))
0.067 * [taylor]: Taking taylor expansion of (/ x (- y (* t z))) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify 1 into 1
0.067 * [taylor]: Taking taylor expansion of (- y (* t z)) in x
0.067 * [taylor]: Taking taylor expansion of y in x
0.067 * [backup-simplify]: Simplify y into y
0.067 * [taylor]: Taking taylor expansion of (* t z) in x
0.067 * [taylor]: Taking taylor expansion of t in x
0.067 * [backup-simplify]: Simplify t into t
0.067 * [taylor]: Taking taylor expansion of z in x
0.067 * [backup-simplify]: Simplify z into z
0.067 * [backup-simplify]: Simplify (* t z) into (* t z)
0.067 * [backup-simplify]: Simplify (- (* t z)) into (- (* t z))
0.067 * [backup-simplify]: Simplify (+ y (- (* t z))) into (- y (* t z))
0.067 * [backup-simplify]: Simplify (/ 1 (- y (* t z))) into (/ 1 (- y (* t z)))
0.067 * [taylor]: Taking taylor expansion of (/ x (- y (* t z))) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify 1 into 1
0.067 * [taylor]: Taking taylor expansion of (- y (* t z)) in x
0.067 * [taylor]: Taking taylor expansion of y in x
0.067 * [backup-simplify]: Simplify y into y
0.067 * [taylor]: Taking taylor expansion of (* t z) in x
0.067 * [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 (- (* t z)) into (- (* t z))
0.068 * [backup-simplify]: Simplify (+ y (- (* t z))) into (- y (* t z))
0.068 * [backup-simplify]: Simplify (/ 1 (- y (* t z))) into (/ 1 (- y (* t z)))
0.068 * [taylor]: Taking taylor expansion of (/ 1 (- y (* t z))) in y
0.068 * [taylor]: Taking taylor expansion of (- y (* t z)) in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify 1 into 1
0.068 * [taylor]: Taking taylor expansion of (* t z) in y
0.068 * [taylor]: Taking taylor expansion of t in y
0.068 * [backup-simplify]: Simplify t into t
0.068 * [taylor]: Taking taylor expansion of z in y
0.068 * [backup-simplify]: Simplify z into z
0.068 * [backup-simplify]: Simplify (* t z) into (* t z)
0.068 * [backup-simplify]: Simplify (- (* t z)) into (- (* t z))
0.068 * [backup-simplify]: Simplify (+ 0 (- (* 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 (* t z)) in z
0.068 * [taylor]: Taking taylor expansion of -1 in z
0.068 * [backup-simplify]: Simplify -1 into -1
0.068 * [taylor]: Taking taylor expansion of (* t z) in z
0.068 * [taylor]: Taking taylor expansion of t in z
0.068 * [backup-simplify]: Simplify t into t
0.068 * [taylor]: Taking taylor expansion of z in z
0.068 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify 1 into 1
0.068 * [backup-simplify]: Simplify (* t 0) into 0
0.069 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t
0.069 * [backup-simplify]: Simplify (/ -1 t) into (/ -1 t)
0.069 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 1) (* 0 0))) into 0
0.069 * [backup-simplify]: Simplify (- (/ 0 t) (+ (* (/ -1 t) (/ 0 t)))) into 0
0.069 * [taylor]: Taking taylor expansion of 0 in t
0.069 * [backup-simplify]: Simplify 0 into 0
0.069 * [backup-simplify]: Simplify 0 into 0
0.069 * [backup-simplify]: Simplify (+ (* t 0) (* 0 z)) into 0
0.070 * [backup-simplify]: Simplify (- 0) into 0
0.070 * [backup-simplify]: Simplify (+ 0 0) into 0
0.070 * [backup-simplify]: Simplify (- (/ 0 (- y (* t z))) (+ (* (/ 1 (- y (* t z))) (/ 0 (- y (* t z)))))) into 0
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [taylor]: Taking taylor expansion of 0 in z
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [taylor]: Taking taylor expansion of 0 in t
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify (+ (* t 0) (* 0 z)) into 0
0.071 * [backup-simplify]: Simplify (- 0) into 0
0.071 * [backup-simplify]: Simplify (+ 1 0) into 1