Details

Time bar (total: 16.4s)

sample27.0ms

Algorithm
intervals
Results
11.0ms341×body80valid

simplify197.0ms

Counts
1 → 1
Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
089
1167
2367
3797
41177
51297
61317
done1317

prune9.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 6.4b

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b
(* y (- x z))
6.1b
(* (* y (- x z)) t)

rewrite97.0ms

Algorithm
rewrite-expression-head
Rules
21×add-sqr-sqrt
19×*-un-lft-identity
18×prod-diff
17×add-cube-cbrt
11×distribute-rgt-in distribute-lft-in
pow1 add-exp-log add-cbrt-cube
associate-*r*
associate-*r/ associate-*l* pow-prod-down prod-exp cbrt-unprod
expm1-log1p-u sub-neg flip3-- associate-*l/ *-commutative flip-- log1p-expm1-u add-log-exp
distribute-lft-out-- difference-of-squares unswap-sqr
Counts
2 → 68
Calls
2 calls:
29.0ms
(* y (- x z))
66.0ms
(* (* y (- x z)) t)

series96.0ms

Counts
2 → 6
Calls
2 calls:
47.0ms
(* y (- x z))
49.0ms
(* (* y (- x z)) t)

simplify3.6s

Counts
74 → 74
Iterations

Useful iterations: 3 (1.5s)

IterNodesCost
0133972
1274786
2805634
34415592
done5000592

prune198.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (- x z) t)
5.3b
(* y (* (- x z) t))

rewrite61.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt add-cbrt-cube
associate-*l*
*-un-lft-identity
add-cube-cbrt
associate-*r* pow-prod-down associate-*l/ prod-exp cbrt-unprod
expm1-log1p-u flip3-- associate-*r/ *-commutative flip-- log1p-expm1-u add-log-exp
distribute-lft-out-- difference-of-squares unswap-sqr
Counts
2 → 46
Calls
2 calls:
23.0ms
(* (- x z) t)
37.0ms
(* y (* (- x z) t))

series112.0ms

Counts
2 → 6
Calls
2 calls:
43.0ms
(* (- x z) t)
69.0ms
(* y (* (- x z) t))

simplify3.3s

Counts
52 → 52
Iterations

Useful iterations: 2 (122.0ms)

IterNodesCost
081445
1189431
2697365
33422365
done5000365

prune152.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 0.0b

localize17.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt y)
0.6b
(cbrt y)
2.5b
(* (cbrt y) (* (- x z) t))
3.0b
(* (* (cbrt y) (cbrt y)) (* (cbrt y) (* (- x z) t)))

rewrite203.0ms

Algorithm
rewrite-expression-head
Rules
30×pow1 add-exp-log
18×pow-prod-down prod-exp add-cbrt-cube cbrt-unprod
cbrt-prod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*l*
associate-*r/
expm1-log1p-u associate-*l/ log1p-expm1-u add-log-exp
flip3-- pow1/3 associate-*r* *-commutative flip--
Counts
4 → 83
Calls
4 calls:
1.0ms
(cbrt y)
1.0ms
(cbrt y)
37.0ms
(* (cbrt y) (* (- x z) t))
161.0ms
(* (* (cbrt y) (cbrt y)) (* (cbrt y) (* (- x z) t)))

series881.0ms

Counts
4 → 12
Calls
4 calls:
263.0ms
(cbrt y)
208.0ms
(cbrt y)
297.0ms
(* (cbrt y) (* (- x z) t))
113.0ms
(* (* (cbrt y) (cbrt y)) (* (cbrt y) (* (- x z) t)))

simplify1.4s

Counts
95 → 95
Iterations

Useful iterations: done (1.4s)

IterNodesCost
01191089
13091046
21203745
done5000635

prune327.0ms

Pruning

13 alts after pruning (10 fresh and 3 done)

Merged error: 0.0b

localize35.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (cbrt y))
0.6b
(cbrt (cbrt y))
2.5b
(* (cbrt y) (* (- x z) t))
3.0b
(* (* (cbrt y) (* (* (cbrt (cbrt y)) (cbrt (cbrt y))) (cbrt (cbrt y)))) (* (cbrt y) (* (- x z) t)))

rewrite654.0ms

Algorithm
rewrite-expression-head
Rules
63×pow1 add-exp-log
45×pow-prod-down prod-exp cbrt-unprod
32×add-cbrt-cube
21×cbrt-prod
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*l*
associate-*r/
expm1-log1p-u associate-*l/ log1p-expm1-u add-log-exp
flip3-- pow1/3 associate-*r* *-commutative flip--
Counts
4 → 107
Calls
4 calls:
3.0ms
(cbrt (cbrt y))
3.0ms
(cbrt (cbrt y))
47.0ms
(* (cbrt y) (* (- x z) t))
594.0ms
(* (* (cbrt y) (* (* (cbrt (cbrt y)) (cbrt (cbrt y))) (cbrt (cbrt y)))) (* (cbrt y) (* (- x z) t)))

series1.1s

Counts
4 → 12
Calls
4 calls:
310.0ms
(cbrt (cbrt y))
406.0ms
(cbrt (cbrt y))
321.0ms
(* (cbrt y) (* (- x z) t))
112.0ms
(* (* (cbrt y) (* (* (cbrt (cbrt y)) (cbrt (cbrt y))) (cbrt (cbrt y)))) (* (cbrt y) (* (- x z) t)))

simplify1.8s

Counts
119 → 119
Iterations

Useful iterations: done (1.8s)

IterNodesCost
01612171
14262099
218441300
done5000863

prune387.0ms

Pruning

6 alts after pruning (3 fresh and 3 done)

Merged error: 0b

regimes222.0ms

Accuracy

55.6% (3.0b remaining)

Error of 3.0b against oracle of 0.0b and baseline of 6.8b

bsearch125.0ms

Steps
ItersRangePoint
10
1.144842041585051e+66
9.703158395903915e+76
2.583080580921436e+67
10
-34576.49081739624
-6.422877405893396e-09
-24528.735858040694

simplify3.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01729
12329
done2329

end0.0ms

sample1.3s

Algorithm
intervals
Results
648.0ms10667×body80valid