Details

Time bar (total: 14.2s)

sample38.0ms

Algorithm
intervals
Results
12.0ms258×body80valid
8.0ms253×body80nan

simplify3.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
034
144
done44

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.3b

localize8.0ms

Local error

Found 1 expressions with local error:

0.3b
(* x (log x))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
log-prod
add-cube-cbrt *-un-lft-identity
pow1 associate-*r*
add-exp-log distribute-rgt-in distribute-lft-in associate-*l* add-cbrt-cube
pow-prod-down prod-exp log-pow *-commutative cbrt-unprod add-log-exp unswap-sqr
Counts
1 → 25
Calls
1 calls:
18.0ms
(* x (log x))

series374.0ms

Counts
1 → 3
Calls
1 calls:
374.0ms
(* x (log x))

simplify2.1s

Counts
28 → 28
Iterations

Useful iterations: 3 (153.0ms)

IterNodesCost
053203
193194
2180170
3284163
41030163
done5000163

prune95.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.0b

localize23.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* 2 (log (cbrt x))) x)
0.3b
(+ (* (* 2 (log (cbrt x))) x) (* (log (cbrt x)) x))
0.6b
(cbrt x)
0.6b
(cbrt x)

rewrite63.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-cbrt-cube
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
cbrt-prod add-log-exp
associate-*r* pow-prod-down prod-exp cbrt-unprod
pow1/3
+-commutative distribute-rgt-out flip3-+ associate-*l* sum-log *-commutative flip-+
Counts
4 → 52
Calls
4 calls:
26.0ms
(* (* 2 (log (cbrt x))) x)
32.0ms
(+ (* (* 2 (log (cbrt x))) x) (* (log (cbrt x)) x))
2.0ms
(cbrt x)
2.0ms
(cbrt x)

series1.6s

Counts
4 → 12
Calls
4 calls:
490.0ms
(* (* 2 (log (cbrt x))) x)
547.0ms
(+ (* (* 2 (log (cbrt x))) x) (* (log (cbrt x)) x))
289.0ms
(cbrt x)
290.0ms
(cbrt x)

simplify1.7s

Counts
64 → 64
Iterations

Useful iterations: done (1.7s)

IterNodesCost
089644
1244518
2956419
done5000370

prune197.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(log (* (cbrt (- x)) (cbrt -1)))
0.4b
(* (* 3 x) (log (* (cbrt (- x)) (cbrt -1))))
0.6b
(cbrt (- x))

rewrite48.0ms

Algorithm
rewrite-expression-head
Rules
14×pow1
11×add-exp-log
10×cbrt-prod
add-cbrt-cube
add-sqr-sqrt add-cube-cbrt *-un-lft-identity pow-prod-down
associate-*r* log-pow
pow1/3
prod-exp
distribute-lft-neg-in log-prod distribute-rgt-neg-in cbrt-unprod add-log-exp
rem-log-exp
distribute-rgt-in neg-mul-1 distribute-lft-in associate-*l* *-commutative
Counts
3 → 54
Calls
3 calls:
9.0ms
(log (* (cbrt (- x)) (cbrt -1)))
34.0ms
(* (* 3 x) (log (* (cbrt (- x)) (cbrt -1))))
3.0ms
(cbrt (- x))

series1.4s

Counts
3 → 9
Calls
3 calls:
508.0ms
(log (* (cbrt (- x)) (cbrt -1)))
653.0ms
(* (* 3 x) (log (* (cbrt (- x)) (cbrt -1))))
283.0ms
(cbrt (- x))

simplify2.0s

Counts
63 → 63
Iterations

Useful iterations: 3 (959.0ms)

IterNodesCost
095633
1200602
2675507
32710498
done5001498

prune160.0ms

Pruning

8 alts after pruning (5 fresh and 3 done)

Merged error: 0b

localize35.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* 2 (log (pow (/ 1 x) -1/3))) x)
0.3b
(+ (* (* 2 (log (pow (/ 1 x) -1/3))) x) (* (log (cbrt x)) x))
0.6b
(cbrt x)
5.0b
(pow (/ 1 x) -1/3)

rewrite59.0ms

Algorithm
rewrite-expression-head
Rules
14×add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity
13×unpow-prod-down
11×pow1
times-frac add-cbrt-cube
add-log-exp
pow-exp
cbrt-prod pow-unpow pow-pow associate-*r* pow-prod-down prod-exp cbrt-unprod
div-exp
+-commutative pow-to-exp rec-exp distribute-rgt-out pow-flip flip3-+ pow1/3 1-exp associate-*l* sum-log *-commutative flip-+ div-inv inv-pow sqr-pow
Counts
4 → 73
Calls
4 calls:
19.0ms
(* (* 2 (log (pow (/ 1 x) -1/3))) x)
25.0ms
(+ (* (* 2 (log (pow (/ 1 x) -1/3))) x) (* (log (cbrt x)) x))
1.0ms
(cbrt x)
12.0ms
(pow (/ 1 x) -1/3)

series1.9s

Counts
4 → 12
Calls
4 calls:
487.0ms
(* (* 2 (log (pow (/ 1 x) -1/3))) x)
959.0ms
(+ (* (* 2 (log (pow (/ 1 x) -1/3))) x) (* (log (cbrt x)) x))
222.0ms
(cbrt x)
223.0ms
(pow (/ 1 x) -1/3)

simplify1.2s

Counts
85 → 85
Iterations

Useful iterations: done (1.2s)

IterNodesCost
01691047
1415864
21343691
done5001580

prune185.0ms

Pruning

6 alts after pruning (3 fresh and 3 done)

Merged error: 0b

regimes52.0ms

Accuracy

0% (0.2b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
034
144
done44

end0.0ms

sample857.0ms

Algorithm
intervals
Results
291.0ms8036×body80valid
170.0ms8060×body80nan