Details

Time bar (total: 26.4s)

sample334.0ms

Algorithm
intervals
Results
177.0ms1765×body80nan
23.0ms257×body80valid

simplify1.2s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01516
12716
25916
314916
444216
5154316
done500016

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.2b

localize19.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (+ (log (+ x y)) (log z)) t)
0.1b
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
0.1b
(* (- a 0.5) (log t))
0.6b
(+ (log (+ x y)) (log z))

rewrite412.0ms

Algorithm
rewrite-expression-head
Rules
30×*-un-lft-identity
19×log-prod
18×add-sqr-sqrt
15×pow1
14×add-log-exp
12×add-cube-cbrt
associate-+r+ log-pow distribute-lft-out
associate-+l+
add-exp-log distribute-rgt-in flip3-- distribute-lft-in associate-*l/ sum-log add-cbrt-cube flip-- distribute-lft-out--
associate-+l- associate-*l*
log-div flip3-+ diff-log associate-*r* frac-add flip-+
+-commutative associate--l- sub-neg associate--l+ difference-of-squares
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 102
Calls
4 calls:
94.0ms
(- (+ (log (+ x y)) (log z)) t)
263.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
35.0ms
(* (- a 0.5) (log t))
13.0ms
(+ (log (+ x y)) (log z))

series734.0ms

Counts
4 → 12
Calls
4 calls:
237.0ms
(- (+ (log (+ x y)) (log z)) t)
314.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
82.0ms
(* (- a 0.5) (log t))
100.0ms
(+ (log (+ x y)) (log z))

simplify1.4s

Counts
114 → 114
Iterations

Useful iterations: done (1.4s)

IterNodesCost
02391824
16321724
226561621
done50011615

prune401.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize23.0ms

Local error

Found 4 expressions with local error:

0.4b
(+ (+ (* 2 (log (cbrt z))) (log (+ x y))) (log (cbrt z)))
0.5b
(+ (* 2 (log (cbrt z))) (log (+ x y)))
0.6b
(cbrt z)
0.6b
(cbrt z)

rewrite75.0ms

Algorithm
rewrite-expression-head
Rules
22×log-prod
18×*-un-lft-identity
15×cbrt-prod
13×add-sqr-sqrt add-cube-cbrt associate-+l+
10×associate-+r+
add-log-exp
distribute-rgt-in distribute-lft-in
pow1
add-exp-log associate-+r- log-div flip3-+ sum-log add-cbrt-cube flip-+
distribute-lft-out
+-commutative associate-+l- pow1/3
log-pow
Counts
4 → 74
Calls
4 calls:
55.0ms
(+ (+ (* 2 (log (cbrt z))) (log (+ x y))) (log (cbrt z)))
16.0ms
(+ (* 2 (log (cbrt z))) (log (+ x y)))
1.0ms
(cbrt z)
1.0ms
(cbrt z)

series1.2s

Counts
4 → 12
Calls
4 calls:
187.0ms
(+ (+ (* 2 (log (cbrt z))) (log (+ x y))) (log (cbrt z)))
178.0ms
(+ (* 2 (log (cbrt z))) (log (+ x y)))
580.0ms
(cbrt z)
234.0ms
(cbrt z)

simplify1.0s

Counts
86 → 86
Iterations

Useful iterations: done (1.0s)

IterNodesCost
01471044
1378988
21729867
done5000838

prune532.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize33.0ms

Local error

Found 4 expressions with local error:

0.3b
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (log (cbrt t)) (- a 0.5)))
0.6b
(+ (log (+ x y)) (log z))
0.6b
(cbrt t)
0.6b
(cbrt t)

rewrite47.0ms

Algorithm
rewrite-expression-head
Rules
14×*-un-lft-identity
pow1 add-sqr-sqrt add-cube-cbrt associate-+l+ associate-*r/
associate-+r+ log-prod
cbrt-prod add-log-exp
distribute-lft-out
add-exp-log distribute-rgt-in sub-neg flip3-- distribute-lft-in frac-add log-pow add-cbrt-cube flip--
flip3-+ flip-+
+-commutative associate-+l- log-div pow1/3 sum-log
distribute-rgt-out
Counts
4 → 70
Calls
4 calls:
30.0ms
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (log (cbrt t)) (- a 0.5)))
13.0ms
(+ (log (+ x y)) (log z))
1.0ms
(cbrt t)
1.0ms
(cbrt t)

series1.1s

Counts
4 → 12
Calls
4 calls:
407.0ms
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (log (cbrt t)) (- a 0.5)))
102.0ms
(+ (log (+ x y)) (log z))
291.0ms
(cbrt t)
272.0ms
(cbrt t)

simplify1.0s

Counts
82 → 82
Iterations

Useful iterations: done (1.0s)

IterNodesCost
01751147
14931040
21986858
done5002830

prune477.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0b

localize51.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt t)
0.6b
(cbrt t)
0.6b
(cbrt (cbrt t))
6.0b
(pow t 2/3)

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
15×cbrt-prod
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
pow1 add-exp-log
add-cbrt-cube add-log-exp
unpow-prod-down pow-unpow pow1/3
pow-to-exp pow-pow pow-exp sqr-pow
Counts
4 → 53
Calls
4 calls:
1.0ms
(cbrt t)
1.0ms
(cbrt t)
2.0ms
(cbrt (cbrt t))
4.0ms
(pow t 2/3)

series1.2s

Counts
4 → 12
Calls
4 calls:
271.0ms
(cbrt t)
265.0ms
(cbrt t)
357.0ms
(cbrt (cbrt t))
267.0ms
(pow t 2/3)

simplify2.1s

Counts
65 → 65
Iterations

Useful iterations: done (2.1s)

IterNodesCost
075356
1171315
2603288
32524274
done5002270

prune453.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0b

regimes618.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02633
13433
done3433

end0.0ms

sample11.9s

Algorithm
intervals
Results
7.0s57175×body80nan
979.0ms8043×body80valid