Details

Time bar (total: 29.4s)

sample89.0ms

Algorithm
intervals
Results
33.0ms283×body80valid
30.0ms299×body80nan

simplify5.9s

Counts
1 → 1
Iterations
IterNodes
done5001
104795
93052
81531
71023
6864
5604
4294
3126
257
126
011

prune17.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.1b

localize32.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (log z) (- z 1.0))
0.1b
(fma y (- (log z) (- z 1.0)) (* 0.5 x))

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
35×*-un-lft-identity
29×add-sqr-sqrt prod-diff
19×add-cube-cbrt
11×associate--r+
10×pow1 distribute-lft-out--
log-pow
add-log-exp difference-of-squares
fma-neg
log-prod diff-log associate--l+
expm1-log1p-u sub-neg add-cbrt-cube add-exp-log insert-posit16 log1p-expm1-u
flip3-- fma-udef flip-- associate--r-
Counts
2 → 71
Calls
2 calls:
29.0ms
(- (log z) (- z 1.0))
1.0ms
(fma y (- (log z) (- z 1.0)) (* 0.5 x))

series292.0ms

Counts
2 → 6
Calls
2 calls:
219.0ms
(- (log z) (- z 1.0))
73.0ms
(fma y (- (log z) (- z 1.0)) (* 0.5 x))

simplify2.9s

Counts
77 → 77
Iterations
IterNodes
done5000
32665
2849
1350
0150

prune283.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize36.0ms

Local error

Found 4 expressions with local error:

0.5b
(* (cbrt z) (cbrt z))
0.6b
(cbrt z)
0.6b
(cbrt z)
0.6b
(cbrt z)

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
25×cbrt-prod
23×add-sqr-sqrt
15×*-un-lft-identity add-cube-cbrt
11×pow1
pow1/3
swap-sqr associate-*r* associate-*l* add-exp-log
expm1-log1p-u add-cbrt-cube insert-posit16 log1p-expm1-u add-log-exp unswap-sqr
pow-prod-down pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 85
Calls
4 calls:
8.0ms
(* (cbrt z) (cbrt z))
1.0ms
(cbrt z)
1.0ms
(cbrt z)
1.0ms
(cbrt z)

series1.3s

Counts
4 → 12
Calls
4 calls:
351.0ms
(* (cbrt z) (cbrt z))
374.0ms
(cbrt z)
306.0ms
(cbrt z)
243.0ms
(cbrt z)

simplify3.4s

Counts
97 → 97
Iterations
IterNodes
done5001
44244
31176
2374
1141
067

prune636.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize72.0ms

Local error

Found 4 expressions with local error:

0.1b
(fma y (+ (log (pow z 2/3)) (- (log (cbrt z)) (- z 1.0))) (* 0.5 x))
0.2b
(+ (log (pow z 2/3)) (- (log (cbrt z)) (- z 1.0)))
0.6b
(cbrt z)
6.0b
(pow z 2/3)

rewrite76.0ms

Algorithm
rewrite-expression-head
Rules
46×*-un-lft-identity
34×associate-+r+
32×add-sqr-sqrt
25×prod-diff
22×add-cube-cbrt
13×log-prod log-pow
12×pow1
11×distribute-lft-out--
add-log-exp
associate-+l+
cbrt-prod unpow-prod-down pow1/3 associate--l+
add-exp-log distribute-lft-out difference-of-squares
expm1-log1p-u fma-def add-cbrt-cube insert-posit16 log1p-expm1-u
pow-unpow sum-log diff-log
sqr-pow
pow-to-exp +-commutative associate-+r- sub-neg pow-pow flip3-+ pow-exp flip-+ fma-udef associate--r-
Counts
4 → 112
Calls
4 calls:
0.0ms
(fma y (+ (log (pow z 2/3)) (- (log (cbrt z)) (- z 1.0))) (* 0.5 x))
67.0ms
(+ (log (pow z 2/3)) (- (log (cbrt z)) (- z 1.0)))
1.0ms
(cbrt z)
4.0ms
(pow z 2/3)

series2.3s

Counts
4 → 12
Calls
4 calls:
159.0ms
(fma y (+ (log (pow z 2/3)) (- (log (cbrt z)) (- z 1.0))) (* 0.5 x))
1.4s
(+ (log (pow z 2/3)) (- (log (cbrt z)) (- z 1.0)))
429.0ms
(cbrt z)
320.0ms
(pow z 2/3)

simplify1.7s

Counts
124 → 124
Iterations
IterNodes
done5001
21607
1565
0228

prune828.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize63.0ms

Local error

Found 4 expressions with local error:

0.2b
(+ (fma (log z) 2/3 (log (sqrt (cbrt z)))) (- (log (sqrt (cbrt z))) (- z 1.0)))
0.3b
(fma (log z) 2/3 (log (sqrt (cbrt z))))
0.6b
(cbrt z)
0.6b
(cbrt z)

rewrite77.0ms

Algorithm
rewrite-expression-head
Rules
50×*-un-lft-identity
47×associate-+r+
36×add-sqr-sqrt
35×prod-diff
22×log-pow add-cube-cbrt
16×pow1
13×distribute-lft-out--
11×add-log-exp
10×sqrt-pow1
cbrt-prod log-prod associate--l+
pow1/3 difference-of-squares
sqrt-prod
pow1/2 distribute-lft-out
expm1-log1p-u add-cbrt-cube add-exp-log insert-posit16 log1p-expm1-u
sum-log fma-def diff-log
fma-udef
+-commutative associate-+l+ associate-+r- sub-neg flip3-+ flip-+ associate--r-
Counts
4 → 112
Calls
4 calls:
71.0ms
(+ (fma (log z) 2/3 (log (sqrt (cbrt z)))) (- (log (sqrt (cbrt z))) (- z 1.0)))
0.0ms
(fma (log z) 2/3 (log (sqrt (cbrt z))))
1.0ms
(cbrt z)
1.0ms
(cbrt z)

series2.6s

Counts
4 → 12
Calls
4 calls:
1.3s
(+ (fma (log z) 2/3 (log (sqrt (cbrt z)))) (- (log (sqrt (cbrt z))) (- z 1.0)))
683.0ms
(fma (log z) 2/3 (log (sqrt (cbrt z))))
319.0ms
(cbrt z)
286.0ms
(cbrt z)

simplify2.5s

Counts
124 → 124
Iterations
IterNodes
done5000
34248
21089
1448
0208

prune955.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

regimes233.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
done17
117
015

end0.0ms

sample3.2s

Algorithm
intervals
Results
1.6s9174×body80valid
1.0s8830×body80nan