Details

Time bar (total: 35.4s)

sample451.0ms

Algorithm
intervals
Results
316.0ms1931×body80nan
37.0ms257×body80valid

simplify2.2s

Counts
1 → 1
Iterations
IterNodes
done2003
72003
61851
5984
4411
3155
261
127
015

prune35.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize62.0ms

Local error

Found 3 expressions with local error:

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

rewrite304.0ms

Algorithm
rewrite-expression-head
Rules
53×*-un-lft-identity
29×add-sqr-sqrt
28×associate-+l+
27×pow1
23×add-cube-cbrt
22×log-pow
21×prod-diff distribute-lft-out
19×log-prod
13×fma-def
10×add-log-exp
associate-+r+
distribute-rgt-in distribute-lft-in associate-*l/ distribute-lft-out--
sum-log flip3-- add-cbrt-cube associate-*l* add-exp-log flip--
associate-*r* frac-add
expm1-log1p-u flip3-+ associate-+l- flip-+ insert-posit16 log1p-expm1-u
+-commutative log-div diff-log difference-of-squares
sub-neg pow-prod-down prod-exp associate--l+ *-commutative cbrt-unprod unswap-sqr
Counts
3 → 123
Calls
3 calls:
258.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
22.0ms
(* (- a 0.5) (log t))
20.0ms
(+ (log (+ x y)) (log z))

series458.0ms

Counts
3 → 9
Calls
3 calls:
288.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
90.0ms
(* (- a 0.5) (log t))
80.0ms
(+ (log (+ x y)) (log z))

simplify1.0s

Counts
132 → 132
Iterations
IterNodes
done2000
22000
1675
0246

prune2.2s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0b

localize69.0ms

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)

series1.1s

Counts
4 → 12
Calls
4 calls:
275.0ms
(* (cbrt z) (cbrt z))
302.0ms
(cbrt z)
296.0ms
(cbrt z)
272.0ms
(cbrt z)

simplify1.1s

Counts
97 → 97
Iterations
IterNodes
done2004
42004
31110
2364
1141
067

prune1.9s

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0b

localize64.0ms

Local error

Found 4 expressions with local error:

0.5b
(* (cbrt t) (cbrt t))
0.6b
(cbrt t)
0.6b
(cbrt t)
0.6b
(cbrt t)

rewrite19.0ms

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 t) (cbrt t))
1.0ms
(cbrt t)
1.0ms
(cbrt t)
1.0ms
(cbrt t)

series1.3s

Counts
4 → 12
Calls
4 calls:
319.0ms
(* (cbrt t) (cbrt t))
338.0ms
(cbrt t)
278.0ms
(cbrt t)
319.0ms
(cbrt t)

simplify1.3s

Counts
97 → 97
Iterations
IterNodes
done2002
42002
31106
2364
1141
067

prune2.0s

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0b

localize44.0ms

Local error

Found 4 expressions with local error:

0.3b
(cbrt (- a 0.5))
0.4b
(* (cbrt (- a 0.5)) (log t))
0.5b
(+ (log (+ x y)) (log z))
0.8b
(* (cbrt (- a 0.5)) (cbrt (- a 0.5)))

rewrite93.0ms

Algorithm
rewrite-expression-head
Rules
45×add-sqr-sqrt *-un-lft-identity
39×cbrt-prod
21×add-cube-cbrt
19×pow1
16×cbrt-div associate-*l*
13×log-prod
12×associate-*r*
10×swap-sqr
flip3-- add-exp-log flip-- distribute-lft-out--
pow1/3
log-pow difference-of-squares unswap-sqr
add-cbrt-cube distribute-lft-out
expm1-log1p-u frac-times associate-+l+ fma-def associate-*l/ insert-posit16 log1p-expm1-u add-log-exp
distribute-rgt-in associate-+r+ distribute-lft-in pow-prod-down
log-div flip3-+ prod-exp associate-*r/ pow-sqr *-commutative pow-prod-up associate-+l- cbrt-unprod flip-+
pow2 +-commutative sum-log pow-plus
Counts
4 → 144
Calls
4 calls:
6.0ms
(cbrt (- a 0.5))
26.0ms
(* (cbrt (- a 0.5)) (log t))
14.0ms
(+ (log (+ x y)) (log z))
43.0ms
(* (cbrt (- a 0.5)) (cbrt (- a 0.5)))

series644.0ms

Counts
4 → 12
Calls
4 calls:
116.0ms
(cbrt (- a 0.5))
253.0ms
(* (cbrt (- a 0.5)) (log t))
115.0ms
(+ (log (+ x y)) (log z))
159.0ms
(* (cbrt (- a 0.5)) (cbrt (- a 0.5)))

simplify1.1s

Counts
156 → 156
Iterations
IterNodes
done2003
22003
1784
0334

prune2.7s

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

regimes1.3s

Accuracy

0% (0.2b remaining)

Error of 0.3b against oracle of 0.1b and baseline of 0.3b

bsearch0.0ms

simplify5.0ms

Iterations
IterNodes
done24
124
019

end0.0ms

sample14.0s

Algorithm
intervals
Results
8.9s56487×body80nan
1.8s8032×body80valid