Details

Time bar (total: 10.5s)

sample81.0ms

Algorithm
intervals
Results
33.0ms562×body80valid

simplify78.0ms

Counts
1 → 1
Iterations

Useful iterations: 2 (12.0ms)

IterNodesCost
06715
122513
282312
3302812
4500112
done500112

prune17.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 4.6b

localize21.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* j 27.0) k)
0.2b
(* (* x 18.0) y)
4.4b
(* (* (* x 18.0) y) z)
5.7b
(* (* (* (* x 18.0) y) z) t)

rewrite265.0ms

Algorithm
rewrite-expression-head
Rules
37×pow1 add-exp-log add-cbrt-cube
22×pow-prod-down prod-exp cbrt-unprod
12×associate-*r*
8×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
4×expm1-log1p-u associate-*l* *-commutative log1p-expm1-u add-log-exp
Counts
4 → 89
Calls
4 calls:
16.0ms
(* (* j 27.0) k)
16.0ms
(* (* x 18.0) y)
52.0ms
(* (* (* x 18.0) y) z)
177.0ms
(* (* (* (* x 18.0) y) z) t)

series123.0ms

Counts
4 → 12
Calls
4 calls:
22.0ms
(* (* j 27.0) k)
21.0ms
(* (* x 18.0) y)
29.0ms
(* (* (* x 18.0) y) z)
50.0ms
(* (* (* (* x 18.0) y) z) t)

simplify74.0ms

Counts
101 → 101
Iterations

Useful iterations: 1 (15.0ms)

IterNodesCost
0368453
12149350
25001350
done5001350

prune358.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.3b

localize23.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* x 18.0) y)
0.2b
(* j (* 27.0 k))
4.4b
(* (* (* x 18.0) y) z)
5.7b
(* (* (* (* x 18.0) y) z) t)

rewrite266.0ms

Algorithm
rewrite-expression-head
Rules
37×pow1 add-exp-log add-cbrt-cube
22×pow-prod-down prod-exp cbrt-unprod
10×associate-*r*
8×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
6×associate-*l*
4×expm1-log1p-u *-commutative log1p-expm1-u add-log-exp
Counts
4 → 89
Calls
4 calls:
17.0ms
(* (* x 18.0) y)
17.0ms
(* j (* 27.0 k))
52.0ms
(* (* (* x 18.0) y) z)
177.0ms
(* (* (* (* x 18.0) y) z) t)

series119.0ms

Counts
4 → 12
Calls
4 calls:
21.0ms
(* (* x 18.0) y)
19.0ms
(* j (* 27.0 k))
32.0ms
(* (* (* x 18.0) y) z)
47.0ms
(* (* (* (* x 18.0) y) z) t)

simplify72.0ms

Counts
101 → 101
Iterations

Useful iterations: 1 (14.0ms)

IterNodesCost
0360452
12038349
25002349
done5002349

prune366.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.3b

localize20.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* j 27.0) k)
0.2b
(* (* x 18.0) y)
2.9b
(fma t (- (* (* (* x 18.0) y) z) (* a 4.0)) (- (* b c) (fma x (* 4.0 i) (* (* j 27.0) k))))
4.4b
(* (* (* x 18.0) y) z)

rewrite89.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
9×associate-*r*
7×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
4×expm1-log1p-u log1p-expm1-u add-log-exp
3×associate-*l* *-commutative
1×fma-udef
Counts
4 → 73
Calls
4 calls:
17.0ms
(* (* j 27.0) k)
17.0ms
(* (* x 18.0) y)
0.0ms
(fma t (- (* (* (* x 18.0) y) z) (* a 4.0)) (- (* b c) (fma x (* 4.0 i) (* (* j 27.0) k))))
52.0ms
(* (* (* x 18.0) y) z)

series3.0s

Counts
4 → 12
Calls
4 calls:
22.0ms
(* (* j 27.0) k)
24.0ms
(* (* x 18.0) y)
3.0s
(fma t (- (* (* (* x 18.0) y) z) (* a 4.0)) (- (* b c) (fma x (* 4.0 i) (* (* j 27.0) k))))
33.0ms
(* (* (* x 18.0) y) z)

simplify84.0ms

Counts
85 → 85
Iterations

Useful iterations: 1 (15.0ms)

IterNodesCost
0326447
11657364
25001364
done5001364

prune382.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.3b

localize29.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt j)
0.6b
(cbrt j)
4.4b
(* (* (* x 18.0) y) z)
5.7b
(* (* (* (* x 18.0) y) z) t)

rewrite238.0ms

Algorithm
rewrite-expression-head
Rules
27×pow1 add-exp-log add-cbrt-cube
16×pow-prod-down prod-exp cbrt-unprod
8×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
6×cbrt-prod associate-*r*
4×expm1-log1p-u log1p-expm1-u add-log-exp
2×pow1/3 associate-*l* *-commutative
Counts
4 → 75
Calls
4 calls:
1.0ms
(cbrt j)
1.0ms
(cbrt j)
53.0ms
(* (* (* x 18.0) y) z)
181.0ms
(* (* (* (* x 18.0) y) z) t)

series508.0ms

Counts
4 → 12
Calls
4 calls:
211.0ms
(cbrt j)
204.0ms
(cbrt j)
38.0ms
(* (* (* x 18.0) y) z)
55.0ms
(* (* (* (* x 18.0) y) z) t)

simplify69.0ms

Counts
87 → 87
Iterations

Useful iterations: 2 (63.0ms)

IterNodesCost
0277383
11489304
25001300
done5001300

prune424.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 0.3b

regimes1.6s

Accuracy

46.3% (2.6b remaining)

Error of 3.3b against oracle of 0.7b and baseline of 5.5b

bsearch3.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
07166
17166
done7166

end0.0ms

sample2.2s

Algorithm
intervals
Results
1.0s16228×body80valid