Details

Time bar (total: 29.4s)

sample161.0ms

Algorithm
intervals
Results
82.0ms463×body80valid

simplify11.8s

Counts
1 → 1
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
02831
16629
220129
358029
4115029
5174429
6236029
7308729
8342129
done342129

prune16.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 3.9b

localize33.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* x 18.0) y)
0.2b
(* (* j 27.0) k)
5.1b
(* (* (* x 18.0) y) z)
6.0b
(* (* (* (* x 18.0) y) z) t)

rewrite469.0ms

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×associate-*l* *-commutative add-log-exp
Counts
4 → 81
Calls
4 calls:
29.0ms
(* (* x 18.0) y)
30.0ms
(* (* j 27.0) k)
91.0ms
(* (* (* x 18.0) y) z)
313.0ms
(* (* (* (* x 18.0) y) z) t)

series171.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(* (* x 18.0) y)
27.0ms
(* (* j 27.0) k)
40.0ms
(* (* (* x 18.0) y) z)
78.0ms
(* (* (* (* x 18.0) y) z) t)

simplify1.6s

Counts
93 → 93
Iterations

Useful iterations: 2 (333.0ms)

IterNodesCost
0137914
1350884
21719678
done5001678

prune413.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.1b

localize51.0ms

Local error

Found 4 expressions with local error:

0.2b
(* j (* 27.0 k))
0.2b
(* (* x 18.0) y)
5.1b
(* (* (* x 18.0) y) z)
6.0b
(* (* (* (* x 18.0) y) z) t)

rewrite404.0ms

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×*-commutative add-log-exp
Counts
4 → 81
Calls
4 calls:
32.0ms
(* j (* 27.0 k))
32.0ms
(* (* x 18.0) y)
66.0ms
(* (* (* x 18.0) y) z)
268.0ms
(* (* (* (* x 18.0) y) z) t)

series146.0ms

Counts
4 → 12
Calls
4 calls:
19.0ms
(* j (* 27.0 k))
24.0ms
(* (* x 18.0) y)
39.0ms
(* (* (* x 18.0) y) z)
64.0ms
(* (* (* (* x 18.0) y) z) t)

simplify1.5s

Counts
93 → 93
Iterations

Useful iterations: 2 (262.0ms)

IterNodesCost
0135911
1342883
21649677
done5001677

prune469.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.1b

localize41.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* x 18.0) y)
0.2b
(* (* j 27.0) k)
2.7b
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
5.1b
(* (* (* x 18.0) y) z)

rewrite414.0ms

Algorithm
rewrite-expression-head
Rules
25×pow1 add-exp-log add-cbrt-cube
13×pow-prod-down prod-exp cbrt-unprod
12×associate-*r*
11×add-sqr-sqrt
9×add-cube-cbrt *-un-lft-identity
6×associate-*l*
4×*-commutative add-log-exp
2×distribute-rgt-in sub-neg distribute-lft-in associate-*r/
1×flip3-- flip-- unswap-sqr
Counts
4 → 81
Calls
4 calls:
22.0ms
(* (* x 18.0) y)
23.0ms
(* (* j 27.0) k)
291.0ms
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
75.0ms
(* (* (* x 18.0) y) z)

series277.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(* (* x 18.0) y)
24.0ms
(* (* j 27.0) k)
180.0ms
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
48.0ms
(* (* (* x 18.0) y) z)

simplify1.4s

Counts
93 → 93
Iterations

Useful iterations: 2 (346.0ms)

IterNodesCost
01581015
1402980
21642822
done5000822

prune482.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize52.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* x 18.0) y)
0.3b
(* 27.0 (* k j))
5.1b
(* (* (* x 18.0) y) z)
6.0b
(* (* (* (* x 18.0) y) z) t)

rewrite394.0ms

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×*-commutative add-log-exp
Counts
4 → 81
Calls
4 calls:
29.0ms
(* (* x 18.0) y)
27.0ms
(* 27.0 (* k j))
77.0ms
(* (* (* x 18.0) y) z)
255.0ms
(* (* (* (* x 18.0) y) z) t)

series144.0ms

Counts
4 → 12
Calls
4 calls:
22.0ms
(* (* x 18.0) y)
22.0ms
(* 27.0 (* k j))
34.0ms
(* (* (* x 18.0) y) z)
66.0ms
(* (* (* (* x 18.0) y) z) t)

simplify1.4s

Counts
93 → 93
Iterations

Useful iterations: 2 (354.0ms)

IterNodesCost
0133911
1338883
21652677
done5000677

prune465.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

regimes1.7s

Accuracy

44.9% (2.6b remaining)

Error of 3.5b against oracle of 0.9b and baseline of 5.6b

bsearch6.0ms

simplify9.0ms

Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
044151
166119
done66119

end0.0ms

sample5.3s

Algorithm
intervals
Results
3.4s15970×body80valid