Details

Time bar (total: 28.9s)

sample125.0ms

Algorithm
intervals
Results
69.0ms512×body80valid

simplify12.0s

Counts
1 → 1
Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
02831
16629
220129
358029
4115029
5174429
6236029
7308729
8342129
done342129

prune20.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 4.1b

localize44.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* j 27.0) k)
0.2b
(* (* x 18.0) y)
2.2b
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
4.8b
(* (* (* x 18.0) y) z)

rewrite471.0ms

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
add-cube-cbrt *-un-lft-identity
associate-*l*
*-commutative add-log-exp
distribute-rgt-in sub-neg distribute-lft-in associate-*r/
flip3-- flip-- unswap-sqr
Counts
4 → 81
Calls
4 calls:
25.0ms
(* (* j 27.0) k)
27.0ms
(* (* x 18.0) y)
323.0ms
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
92.0ms
(* (* (* x 18.0) y) z)

series281.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(* (* j 27.0) k)
33.0ms
(* (* x 18.0) y)
177.0ms
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
43.0ms
(* (* (* x 18.0) y) z)

simplify1.6s

Counts
93 → 93
Iterations

Useful iterations: 2 (377.0ms)

IterNodesCost
01581015
1402980
21636822
done5000822

prune473.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 1.5b

localize42.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* j 27.0) k)
0.2b
(* x (* y 18.0))
2.2b
(* t (- (* (* x (* y 18.0)) z) (* a 4.0)))
4.8b
(* (* x (* y 18.0)) z)

rewrite304.0ms

Algorithm
rewrite-expression-head
Rules
25×pow1 add-exp-log add-cbrt-cube
13×pow-prod-down prod-exp cbrt-unprod
11×add-sqr-sqrt
10×associate-*r*
add-cube-cbrt *-un-lft-identity
associate-*l*
*-commutative add-log-exp
distribute-rgt-in sub-neg distribute-lft-in associate-*r/
flip3-- flip-- unswap-sqr
Counts
4 → 81
Calls
4 calls:
21.0ms
(* (* j 27.0) k)
16.0ms
(* x (* y 18.0))
206.0ms
(* t (- (* (* x (* y 18.0)) z) (* a 4.0)))
55.0ms
(* (* x (* y 18.0)) z)

series262.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(* (* j 27.0) k)
33.0ms
(* x (* y 18.0))
151.0ms
(* t (- (* (* x (* y 18.0)) z) (* a 4.0)))
51.0ms
(* (* x (* y 18.0)) z)

simplify1.4s

Counts
93 → 93
Iterations

Useful iterations: 2 (310.0ms)

IterNodesCost
01551014
1398981
21547823
done5000823

prune408.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 1.5b

localize39.0ms

Local error

Found 4 expressions with local error:

0.2b
(* j (* 27.0 k))
0.2b
(* (* x 18.0) y)
2.2b
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
4.8b
(* (* (* x 18.0) y) z)

rewrite391.0ms

Algorithm
rewrite-expression-head
Rules
25×pow1 add-exp-log add-cbrt-cube
13×pow-prod-down prod-exp cbrt-unprod
11×add-sqr-sqrt
10×associate-*r*
add-cube-cbrt *-un-lft-identity
associate-*l*
*-commutative add-log-exp
distribute-rgt-in sub-neg distribute-lft-in associate-*r/
flip3-- flip-- unswap-sqr
Counts
4 → 81
Calls
4 calls:
18.0ms
(* j (* 27.0 k))
20.0ms
(* (* x 18.0) y)
272.0ms
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
78.0ms
(* (* (* x 18.0) y) z)

series219.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(* j (* 27.0 k))
28.0ms
(* (* x 18.0) y)
134.0ms
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
33.0ms
(* (* (* x 18.0) y) z)

simplify1.4s

Counts
93 → 93
Iterations

Useful iterations: 2 (382.0ms)

IterNodesCost
01561012
1394979
21605821
done5000821

prune424.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 1.5b

localize35.0ms

Local error

Found 4 expressions with local error:

0.2b
(* x (* y 18.0))
0.2b
(* 27.0 (* k j))
2.2b
(* t (- (* (* x (* y 18.0)) z) (* a 4.0)))
4.8b
(* (* x (* y 18.0)) z)

rewrite320.0ms

Algorithm
rewrite-expression-head
Rules
25×pow1 add-exp-log add-cbrt-cube
13×pow-prod-down prod-exp cbrt-unprod
11×add-sqr-sqrt
10×associate-*l*
add-cube-cbrt *-un-lft-identity
associate-*r*
*-commutative add-log-exp
distribute-rgt-in sub-neg distribute-lft-in associate-*r/
flip3-- flip-- unswap-sqr
Counts
4 → 81
Calls
4 calls:
16.0ms
(* x (* y 18.0))
19.0ms
(* 27.0 (* k j))
219.0ms
(* t (- (* (* x (* y 18.0)) z) (* a 4.0)))
62.0ms
(* (* x (* y 18.0)) z)

series264.0ms

Counts
4 → 12
Calls
4 calls:
30.0ms
(* x (* y 18.0))
31.0ms
(* 27.0 (* k j))
166.0ms
(* t (- (* (* x (* y 18.0)) z) (* a 4.0)))
36.0ms
(* (* x (* y 18.0)) z)

simplify1.5s

Counts
93 → 93
Iterations

Useful iterations: 2 (248.0ms)

IterNodesCost
01511011
1386980
21484822
done5001822

prune449.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 1.5b

regimes1.3s

Accuracy

44.7% (1.9b remaining)

Error of 4.2b against oracle of 2.3b and baseline of 5.7b

bsearch469.0ms

Steps
ItersRangePoint
8
1.1340888170133452e-73
4.2140784538217705e-69
4.983042576879065e-72
8
-1.1322513321420767e+131
-2.2529430059135285e+128
-1.3399157091775008e+130

simplify14.0ms

Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
05499
18299
done8299

end0.0ms

sample4.7s

Algorithm
intervals
Results
3.0s15963×body80valid