Details

Time bar (total: 22.1s)

sample102.0ms

Algorithm
intervals
Results
54.0ms488×body80valid

simplify2.4s

Counts
1 → 1
Iterations
IterNodes
done5001
41710
3614
2201
166
028

prune41.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 4.3b

localize64.0ms

Local error

Found 4 expressions with local error:

0.2b
(* x (* z 18.0))
0.3b
(* j (* k 27.0))
4.1b
(* (- (* y (* x (* z 18.0))) (* a 4.0)) t)
4.8b
(* y (* x (* z 18.0)))

rewrite297.0ms

Algorithm
rewrite-expression-head
Rules
25×pow1 add-cbrt-cube add-exp-log
13×pow-prod-down prod-exp cbrt-unprod
12×associate-*l*
11×add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
associate-*r*
*-commutative add-log-exp
associate-*l/
flip3-- flip-- unswap-sqr
Counts
4 → 77
Calls
4 calls:
21.0ms
(* x (* z 18.0))
12.0ms
(* j (* k 27.0))
213.0ms
(* (- (* y (* x (* z 18.0))) (* a 4.0)) t)
46.0ms
(* y (* x (* z 18.0)))

series268.0ms

Counts
4 → 12
Calls
4 calls:
29.0ms
(* x (* z 18.0))
29.0ms
(* j (* k 27.0))
154.0ms
(* (- (* y (* x (* z 18.0))) (* a 4.0)) t)
55.0ms
(* y (* x (* z 18.0)))

simplify1.4s

Counts
89 → 89
Iterations
IterNodes
done5000
21727
1370
0145

prune1.1s

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 2.9b

localize57.0ms

Local error

Found 4 expressions with local error:

0.2b
(* x (* z 18.0))
0.3b
(* 27.0 (* j k))
4.1b
(* (- (* y (* x (* z 18.0))) (* a 4.0)) t)
4.8b
(* y (* x (* z 18.0)))

rewrite267.0ms

Algorithm
rewrite-expression-head
Rules
25×pow1 add-cbrt-cube add-exp-log
13×pow-prod-down prod-exp cbrt-unprod
12×associate-*l*
11×add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
associate-*r*
*-commutative add-log-exp
associate-*l/
flip3-- flip-- unswap-sqr
Counts
4 → 77
Calls
4 calls:
24.0ms
(* x (* z 18.0))
22.0ms
(* 27.0 (* j k))
166.0ms
(* (- (* y (* x (* z 18.0))) (* a 4.0)) t)
51.0ms
(* y (* x (* z 18.0)))

series273.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(* x (* z 18.0))
38.0ms
(* 27.0 (* j k))
151.0ms
(* (- (* y (* x (* z 18.0))) (* a 4.0)) t)
47.0ms
(* y (* x (* z 18.0)))

simplify1.3s

Counts
89 → 89
Iterations
IterNodes
done5000
21670
1367
0144

prune894.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 2.9b

localize54.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (* x i) 4.0)
0.3b
(* j (* k 27.0))
4.1b
(* (* y z) (* 18.0 x))
4.1b
(* t (- (* (* y z) (* 18.0 x)) (* a 4.0)))

rewrite185.0ms

Algorithm
rewrite-expression-head
Rules
28×pow1 add-cbrt-cube add-exp-log
15×pow-prod-down prod-exp cbrt-unprod
10×add-sqr-sqrt
*-un-lft-identity associate-*r* associate-*l* add-cube-cbrt
*-commutative add-log-exp
distribute-rgt-in sub-neg distribute-lft-in associate-*r/
flip3-- flip-- unswap-sqr
Counts
4 → 82
Calls
4 calls:
23.0ms
(* (* x i) 4.0)
24.0ms
(* j (* k 27.0))
40.0ms
(* (* y z) (* 18.0 x))
96.0ms
(* t (- (* (* y z) (* 18.0 x)) (* a 4.0)))

series234.0ms

Counts
4 → 12
Calls
4 calls:
29.0ms
(* (* x i) 4.0)
21.0ms
(* j (* k 27.0))
46.0ms
(* (* y z) (* 18.0 x))
138.0ms
(* t (- (* (* y z) (* 18.0 x)) (* a 4.0)))

simplify1.4s

Counts
94 → 94
Iterations
IterNodes
done5000
22299
1460
0171

prune834.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 2.9b

localize88.0ms

Local error

Found 4 expressions with local error:

4.1b
(* (* y z) (* 18.0 x))
4.1b
(* t (- (* (* y z) (* 18.0 x)) (* a 4.0)))
4.1b
(* t (- (* (* y z) (* 18.0 x)) (* a 4.0)))
4.1b
(* t (- (* (* y z) (* 18.0 x)) (* a 4.0)))

rewrite413.0ms

Algorithm
rewrite-expression-head
Rules
22×pow1 add-cbrt-cube add-exp-log
16×add-sqr-sqrt
11×pow-prod-down prod-exp cbrt-unprod
10×*-un-lft-identity associate-*r* associate-*l* add-cube-cbrt
distribute-rgt-in sub-neg distribute-lft-in associate-*r/
*-commutative add-log-exp
flip3-- flip-- unswap-sqr
Counts
4 → 94
Calls
4 calls:
38.0ms
(* (* y z) (* 18.0 x))
105.0ms
(* t (- (* (* y z) (* 18.0 x)) (* a 4.0)))
105.0ms
(* t (- (* (* y z) (* 18.0 x)) (* a 4.0)))
160.0ms
(* t (- (* (* y z) (* 18.0 x)) (* a 4.0)))

series497.0ms

Counts
4 → 12
Calls
4 calls:
34.0ms
(* (* y z) (* 18.0 x))
158.0ms
(* t (- (* (* y z) (* 18.0 x)) (* a 4.0)))
145.0ms
(* t (- (* (* y z) (* 18.0 x)) (* a 4.0)))
160.0ms
(* t (- (* (* y z) (* 18.0 x)) (* a 4.0)))

simplify1.3s

Counts
106 → 106
Iterations
IterNodes
done5000
21220
1276
0101

prune1.0s

Pruning

8 alts after pruning (5 fresh and 3 done)

Merged error: 2.9b

regimes2.9s

Accuracy

31.8% (2.5b remaining)

Error of 4.5b against oracle of 2.0b and baseline of 5.7b

bsearch574.0ms

Steps
ItersRangePoint
6
1.0909778009685074e-115
4.646879573910802e-115
3.1390973848175545e-115
7
-3.162965753782051e-172
-2.2975351569061484e-174
-9.206800721396284e-173

simplify12.0ms

Iterations
IterNodes
done66
366
263
153
037

end0.0ms

sample4.1s

Algorithm
intervals
Results
2.8s15952×body80valid