Details

Time bar (total: 16.0s)

sample78.0ms

Algorithm
intervals
Results
26.0ms360×body80valid

simplify4.7s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01717
13417
28017
321417
441517
589817
6413517
done500117

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.9b

localize27.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
0.2b
(* (* y 9.0) z)
0.2b
(* (* a 27.0) b)
6.0b
(* (* (* y 9.0) z) t)

rewrite177.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
associate-*r* add-log-exp
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*l* *-commutative
associate-+l+ sum-log
+-commutative associate-+l- sub-neg flip3-+ diff-log flip-+
Counts
4 → 72
Calls
4 calls:
43.0ms
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
25.0ms
(* (* y 9.0) z)
27.0ms
(* (* a 27.0) b)
79.0ms
(* (* (* y 9.0) z) t)

series311.0ms

Counts
4 → 12
Calls
4 calls:
218.0ms
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
27.0ms
(* (* y 9.0) z)
29.0ms
(* (* a 27.0) b)
37.0ms
(* (* (* y 9.0) z) t)

simplify2.1s

Counts
84 → 84
Iterations

Useful iterations: 2 (356.0ms)

IterNodesCost
0140981
1379944
22482814
done5000814

prune265.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.0b

localize25.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (* x 2.0) (* (pow (* 9.0 (* y z)) 1) t)) (* (* a 27.0) b))
0.2b
(* (* a 27.0) b)
0.2b
(* 9.0 (* y z))
6.0b
(* (pow (* 9.0 (* y z)) 1) t)

rewrite115.0ms

Algorithm
rewrite-expression-head
Rules
26×add-exp-log
16×add-cbrt-cube
15×pow1
14×prod-exp
11×add-sqr-sqrt
associate-*l* add-log-exp
add-cube-cbrt *-un-lft-identity
associate-*r* pow-prod-down cbrt-unprod
pow-exp *-commutative
associate-+l+ sum-log unswap-sqr sqr-pow
+-commutative pow-to-exp associate-+l- sub-neg unpow-prod-down flip3-+ diff-log flip-+
Counts
4 → 76
Calls
4 calls:
32.0ms
(+ (- (* x 2.0) (* (pow (* 9.0 (* y z)) 1) t)) (* (* a 27.0) b))
18.0ms
(* (* a 27.0) b)
31.0ms
(* 9.0 (* y z))
30.0ms
(* (pow (* 9.0 (* y z)) 1) t)

series241.0ms

Counts
4 → 12
Calls
4 calls:
165.0ms
(+ (- (* x 2.0) (* (pow (* 9.0 (* y z)) 1) t)) (* (* a 27.0) b))
22.0ms
(* (* a 27.0) b)
20.0ms
(* 9.0 (* y z))
34.0ms
(* (pow (* 9.0 (* y z)) 1) t)

simplify1.6s

Counts
88 → 88
Iterations

Useful iterations: 2 (321.0ms)

IterNodesCost
01561112
1397959
22410854
done5000854

prune336.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize19.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* 2.0 x) (* 27.0 (* a b)))
0.2b
(* 9.0 (* t (* z y)))
0.3b
(* 27.0 (* a b))
6.0b
(* t (* z y))

rewrite129.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
associate-*l*
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
add-log-exp
associate-*r* *-commutative
+-commutative flip3-+ sum-log flip-+
Counts
4 → 68
Calls
4 calls:
13.0ms
(+ (* 2.0 x) (* 27.0 (* a b)))
61.0ms
(* 9.0 (* t (* z y)))
23.0ms
(* 27.0 (* a b))
29.0ms
(* t (* z y))

series171.0ms

Counts
4 → 12
Calls
4 calls:
65.0ms
(+ (* 2.0 x) (* 27.0 (* a b)))
43.0ms
(* 9.0 (* t (* z y)))
28.0ms
(* 27.0 (* a b))
35.0ms
(* t (* z y))

simplify1.0s

Counts
80 → 80
Iterations

Useful iterations: 2 (176.0ms)

IterNodesCost
0117747
1315718
21245594
done5000594

prune223.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize21.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (* x 2.0) (* (pow (* 9.0 (* y z)) 1) t)) (* a (* 27.0 b)))
0.2b
(* 9.0 (* y z))
0.5b
(* a (* 27.0 b))
6.0b
(* (pow (* 9.0 (* y z)) 1) t)

rewrite118.0ms

Algorithm
rewrite-expression-head
Rules
26×add-exp-log
16×add-cbrt-cube
15×pow1
14×prod-exp
11×add-sqr-sqrt associate-*l*
add-log-exp
add-cube-cbrt *-un-lft-identity
pow-prod-down cbrt-unprod
associate-*r*
pow-exp *-commutative
associate-+l+ sum-log unswap-sqr sqr-pow
+-commutative pow-to-exp associate-+l- sub-neg unpow-prod-down flip3-+ diff-log flip-+
Counts
4 → 76
Calls
4 calls:
52.0ms
(+ (- (* x 2.0) (* (pow (* 9.0 (* y z)) 1) t)) (* a (* 27.0 b)))
17.0ms
(* 9.0 (* y z))
16.0ms
(* a (* 27.0 b))
29.0ms
(* (pow (* 9.0 (* y z)) 1) t)

series297.0ms

Counts
4 → 12
Calls
4 calls:
192.0ms
(+ (- (* x 2.0) (* (pow (* 9.0 (* y z)) 1) t)) (* a (* 27.0 b)))
30.0ms
(* 9.0 (* y z))
33.0ms
(* a (* 27.0 b))
43.0ms
(* (pow (* 9.0 (* y z)) 1) t)

simplify1.3s

Counts
88 → 88
Iterations

Useful iterations: 2 (219.0ms)

IterNodesCost
01541109
1387958
22042853
done5000853

prune326.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0.0b

regimes446.0ms

Accuracy

76.7% (0.8b remaining)

Error of 0.8b against oracle of 0.0b and baseline of 3.4b

bsearch228.0ms

Steps
ItersRangePoint
9
1.0553990283636674e-106
1.748252264772765e-101
1.7241323396363288e-101
10
-178402938116589.1
-533.1690161192413
-14647692784802.438

simplify10.0ms

Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
03761
15259
25559
35759
done5759

end0.0ms

sample1.7s

Algorithm
intervals
Results
836.0ms11023×body80valid