Details

Time bar (total: 16.3s)

sample68.0ms

Algorithm
intervals
Results
28.0ms354×body80valid

simplify1.6s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01717
13417
28017
321017
432317
533417
634317
736617
844517
949117
done49117

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 2.7b

localize16.0ms

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)
5.7b
(* (* (* y 9.0) z) t)

rewrite141.0ms

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:
36.0ms
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
21.0ms
(* (* y 9.0) z)
18.0ms
(* (* a 27.0) b)
64.0ms
(* (* (* y 9.0) z) t)

series239.0ms

Counts
4 → 12
Calls
4 calls:
165.0ms
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
20.0ms
(* (* y 9.0) z)
22.0ms
(* (* a 27.0) b)
32.0ms
(* (* (* y 9.0) z) t)

simplify1.3s

Counts
84 → 84
Iterations

Useful iterations: done (1.3s)

IterNodesCost
0140981
1365944
21545802
done5001796

prune312.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* 27.0 (* a b)) (* 9.0 (* t (* z y))))
0.3b
(* 27.0 (* a b))
0.3b
(* 9.0 (* t (* z y)))
5.7b
(* t (* z y))

rewrite120.0ms

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
sub-neg flip3-- diff-log flip--
Counts
4 → 69
Calls
4 calls:
31.0ms
(- (* 27.0 (* a b)) (* 9.0 (* t (* z y))))
20.0ms
(* 27.0 (* a b))
48.0ms
(* 9.0 (* t (* z y)))
18.0ms
(* t (* z y))

series271.0ms

Counts
4 → 12
Calls
4 calls:
139.0ms
(- (* 27.0 (* a b)) (* 9.0 (* t (* z y))))
35.0ms
(* 27.0 (* a b))
52.0ms
(* 9.0 (* t (* z y)))
45.0ms
(* t (* z y))

simplify1.4s

Counts
81 → 81
Iterations

Useful iterations: 2 (235.0ms)

IterNodesCost
0113841
1285796
21077678
done5001678

prune276.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize16.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* 27.0 (* a b)) (* (* 9.0 t) (* z y)))
0.3b
(* 27.0 (* a b))
5.8b
(* (* 9.0 t) (* z y))

rewrite88.0ms

Algorithm
rewrite-expression-head
Rules
20×pow1 add-exp-log add-cbrt-cube
11×pow-prod-down prod-exp cbrt-unprod
add-log-exp
add-sqr-sqrt add-cube-cbrt *-un-lft-identity associate-*l*
associate-*r* *-commutative
sub-neg flip3-- diff-log flip--
Counts
3 → 52
Calls
3 calls:
20.0ms
(- (* 27.0 (* a b)) (* (* 9.0 t) (* z y)))
36.0ms
(* 27.0 (* a b))
29.0ms
(* (* 9.0 t) (* z y))

series200.0ms

Counts
3 → 9
Calls
3 calls:
130.0ms
(- (* 27.0 (* a b)) (* (* 9.0 t) (* z y)))
33.0ms
(* 27.0 (* a b))
37.0ms
(* (* 9.0 t) (* z y))

simplify1.3s

Counts
61 → 61
Iterations

Useful iterations: 2 (246.0ms)

IterNodesCost
0103715
1265671
21041569
done5000569

prune207.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize43.0ms

Local error

Found 4 expressions with local error:

5.7b
(* (* (* y 9.0) z) t)
11.5b
(cbrt (* (* (* y 9.0) z) t))
11.5b
(cbrt (* (* (* y 9.0) z) t))
11.5b
(cbrt (* (* (* y 9.0) z) t))

rewrite243.0ms

Algorithm
rewrite-expression-head
Rules
13×pow1 add-exp-log add-cbrt-cube
pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
add-log-exp
cbrt-prod pow1/3 associate-*r*
associate-*l* *-commutative
Counts
4 → 48
Calls
4 calls:
57.0ms
(* (* (* y 9.0) z) t)
48.0ms
(cbrt (* (* (* y 9.0) z) t))
59.0ms
(cbrt (* (* (* y 9.0) z) t))
79.0ms
(cbrt (* (* (* y 9.0) z) t))

series435.0ms

Counts
4 → 12
Calls
4 calls:
29.0ms
(* (* (* y 9.0) z) t)
153.0ms
(cbrt (* (* (* y 9.0) z) t))
132.0ms
(cbrt (* (* (* y 9.0) z) t))
121.0ms
(cbrt (* (* (* y 9.0) z) t))

simplify4.7s

Counts
60 → 60
Iterations

Useful iterations: done (4.7s)

IterNodesCost
096700
1239683
2879573
34104555
done5000528

prune301.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.0b

regimes802.0ms

Accuracy

80% (0.7b remaining)

Error of 0.8b against oracle of 0.0b and baseline of 3.7b

bsearch196.0ms

Steps
ItersRangePoint
10
4.4134863271695694e+52
7.730793189118645e+66
1.84095399322268e+56
6
-1.2638701696280796e+38
-1.3207885900506812e+37
-2.185516850406665e+37

simplify6.0ms

Iterations

Useful iterations: 1 (4.0ms)

IterNodesCost
02759
14043
done4043

end0.0ms

sample1.9s

Algorithm
intervals
Results
887.0ms11031×body80valid