Details

Time bar (total: 7.2s)

sample31.0ms

Algorithm
intervals
Results
14.0ms352×body80valid

simplify1.4s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01717
13417
28017
320717
438017
546717
647617
749917
858217
992217
done92217

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.4b

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (* (* (* y 9.0) z) t))
0.2b
(* (* a 27.0) b)
0.3b
(* (* y 9.0) z)
5.2b
(* (* (* y 9.0) z) t)

rewrite39.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
associate-*r*
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
add-log-exp
associate-*l* *-commutative
sub-neg flip3-- diff-log flip--
Counts
4 → 69
Calls
4 calls:
2.0ms
(- (* x 2.0) (* (* (* y 9.0) z) t))
6.0ms
(* (* a 27.0) b)
6.0ms
(* (* y 9.0) z)
22.0ms
(* (* (* y 9.0) z) t)

series131.0ms

Counts
4 → 12
Calls
4 calls:
67.0ms
(- (* x 2.0) (* (* (* y 9.0) z) t))
19.0ms
(* (* a 27.0) b)
19.0ms
(* (* y 9.0) z)
26.0ms
(* (* (* y 9.0) z) t)

simplify675.0ms

Counts
81 → 81
Iterations

Useful iterations: 2 (143.0ms)

IterNodesCost
0133816
1348775
21493651
done5000651

prune199.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* x 2.0) (- (* 9.0 (* t (* z y)))))
0.2b
(* (* a 27.0) b)
0.2b
(* 9.0 (* t (* z y)))
5.2b
(* t (* z y))

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
add-log-exp
add-sqr-sqrt add-cube-cbrt *-un-lft-identity associate-*l*
associate-*r*
*-commutative
sum-log
+-commutative neg-sub0 associate-+r- flip3-+ unsub-neg neg-log flip-+
Counts
4 → 72
Calls
4 calls:
4.0ms
(+ (* x 2.0) (- (* 9.0 (* t (* z y)))))
6.0ms
(* (* a 27.0) b)
17.0ms
(* 9.0 (* t (* z y)))
6.0ms
(* t (* z y))

series171.0ms

Counts
4 → 12
Calls
4 calls:
70.0ms
(+ (* x 2.0) (- (* 9.0 (* t (* z y)))))
33.0ms
(* (* a 27.0) b)
43.0ms
(* 9.0 (* t (* z y)))
25.0ms
(* t (* z y))

simplify568.0ms

Counts
84 → 84
Iterations

Useful iterations: done (566.0ms)

IterNodesCost
0130828
1350786
21429646
done5000645

prune209.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize12.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (* (* 9.0 (* z y)) t))
0.2b
(* (* a 27.0) b)
0.3b
(* 9.0 (* z y))
5.2b
(* (* 9.0 (* z y)) t)

rewrite37.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity associate-*r*
add-log-exp
associate-*l*
*-commutative
sub-neg flip3-- diff-log flip--
Counts
4 → 69
Calls
4 calls:
2.0ms
(- (* x 2.0) (* (* 9.0 (* z y)) t))
9.0ms
(* (* a 27.0) b)
6.0ms
(* 9.0 (* z y))
18.0ms
(* (* 9.0 (* z y)) t)

series134.0ms

Counts
4 → 12
Calls
4 calls:
69.0ms
(- (* x 2.0) (* (* 9.0 (* z y)) t))
19.0ms
(* (* a 27.0) b)
19.0ms
(* 9.0 (* z y))
26.0ms
(* (* 9.0 (* z y)) t)

simplify602.0ms

Counts
81 → 81
Iterations

Useful iterations: 2 (126.0ms)

IterNodesCost
0129815
1338776
21418652
done5000652

prune204.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize14.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* a 27.0) b)
0.3b
(* (sqrt 9.0) (* z y))
0.3b
(* (sqrt 9.0) (* (sqrt 9.0) (* z y)))
5.2b
(* (* (sqrt 9.0) (* (sqrt 9.0) (* z y))) t)

rewrite104.0ms

Algorithm
rewrite-expression-head
Rules
37×pow1 add-exp-log add-cbrt-cube
22×pow-prod-down prod-exp cbrt-unprod
14×associate-*l*
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*r*
sqrt-prod
*-commutative add-log-exp
Counts
4 → 87
Calls
4 calls:
6.0ms
(* (* a 27.0) b)
8.0ms
(* (sqrt 9.0) (* z y))
20.0ms
(* (sqrt 9.0) (* (sqrt 9.0) (* z y)))
67.0ms
(* (* (sqrt 9.0) (* (sqrt 9.0) (* z y))) t)

series245.0ms

Counts
4 → 12
Calls
4 calls:
19.0ms
(* (* a 27.0) b)
45.0ms
(* (sqrt 9.0) (* z y))
74.0ms
(* (sqrt 9.0) (* (sqrt 9.0) (* z y)))
107.0ms
(* (* (sqrt 9.0) (* (sqrt 9.0) (* z y))) t)

simplify607.0ms

Counts
99 → 99
Iterations

Useful iterations: 2 (130.0ms)

IterNodesCost
01311124
1350851
21509663
done5000663

prune225.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0.0b

regimes684.0ms

Accuracy

64.5% (1.3b remaining)

Error of 1.3b against oracle of 0.0b and baseline of 3.6b

bsearch1.0ms

simplify7.0ms

Iterations

Useful iterations: 1 (2.0ms)

IterNodesCost
02964
14848
25648
36248
done6248

end0.0ms

sample810.0ms

Algorithm
intervals
Results
454.0ms11045×body80valid