Details

Time bar (total: 16.9s)

sample61.0ms

Algorithm
intervals
Results
24.0ms340×body80valid

simplify4.4s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01717
13417
28017
321417
441517
589817
6413517
done500117

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.4b

localize31.0ms

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

rewrite193.0ms

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:
47.0ms
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
29.0ms
(* (* y 9.0) z)
26.0ms
(* (* a 27.0) b)
89.0ms
(* (* (* y 9.0) z) t)

series287.0ms

Counts
4 → 12
Calls
4 calls:
203.0ms
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
21.0ms
(* (* y 9.0) z)
28.0ms
(* (* a 27.0) b)
35.0ms
(* (* (* y 9.0) z) t)

simplify1.9s

Counts
84 → 84
Iterations

Useful iterations: 2 (386.0ms)

IterNodesCost
0140981
1379944
22482814
done5000814

prune454.0ms

Pruning

8 alts after pruning (8 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))) (* 9.0 (* t (* z y))))
0.2b
(* 9.0 (* t (* z y)))
0.3b
(* 27.0 (* a b))
5.7b
(* t (* z y))

rewrite184.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
associate-*l* add-log-exp
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*r* *-commutative
diff-log
sub-neg flip3-- associate--l+ sum-log flip--
Counts
4 → 71
Calls
4 calls:
75.0ms
(- (+ (* 2.0 x) (* 27.0 (* a b))) (* 9.0 (* t (* z y))))
61.0ms
(* 9.0 (* t (* z y)))
23.0ms
(* 27.0 (* a b))
22.0ms
(* t (* z y))

series282.0ms

Counts
4 → 12
Calls
4 calls:
182.0ms
(- (+ (* 2.0 x) (* 27.0 (* a b))) (* 9.0 (* t (* z y))))
40.0ms
(* 9.0 (* t (* z y)))
29.0ms
(* 27.0 (* a b))
31.0ms
(* t (* z y))

simplify995.0ms

Counts
83 → 83
Iterations

Useful iterations: done (991.0ms)

IterNodesCost
0123956
1312919
21262783
done5001781

prune406.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize32.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* 2.0 x) (- (* 27.0 (* a b)) (* 9.0 (* t (* z y)))))
0.2b
(* 9.0 (* t (* z y)))
0.3b
(* 27.0 (* a b))
5.7b
(* t (* z y))

rewrite156.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
associate-*l* add-log-exp
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*r* *-commutative
associate-+r+ sum-log
+-commutative associate-+r- sub-neg flip3-+ diff-log flip-+
Counts
4 → 72
Calls
4 calls:
55.0ms
(+ (* 2.0 x) (- (* 27.0 (* a b)) (* 9.0 (* t (* z y)))))
50.0ms
(* 9.0 (* t (* z y)))
24.0ms
(* 27.0 (* a b))
24.0ms
(* t (* z y))

series323.0ms

Counts
4 → 12
Calls
4 calls:
216.0ms
(+ (* 2.0 x) (- (* 27.0 (* a b)) (* 9.0 (* t (* z y)))))
40.0ms
(* 9.0 (* t (* z y)))
35.0ms
(* 27.0 (* a b))
31.0ms
(* t (* z y))

simplify894.0ms

Counts
84 → 84
Iterations

Useful iterations: 2 (216.0ms)

IterNodesCost
0124954
1327925
21273775
done5000775

prune377.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize26.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (* (* (* y 9.0) z) t))
0.2b
(* a (* 27.0 b))
0.2b
(* (* y 9.0) z)
5.8b
(* (* (* y 9.0) z) t)

rewrite145.0ms

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:
11.0ms
(- (* x 2.0) (* (* (* y 9.0) z) t))
23.0ms
(* a (* 27.0 b))
25.0ms
(* (* y 9.0) z)
83.0ms
(* (* (* y 9.0) z) t)

series172.0ms

Counts
4 → 12
Calls
4 calls:
88.0ms
(- (* x 2.0) (* (* (* y 9.0) z) t))
26.0ms
(* a (* 27.0 b))
20.0ms
(* (* y 9.0) z)
38.0ms
(* (* (* y 9.0) z) t)

simplify1.5s

Counts
81 → 81
Iterations

Useful iterations: 2 (251.0ms)

IterNodesCost
0131813
1346774
21947650
done5001650

prune440.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 0.0b

regimes1.5s

Accuracy

90.1% (0.3b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 3.5b

bsearch1.0ms

simplify8.0ms

Iterations

Useful iterations: 1 (5.0ms)

IterNodesCost
04069
16067
done6067

end0.0ms

sample2.2s

Algorithm
intervals
Results
1.2s11022×body80valid