Details

Time bar (total: 11.7s)

sample52.0ms

Algorithm
intervals
Results
25.0ms350×body80valid

simplify1.5s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

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

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 4.0b

localize28.0ms

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)
7.0b
(* (* (* y 9.0) z) t)

rewrite174.0ms

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:
15.0ms
(- (* x 2.0) (* (* (* y 9.0) z) t))
33.0ms
(* (* a 27.0) b)
18.0ms
(* (* y 9.0) z)
106.0ms
(* (* (* y 9.0) z) t)

series202.0ms

Counts
4 → 12
Calls
4 calls:
118.0ms
(- (* x 2.0) (* (* (* y 9.0) z) t))
23.0ms
(* (* a 27.0) b)
21.0ms
(* (* y 9.0) z)
40.0ms
(* (* (* y 9.0) z) t)

simplify1.4s

Counts
81 → 81
Iterations

Useful iterations: 2 (311.0ms)

IterNodesCost
0133816
1344775
21422651
done5000651

prune265.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize24.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* (* a 27.0) b))
0.0b
(- (* x 2.0) (* (* y 9.0) (* z t)))
0.2b
(* (* a 27.0) b)
4.7b
(* (* y 9.0) (* z t))

rewrite139.0ms

Algorithm
rewrite-expression-head
Rules
21×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-*r*
sub-neg associate-+l+ diff-log associate-*l* sum-log *-commutative
+-commutative associate-+l- flip3-- flip3-+ flip-- flip-+
Counts
4 → 67
Calls
4 calls:
49.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* (* a 27.0) b))
12.0ms
(- (* x 2.0) (* (* y 9.0) (* z t)))
24.0ms
(* (* a 27.0) b)
53.0ms
(* (* y 9.0) (* z t))

series366.0ms

Counts
4 → 12
Calls
4 calls:
210.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* (* a 27.0) b))
98.0ms
(- (* x 2.0) (* (* y 9.0) (* z t)))
24.0ms
(* (* a 27.0) b)
33.0ms
(* (* y 9.0) (* z t))

simplify1.1s

Counts
79 → 79
Iterations

Useful iterations: done (1.1s)

IterNodesCost
01381103
13771026
21496914
done5001908

prune272.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.0b

localize23.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* 27.0 (* a b)))
0.0b
(- (* x 2.0) (* (* y 9.0) (* z t)))
0.2b
(* 27.0 (* a b))
4.7b
(* (* y 9.0) (* z t))

rewrite139.0ms

Algorithm
rewrite-expression-head
Rules
21×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*
sub-neg associate-+l+ diff-log associate-*r* sum-log *-commutative
+-commutative associate-+l- flip3-- flip3-+ flip-- flip-+
Counts
4 → 67
Calls
4 calls:
44.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* 27.0 (* a b)))
15.0ms
(- (* x 2.0) (* (* y 9.0) (* z t)))
27.0ms
(* 27.0 (* a b))
50.0ms
(* (* y 9.0) (* z t))

series374.0ms

Counts
4 → 12
Calls
4 calls:
204.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* 27.0 (* a b)))
113.0ms
(- (* x 2.0) (* (* y 9.0) (* z t)))
23.0ms
(* 27.0 (* a b))
35.0ms
(* (* y 9.0) (* z t))

simplify1.0s

Counts
79 → 79
Iterations

Useful iterations: done (1.0s)

IterNodesCost
01331100
13631025
21352913
done5000907

prune223.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.0b

localize23.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (* y (* 9.0 (* z t))))
0.2b
(* 27.0 (* a b))
0.3b
(* 9.0 (* z t))
4.5b
(* y (* 9.0 (* z t)))

rewrite117.0ms

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:
10.0ms
(- (* x 2.0) (* y (* 9.0 (* z t))))
19.0ms
(* 27.0 (* a b))
30.0ms
(* 9.0 (* z t))
56.0ms
(* y (* 9.0 (* z t)))

series173.0ms

Counts
4 → 12
Calls
4 calls:
87.0ms
(- (* x 2.0) (* y (* 9.0 (* z t))))
25.0ms
(* 27.0 (* a b))
30.0ms
(* 9.0 (* z t))
31.0ms
(* y (* 9.0 (* z t)))

simplify1.3s

Counts
81 → 81
Iterations

Useful iterations: 2 (214.0ms)

IterNodesCost
0125807
1316772
21215648
done5000648

prune205.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0b

regimes603.0ms

Accuracy

82.5% (0.6b remaining)

Error of 0.6b against oracle of 0.0b and baseline of 3.5b

bsearch1.0ms

simplify6.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03871
15671
done5671

end0.0ms

sample2.0s

Algorithm
intervals
Results
1.2s10988×body80valid