Details

Time bar (total: 17.9s)

sample41.0ms

Algorithm
intervals
Results
19.0ms372×body80valid

simplify4.3s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
017329
134329
280329
3192329
4336329
5510329
6743329
71004329
81132329
91375329
101999329
112792329
123891329
134795329
done5001329

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 4.2b

localize39.0ms

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)
7.7b
(* (* (* y 9.0) z) t)

rewrite125.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-cbrt-cube add-exp-log
12×pow-prod-down prod-exp cbrt-unprod
associate-*r* add-log-exp
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
associate-*l* *-commutative
associate-+l+ sum-log
+-commutative sub-neg flip3-+ diff-log associate-+l- flip-+
Counts
4 → 72
Calls
4 calls:
39.0ms
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
16.0ms
(* (* y 9.0) z)
21.0ms
(* (* a 27.0) b)
47.0ms
(* (* (* y 9.0) z) t)

series260.0ms

Counts
4 → 12
Calls
4 calls:
186.0ms
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
19.0ms
(* (* y 9.0) z)
21.0ms
(* (* a 27.0) b)
34.0ms
(* (* (* y 9.0) z) t)

simplify1.9s

Counts
84 → 84
Iterations

Useful iterations: 2 (392.0ms)

IterNodesCost
014018024
137816550
2136715510
done500315510

prune421.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize29.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* (* a 27.0) b))
0.2b
(* (* a 27.0) b)
5.3b
(* (* y 9.0) (* z t))

rewrite104.0ms

Algorithm
rewrite-expression-head
Rules
20×pow1 add-cbrt-cube add-exp-log
11×pow-prod-down prod-exp cbrt-unprod
add-log-exp
add-sqr-sqrt *-un-lft-identity associate-*r* add-cube-cbrt
associate-+l+ sum-log associate-*l* *-commutative
+-commutative sub-neg flip3-+ diff-log associate-+l- flip-+
Counts
3 → 55
Calls
3 calls:
40.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* (* a 27.0) b))
27.0ms
(* (* a 27.0) b)
34.0ms
(* (* y 9.0) (* z t))

series291.0ms

Counts
3 → 9
Calls
3 calls:
222.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* (* a 27.0) b))
27.0ms
(* (* a 27.0) b)
41.0ms
(* (* y 9.0) (* z t))

simplify1.8s

Counts
64 → 64
Iterations

Useful iterations: 2 (395.0ms)

IterNodesCost
012315409
133214087
2126913127
done500213127

prune325.0ms

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))
0.2b
(* (* a 27.0) b)
0.2b
(* 9.0 (* z t))
5.1b
(* y (* 9.0 (* z t)))

rewrite89.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-cbrt-cube add-exp-log
12×pow-prod-down prod-exp cbrt-unprod
add-log-exp
add-sqr-sqrt *-un-lft-identity associate-*l* add-cube-cbrt
associate-*r*
*-commutative
associate-+l+ sum-log
+-commutative sub-neg flip3-+ diff-log associate-+l- flip-+
Counts
4 → 72
Calls
4 calls:
24.0ms
(+ (- (* x 2.0) (* y (* 9.0 (* z t)))) (* (* a 27.0) b))
14.0ms
(* (* a 27.0) b)
13.0ms
(* 9.0 (* z t))
36.0ms
(* y (* 9.0 (* z t)))

series275.0ms

Counts
4 → 12
Calls
4 calls:
203.0ms
(+ (- (* x 2.0) (* y (* 9.0 (* z t)))) (* (* a 27.0) b))
22.0ms
(* (* a 27.0) b)
19.0ms
(* 9.0 (* z t))
31.0ms
(* y (* 9.0 (* z t)))

simplify1.7s

Counts
84 → 84
Iterations

Useful iterations: 2 (355.0ms)

IterNodesCost
013717944
135616552
2131715672
done500215672

prune528.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize25.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* a (* 27.0 b)))
0.4b
(* a (* 27.0 b))
5.3b
(* (* y 9.0) (* z t))

rewrite62.0ms

Algorithm
rewrite-expression-head
Rules
20×pow1 add-cbrt-cube add-exp-log
11×pow-prod-down prod-exp cbrt-unprod
add-log-exp
add-sqr-sqrt *-un-lft-identity associate-*l* add-cube-cbrt
associate-+l+ sum-log associate-*r* *-commutative
+-commutative sub-neg flip3-+ diff-log associate-+l- flip-+
Counts
3 → 55
Calls
3 calls:
27.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* a (* 27.0 b)))
12.0ms
(* a (* 27.0 b))
21.0ms
(* (* y 9.0) (* z t))

series248.0ms

Counts
3 → 9
Calls
3 calls:
194.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* a (* 27.0 b)))
21.0ms
(* a (* 27.0 b))
33.0ms
(* (* y 9.0) (* z t))

simplify1.8s

Counts
64 → 64
Iterations

Useful iterations: 2 (374.0ms)

IterNodesCost
012015369
131914088
2122713128
done500613128

prune376.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0.0b

regimes1.6s

Accuracy

91% (0.3b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 3.5b

bsearch2.0ms

simplify9.0ms

Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
033991
150991
done50991

end0.0ms

sample1.6s

Algorithm
intervals
Results
1.0s10939×body80valid