Details

Time bar (total: 10.9s)

sample114.0ms

Algorithm
intervals
Results
32.0ms541×pre80true
19.0ms111×body320valid
14.0ms285×body80nan
11.0ms98×body160valid
4.0ms17×body640valid
2.0ms30×body80valid

simplify106.0ms

Counts
1 → 1
Iterations
IterNodes
done120
5120
4112
383
242
122
012

prune23.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 52.1b

localize18.0ms

Local error

Found 4 expressions with local error:

0.1b
(- (* b b) (* (* 3.0 a) c))
0.2b
(/ (+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* 3.0 a))
0.3b
(* (* 3.0 a) c)
27.0b
(+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))

rewrite139.0ms

Algorithm
rewrite-expression-head
Rules
22×*-un-lft-identity
14×add-cbrt-cube add-exp-log
10×add-sqr-sqrt fma-def add-cube-cbrt add-log-exp
pow1
distribute-rgt-neg-in distribute-lft-out
times-frac associate-/l*
expm1-log1p-u prod-exp cbrt-unprod log1p-expm1-u
distribute-lft-neg-in associate-*r* pow-prod-down
neg-sub0 cbrt-undiv sum-log flip3-+ div-exp associate-+l- flip-+ associate-/l/
+-commutative clear-num associate-/r* neg-mul-1 sub-neg frac-2neg flip3-- fma-neg diff-log div-sub associate-*l* prod-diff neg-log *-commutative div-inv flip--
Counts
4 → 93
Calls
4 calls:
7.0ms
(- (* b b) (* (* 3.0 a) c))
83.0ms
(/ (+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* 3.0 a))
25.0ms
(* (* 3.0 a) c)
22.0ms
(+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))

series399.0ms

Counts
4 → 12
Calls
4 calls:
61.0ms
(- (* b b) (* (* 3.0 a) c))
177.0ms
(/ (+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* 3.0 a))
38.0ms
(* (* 3.0 a) c)
124.0ms
(+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))

simplify1.6s

Counts
105 → 105
Iterations
IterNodes
done5000
22801
1471
0167

prune594.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 2.8b

localize5.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations
IterNodes
done0
00

prune47.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 2.8b

localize11.0ms

Local error

Found 3 expressions with local error:

0.3b
(/ (* (* a c) -1.5) b)
0.3b
(* (* a c) -1.5)
0.4b
(/ (/ (* (* a c) -1.5) b) (* 3.0 a))

rewrite57.0ms

Algorithm
rewrite-expression-head
Rules
49×add-cbrt-cube add-exp-log
17×cbrt-undiv div-exp
16×times-frac prod-exp cbrt-unprod
10×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
pow1 associate-/l*
associate-/r* div-inv
expm1-log1p-u associate-*r* pow-prod-down log1p-expm1-u add-log-exp
clear-num frac-2neg
associate-*l* *-commutative associate-/l/
Counts
3 → 89
Calls
3 calls:
16.0ms
(/ (* (* a c) -1.5) b)
18.0ms
(* (* a c) -1.5)
20.0ms
(/ (/ (* (* a c) -1.5) b) (* 3.0 a))

series81.0ms

Counts
3 → 9
Calls
3 calls:
33.0ms
(/ (* (* a c) -1.5) b)
24.0ms
(* (* a c) -1.5)
24.0ms
(/ (/ (* (* a c) -1.5) b) (* 3.0 a))

simplify1.3s

Counts
98 → 98
Iterations
IterNodes
done5000
22860
1407
0145

prune411.0ms

Pruning

22 alts after pruning (21 fresh and 1 done)

Merged error: 2.8b

localize12.0ms

Local error

Found 2 expressions with local error:

0.1b
(/ 3.0 (/ -1.5 b))
0.3b
(/ (/ (* a c) 1) (* (/ 3.0 (/ -1.5 b)) a))

rewrite42.0ms

Algorithm
rewrite-expression-head
Rules
93×add-exp-log
88×times-frac
61×add-cbrt-cube
54×div-exp
48×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
32×cbrt-undiv
23×prod-exp
14×associate-/r*
13×cbrt-unprod
10×associate-/l*
1-exp div-inv
expm1-log1p-u pow1 clear-num frac-2neg associate-/r/ log1p-expm1-u add-log-exp
associate-*l/ associate-/l/
Counts
2 → 133
Calls
2 calls:
14.0ms
(/ 3.0 (/ -1.5 b))
20.0ms
(/ (/ (* a c) 1) (* (/ 3.0 (/ -1.5 b)) a))

series46.0ms

Counts
2 → 6
Calls
2 calls:
22.0ms
(/ 3.0 (/ -1.5 b))
24.0ms
(/ (/ (* a c) 1) (* (/ 3.0 (/ -1.5 b)) a))

simplify493.0ms

Counts
139 → 139
Iterations
IterNodes
done5000
1834
0275

prune618.0ms

Pruning

21 alts after pruning (20 fresh and 1 done)

Merged error: 2.8b

regimes700.0ms

Accuracy

0% (3.5b remaining)

Error of 6.2b against oracle of 2.6b and baseline of 6.2b

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done6
16
05

end0.0ms

sample4.0s

Algorithm
intervals
Results
1.2s3689×body320valid
780.0ms16160×pre80true
663.0ms8160×body80nan
442.0ms2882×body160valid
143.0ms533×body640valid
58.0ms896×body80valid