Details

Time bar (total: 41.8s)

sample243.0ms

Algorithm
intervals
Results
93.0ms39×body2560valid
72.0ms75×body1280valid
20.0ms71×body80nan
19.0ms47×body640valid
7.0ms105×body80valid
6.0ms20×body320valid
3.0ms20×body160valid

simplify6.3s

Counts
1 → 1
Iterations
IterNodes
done5015
63302
5836
4309
3135
259
125
010

prune16.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 45.6b

localize52.0ms

Local error

Found 4 expressions with local error:

0.0b
(* 100.0 (/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n)))
1.0b
(- (pow (+ 1.0 (/ i n)) n) 1.0)
7.9b
(pow (+ 1.0 (/ i n)) n)
12.6b
(/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n))

rewrite1.7s

Algorithm
rewrite-expression-head
Rules
320×times-frac
289×add-sqr-sqrt
198×*-un-lft-identity
140×add-cube-cbrt
96×associate-*r*
84×difference-of-squares
32×unpow-prod-down
29×sqr-pow
28×distribute-lft-out--
19×add-exp-log
18×add-cbrt-cube
17×div-inv
13×associate-/r*
pow1 associate-/l*
cbrt-undiv div-exp add-log-exp
insert-posit16
pow-unpow associate-*l* prod-exp cbrt-unprod unswap-sqr
flip3-- associate-/r/ flip-- associate-/l/
pow-to-exp clear-num sub-neg pow-pow frac-2neg diff-log div-sub pow-prod-down pow-exp associate-*r/ *-commutative distribute-lft-out
Counts
4 → 285
Calls
4 calls:
673.0ms
(* 100.0 (/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n)))
342.0ms
(- (pow (+ 1.0 (/ i n)) n) 1.0)
26.0ms
(pow (+ 1.0 (/ i n)) n)
599.0ms
(/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n))

series2.4s

Counts
4 → 12
Calls
4 calls:
841.0ms
(* 100.0 (/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n)))
488.0ms
(- (pow (+ 1.0 (/ i n)) n) 1.0)
412.0ms
(pow (+ 1.0 (/ i n)) n)
682.0ms
(/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n))

simplify4.8s

Counts
297 → 297
Iterations
IterNodes
done5001
24691
11394
0441

prune2.2s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 24.3b

localize57.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (* i i) 0.5)
0.1b
(* 100.0 (/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) (/ i n)))
10.4b
(* (* (* i i) 0.5) (log 1.0))
21.2b
(/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) (/ i n))

rewrite633.0ms

Algorithm
rewrite-expression-head
Rules
144×times-frac
96×add-sqr-sqrt
86×*-un-lft-identity add-cube-cbrt
51×associate-*r*
32×add-cbrt-cube add-exp-log
21×pow1
13×associate-/r*
12×prod-exp cbrt-unprod
10×pow-prod-down
div-inv
cbrt-undiv log-prod div-exp
associate-*l*
insert-posit16 add-log-exp unswap-sqr
distribute-rgt-in distribute-lft-in *-commutative associate-/l*
associate-/r/ associate-/l/
clear-num associate-+r- frac-2neg flip3-+ div-sub associate-*r/ log-pow flip-+
Counts
4 → 190
Calls
4 calls:
23.0ms
(* (* i i) 0.5)
247.0ms
(* 100.0 (/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) (/ i n)))
76.0ms
(* (* (* i i) 0.5) (log 1.0))
268.0ms
(/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) (/ i n))

series718.0ms

Counts
4 → 12
Calls
4 calls:
36.0ms
(* (* i i) 0.5)
265.0ms
(* 100.0 (/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) (/ i n)))
183.0ms
(* (* (* i i) 0.5) (log 1.0))
234.0ms
(/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) (/ i n))

simplify4.1s

Counts
202 → 202
Iterations
IterNodes
done5003
23659
1966
0337

prune1.7s

Pruning

18 alts after pruning (18 fresh and 0 done)

Merged error: 11.3b

localize55.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (* i i) 0.5)
0.1b
(* 100.0 (* (/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) i) n))
9.9b
(/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) i)
10.4b
(* (* (* i i) 0.5) (log 1.0))

rewrite563.0ms

Algorithm
rewrite-expression-head
Rules
29×add-cbrt-cube add-exp-log
24×pow1
18×add-sqr-sqrt
17×*-un-lft-identity add-cube-cbrt
14×prod-exp cbrt-unprod
12×pow-prod-down
times-frac
associate-*r*
log-prod
associate-*l*
insert-posit16 add-log-exp
distribute-rgt-in associate-/r* distribute-lft-in *-commutative associate-/l*
cbrt-undiv div-exp associate-/l/
clear-num associate-+r- frac-2neg flip3-+ div-sub associate-*l/ associate-*r/ log-pow flip-+ div-inv unswap-sqr
Counts
4 → 102
Calls
4 calls:
24.0ms
(* (* i i) 0.5)
191.0ms
(* 100.0 (* (/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) i) n))
263.0ms
(/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) i)
79.0ms
(* (* (* i i) 0.5) (log 1.0))

series674.0ms

Counts
4 → 12
Calls
4 calls:
31.0ms
(* (* i i) 0.5)
261.0ms
(* 100.0 (* (/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) i) n))
191.0ms
(/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) i)
191.0ms
(* (* (* i i) 0.5) (log 1.0))

simplify2.7s

Counts
114 → 114
Iterations
IterNodes
done5004
21942
1534
0205

prune961.0ms

Pruning

21 alts after pruning (21 fresh and 0 done)

Merged error: 11.3b

localize158.0ms

Local error

Found 4 expressions with local error:

9.9b
(/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) i)
10.4b
(* (* (* i i) 0.5) (log 1.0))
10.4b
(* (* (* i i) 0.5) (log 1.0))
10.4b
(* (* (* i i) 0.5) (log 1.0))

rewrite495.0ms

Algorithm
rewrite-expression-head
Rules
34×pow1
33×add-cbrt-cube add-exp-log
21×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
18×log-prod pow-prod-down prod-exp cbrt-unprod
12×associate-*r*
distribute-rgt-in distribute-lft-in times-frac
insert-posit16 add-log-exp
associate-/r* associate-*l* log-pow *-commutative associate-/l*
associate-/l/
cbrt-undiv clear-num associate-+r- frac-2neg flip3-+ div-sub div-exp flip-+ div-inv
Counts
4 → 118
Calls
4 calls:
261.0ms
(/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) i)
75.0ms
(* (* (* i i) 0.5) (log 1.0))
75.0ms
(* (* (* i i) 0.5) (log 1.0))
76.0ms
(* (* (* i i) 0.5) (log 1.0))

series756.0ms

Counts
4 → 12
Calls
4 calls:
191.0ms
(/ (+ (* n (log 1.0)) (- (+ (* 1.0 i) (* (* i i) 0.5)) (* (* (* i i) 0.5) (log 1.0)))) i)
186.0ms
(* (* (* i i) 0.5) (log 1.0))
189.0ms
(* (* (* i i) 0.5) (log 1.0))
188.0ms
(* (* (* i i) 0.5) (log 1.0))

simplify2.0s

Counts
130 → 130
Iterations
IterNodes
done5000
21246
1357
0138

prune1.1s

Pruning

21 alts after pruning (20 fresh and 1 done)

Merged error: 11.3b

regimes800.0ms

Accuracy

50.3% (11.4b remaining)

Error of 22.0b against oracle of 10.6b and baseline of 33.6b

bsearch694.0ms

Steps
ItersRangePoint
7
4.844052074247226e-103
1.4804481956603392e-101
4.930404890743995e-103
7
-1.903881763283314e-306
-7.036936607564605e-308
-3.388139377181462e-307
10
-524937.0299516014
-3.8822111449762154e-05
-2.4617384878412216
9
-6.999589544614527e+61
-8.353436009901676e+53
-3.0859985436646373e+59
9
-2.4334994185842963e+101
-8.921734026293468e+92
-1.4968988971170808e+97

simplify34.0ms

Iterations
IterNodes
done70
170
053

end0.0ms

sample6.1s

Algorithm
intervals
Results
2.1s2496×body1280valid
1.9s999×body2560valid
622.0ms1571×body640valid
456.0ms3075×body80valid
194.0ms859×body320valid
86.0ms2226×body80nan
77.0ms417×body160valid
27.0msbody5120valid