Details

Time bar (total: 34.0s)

sample90.0ms

Algorithm
intervals
Results
29.0ms436×body80nan
18.0ms303×body80valid

simplify123.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
04914
115514
268414
3389814
4500114
done500114

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 31.3b

localize19.0ms

Local error

Found 4 expressions with local error:

5.5b
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
6.0b
(* (* n (pow (/ l Om) 2.0)) (- U U*))
9.0b
(/ (* l l) Om)
19.2b
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

rewrite289.0ms

Algorithm
rewrite-expression-head
Rules
32×add-exp-log
30×prod-diff
26×add-sqr-sqrt *-un-lft-identity
25×pow1
24×add-cube-cbrt
23×add-cbrt-cube
22×associate-*r/
21×distribute-rgt-in distribute-lft-in
16×prod-exp
13×pow-prod-down
11×flip3-- flip--
10×associate--l+ cbrt-unprod
associate-*r* frac-sub
sub-neg sqrt-div
expm1-log1p-u sqrt-pow1 log1p-expm1-u add-log-exp
times-frac div-exp associate-/r*
cbrt-undiv associate-*l* pow-exp *-commutative
pow-to-exp frac-2neg pow1/2 clear-num sqrt-prod div-inv associate-/l* distribute-lft-out-- difference-of-squares
Counts
4 → 141
Calls
4 calls:
128.0ms
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
47.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
9.0ms
(/ (* l l) Om)
99.0ms
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

series6.8s

Counts
4 → 12
Calls
4 calls:
1.3s
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
379.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
19.0ms
(/ (* l l) Om)
5.0s
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

simplify46.0ms

Counts
153 → 153
Iterations

Useful iterations: 1 (27.0ms)

IterNodesCost
011762335
150012011
done50012011

prune557.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 19.4b

localize19.0ms

Local error

Found 4 expressions with local error:

5.3b
(* n (pow (/ l Om) 2.0))
5.5b
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
6.0b
(* (* n (pow (/ l Om) 2.0)) (- U U*))
19.2b
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

rewrite302.0ms

Algorithm
rewrite-expression-head
Rules
41×add-sqr-sqrt
35×add-exp-log
33×*-un-lft-identity
31×add-cube-cbrt
30×prod-diff
25×pow1 associate-*r*
22×associate-*r/
21×distribute-rgt-in distribute-lft-in
20×add-cbrt-cube
19×prod-exp
15×unpow-prod-down
13×pow-prod-down
11×flip3-- flip--
10×times-frac associate--l+ cbrt-unprod
frac-sub
sub-neg sqrt-div
associate-*l*
expm1-log1p-u sqrt-pow1 pow-exp log1p-expm1-u add-log-exp unswap-sqr
*-commutative
pow-to-exp div-exp sqr-pow
pow1/2 sqrt-prod div-inv distribute-lft-out-- difference-of-squares
Counts
4 → 157
Calls
4 calls:
24.0ms
(* n (pow (/ l Om) 2.0))
127.0ms
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
45.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
98.0ms
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

series7.1s

Counts
4 → 12
Calls
4 calls:
156.0ms
(* n (pow (/ l Om) 2.0))
1.4s
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
390.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
5.1s
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

simplify48.0ms

Counts
169 → 169
Iterations

Useful iterations: 1 (27.0ms)

IterNodesCost
012272457
150022136
done50022136

prune632.0ms

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 18.6b

localize18.0ms

Local error

Found 4 expressions with local error:

5.3b
(* n (pow (/ l Om) 2.0))
5.5b
(* (* (* 2.0 n) U) (- (- t (* 2.0 (* l (/ l Om)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
6.0b
(* (* n (pow (/ l Om) 2.0)) (- U U*))
19.2b
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (* l (/ l Om)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

rewrite308.0ms

Algorithm
rewrite-expression-head
Rules
41×add-sqr-sqrt
35×add-exp-log
33×*-un-lft-identity
31×add-cube-cbrt
30×prod-diff
25×pow1 associate-*r*
22×associate-*r/
21×distribute-rgt-in distribute-lft-in
20×add-cbrt-cube
19×prod-exp
15×unpow-prod-down
13×pow-prod-down
11×flip3-- flip--
10×times-frac associate--l+ cbrt-unprod
frac-sub
sub-neg sqrt-div
associate-*l*
expm1-log1p-u sqrt-pow1 pow-exp log1p-expm1-u add-log-exp unswap-sqr
*-commutative
pow-to-exp div-exp sqr-pow
pow1/2 sqrt-prod div-inv distribute-lft-out-- difference-of-squares
Counts
4 → 157
Calls
4 calls:
23.0ms
(* n (pow (/ l Om) 2.0))
129.0ms
(* (* (* 2.0 n) U) (- (- t (* 2.0 (* l (/ l Om)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
47.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
101.0ms
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (* l (/ l Om)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

series7.4s

Counts
4 → 12
Calls
4 calls:
151.0ms
(* n (pow (/ l Om) 2.0))
1.6s
(* (* (* 2.0 n) U) (- (- t (* 2.0 (* l (/ l Om)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
396.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
5.2s
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (* l (/ l Om)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

simplify50.0ms

Counts
169 → 169
Iterations

Useful iterations: 1 (29.0ms)

IterNodesCost
012292461
150012136
done50012136

prune582.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 18.6b

localize29.0ms

Local error

Found 4 expressions with local error:

19.2b
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* (* (cbrt (* n (pow (/ l Om) 2.0))) (cbrt (* n (pow (/ l Om) 2.0)))) (cbrt (* n (pow (/ l Om) 2.0)))) (- U U*)))))
27.0b
(cbrt (* n (pow (/ l Om) 2.0)))
27.0b
(cbrt (* n (pow (/ l Om) 2.0)))
27.0b
(cbrt (* n (pow (/ l Om) 2.0)))

rewrite267.0ms

Algorithm
rewrite-expression-head
Rules
14×pow1
10×associate-*r/
sqrt-div pow-prod-down
flip3-- flip--
add-exp-log add-sqr-sqrt expm1-log1p-u add-cube-cbrt *-un-lft-identity sqrt-pow1 frac-sub add-cbrt-cube log1p-expm1-u add-log-exp
cbrt-prod pow1/3
pow1/2 sqrt-prod
Counts
4 → 54
Calls
4 calls:
243.0ms
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* (* (cbrt (* n (pow (/ l Om) 2.0))) (cbrt (* n (pow (/ l Om) 2.0)))) (cbrt (* n (pow (/ l Om) 2.0)))) (- U U*)))))
7.0ms
(cbrt (* n (pow (/ l Om) 2.0)))
8.0ms
(cbrt (* n (pow (/ l Om) 2.0)))
8.0ms
(cbrt (* n (pow (/ l Om) 2.0)))

series5.8s

Counts
4 → 12
Calls
4 calls:
5.2s
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* (* (cbrt (* n (pow (/ l Om) 2.0))) (cbrt (* n (pow (/ l Om) 2.0)))) (cbrt (* n (pow (/ l Om) 2.0)))) (- U U*)))))
215.0ms
(cbrt (* n (pow (/ l Om) 2.0)))
214.0ms
(cbrt (* n (pow (/ l Om) 2.0)))
214.0ms
(cbrt (* n (pow (/ l Om) 2.0)))

simplify68.0ms

Counts
66 → 66
Iterations

Useful iterations: 2 (53.0ms)

IterNodesCost
05441040
12318983
25003977
done5003977

prune331.0ms

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 18.6b

regimes444.0ms

Accuracy

15% (8.3b remaining)

Error of 29.8b against oracle of 21.5b and baseline of 31.3b

bsearch128.0ms

Steps
ItersRangePoint
9
488209512.097372
1496987500799626.0
761464961700.1481

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
04640
14640
done4640

end0.0ms

sample2.6s

Algorithm
intervals
Results
911.0ms15130×body80nan
547.0ms9212×body80valid