Details

Time bar (total: 33.4s)

sample93.0ms

Algorithm
intervals
Results
32.0ms464×body80nan
26.0ms297×body80valid

simplify119.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
04914
115514
268414
3389814
4500114

prune4.0ms

Filtered
1 candidates to 0 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 37.5b

Counts
2 → 1

localize18.0ms

Local error

Found 4 expressions with local error:

7.1b
(* (* n (pow (/ l Om) 2.0)) (- U U*))
9.2b
(/ (* l l) Om)
10.9b
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
22.4b
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

rewrite52.0ms

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:
12.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
5.0ms
(/ (* l l) Om)
13.0ms
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
16.0ms
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

series6.5s

Counts
4 → 12
Calls
4 calls:
366.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
19.0ms
(/ (* l l) Om)
1.3s
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
4.8s
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

simplify51.0ms

Algorithm
egg-herbie
Counts
153 → 153
Iterations

Useful iterations: 1 (29.0ms)

IterNodesCost
011762335
150012011

prune518.0ms

Filtered
153 candidates to 92 candidates (60.1%)
Pruning

11 alts after pruning (11 fresh and 0 done)

PrunedKeptTotal
New14211153
Fresh000
Picked101
Done000
Total14311154

Merged error: 26.7b

Counts
154 → 11

localize20.0ms

Local error

Found 4 expressions with local error:

6.3b
(* n (pow (/ l Om) 2.0))
7.1b
(* (* n (pow (/ l Om) 2.0)) (- U U*))
10.9b
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
22.4b
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

rewrite59.0ms

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:
9.0ms
(* n (pow (/ l Om) 2.0))
13.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
13.0ms
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
17.0ms
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

series6.8s

Counts
4 → 12
Calls
4 calls:
146.0ms
(* n (pow (/ l Om) 2.0))
381.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
1.4s
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
4.9s
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

simplify54.0ms

Algorithm
egg-herbie
Counts
169 → 169
Iterations

Useful iterations: 1 (30.0ms)

IterNodesCost
012272457
150022136

prune552.0ms

Filtered
169 candidates to 103 candidates (60.9%)
Pruning

11 alts after pruning (11 fresh and 0 done)

PrunedKeptTotal
New1663169
Fresh2810
Picked101
Done000
Total16911180

Merged error: 25.3b

Counts
180 → 11

localize21.0ms

Local error

Found 4 expressions with local error:

6.8b
(* n (pow (/ l Om) (/ 2.0 2)))
7.1b
(* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*))
10.9b
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*))))
22.4b
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*)))))

rewrite68.0ms

Algorithm
rewrite-expression-head
Rules
99×add-exp-log
67×prod-exp
41×add-sqr-sqrt
33×*-un-lft-identity
31×add-cube-cbrt
30×prod-diff
25×pow1 associate-*r*
24×add-cbrt-cube
22×associate-*r/
21×distribute-rgt-in distribute-lft-in
20×pow-exp
15×unpow-prod-down
13×pow-prod-down cbrt-unprod
11×flip3-- flip--
10×pow-to-exp times-frac div-exp associate--l+
frac-sub
sub-neg sqrt-div
associate-*l*
expm1-log1p-u sqrt-pow1 log1p-expm1-u add-log-exp unswap-sqr
*-commutative
sqr-pow
pow1/2 sqrt-prod div-inv distribute-lft-out-- difference-of-squares
Counts
4 → 174
Calls
4 calls:
9.0ms
(* n (pow (/ l Om) (/ 2.0 2)))
22.0ms
(* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*))
14.0ms
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*))))
14.0ms
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*)))))

series7.0s

Counts
4 → 12
Calls
4 calls:
161.0ms
(* n (pow (/ l Om) (/ 2.0 2)))
379.0ms
(* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*))
1.6s
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*))))
4.9s
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*)))))

simplify66.0ms

Algorithm
egg-herbie
Counts
186 → 186
Iterations

Useful iterations: 1 (31.0ms)

IterNodesCost
013533511
150012841

prune589.0ms

Filtered
186 candidates to 108 candidates (58.1%)
Pruning

11 alts after pruning (11 fresh and 0 done)

PrunedKeptTotal
New1842186
Fresh1910
Picked101
Done000
Total18611197

Merged error: 25.0b

Counts
197 → 11

localize22.0ms

Local error

Found 4 expressions with local error:

6.8b
(* n (pow (/ l Om) (/ 2.0 2)))
6.9b
(* (pow (/ l Om) (/ 2.0 2)) (- U U*))
10.9b
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) (/ 2.0 2))) (* (pow (/ l Om) (/ 2.0 2)) (- U U*)))))
22.4b
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) (/ 2.0 2))) (* (pow (/ l Om) (/ 2.0 2)) (- U U*))))))

rewrite62.0ms

Algorithm
rewrite-expression-head
Rules
57×add-sqr-sqrt
41×*-un-lft-identity
39×add-cube-cbrt
30×unpow-prod-down associate-*r/ prod-diff
29×add-exp-log
25×associate-*r*
23×pow1
21×distribute-rgt-in distribute-lft-in associate-*l*
20×times-frac
17×add-cbrt-cube
14×prod-exp
12×pow-prod-down
11×flip3-- flip--
10×associate--l+
frac-sub cbrt-unprod unswap-sqr
sub-neg sqrt-div
expm1-log1p-u sqrt-pow1 pow-exp log1p-expm1-u add-log-exp sqr-pow
*-commutative
pow-to-exp div-exp div-inv
pow1/2 sqrt-prod distribute-lft-out-- difference-of-squares
Counts
4 → 174
Calls
4 calls:
9.0ms
(* n (pow (/ l Om) (/ 2.0 2)))
12.0ms
(* (pow (/ l Om) (/ 2.0 2)) (- U U*))
14.0ms
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) (/ 2.0 2))) (* (pow (/ l Om) (/ 2.0 2)) (- U U*)))))
18.0ms
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) (/ 2.0 2))) (* (pow (/ l Om) (/ 2.0 2)) (- U U*))))))

series6.6s

Counts
4 → 12
Calls
4 calls:
162.0ms
(* n (pow (/ l Om) (/ 2.0 2)))
346.0ms
(* (pow (/ l Om) (/ 2.0 2)) (- U U*))
1.3s
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) (/ 2.0 2))) (* (pow (/ l Om) (/ 2.0 2)) (- U U*)))))
4.8s
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) (/ 2.0 2))) (* (pow (/ l Om) (/ 2.0 2)) (- U U*))))))

simplify67.0ms

Algorithm
egg-herbie
Counts
186 → 186
Iterations

Useful iterations: 1 (31.0ms)

IterNodesCost
012793109
150012722

prune641.0ms

Filtered
186 candidates to 122 candidates (65.6%)
Pruning

11 alts after pruning (10 fresh and 1 done)

PrunedKeptTotal
New1851186
Fresh1910
Picked011
Done000
Total18611197

Merged error: 24.8b

Counts
197 → 11

regimes660.0ms

Accuracy

14.5% (7.7b remaining)

Error of 29.0b against oracle of 21.3b and baseline of 30.3b

bsearch102.0ms

Steps
ItersRangePoint
7
1.1620709151479206e+40
5.4398604132133734e+41
7.808386684743263e+40

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
04634
14634

end0.0ms

sample2.6s

Algorithm
intervals
Results
1.1s15052×body80nan
673.0ms9263×body80valid