Details

Time bar (total: 36.0s)

sample102.0ms

Algorithm
intervals
Results
36.0ms504×body80nan
19.0ms295×body80valid

simplify124.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
04914
115514
268414
3389814
4500114
done500114

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 34.4b

localize23.0ms

Local error

Found 4 expressions with local error:

7.6b
(/ (* l l) Om)
7.9b
(* (* n (pow (/ l Om) 2.0)) (- U U*))
12.0b
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
16.8b
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

rewrite300.0ms

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:
10.0ms
(/ (* l l) Om)
48.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
133.0ms
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
102.0ms
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

series6.7s

Counts
4 → 12
Calls
4 calls:
19.0ms
(/ (* l l) Om)
379.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
1.3s
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
4.9s
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

simplify51.0ms

Counts
153 → 153
Iterations

Useful iterations: 1 (26.0ms)

IterNodesCost
011762335
150012011
done50012011

prune585.0ms

Pruning

18 alts after pruning (18 fresh and 0 done)

Merged error: 21.7b

localize25.0ms

Local error

Found 4 expressions with local error:

4.8b
(* n (pow (/ l Om) 2.0))
7.9b
(* (* n (pow (/ l Om) 2.0)) (- U U*))
12.0b
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
16.8b
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

rewrite313.0ms

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:
25.0ms
(* n (pow (/ l Om) 2.0))
48.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
132.0ms
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
102.0ms
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

series6.9s

Counts
4 → 12
Calls
4 calls:
160.0ms
(* n (pow (/ l Om) 2.0))
383.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
1.3s
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* 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*)))))

simplify49.0ms

Counts
169 → 169
Iterations

Useful iterations: 1 (29.0ms)

IterNodesCost
012272457
150022136
done50022136

prune656.0ms

Pruning

18 alts after pruning (18 fresh and 0 done)

Merged error: 21.5b

localize23.0ms

Local error

Found 4 expressions with local error:

7.9b
(* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*))
8.0b
(* n (pow (/ l Om) (/ 2.0 2)))
12.0b
(* (* (* 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*))))
16.8b
(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*)))))

rewrite523.0ms

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:
151.0ms
(* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*))
26.0ms
(* n (pow (/ l Om) (/ 2.0 2)))
192.0ms
(* (* (* 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*))))
146.0ms
(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*)))))

series7.2s

Counts
4 → 12
Calls
4 calls:
375.0ms
(* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*))
173.0ms
(* n (pow (/ l Om) (/ 2.0 2)))
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*))))
5.4s
(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*)))))

simplify62.0ms

Counts
186 → 186
Iterations

Useful iterations: 1 (29.0ms)

IterNodesCost
013533511
150012841
done50012841

prune686.0ms

Pruning

15 alts after pruning (14 fresh and 1 done)

Merged error: 21.0b

localize23.0ms

Local error

Found 4 expressions with local error:

7.9b
(* (pow (/ l Om) (/ 2.0 2)) (- U U*))
8.0b
(* n (pow (/ l Om) (/ 2.0 2)))
12.0b
(* (* (* 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*)))))
16.8b
(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*))))))

rewrite372.0ms

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:
42.0ms
(* (pow (/ l Om) (/ 2.0 2)) (- U U*))
25.0ms
(* n (pow (/ l Om) (/ 2.0 2)))
168.0ms
(* (* (* 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*)))))
128.0ms
(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*))))))

series6.8s

Counts
4 → 12
Calls
4 calls:
352.0ms
(* (pow (/ l Om) (/ 2.0 2)) (- U U*))
176.0ms
(* n (pow (/ l Om) (/ 2.0 2)))
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*)))))
5.0s
(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*))))))

simplify53.0ms

Counts
186 → 186
Iterations

Useful iterations: 1 (28.0ms)

IterNodesCost
012793109
150012722
done50012722

prune732.0ms

Pruning

15 alts after pruning (14 fresh and 1 done)

Merged error: 20.5b

regimes606.0ms

Accuracy

16.7% (7.8b remaining)

Error of 29.1b against oracle of 21.3b and baseline of 30.7b

bsearch236.0ms

Steps
ItersRangePoint
8
3.6196538626884497e+61
2.646789176651159e+65
6.290205096341294e+63
8
-9.010396255886909e-256
-7.85734892296449e-260
-7.529896307330419e-259

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
05475
15475
done5475

end0.0ms

sample2.8s

Algorithm
intervals
Results
961.0ms14798×body80nan
601.0ms9172×body80valid