Details

Time bar (total: 43.4s)

sample420.0ms

Algorithm
intervals
Results
38.0ms285×body80valid
30.0ms453×body80nan

simplify1.9s

Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
02128
14928
215228
362728
4297828
done500028

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 36.8b

localize22.0ms

Local error

Found 4 expressions with local error:

6.3b
(* (* n (pow (/ l Om) 2.0)) (- U U*))
9.3b
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
9.6b
(/ (* l l) Om)
23.3b
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

rewrite263.0ms

Algorithm
rewrite-expression-head
Rules
32×add-exp-log
25×pow1
23×add-cbrt-cube
22×associate-*r/
16×prod-exp
13×pow-prod-down
11×flip3-- flip--
10×add-sqr-sqrt *-un-lft-identity cbrt-unprod
add-cube-cbrt associate-*r* frac-sub
distribute-rgt-in sub-neg distribute-lft-in sqrt-div
sqrt-pow1 associate--l+ 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 → 103
Calls
4 calls:
43.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
123.0ms
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ (* l l) Om))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
9.0ms
(/ (* l l) Om)
81.0ms
(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:
381.0ms
(* (* 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*))))
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*)))))

simplify1.8s

Counts
115 → 115
Iterations

Useful iterations: 2 (660.0ms)

IterNodesCost
03183217
19193026
240522706
done50002706

prune472.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 24.7b

localize20.0ms

Local error

Found 4 expressions with local error:

5.8b
(* n (pow (/ l Om) 2.0))
6.3b
(* (* n (pow (/ l Om) 2.0)) (- U U*))
9.3b
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
23.3b
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

rewrite271.0ms

Algorithm
rewrite-expression-head
Rules
35×add-exp-log
25×pow1 add-sqr-sqrt associate-*r*
22×associate-*r/
20×add-cbrt-cube
19×prod-exp
17×*-un-lft-identity
15×add-cube-cbrt unpow-prod-down
13×pow-prod-down
11×flip3-- flip--
10×times-frac cbrt-unprod
frac-sub
distribute-rgt-in sub-neg distribute-lft-in sqrt-div
associate-*l*
sqrt-pow1 pow-exp associate--l+ 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 → 119
Calls
4 calls:
24.0ms
(* n (pow (/ l Om) 2.0))
42.0ms
(* (* n (pow (/ l Om) 2.0)) (- U U*))
122.0ms
(* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*))))
78.0ms
(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:
152.0ms
(* n (pow (/ l Om) 2.0))
380.0ms
(* (* 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*))))
5.0s
(sqrt (* (* (* 2.0 n) U) (- (- t (* 2.0 (/ l (/ Om l)))) (* (* n (pow (/ l Om) 2.0)) (- U U*)))))

simplify1.8s

Counts
131 → 131
Iterations

Useful iterations: 2 (688.0ms)

IterNodesCost
03503452
19733239
240782945
done50002945

prune482.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 23.1b

localize22.0ms

Local error

Found 4 expressions with local error:

4.5b
(* n (pow (/ l Om) (/ 2.0 2)))
6.3b
(* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*))
9.3b
(* (* (* 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*))))
23.3b
(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*)))))

rewrite465.0ms

Algorithm
rewrite-expression-head
Rules
99×add-exp-log
67×prod-exp
25×pow1 add-sqr-sqrt associate-*r*
24×add-cbrt-cube
22×associate-*r/
20×pow-exp
17×*-un-lft-identity
15×add-cube-cbrt unpow-prod-down
13×pow-prod-down cbrt-unprod
11×flip3-- flip--
10×pow-to-exp times-frac div-exp
frac-sub
distribute-rgt-in sub-neg distribute-lft-in sqrt-div
associate-*l*
sqrt-pow1 associate--l+ add-log-exp unswap-sqr
*-commutative
sqr-pow
pow1/2 sqrt-prod div-inv distribute-lft-out-- difference-of-squares
Counts
4 → 136
Calls
4 calls:
24.0ms
(* n (pow (/ l Om) (/ 2.0 2)))
141.0ms
(* (* (* n (pow (/ l Om) (/ 2.0 2))) (pow (/ l Om) (/ 2.0 2))) (- U U*))
176.0ms
(* (* (* 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*))))
117.0ms
(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:
169.0ms
(* n (pow (/ l Om) (/ 2.0 2)))
373.0ms
(* (* (* n (pow (/ l Om) (/ 2.0 2))) (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*)))))

simplify1.8s

Counts
148 → 148
Iterations

Useful iterations: 2 (742.0ms)

IterNodesCost
03865057
110664054
244673650
done50003650

prune535.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 22.5b

localize21.0ms

Local error

Found 4 expressions with local error:

4.5b
(* n (pow (/ l Om) (/ 2.0 2)))
6.1b
(* (pow (/ l Om) (/ 2.0 2)) (- U U*))
9.3b
(* (* (* 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*)))))
23.3b
(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*))))))

rewrite320.0ms

Algorithm
rewrite-expression-head
Rules
41×add-sqr-sqrt
30×unpow-prod-down associate-*r/
29×add-exp-log
25×*-un-lft-identity associate-*r*
23×pow1 add-cube-cbrt
21×associate-*l*
20×times-frac
17×add-cbrt-cube
14×prod-exp
12×pow-prod-down
11×flip3-- flip--
frac-sub cbrt-unprod unswap-sqr
distribute-rgt-in sub-neg distribute-lft-in sqrt-div
sqrt-pow1 pow-exp associate--l+ 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 → 136
Calls
4 calls:
24.0ms
(* n (pow (/ l Om) (/ 2.0 2)))
37.0ms
(* (pow (/ l Om) (/ 2.0 2)) (- U U*))
152.0ms
(* (* (* 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*)))))
102.0ms
(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*))))))

series6.7s

Counts
4 → 12
Calls
4 calls:
167.0ms
(* n (pow (/ l Om) (/ 2.0 2)))
329.0ms
(* (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*)))))
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*))))))

simplify1.8s

Counts
148 → 148
Iterations

Useful iterations: 2 (739.0ms)

IterNodesCost
03984455
110664209
243663507
done50003507

prune578.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 22.5b

regimes488.0ms

Accuracy

13.1% (9.2b remaining)

Error of 30.9b against oracle of 21.7b and baseline of 32.3b

bsearch256.0ms

Steps
ItersRangePoint
9
2.7403049608437093e+106
1.399530857542569e+112
2.81700744232938e+107
6
5.354858097511972e-86
3.378381856036428e-85
5.95390581098912e-86
3
2.404208106713297e-271
3.4608260305043595e-271
3.1306329293196524e-271

simplify11.0ms

Iterations

Useful iterations: 1 (4.0ms)

IterNodesCost
052209
173177
done73177

end0.0ms

sample2.7s

Algorithm
intervals
Results
925.0ms14724×body80nan
580.0ms9136×body80valid