Details

Time bar (total: 18.4s)

sample101.0ms

Algorithm
intervals
Results
45.0ms110×body1280valid
19.0ms77×body640valid
9.0ms225×body80valid
6.0ms38×body320valid
6.0ms24×body160valid

simplify32.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
078
1148
2248
3308
4348
done348

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.2b

localize13.0ms

Local error

Found 1 expressions with local error:

7.1b
(- (exp x) (exp (- x)))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity add-log-exp
pow1 add-exp-log add-cube-cbrt sub-neg flip3-- diff-log add-cbrt-cube flip-- distribute-lft-out-- difference-of-squares
Counts
1 → 14
Calls
1 calls:
26.0ms
(- (exp x) (exp (- x)))

series80.0ms

Counts
1 → 3
Calls
1 calls:
80.0ms
(- (exp x) (exp (- x)))

simplify1.7s

Counts
17 → 17
Iterations

Useful iterations: 3 (151.0ms)

IterNodesCost
046185
1100176
2231158
3532157
41593157
done5000157

prune67.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x)))
0.1b
(* 1/60 (pow x 5))
0.1b
(* 1/3 (pow x 3))

rewrite58.0ms

Algorithm
rewrite-expression-head
Rules
22×add-sqr-sqrt
19×associate-*r*
13×add-exp-log
10×add-cube-cbrt *-un-lft-identity
unpow-prod-down add-log-exp
add-cbrt-cube unswap-sqr
associate-*l* prod-exp
cube-prod sqr-pow
pow1 sum-log
pow-to-exp pow-exp *-commutative cbrt-unprod
+-commutative cube-mult associate-+r+ flip3-+ unpow3 flip-+
Counts
3 → 69
Calls
3 calls:
23.0ms
(+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x)))
13.0ms
(* 1/60 (pow x 5))
19.0ms
(* 1/3 (pow x 3))

series202.0ms

Counts
3 → 9
Calls
3 calls:
86.0ms
(+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x)))
68.0ms
(* 1/60 (pow x 5))
48.0ms
(* 1/3 (pow x 3))

simplify3.8s

Counts
78 → 78
Iterations

Useful iterations: 3 (1.3s)

IterNodesCost
0122847
1303750
2948704
34999703
done5002703

prune179.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize19.0ms

Local error

Found 4 expressions with local error:

0.1b
(cbrt (- (exp x) (exp (- x))))
7.1b
(- (exp x) (exp (- x)))
7.1b
(- (exp x) (exp (- x)))
7.1b
(- (exp x) (exp (- x)))

rewrite73.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt *-un-lft-identity
10×add-log-exp
cbrt-prod add-cube-cbrt
pow1 add-exp-log flip3-- add-cbrt-cube flip-- distribute-lft-out-- difference-of-squares
sub-neg diff-log
cbrt-div
pow1/3
Counts
4 → 57
Calls
4 calls:
16.0ms
(cbrt (- (exp x) (exp (- x))))
22.0ms
(- (exp x) (exp (- x)))
17.0ms
(- (exp x) (exp (- x)))
16.0ms
(- (exp x) (exp (- x)))

series368.0ms

Counts
4 → 12
Calls
4 calls:
208.0ms
(cbrt (- (exp x) (exp (- x))))
61.0ms
(- (exp x) (exp (- x)))
53.0ms
(- (exp x) (exp (- x)))
46.0ms
(- (exp x) (exp (- x)))

simplify2.7s

Counts
69 → 69
Iterations

Useful iterations: 4 (1.1s)

IterNodesCost
080819
1170780
2391678
3953660
43856651
done5000651

prune290.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize43.0ms

Local error

Found 4 expressions with local error:

0.1b
(* 1/3 (pow x 3))
0.6b
(cbrt (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x))))
7.1b
(- (exp x) (exp (- x)))
7.1b
(- (exp x) (exp (- x)))

rewrite100.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt
13×*-un-lft-identity
12×associate-*r*
add-exp-log add-cube-cbrt
add-log-exp
add-cbrt-cube
pow1 unpow-prod-down cube-prod unswap-sqr
cbrt-prod associate-*l* prod-exp
sub-neg cbrt-div flip3-- diff-log flip-- distribute-lft-out-- difference-of-squares sqr-pow
cube-mult pow-to-exp flip3-+ pow1/3 unpow3 pow-exp *-commutative cbrt-unprod flip-+
Counts
4 → 72
Calls
4 calls:
22.0ms
(* 1/3 (pow x 3))
24.0ms
(cbrt (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x))))
28.0ms
(- (exp x) (exp (- x)))
21.0ms
(- (exp x) (exp (- x)))

series378.0ms

Counts
4 → 12
Calls
4 calls:
53.0ms
(* 1/3 (pow x 3))
220.0ms
(cbrt (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x))))
54.0ms
(- (exp x) (exp (- x)))
51.0ms
(- (exp x) (exp (- x)))

simplify3.7s

Counts
84 → 84
Iterations

Useful iterations: 3 (1.4s)

IterNodesCost
01621169
13821082
210861004
34981953
done5001953

prune488.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0.0b

regimes32.0ms

Accuracy

0% (0.6b remaining)

Error of 0.7b against oracle of 0.0b and baseline of 0.7b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01517
12017
done2017

end0.0ms

sample3.9s

Algorithm
intervals
Results
2.0s3349×body1280valid
846.0ms2417×body640valid
388.0ms8189×body80valid
255.0ms1270×body320valid
70.0ms681×body160valid