Details

Time bar (total: 4.8s)

sample48.0ms

Algorithm
intervals
Results
32.0ms658×body80valid

simplify132.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0143
1293
2683
32043
47763
539863
650023

prune2.0ms

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: 0.0b

Counts
2 → 1

localize6.0ms

Local error

Found 1 expressions with local error:

0.0b
(- (pow x 4.0) (pow y 4.0))

rewrite8.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt
difference-of-squares
unpow-prod-down
sqr-pow
*-un-lft-identity
add-log-exp
distribute-lft-out--
pow1 add-exp-log add-cube-cbrt sub-neg flip3-- diff-log add-cbrt-cube flip--
Counts
1 → 23
Calls
1 calls:
7.0ms
(- (pow x 4.0) (pow y 4.0))

series50.0ms

Counts
1 → 3
Calls
1 calls:
50.0ms
(- (pow x 4.0) (pow y 4.0))

simplify44.0ms

Algorithm
egg-herbie
Counts
26 → 26
Iterations

Useful iterations: 1 (4.0ms)

IterNodesCost
0126172
1340165
21287165
35001165

prune59.0ms

Filtered
26 candidates to 22 candidates (84.6%)
Pruning

3 alts after pruning (2 fresh and 1 done)

PrunedKeptTotal
New24226
Fresh000
Picked011
Done000
Total24327

Merged error: 0b

Counts
27 → 3

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (sqrt (pow x 4.0)) (pow y (/ 4.0 2)))
0.3b
(* (+ (sqrt (pow x 4.0)) (pow y (/ 4.0 2))) (- (sqrt (pow x 4.0)) (pow y (/ 4.0 2))))
12.0b
(sqrt (pow x 4.0))
12.0b
(sqrt (pow x 4.0))

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
33×add-sqr-sqrt
23×sqrt-prod
16×*-un-lft-identity associate-*r*
15×unpow-prod-down
12×difference-of-squares
11×sqr-pow
10×add-cube-cbrt
pow1 add-exp-log rem-sqrt-square add-cbrt-cube add-log-exp
frac-times flip3-+ associate-*l* flip-+
flip3-- flip--
distribute-rgt-in sub-neg distribute-lft-in sqrt-pow1 pow1/2 associate-*r/ associate-*l/ distribute-lft-out
+-commutative pow-prod-down prod-exp sum-log *-commutative cbrt-unprod distribute-lft-out-- unswap-sqr
Counts
4 → 94
Calls
4 calls:
8.0ms
(+ (sqrt (pow x 4.0)) (pow y (/ 4.0 2)))
20.0ms
(* (+ (sqrt (pow x 4.0)) (pow y (/ 4.0 2))) (- (sqrt (pow x 4.0)) (pow y (/ 4.0 2))))
2.0ms
(sqrt (pow x 4.0))
2.0ms
(sqrt (pow x 4.0))

series1.7s

Counts
4 → 12
Calls
4 calls:
171.0ms
(+ (sqrt (pow x 4.0)) (pow y (/ 4.0 2)))
825.0ms
(* (+ (sqrt (pow x 4.0)) (pow y (/ 4.0 2))) (- (sqrt (pow x 4.0)) (pow y (/ 4.0 2))))
345.0ms
(sqrt (pow x 4.0))
350.0ms
(sqrt (pow x 4.0))

simplify51.0ms

Algorithm
egg-herbie
Counts
106 → 106
Iterations

Useful iterations: 2 (41.0ms)

IterNodesCost
0372957
11664871
25001861

prune256.0ms

Filtered
106 candidates to 84 candidates (79.2%)
Pruning

3 alts after pruning (1 fresh and 2 done)

PrunedKeptTotal
New1060106
Fresh011
Picked011
Done011
Total1063109

Merged error: 0b

Counts
109 → 3

localize9.0ms

Local error

Found 4 expressions with local error:

0.4b
(* (cbrt (- (pow x 4.0) (pow y 4.0))) (cbrt (- (pow x 4.0) (pow y 4.0))))
17.6b
(cbrt (- (pow x 4.0) (pow y 4.0)))
17.6b
(cbrt (- (pow x 4.0) (pow y 4.0)))
17.6b
(cbrt (- (pow x 4.0) (pow y 4.0)))

rewrite63.0ms

Algorithm
rewrite-expression-head
Rules
107×add-sqr-sqrt
106×cbrt-prod
63×difference-of-squares
56×unpow-prod-down
49×*-un-lft-identity
42×sqr-pow
19×swap-sqr
18×cbrt-div
17×associate-*r* associate-*l*
16×distribute-lft-out--
15×add-cube-cbrt
11×pow1
flip3-- pow1/3 flip--
add-exp-log
frac-times add-cbrt-cube add-log-exp unswap-sqr
associate-*r/ pow-prod-down associate-*l/ pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 155
Calls
4 calls:
29.0ms
(* (cbrt (- (pow x 4.0) (pow y 4.0))) (cbrt (- (pow x 4.0) (pow y 4.0))))
7.0ms
(cbrt (- (pow x 4.0) (pow y 4.0)))
7.0ms
(cbrt (- (pow x 4.0) (pow y 4.0)))
7.0ms
(cbrt (- (pow x 4.0) (pow y 4.0)))

series312.0ms

Counts
4 → 12
Calls
4 calls:
78.0ms
(* (cbrt (- (pow x 4.0) (pow y 4.0))) (cbrt (- (pow x 4.0) (pow y 4.0))))
77.0ms
(cbrt (- (pow x 4.0) (pow y 4.0)))
78.0ms
(cbrt (- (pow x 4.0) (pow y 4.0)))
79.0ms
(cbrt (- (pow x 4.0) (pow y 4.0)))

simplify94.0ms

Algorithm
egg-herbie
Counts
167 → 167
Iterations

Useful iterations: 3 (76.0ms)

IterNodesCost
03111830
19871765
239051658
350021652

prune448.0ms

Filtered
167 candidates to 130 candidates (77.8%)
Pruning

3 alts after pruning (0 fresh and 3 done)

PrunedKeptTotal
New1670167
Fresh000
Picked011
Done022
Total1673170

Merged error: 0b

Counts
170 → 3

regimes89.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
063

end0.0ms

sample1.4s

Algorithm
intervals
Results
998.0ms20498×body80valid