Details

Time bar (total: 1.0s)

sample15.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 100%

Results
8.0ms256×body80valid

simplify136.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0105
1125
2145
3155
4205
5405
6615
71435
813575
950015

prune3.0ms

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
(/ 2.0 (+ (exp x) (exp (neg x))))

rewrite7.0ms

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity
12×times-frac
10×add-sqr-sqrt add-cube-cbrt
associate-/r* distribute-lft-out
add-exp-log add-cbrt-cube associate-/l*
associate-/r/
pow1 cbrt-undiv frac-2neg flip3-+ div-exp clear-num flip-+ div-inv add-log-exp
Counts
1 → 33
Calls
1 calls:
6.0ms
(/ 2.0 (+ (exp x) (exp (neg x))))

series9.0ms

Counts
1 → 3
Calls
1 calls:
9.0ms
(/ 2.0 (+ (exp x) (exp (neg x))))

simplify72.0ms

Algorithm
egg-herbie
Counts
36 → 36
Iterations

Useful iterations: 2 (14.0ms)

IterNodesCost
0164311
1550289
22149287
35002287

prune41.0ms

Filtered
27 candidates to 36 candidates (-33.3%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New35136
Fresh000
Picked011
Done000
Total35237

Merged error: 0b

Counts
37 → 2

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3))
0.0b
(pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3)
0.0b
(/ 2.0 (+ (exp (neg x)) (exp x)))

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
78×*-un-lft-identity
60×times-frac
46×add-sqr-sqrt add-cube-cbrt
42×cbrt-prod
36×unpow-prod-down cube-prod
16×distribute-lft-out
10×associate-/r/
add-exp-log add-cbrt-cube
flip3-+ flip-+ div-inv
pow1 associate-/r*
pow-unpow associate-/l* add-log-exp
cbrt-undiv cube-div cube-mult unpow3 div-exp pow-exp rem-cube-cbrt sqr-pow
pow-to-exp cbrt-div pow-pow frac-2neg pow1/3 clear-num rem-cbrt-cube
Counts
3 → 141
Calls
3 calls:
10.0ms
(cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3))
9.0ms
(pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3)
7.0ms
(/ 2.0 (+ (exp (neg x)) (exp x)))

series34.0ms

Counts
3 → 9
Calls
3 calls:
12.0ms
(cbrt (pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3))
14.0ms
(pow (/ 2.0 (+ (exp (neg x)) (exp x))) 3)
9.0ms
(/ 2.0 (+ (exp (neg x)) (exp x)))

simplify63.0ms

Algorithm
egg-herbie
Counts
150 → 150
Iterations

Useful iterations: 2 (47.0ms)

IterNodesCost
04591530
120351418
250031402

prune131.0ms

Filtered
72 candidates to 150 candidates (-108.3%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New1500150
Fresh000
Picked011
Done011
Total1502152

Merged error: 0b

Counts
152 → 2

regimes80.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0117
1117

end0.0ms

sample371.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 100%

Results
244.0ms8000×body80valid

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