Details

Time bar (total: 1.1s)

sample22.0ms

Algorithm
intervals
Results
12.0ms256×body80valid
3.0ms256×pre80true

simplify29.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (27.0ms)

IterNodesCost
0585015

prune7.0ms

Filtered
1 candidates to 1 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.5b

Counts
2 → 2

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* i (* 2.0 2.0)) (/ 1.0 i))
0.6b
(/ i (* 2.0 (* 2.0 (- (* i (* 2.0 2.0)) (/ 1.0 i)))))

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
11×add-exp-log add-cbrt-cube
add-sqr-sqrt add-cube-cbrt *-un-lft-identity associate-*r/ add-log-exp
cbrt-undiv times-frac div-exp prod-exp cbrt-unprod associate-/l*
pow1 flip3-- associate-/r/ flip--
sub-neg frac-2neg diff-log clear-num associate-/r* div-inv
Counts
2 → 37
Calls
2 calls:
6.0ms
(- (* i (* 2.0 2.0)) (/ 1.0 i))
11.0ms
(/ i (* 2.0 (* 2.0 (- (* i (* 2.0 2.0)) (/ 1.0 i)))))

series11.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(- (* i (* 2.0 2.0)) (/ 1.0 i))
6.0ms
(/ i (* 2.0 (* 2.0 (- (* i (* 2.0 2.0)) (/ 1.0 i)))))

simplify44.0ms

Algorithm
egg-herbie
Counts
43 → 43
Iterations

Useful iterations: 0 (39.0ms)

IterNodesCost
04972643
14972643

prune64.0ms

Filtered
31 candidates to 43 candidates (-38.7%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New41243
Fresh101
Picked101
Done000
Total43245

Merged error: 0b

Counts
45 → 2

localize12.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify2.0ms

Algorithm
egg-herbie
Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000

prune3.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New000
Fresh011
Picked011
Done000
Total022

Merged error: 0b

Counts
2 → 2

localize9.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ 0.015625 (* i i))
0.4b
(/ 0.00390625 (pow i 4))

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
24×times-frac
20×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
12×add-exp-log unpow-prod-down
add-cbrt-cube
associate-/r*
associate-/l*
div-exp
sqr-pow
cbrt-undiv
pow1 frac-2neg clear-num div-inv add-log-exp
pow-to-exp pow-exp prod-exp cbrt-unprod
Counts
2 → 66
Calls
2 calls:
4.0ms
(/ 0.015625 (* i i))
4.0ms
(/ 0.00390625 (pow i 4))

series6.0ms

Counts
2 → 6
Calls
2 calls:
3.0ms
(/ 0.015625 (* i i))
4.0ms
(/ 0.00390625 (pow i 4))

simplify64.0ms

Algorithm
egg-herbie
Counts
72 → 72
Iterations

Useful iterations: 0 (58.0ms)

IterNodesCost
04845578
14845578

prune82.0ms

Filtered
47 candidates to 72 candidates (-53.2%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New72072
Fresh000
Picked011
Done011
Total72274

Merged error: 0b

Counts
74 → 2

regimes29.0ms

Accuracy

100% (0.0b remaining)

Error of 0.3b against oracle of 0.3b and baseline of 32.1b

bsearch17.0ms

Steps
ItersRangePoint
9
0.00010404626166056814
3301.113969118881
0.49700477257967424

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
04435
14435

end0.0ms

sample621.0ms

Algorithm
intervals
Results
405.0ms8000×body80valid
84.0ms8000×pre80true

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