Details

Time bar (total: 1.5s)

analyze7.0ms

Algorithm
search
Search
TrueOtherFalseIter
0%50%50%0
0%50%50%1
0%50%50%2
0%50%50%3
37.5%12.5%50%4
43.7%6.2%50%5
46.9%3.1%50%6
48.4%1.6%50%7
49.2%0.8%50%8
49.6%0.4%50%9
49.8%0.2%50%10
49.9%0.1%50%11
49.9%0%50%12
50%0%50%13
50%0%50%14

sample37.0ms

Algorithm
intervals
Results
12.0ms256×body80valid

simplify42.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (40.0ms)

IterNodesCost
0550715

prune12.0ms

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: 0.0b

Counts
2 → 2

localize8.0ms

Local error

Found 1 expressions with local error:

0.1b
(/ i (* 2.0 (* 2.0 (- (* i (* 2.0 2.0)) (/ 1.0 i)))))

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
10×add-exp-log add-cbrt-cube
associate-*r/
cbrt-undiv add-sqr-sqrt add-cube-cbrt *-un-lft-identity times-frac div-exp prod-exp cbrt-unprod associate-/l*
associate-/r/
pow1 flip3-- frac-2neg clear-num associate-/r* flip-- div-inv add-log-exp
Counts
1 → 25
Calls
1 calls:
13.0ms
(/ i (* 2.0 (* 2.0 (- (* i (* 2.0 2.0)) (/ 1.0 i)))))

series6.0ms

Counts
1 → 3
Calls
1 calls:
6.0ms
(/ i (* 2.0 (* 2.0 (- (* i (* 2.0 2.0)) (/ 1.0 i)))))

simplify35.0ms

Algorithm
egg-herbie
Counts
28 → 28
Iterations

Useful iterations: 0 (31.0ms)

IterNodesCost
04960463
14960463

prune42.0ms

Filtered
20 candidates to 28 candidates (-40.0%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New27128
Fresh101
Picked011
Done000
Total28230

Merged error: 0b

Counts
30 → 2

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* i (neg (* i 0.25))) (+ (* 1.0 (pow i 4)) (* 4.0 (pow i 6))))
0.0b
(+ (* 1.0 (pow i 4)) (* 4.0 (pow i 6)))

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
add-log-exp
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity diff-log sum-log add-cbrt-cube
+-commutative sub-neg flip3-- flip3-+ flip-- flip-+ associate--r+
Counts
2 → 24
Calls
2 calls:
8.0ms
(- (* i (neg (* i 0.25))) (+ (* 1.0 (pow i 4)) (* 4.0 (pow i 6))))
5.0ms
(+ (* 1.0 (pow i 4)) (* 4.0 (pow i 6)))

series19.0ms

Counts
2 → 6
Calls
2 calls:
7.0ms
(- (* i (neg (* i 0.25))) (+ (* 1.0 (pow i 4)) (* 4.0 (pow i 6))))
12.0ms
(+ (* 1.0 (pow i 4)) (* 4.0 (pow i 6)))

simplify41.0ms

Algorithm
egg-herbie
Counts
30 → 30
Iterations

Useful iterations: 0 (36.0ms)

IterNodesCost
05071586

prune54.0ms

Filtered
22 candidates to 30 candidates (-36.4%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New30030
Fresh000
Picked011
Done011
Total30232

Merged error: 0b

Counts
32 → 2

regimes26.0ms

Accuracy

0% (0.1b remaining)

Error of 0.2b against oracle of 0.1b and baseline of 0.2b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03015
13015

end0.0ms

sample1.1s

Algorithm
intervals
Results
389.0ms8000×body80valid

Profiling

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