Details

Time bar (total: 2.6s)

sample260.0ms

Algorithm
intervals
Results
8.0ms256×body80valid

simplify15.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0134
1164
2204
3264
4314
5334
6334

prune3.0ms

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

localize8.0ms

Local error

Found 1 expressions with local error:

0.0b
(/ (- (+ f n)) (- f n))

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
82×*-un-lft-identity
60×times-frac
58×add-sqr-sqrt
32×add-cube-cbrt
24×distribute-lft-neg-in distribute-rgt-neg-in
13×distribute-lft-out-- difference-of-squares
12×distribute-lft-out associate-/l*
6×neg-mul-1
5×associate-/r*
3×add-exp-log add-cbrt-cube
2×associate-/r/ associate-/l/ distribute-neg-frac
1×pow1 cbrt-undiv neg-sub0 flip3-- frac-2neg flip3-+ div-sub distribute-frac-neg div-exp clear-num flip-- flip-+ div-inv add-log-exp
Counts
1 → 95
Calls
1 calls:
11.0ms
(/ (- (+ f n)) (- f n))

series86.0ms

Counts
1 → 3
Calls
1 calls:
86.0ms
(/ (- (+ f n)) (- f n))

simplify70.0ms

Algorithm
egg-herbie
Counts
98 → 98
Iterations

Useful iterations: 2 (22.0ms)

IterNodesCost
0288764
1915748
22934733
35002733

prune123.0ms

Filtered
98 candidates to 60 candidates (61.2%)
Pruning

3 alts after pruning (2 fresh and 1 done)

PrunedKeptTotal
New96298
Fresh000
Picked011
Done000
Total96399

Merged error: 0.0b

Counts
99 → 3

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ -1 (/ (- f n) (+ f n)))
0.0b
(/ (- f n) (+ f n))

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
178×times-frac
174×*-un-lft-identity
122×add-sqr-sqrt
80×add-cube-cbrt
30×associate-/r*
26×distribute-lft-out
21×distribute-lft-out-- difference-of-squares
11×associate-/r/
9×add-exp-log add-cbrt-cube
8×associate-/l*
6×div-inv
5×flip3-+ flip-+
4×cbrt-undiv div-exp
2×pow1 frac-2neg clear-num associate-/l/ add-log-exp
1×flip3-- div-sub flip--
Counts
2 → 168
Calls
2 calls:
11.0ms
(/ -1 (/ (- f n) (+ f n)))
7.0ms
(/ (- f n) (+ f n))

series126.0ms

Counts
2 → 6
Calls
2 calls:
64.0ms
(/ -1 (/ (- f n) (+ f n)))
61.0ms
(/ (- f n) (+ f n))

simplify63.0ms

Algorithm
egg-herbie
Counts
174 → 174
Iterations

Useful iterations: 2 (47.0ms)

IterNodesCost
05221454
123081405
250011285

prune190.0ms

Filtered
174 candidates to 95 candidates (54.6%)
Pruning

4 alts after pruning (2 fresh and 2 done)

PrunedKeptTotal
New1731174
Fresh011
Picked011
Done011
Total1734177

Merged error: 0b

Counts
177 → 4

localize8.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ -1 (cbrt (pow (/ (- f n) (+ f n)) 3)))
0.0b
(/ (- f n) (+ f n))
0.0b
(pow (/ (- f n) (+ f n)) 3)
0.0b
(cbrt (pow (/ (- f n) (+ f n)) 3))

rewrite87.0ms

Algorithm
rewrite-expression-head
Rules
445×*-un-lft-identity
443×times-frac
313×add-sqr-sqrt
290×cbrt-prod
207×add-cube-cbrt
156×unpow-prod-down cube-prod
66×distribute-lft-out
65×associate-/r*
53×distribute-lft-out-- difference-of-squares
27×associate-/r/
14×div-inv
13×flip3-+ flip-+
11×add-exp-log
10×add-cbrt-cube
8×associate-/l*
6×cube-mult unpow3 sqr-pow
5×pow1
4×add-log-exp
3×cbrt-undiv cube-div pow-unpow div-exp
2×cbrt-div frac-2neg pow-exp clear-num associate-/l/ rem-cube-cbrt
1×pow-to-exp flip3-- pow-pow pow1/3 div-sub flip-- rem-cbrt-cube
Counts
4 → 446
Calls
4 calls:
20.0ms
(/ -1 (cbrt (pow (/ (- f n) (+ f n)) 3)))
8.0ms
(/ (- f n) (+ f n))
10.0ms
(pow (/ (- f n) (+ f n)) 3)
13.0ms
(cbrt (pow (/ (- f n) (+ f n)) 3))

series314.0ms

Counts
4 → 12
Calls
4 calls:
103.0ms
(/ -1 (cbrt (pow (/ (- f n) (+ f n)) 3)))
61.0ms
(/ (- f n) (+ f n))
67.0ms
(pow (/ (- f n) (+ f n)) 3)
83.0ms
(cbrt (pow (/ (- f n) (+ f n)) 3))

simplify125.0ms

Algorithm
egg-herbie
Counts
458 → 458
Iterations

Useful iterations: 2 (79.0ms)

IterNodesCost
07564659
135703887
250013587

prune392.0ms

Filtered
458 candidates to 159 candidates (34.7%)
Pruning

4 alts after pruning (1 fresh and 3 done)

PrunedKeptTotal
New4580458
Fresh011
Picked011
Done022
Total4584462

Merged error: 0b

Counts
462 → 4

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ -1 (- f n))
0.2b
(* (/ -1 (- f n)) (+ f n))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
41×add-sqr-sqrt
38×*-un-lft-identity
31×times-frac
22×add-cube-cbrt
21×associate-*l*
9×add-exp-log add-cbrt-cube
7×distribute-lft-out-- difference-of-squares
5×associate-/r*
4×pow1 associate-*r* associate-/r/
3×associate-/l*
2×cbrt-undiv frac-times flip3-- flip3-+ associate-*r/ div-exp prod-exp flip-- cbrt-unprod flip-+ div-inv add-log-exp unswap-sqr
1×distribute-rgt-in frac-2neg distribute-lft-in pow-prod-down associate-*l/ clear-num *-commutative distribute-lft-out
Counts
2 → 84
Calls
2 calls:
5.0ms
(/ -1 (- f n))
12.0ms
(* (/ -1 (- f n)) (+ f n))

series100.0ms

Counts
2 → 6
Calls
2 calls:
34.0ms
(/ -1 (- f n))
65.0ms
(* (/ -1 (- f n)) (+ f n))

simplify49.0ms

Algorithm
egg-herbie
Counts
90 → 90
Iterations

Useful iterations: 2 (42.0ms)

IterNodesCost
0417470
11635436
25001406

prune114.0ms

Filtered
90 candidates to 61 candidates (67.8%)
Pruning

4 alts after pruning (0 fresh and 4 done)

PrunedKeptTotal
New90090
Fresh000
Picked011
Done033
Total90494

Merged error: 0b

Counts
94 → 4

regimes47.0ms

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
084
184

end0.0ms

sample325.0ms

Algorithm
intervals
Results
199.0ms8000×body80valid

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