Details

Time bar (total: 2.7s)

sample251.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 99.21875%

Results
7.0ms256×body80valid

simplify379.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (18.0ms)

IterNodesCost
0134
1164
2204
3264
4314
5334
6334

prune5.0ms

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
(/ (neg (+ 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*
neg-mul-1
associate-/r*
add-exp-log add-cbrt-cube
associate-/r/ associate-/l/ distribute-neg-frac
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:
12.0ms
(/ (neg (+ f n)) (- f n))

series17.0ms

Counts
1 → 3
Calls
1 calls:
17.0ms
(/ (neg (+ f n)) (- f n))

simplify65.0ms

Algorithm
egg-herbie
Counts
98 → 98
Iterations

Useful iterations: 2 (19.0ms)

IterNodesCost
0288754
1906738
22893733
35001733

prune93.0ms

Filtered
60 candidates to 98 candidates (-63.3%)
Pruning

5 alts after pruning (5 fresh and 0 done)

PrunedKeptTotal
New93598
Fresh000
Picked101
Done000
Total94599

Merged error: 0b

Counts
99 → 5

localize6.0ms

Local error

Found 2 expressions with local error:

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

rewrite26.0ms

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/
add-exp-log add-cbrt-cube
associate-/l*
div-inv
flip3-+ flip-+
cbrt-undiv div-exp
pow1 frac-2neg clear-num associate-/l/ add-log-exp
flip3-- div-sub flip--
Counts
2 → 168
Calls
2 calls:
7.0ms
(/ (- f n) (+ f n))
10.0ms
(/ -1 (/ (- f n) (+ f n)))

series17.0ms

Counts
2 → 6
Calls
2 calls:
8.0ms
(/ (- f n) (+ f n))
9.0ms
(/ -1 (/ (- f n) (+ f n)))

simplify75.0ms

Algorithm
egg-herbie
Counts
174 → 174
Iterations

Useful iterations: 2 (56.0ms)

IterNodesCost
05221449
125891405
250011287

prune119.0ms

Filtered
96 candidates to 174 candidates (-81.3%)
Pruning

4 alts after pruning (4 fresh and 0 done)

PrunedKeptTotal
New1722174
Fresh224
Picked101
Done000
Total1754179

Merged error: 0b

Counts
179 → 4

localize11.0ms

Local error

Found 4 expressions with local error:

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

rewrite100.0ms

Algorithm
rewrite-expression-head
Rules
730×times-frac
622×*-un-lft-identity
450×add-sqr-sqrt
312×add-cube-cbrt
172×cbrt-prod
166×unpow-prod-down cube-prod
86×distribute-lft-out
69×distribute-lft-out-- difference-of-squares
39×associate-/r/
30×associate-/r*
22×div-inv
17×add-exp-log flip3-+ add-cbrt-cube flip-+
associate-/l*
cbrt-undiv div-exp
pow1
add-log-exp
pow-unpow pow-exp rem-cube-cbrt
cube-div cube-mult frac-2neg unpow3 clear-num associate-/l/ sqr-pow
pow-to-exp cbrt-div flip3-- pow-pow pow1/3 div-sub flip-- rem-cbrt-cube
Counts
4 → 538
Calls
4 calls:
23.0ms
(cbrt (pow (/ -1 (/ (- f n) (+ f n))) 3))
7.0ms
(/ (- f n) (+ f n))
11.0ms
(/ -1 (/ (- f n) (+ f n)))
19.0ms
(pow (/ -1 (/ (- f n) (+ f n))) 3)

series52.0ms

Counts
4 → 12
Calls
4 calls:
16.0ms
(cbrt (pow (/ -1 (/ (- f n) (+ f n))) 3))
14.0ms
(/ (- f n) (+ f n))
8.0ms
(/ -1 (/ (- f n) (+ f n)))
14.0ms
(pow (/ -1 (/ (- f n) (+ f n))) 3)

simplify94.0ms

Algorithm
egg-herbie
Counts
550 → 550
Iterations

Useful iterations: 1 (31.0ms)

IterNodesCost
014665881
150015174

prune322.0ms

Filtered
195 candidates to 550 candidates (-182.1%)
Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New5500550
Fresh033
Picked011
Done000
Total5504554

Merged error: 0b

Counts
554 → 4

localize9.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (- f n) (+ f n))
0.0b
(/ -1 (cbrt (pow (/ (- f n) (+ f n)) 3)))
0.0b
(cbrt (pow (/ (- f n) (+ f n)) 3))
0.1b
(pow (/ (- f n) (+ f n)) 3)

rewrite83.0ms

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
associate-/l*
cube-mult unpow3 sqr-pow
pow1
add-log-exp
cbrt-undiv cube-div pow-unpow div-exp
cbrt-div frac-2neg pow-exp clear-num associate-/l/ rem-cube-cbrt
pow-to-exp flip3-- pow-pow pow1/3 div-sub flip-- rem-cbrt-cube
Counts
4 → 446
Calls
4 calls:
8.0ms
(/ (- f n) (+ f n))
20.0ms
(/ -1 (cbrt (pow (/ (- f n) (+ f n)) 3)))
10.0ms
(cbrt (pow (/ (- f n) (+ f n)) 3))
11.0ms
(pow (/ (- f n) (+ f n)) 3)

series54.0ms

Counts
4 → 12
Calls
4 calls:
12.0ms
(/ (- f n) (+ f n))
16.0ms
(/ -1 (cbrt (pow (/ (- f n) (+ f n)) 3)))
12.0ms
(cbrt (pow (/ (- f n) (+ f n)) 3))
13.0ms
(pow (/ (- f n) (+ f n)) 3)

simplify122.0ms

Algorithm
egg-herbie
Counts
458 → 458
Iterations

Useful iterations: 2 (76.0ms)

IterNodesCost
07564659
135703887
250013587

prune228.0ms

Filtered
160 candidates to 458 candidates (-186.3%)
Pruning

4 alts after pruning (2 fresh and 2 done)

PrunedKeptTotal
New4580458
Fresh022
Picked011
Done011
Total4584462

Merged error: 0b

Counts
462 → 4

regimes87.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0116
1116

end0.0ms

sample430.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 99.21875%

Results
203.0ms8000×body80valid

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