Details

Time bar (total: 2.8s)

sample342.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 97.668457%

Results
14.0ms256×body80valid

simplify357.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

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

localize20.0ms

Local error

Found 1 expressions with local error:

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

rewrite16.0ms

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
(/ (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

prune83.0ms

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

5 alts after pruning (4 fresh and 1 done)

PrunedKeptTotal
New94498
Fresh000
Picked011
Done000
Total94599

Merged error: 0b

Counts
99 → 5

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ -1 (/ (- f n) (+ f n)))
0.0b
(/ (- 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/
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:
10.0ms
(/ -1 (/ (- f n) (+ f n)))
7.0ms
(/ (- f n) (+ f n))

series16.0ms

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

simplify70.0ms

Algorithm
egg-herbie
Counts
174 → 174
Iterations

Useful iterations: 2 (55.0ms)

IterNodesCost
05231449
125451405
250011287

prune114.0ms

Filtered
97 candidates to 174 candidates (-79.4%)
Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New1731174
Fresh123
Picked011
Done101
Total1754179

Merged error: 0b

Counts
179 → 4

localize7.0ms

Local error

Found 3 expressions with local error:

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

rewrite84.0ms

Algorithm
rewrite-expression-head
Rules
979×times-frac
703×*-un-lft-identity
531×add-sqr-sqrt
393×add-cube-cbrt
114×associate-/r*
86×distribute-lft-out
69×distribute-lft-out-- difference-of-squares
40×associate-/r/
35×add-exp-log
23×div-inv
22×div-exp
19×add-cbrt-cube
17×flip3-- flip--
10×cbrt-undiv associate-/l*
4×pow1 rec-exp 1-exp
3×frac-2neg clear-num add-log-exp
2×associate-/l/
1×pow-flip flip3-+ flip-+ inv-pow
Counts
3 → 529
Calls
3 calls:
11.0ms
(/ 1 (/ (+ f n) (- f n)))
7.0ms
(/ (+ f n) (- f n))
25.0ms
(/ -1 (/ 1 (/ (+ f n) (- f n))))

series24.0ms

Counts
3 → 9
Calls
3 calls:
8.0ms
(/ 1 (/ (+ f n) (- f n)))
8.0ms
(/ (+ f n) (- f n))
9.0ms
(/ -1 (/ 1 (/ (+ f n) (- f n))))

simplify90.0ms

Algorithm
egg-herbie
Counts
538 → 538
Iterations

Useful iterations: 1 (32.0ms)

IterNodesCost
014025977
150015287

prune407.0ms

Filtered
269 candidates to 538 candidates (-100.0%)
Pruning

4 alts after pruning (2 fresh and 2 done)

PrunedKeptTotal
New5380538
Fresh022
Picked011
Done011
Total5384542

Merged error: 0b

Counts
542 → 4

localize8.0ms

Local error

Found 3 expressions with local error:

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

rewrite69.0ms

Algorithm
rewrite-expression-head
Rules
374×*-un-lft-identity
300×times-frac
270×add-sqr-sqrt
148×add-cube-cbrt
138×cbrt-prod
132×unpow-prod-down cube-prod
104×distribute-lft-neg-in distribute-rgt-neg-in
61×distribute-lft-out-- difference-of-squares
52×distribute-lft-out
26×neg-mul-1
12×associate-/l*
10×associate-/r/
8×add-exp-log add-cbrt-cube
5×flip3-- associate-/r* flip-- div-inv
4×pow1
3×pow-unpow add-log-exp
2×cbrt-undiv cube-div cube-mult unpow3 distribute-frac-neg div-exp pow-exp associate-/l/ distribute-neg-frac rem-cube-cbrt sqr-pow
1×neg-sub0 pow-to-exp cbrt-div pow-pow frac-2neg flip3-+ pow1/3 div-sub cube-neg clear-num rem-cbrt-cube flip-+
Counts
3 → 396
Calls
3 calls:
9.0ms
(/ (neg (+ f n)) (- f n))
19.0ms
(cbrt (pow (/ (neg (+ f n)) (- f n)) 3))
18.0ms
(pow (/ (neg (+ f n)) (- f n)) 3)

series43.0ms

Counts
3 → 9
Calls
3 calls:
8.0ms
(/ (neg (+ f n)) (- f n))
16.0ms
(cbrt (pow (/ (neg (+ f n)) (- f n)) 3))
19.0ms
(pow (/ (neg (+ f n)) (- f n)) 3)

simplify133.0ms

Algorithm
egg-herbie
Counts
405 → 405
Iterations

Useful iterations: 2 (93.0ms)

IterNodesCost
09533724
145163469
250023463

prune189.0ms

Filtered
143 candidates to 405 candidates (-183.2%)
Pruning

4 alts after pruning (1 fresh and 3 done)

PrunedKeptTotal
New4050405
Fresh011
Picked011
Done022
Total4054409

Merged error: 0b

Counts
409 → 4

regimes115.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify4.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0125
1125

end0.0ms

sample521.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 97.668457%

Results
207.0ms8000×body80valid

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