Details

Time bar (total: 5.9s)

sample18.0ms

Algorithm
intervals
Results
7.0ms256×body80valid
3.0ms256×pre80true

simplify31.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 3 (29.0ms)

IterNodesCost
03112
116811
29659
350018

prune5.0ms

Filtered
1 candidates to 1 candidates (0.0%)
Pruning

1 alts after pruning (1 fresh and 0 done)

PrunedKeptTotal
New011
Fresh101
Picked000
Done000
Total112

Merged error: 18.6b

Counts
2 → 1

localize11.0ms

Local error

Found 1 expressions with local error:

18.0b
(/ (* i i) (* (- (* (* 2.0 i) (* 2.0 i)) 1.0) (* 2.0 2.0)))

rewrite107.0ms

Algorithm
rewrite-expression-head
Rules
1040×add-sqr-sqrt
600×times-frac
459×associate-*l*
414×*-un-lft-identity
411×associate-*r*
318×add-cube-cbrt
313×unswap-sqr
219×swap-sqr
144×difference-of-squares
105×*-commutative
48×distribute-lft-out--
40×associate-/r*
22×add-exp-log add-cbrt-cube
15×associate-/l*
prod-exp cbrt-unprod
cbrt-undiv div-exp
associate-*l/ associate-/r/
pow1 flip3-- frac-2neg clear-num flip-- div-inv add-log-exp
Counts
1 → 679
Calls
1 calls:
55.0ms
(/ (* i i) (* (- (* (* 2.0 i) (* 2.0 i)) 1.0) (* 2.0 2.0)))

series88.0ms

Counts
1 → 3
Calls
1 calls:
88.0ms
(/ (* i i) (* (- (* (* 2.0 i) (* 2.0 i)) 1.0) (* 2.0 2.0)))

simplify141.0ms

Algorithm
egg-herbie
Counts
682 → 682
Iterations

Useful iterations: 1 (42.0ms)

IterNodesCost
023939135
150018911

prune530.0ms

Filtered
682 candidates to 230 candidates (66.3%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New6802682
Fresh000
Picked101
Done000
Total6812683

Merged error: 0b

Counts
683 → 2

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ i (- (* 2.0 i) (sqrt 1.0)))
0.0b
(* (/ i (+ (* 2.0 i) (sqrt 1.0))) (/ (/ i (- (* 2.0 i) (sqrt 1.0))) (* 2.0 2.0)))
0.0b
(/ i (+ (* 2.0 i) (sqrt 1.0)))

rewrite411.0ms

Algorithm
rewrite-expression-head
Rules
1916×add-sqr-sqrt
1457×*-un-lft-identity
1322×times-frac
771×add-cube-cbrt
726×frac-times
641×associate-/l*
637×associate-/r*
634×associate-*r*
388×difference-of-squares
327×associate-*l*
265×unswap-sqr
194×sqrt-prod distribute-lft-out--
182×associate-/l/
148×distribute-lft-out
139×swap-sqr
95×clear-num
93×frac-2neg
66×associate-*r/
60×associate-/r/
50×*-commutative
48×add-exp-log add-cbrt-cube
31×div-inv
28×flip3-- flip--
19×cbrt-undiv div-exp
14×prod-exp cbrt-unprod
11×associate-*l/
pow1
un-div-inv
add-log-exp
flip3-+ flip-+
pow-prod-down
Counts
3 → 1468
Calls
3 calls:
11.0ms
(/ i (- (* 2.0 i) (sqrt 1.0)))
249.0ms
(* (/ i (+ (* 2.0 i) (sqrt 1.0))) (/ (/ i (- (* 2.0 i) (sqrt 1.0))) (* 2.0 2.0)))
11.0ms
(/ i (+ (* 2.0 i) (sqrt 1.0)))

series399.0ms

Counts
3 → 9
Calls
3 calls:
96.0ms
(/ i (- (* 2.0 i) (sqrt 1.0)))
209.0ms
(* (/ i (+ (* 2.0 i) (sqrt 1.0))) (/ (/ i (- (* 2.0 i) (sqrt 1.0))) (* 2.0 2.0)))
93.0ms
(/ i (+ (* 2.0 i) (sqrt 1.0)))

simplify236.0ms

Algorithm
egg-herbie
Counts
1477 → 1477
Iterations

Useful iterations: 0 (25.0ms)

IterNodesCost
0500122625

prune1.9s

Filtered
1477 candidates to 623 candidates (57.8%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New147701477
Fresh011
Picked011
Done000
Total147721479

Merged error: 0b

Counts
1479 → 2

localize9.0ms

Local error

Found 2 expressions with local error:

0.5b
(/ 1 (- (* (* 2.0 i) (* 2.0 i)) 1.0))
18.1b
(* (/ 1 (- (* (* 2.0 i) (* 2.0 i)) 1.0)) (/ (* i i) (* 2.0 2.0)))

rewrite364.0ms

Algorithm
rewrite-expression-head
Rules
2033×add-sqr-sqrt
855×associate-/r*
754×*-un-lft-identity
693×frac-times
592×unswap-sqr
480×add-cube-cbrt
451×associate-*r*
442×times-frac
437×associate-/l*
397×associate-*l*
369×difference-of-squares
334×swap-sqr
146×*-commutative
123×distribute-lft-out--
83×add-exp-log
58×clear-num
57×frac-2neg
45×add-cbrt-cube
36×prod-exp
33×associate-*r/
28×div-exp
21×associate-*l/
18×cbrt-unprod
14×cbrt-undiv
rec-exp 1-exp
pow1
associate-/r/
un-div-inv div-inv
flip3-- flip-- add-log-exp
pow-flip pow-prod-down inv-pow
Counts
2 → 1228
Calls
2 calls:
27.0ms
(/ 1 (- (* (* 2.0 i) (* 2.0 i)) 1.0))
222.0ms
(* (/ 1 (- (* (* 2.0 i) (* 2.0 i)) 1.0)) (/ (* i i) (* 2.0 2.0)))

series151.0ms

Counts
2 → 6
Calls
2 calls:
60.0ms
(/ 1 (- (* (* 2.0 i) (* 2.0 i)) 1.0))
91.0ms
(* (/ 1 (- (* (* 2.0 i) (* 2.0 i)) 1.0)) (/ (* i i) (* 2.0 2.0)))

simplify253.0ms

Algorithm
egg-herbie
Counts
1234 → 1234
Iterations

Useful iterations: 1 (80.0ms)

IterNodesCost
0436315041
1500114344

prune825.0ms

Filtered
1234 candidates to 355 candidates (71.2%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New123401234
Fresh000
Picked011
Done011
Total123421236

Merged error: 0b

Counts
1236 → 2

regimes11.0ms

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
01511
11511

end0.0ms

sample430.0ms

Algorithm
intervals
Results
248.0ms8000×body80valid
76.0ms8000×pre80true