Details

Time bar (total: 1.8s)

sample323.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 99.176025%

Results
11.0ms256×body80valid

simplify14.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0154
1364
2734
31274
41674
51854
61874
71874

prune2.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 14.9b

Counts
2 → 1

localize6.0ms

Local error

Found 1 expressions with local error:

14.6b
(/ (* (* x 2.0) y) (- x y))

rewrite9.0ms

Algorithm
rewrite-expression-head
Rules
10×add-exp-log add-cbrt-cube
7×add-sqr-sqrt *-un-lft-identity
5×times-frac associate-/r*
3×cbrt-undiv add-cube-cbrt div-exp prod-exp cbrt-unprod
2×associate-/r/ distribute-lft-out-- difference-of-squares
1×pow1 flip3-- frac-2neg clear-num flip-- div-inv associate-/l* add-log-exp
Counts
1 → 29
Calls
1 calls:
8.0ms
(/ (* (* x 2.0) y) (- x y))

series8.0ms

Counts
1 → 3
Calls
1 calls:
8.0ms
(/ (* (* x 2.0) y) (- x y))

simplify32.0ms

Algorithm
egg-herbie
Counts
32 → 32
Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
0211184
11144151
25002151

prune46.0ms

Filtered
21 candidates to 32 candidates (-52.4%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New27532
Fresh000
Picked011
Done000
Total27633

Merged error: 0b

Counts
33 → 6

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- x y))
5.2b
(* (* x 2.0) (/ y (- x y)))

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
35×add-sqr-sqrt *-un-lft-identity
30×times-frac
21×add-cube-cbrt associate-*r*
16×add-exp-log add-cbrt-cube
7×pow1 distribute-lft-out-- difference-of-squares
6×prod-exp cbrt-unprod
5×associate-/r*
4×associate-/r/
3×cbrt-undiv div-exp pow-prod-down associate-/l*
2×flip3-- flip-- div-inv add-log-exp
1×frac-2neg associate-*r/ associate-*l* clear-num *-commutative
Counts
2 → 78
Calls
2 calls:
5.0ms
(/ y (- x y))
9.0ms
(* (* x 2.0) (/ y (- x y)))

series13.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(/ y (- x y))
8.0ms
(* (* x 2.0) (/ y (- x y)))

simplify43.0ms

Algorithm
egg-herbie
Counts
84 → 84
Iterations

Useful iterations: 1 (9.0ms)

IterNodesCost
0310435
11657385
25001385

prune63.0ms

Filtered
53 candidates to 84 candidates (-58.5%)
Pruning

6 alts after pruning (4 fresh and 2 done)

PrunedKeptTotal
New84084
Fresh044
Picked011
Done011
Total84690

Merged error: 0b

Counts
90 → 6

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- x y) y)
5.5b
(/ (* x 2.0) (/ (- x y) y))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
64×times-frac
50×add-sqr-sqrt *-un-lft-identity
30×add-cube-cbrt
22×associate-/r*
16×add-exp-log add-cbrt-cube
10×distribute-lft-out-- difference-of-squares
7×cbrt-undiv div-exp
6×associate-/l*
4×div-inv
2×pow1 frac-2neg prod-exp clear-num cbrt-unprod associate-/l/ add-log-exp
1×flip3-- div-sub associate-/r/ flip--
Counts
2 → 96
Calls
2 calls:
9.0ms
(/ (- x y) y)
15.0ms
(/ (* x 2.0) (/ (- x y) y))

series21.0ms

Counts
2 → 6
Calls
2 calls:
7.0ms
(/ (- x y) y)
14.0ms
(/ (* x 2.0) (/ (- x y) y))

simplify53.0ms

Algorithm
egg-herbie
Counts
102 → 102
Iterations

Useful iterations: 1 (12.0ms)

IterNodesCost
0386605
11911547
25002547

prune72.0ms

Filtered
71 candidates to 102 candidates (-43.7%)
Pruning

3 alts after pruning (1 fresh and 2 done)

PrunedKeptTotal
New1011102
Fresh303
Picked011
Done112
Total1053108

Merged error: 0b

Counts
108 → 3

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ x (- x y))
5.4b
(* (/ x (- x y)) (* y 2.0))

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
35×add-sqr-sqrt *-un-lft-identity
30×times-frac
21×add-cube-cbrt associate-*l*
16×add-exp-log add-cbrt-cube
7×pow1 distribute-lft-out-- difference-of-squares
6×prod-exp cbrt-unprod
5×associate-/r*
4×associate-/r/
3×cbrt-undiv div-exp pow-prod-down associate-/l*
2×flip3-- flip-- div-inv add-log-exp
1×frac-2neg associate-*r* associate-*l/ clear-num *-commutative
Counts
2 → 78
Calls
2 calls:
5.0ms
(/ x (- x y))
9.0ms
(* (/ x (- x y)) (* y 2.0))

series15.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(/ x (- x y))
10.0ms
(* (/ x (- x y)) (* y 2.0))

simplify34.0ms

Algorithm
egg-herbie
Counts
84 → 84
Iterations

Useful iterations: 1 (8.0ms)

IterNodesCost
0312431
11237380
25001380

prune57.0ms

Filtered
57 candidates to 84 candidates (-47.4%)
Pruning

3 alts after pruning (0 fresh and 3 done)

PrunedKeptTotal
New84084
Fresh000
Picked011
Done022
Total84387

Merged error: 0b

Counts
87 → 3

regimes132.0ms

Accuracy

98.4% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 7.2b

bsearch62.0ms

Steps
ItersRangePoint
9
3.528546263008154e-51
1.7005822478137536e-43
1.720042614349719e-45
9
-1.7271231750708775e-09
-4.487511821976121e-15
-1.1014995978186247e-09

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0228
1228

end0.0ms

sample690.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 99.176025%

Results
234.0ms8000×body80valid

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