Details

Time bar (total: 1.2s)

sample61.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0.097632%

Space saved by search: 0.097632%

Guaranteed chance to sample good point: 0%

Results
6.0ms256×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: 14.5b

Counts
2 → 1

localize5.0ms

Local error

Found 1 expressions with local error:

14.1b
(/ (* (* 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))

series10.0ms

Counts
1 → 3
Calls
1 calls:
10.0ms
(/ (* (* x 2.0) y) (- x y))

simplify31.0ms

Algorithm
egg-herbie
Counts
32 → 32
Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
0211184
11144151
25002151

prune36.0ms

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

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New29332
Fresh000
Picked011
Done000
Total29433

Merged error: 0b

Counts
33 → 4

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- x y))
7.3b
(* (* x 2.0) (/ y (- x y)))

rewrite19.0ms

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:
6.0ms
(/ y (- x y))
10.0ms
(* (* 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)))

simplify42.0ms

Algorithm
egg-herbie
Counts
84 → 84
Iterations

Useful iterations: 1 (9.0ms)

IterNodesCost
0310435
11657385
25001385

prune60.0ms

Filtered
54 candidates to 84 candidates (-55.6%)
Pruning

4 alts after pruning (2 fresh and 2 done)

PrunedKeptTotal
New84084
Fresh022
Picked011
Done011
Total84488

Merged error: 0b

Counts
88 → 4

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- x y) y)
7.9b
(/ (* x 2.0) (/ (- x y) y))

rewrite17.0ms

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:
5.0ms
(/ (- x y) y)
8.0ms
(/ (* x 2.0) (/ (- x y) y))

series12.0ms

Counts
2 → 6
Calls
2 calls:
4.0ms
(/ (- x y) y)
8.0ms
(/ (* x 2.0) (/ (- x y) y))

simplify49.0ms

Algorithm
egg-herbie
Counts
102 → 102
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0386605
11911547
25002547

prune73.0ms

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

3 alts after pruning (1 fresh and 2 done)

PrunedKeptTotal
New1011102
Fresh101
Picked101
Done022
Total1033106

Merged error: 0b

Counts
106 → 3

localize6.0ms

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))

series13.0ms

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

simplify35.0ms

Algorithm
egg-herbie
Counts
84 → 84
Iterations

Useful iterations: 1 (8.0ms)

IterNodesCost
0312431
11237380
25001380

prune59.0ms

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

regimes133.0ms

Accuracy

98.5% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 6.7b

bsearch39.0ms

Steps
ItersRangePoint
7
8.117501902704549e+37
1.960842594293125e+40
8.51474798019845e+37
8
-1.1932333469110654e-05
-1.1084125535018973e-09
-1.1334475968698117e-05

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0238
1238

end0.0ms

sample386.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0.097632%

Space saved by search: 0.097632%

Guaranteed chance to sample good point: 0%

Results
215.0ms8000×body80valid

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