Details

sample15.0ms

Algorithm

intervals

Results

6.0ms

256×

body

valid

simplify26.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (2.0ms)

Iter	Nodes	Cost
0	15	4
1	36	4
2	73	4
3	127	4
4	167	4
5	185	4
6	187	4
7	187	4

prune2.0ms

Filtered

1 candidates to 0 candidates (0.0%)

Pruning

2 alts after pruning (2 fresh and 0 done)

	Kept	Total
New	1	1
Fresh	1	1
Picked	0	0
Done	0	0
Total	2	2

Merged error: 17.0b

Counts

2 → 1

localize7.0ms

Local error

Found 1 expressions with local error:

16.5b

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

rewrite11.0ms

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:

10.0ms

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

series77.0ms

Counts

1 → 3

Calls

1 calls:

77.0ms

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

simplify46.0ms

Algorithm

egg-herbie

Counts

32 → 32

Iterations

Useful iterations: 1 (10.0ms)

Iter	Nodes	Cost
0	211	184
1	1144	151
2	5002	151

prune67.0ms

Filtered

32 candidates to 21 candidates (65.6%)

Pruning

6 alts after pruning (5 fresh and 1 done)

	Pruned	Kept	Total
New	27	5	32
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	27	6	33

Merged error: 0.0b

Counts

33 → 6

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b	(/ y (- x y))
7.8b	(* (* x 2.0) (/ y (- x y)))

rewrite21.0ms

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))
11.0ms	(* (* x 2.0) (/ y (- x y)))

series125.0ms

Counts

2 → 6

Calls

2 calls:

50.0ms	(/ y (- x y))
75.0ms	(* (* x 2.0) (/ y (- x y)))

simplify54.0ms

Algorithm

egg-herbie

Counts

84 → 84

Iterations

Useful iterations: 1 (12.0ms)

Iter	Nodes	Cost
0	310	435
1	1657	385
2	5001	385

prune125.0ms

Filtered

84 candidates to 52 candidates (61.9%)

Pruning

7 alts after pruning (5 fresh and 2 done)

	Pruned	Kept	Total
New	83	1	84
Fresh	0	4	4
Picked	0	1	1
Done	0	1	1
Total	83	7	90

Merged error: 0.0b

Counts

90 → 7

localize17.0ms

Local error

Found 4 expressions with local error:

0.6b	(cbrt y)
0.6b	(cbrt y)
0.6b	(cbrt y)
1.6b	(* (* x 2.0) (/ (* (cbrt y) (cbrt y)) (* (cbrt (- x y)) (cbrt (- x y)))))

rewrite26.0ms

Algorithm

rewrite-expression-head

Rules

45×	`add-exp-log`
29×	`add-cbrt-cube`
23×	`prod-exp` `cbrt-unprod`
13×	`associate-r`
12×	`cbrt-div`
9×	`pow1` `cbrt-prod`
8×	`cbrt-undiv` `add-sqr-sqrt` `add-cube-cbrt` `*-un-lft-identity` `div-exp` `associate-/r/`
6×	`flip3--` `flip--`
4×	`frac-times` `add-log-exp`
3×	`pow1/3` `associate-*r/` `pow-prod-down`
2×	`associate-*l/`
1×	`times-frac` `associate-l` `*-commutative` `div-inv`

Counts

4 → 78

Calls

4 calls:

1.0ms	(cbrt y)
1.0ms	(cbrt y)
1.0ms	(cbrt y)
19.0ms	(* (* x 2.0) (/ (* (cbrt y) (cbrt y)) (* (cbrt (- x y)) (cbrt (- x y)))))

series826.0ms

Counts

4 → 12

Calls

4 calls:

169.0ms	(cbrt y)
174.0ms	(cbrt y)
176.0ms	(cbrt y)
305.0ms	(* (* x 2.0) (/ (* (cbrt y) (cbrt y)) (* (cbrt (- x y)) (cbrt (- x y)))))

simplify67.0ms

Algorithm

egg-herbie

Counts

90 → 90

Iterations

Useful iterations: 2 (59.0ms)

Iter	Nodes	Cost
0	492	817
1	2497	611
2	5002	571

prune194.0ms

Filtered

90 candidates to 60 candidates (66.7%)

Pruning

7 alts after pruning (4 fresh and 3 done)

	Pruned	Kept	Total
New	90	0	90
Fresh	0	4	4
Picked	0	1	1
Done	0	2	2
Total	90	7	97

Merged error: 0.0b

Counts

97 → 7

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b	(/ (- x y) y)
8.1b	(/ (* x 2.0) (/ (- x y) y))

rewrite18.0ms

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:

6.0ms	(/ (- x y) y)
9.0ms	(/ (* x 2.0) (/ (- x y) y))

series86.0ms

Counts

2 → 6

Calls

2 calls:

23.0ms	(/ (- x y) y)
62.0ms	(/ (* x 2.0) (/ (- x y) y))

simplify55.0ms

Algorithm

egg-herbie

Counts

102 → 102

Iterations

Useful iterations: 2 (43.0ms)

Iter	Nodes	Cost
0	386	605
1	1911	548
2	5001	547

prune137.0ms

Filtered

102 candidates to 71 candidates (69.6%)

Pruning

3 alts after pruning (2 fresh and 1 done)

	Pruned	Kept	Total
New	100	2	102
Fresh	3	0	3
Picked	1	0	1
Done	2	1	3
Total	106	3	109

Merged error: 0b

Counts

109 → 3

regimes43.0ms

Accuracy

97.6% (0.2b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 7.0b

bsearch57.0ms

Steps

Iters	Range		Point
10	7.527633672346592e-06	137964.03928948785	0.00015663477176481238
6	-8.859779060336632e+63	-1.0467233090565783e+63	-1.0664811677242917e+63

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	26	8
1	26	8

end0.0ms

sample329.0ms

Algorithm

intervals

Results

202.0ms

8000×

body

valid