Details

sample257.0ms

Algorithm

intervals

Results

5.0ms	73×	body	1280	valid
4.0ms	173×	body	80	valid
4.0ms	67×	body	640	valid
1.0ms	22×	body	320	valid
0.0ms	13×	body	160	valid

simplify119.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	14	4
1	37	4
2	103	4
3	220	4
4	387	4
5	527	4
6	803	4
7	1602	4
8	2861	4
9	4334	4
10	4807	4
11	5001	4

prune3.0ms

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: 40.8b

Counts

2 → 1

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b	(* (+ x 1.0) (+ x 1.0))
3.8b	(- (* (+ x 1.0) (+ x 1.0)) 1.0)

rewrite16.0ms

Algorithm

rewrite-expression-head

Rules

6×	`flip3-+` `flip-+`
4×	`+-commutative` `distribute-rgt-in` `frac-times` `distribute-lft-in` `associate--l+`
2×	`associate-r/` `associate-l/`
1×	`pow2` `sub-neg` `flip3--` `*-commutative` `flip--`

Counts

2 → 22

Calls

2 calls:

4.0ms	(* (+ x 1.0) (+ x 1.0))
9.0ms	(- (* (+ x 1.0) (+ x 1.0)) 1.0)

series92.0ms

Counts

2 → 6

Calls

2 calls:

17.0ms	(* (+ x 1.0) (+ x 1.0))
75.0ms	(- (* (+ x 1.0) (+ x 1.0)) 1.0)

simplify68.0ms

Algorithm

egg-herbie

Counts

28 → 28

Iterations

Useful iterations: 2 (16.0ms)

Iter	Nodes	Cost
0	152	159
1	542	147
2	2705	143
3	5001	143

prune43.0ms

Filtered

28 candidates to 17 candidates (60.7%)

Pruning

2 alts after pruning (2 fresh and 0 done)

	Pruned	Kept	Total
New	26	2	28
Fresh	0	0	0
Picked	1	0	1
Done	0	0	0
Total	27	2	29

Merged error: 0.0b

Counts

29 → 2

localize3.0ms

Local error

Found 1 expressions with local error:

0.0b	(* x (+ 2.0 x))

rewrite4.0ms

Algorithm

rewrite-expression-head

Rules

2×	`+-commutative` `distribute-rgt-in` `distribute-lft-in` `associate-*r/`
1×	`flip3-+` `*-commutative` `flip-+`

Counts

1 → 7

Calls

1 calls:

3.0ms

(* x (+ 2.0 x))

series43.0ms

Counts

1 → 3

Calls

1 calls:

43.0ms

(* x (+ 2.0 x))

simplify56.0ms

Algorithm

egg-herbie

Counts

10 → 10

Iterations

Useful iterations: 1 (3.0ms)

Iter	Nodes	Cost
0	41	25
1	108	22
2	371	22
3	1203	22
4	5001	22

prune15.0ms

Filtered

10 candidates to 5 candidates (50.0%)

Pruning

2 alts after pruning (2 fresh and 0 done)

	Pruned	Kept	Total
New	8	2	10
Fresh	1	0	1
Picked	1	0	1
Done	0	0	0
Total	10	2	12

Merged error: 0b

Counts

12 → 2

localize5.0ms

Local error

Found 1 expressions with local error:

0.0b	(+ (pow x 2) (* x 2.0))

rewrite4.0ms

Algorithm

rewrite-expression-head

Rules

2×	`unpow2`
1×	`+-commutative` `distribute-rgt-out` `flip3-+` `*-commutative` `flip-+` `distribute-lft-out`

Counts

1 → 5

Calls

1 calls:

3.0ms

(+ (pow x 2) (* x 2.0))

series54.0ms

Counts

1 → 3

Calls

1 calls:

54.0ms

(+ (pow x 2) (* x 2.0))

simplify103.0ms

Algorithm

egg-herbie

Counts

8 → 8

Iterations

Useful iterations: 2 (8.0ms)

Iter	Nodes	Cost
0	57	32
1	196	27
2	716	26
3	2585	26
4	5002	26

prune11.0ms

Filtered

8 candidates to 4 candidates (50.0%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	8	0	8
Fresh	0	1	1
Picked	0	1	1
Done	0	0	0
Total	8	2	10

Merged error: 0b

Counts

10 → 2

localize7.0ms

Local error

Found 2 expressions with local error:

0.1b	(* x (- (* 2.0 2.0) (* x x)))
5.8b	(/ (* x (- (* 2.0 2.0) (* x x))) (- 2.0 x))

rewrite15.0ms

Algorithm

rewrite-expression-head

Rules

10×	`*-commutative`
8×	`associate-r` `difference-of-squares`
6×	`associate-/l*`
4×	`associate-*r/`
3×	`flip3--` `flip--`
2×	`distribute-rgt-in` `sub-neg` `distribute-lft-in` `associate-/r/` `associate-/l/`
1×	`frac-2neg` `clear-num` `div-inv`

Counts

2 → 24

Calls

2 calls:

6.0ms	(* x (- (* 2.0 2.0) (* x x)))
8.0ms	(/ (* x (- (* 2.0 2.0) (* x x))) (- 2.0 x))

series197.0ms

Counts

2 → 6

Calls

2 calls:

77.0ms	(* x (- (* 2.0 2.0) (* x x)))
120.0ms	(/ (* x (- (* 2.0 2.0) (* x x))) (- 2.0 x))

simplify66.0ms

Algorithm

egg-herbie

Counts

30 → 30

Iterations

Useful iterations: 2 (14.0ms)

Iter	Nodes	Cost
0	152	108
1	497	100
2	2097	93
3	5001	93

prune42.0ms

Filtered

30 candidates to 17 candidates (56.7%)

Pruning

2 alts after pruning (0 fresh and 2 done)

	Pruned	Kept	Total
New	30	0	30
Fresh	0	0	0
Picked	0	1	1
Done	0	1	1
Total	30	2	32

Merged error: 0b

Counts

32 → 2

regimes15.0ms

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)

Iter	Nodes	Cost
0	8	3
1	8	3

end0.0ms

sample487.0ms

Algorithm

intervals

Results

146.0ms	2260×	body	1280	valid
90.0ms	1688×	body	640	valid
89.0ms	5450×	body	80	valid
33.0ms	835×	body	320	valid
12.0ms	442×	body	160	valid