Details

sample20.0ms

Algorithm

intervals

Results

10.0ms

325×

body

valid

simplify10.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	16	6
1	29	6
2	38	6
3	45	6
4	51	6
5	54	6
6	54	6

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: 0.9b

Counts

2 → 1

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b	(- (/ (+ x 4.0) y) (* (/ x y) z))
0.0b	(/ (+ x 4.0) y)
2.3b	(* (/ x y) z)

rewrite15.0ms

Algorithm

rewrite-expression-head

Rules

20×	`associate-*l/`
15×	`frac-sub`
12×	`frac-2neg`
10×	`clear-num`
8×	`associate-/l/`
4×	`flip3-+` `flip-+`
2×	`div-inv` `sub-div`
1×	`sub-neg` `flip3--` `associate-l` `*-commutative` `flip--`

Counts

3 → 31

Calls

3 calls:

7.0ms	(- (/ (+ x 4.0) y) (* (/ x y) z))
3.0ms	(/ (+ x 4.0) y)
3.0ms	(* (/ x y) z)

series92.0ms

Counts

3 → 9

Calls

3 calls:

41.0ms	(- (/ (+ x 4.0) y) (* (/ x y) z))
30.0ms	(/ (+ x 4.0) y)
20.0ms	(* (/ x y) z)

simplify48.0ms

Algorithm

egg-herbie

Counts

40 → 40

Iterations

Useful iterations: 2 (44.0ms)

Iter	Nodes	Cost
0	354	299
1	1697	271
2	5001	262

prune94.0ms

Filtered

40 candidates to 30 candidates (75.0%)

Pruning

4 alts after pruning (4 fresh and 0 done)

	Pruned	Kept	Total
New	36	4	40
Fresh	0	0	0
Picked	1	0	1
Done	0	0	0
Total	37	4	41

Merged error: 0.0b

Counts

41 → 4

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b	(- (+ (* 4.0 (/ 1 y)) (/ x y)) (* (/ x y) z))
0.0b	(+ (* 4.0 (/ 1 y)) (/ x y))
2.3b	(* (/ x y) z)

rewrite26.0ms

Algorithm

rewrite-expression-head

Rules

62×	`clear-num`
60×	`frac-add`
54×	`associate-*l/`
51×	`frac-sub`
50×	`frac-2neg`
36×	`associate-*r/`
24×	`un-div-inv`
4×	`flip3-+` `flip-+` `div-inv`
2×	`+-commutative` `distribute-rgt-out` `associate--l+`
1×	`sub-neg` `flip3--` `associate-r` `associate-l` `*-commutative` `flip--`

Counts

3 → 82

Calls

3 calls:

12.0ms	(- (+ (* 4.0 (/ 1 y)) (/ x y)) (* (/ x y) z))
5.0ms	(+ (* 4.0 (/ 1 y)) (/ x y))
3.0ms	(* (/ x y) z)

series94.0ms

Counts

3 → 9

Calls

3 calls:

45.0ms	(- (+ (* 4.0 (/ 1 y)) (/ x y)) (* (/ x y) z))
25.0ms	(+ (* 4.0 (/ 1 y)) (/ x y))
24.0ms	(* (/ x y) z)

simplify75.0ms

Algorithm

egg-herbie

Counts

91 → 91

Iterations

Useful iterations: 2 (64.0ms)

Iter	Nodes	Cost
0	804	1070
1	2797	891
2	5001	843

prune115.0ms

Filtered

91 candidates to 35 candidates (38.5%)

Pruning

4 alts after pruning (3 fresh and 1 done)

	Pruned	Kept	Total
New	91	0	91
Fresh	0	3	3
Picked	0	1	1
Done	0	0	0
Total	91	4	95

Merged error: 0.0b

Counts

95 → 4

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b	(/ (+ x 4.0) y)
0.0b	(- (/ (+ x 4.0) y) (/ z (/ y x)))
2.5b	(/ z (/ y x))

rewrite14.0ms

Algorithm

rewrite-expression-head

Rules

20×	`frac-sub`
12×	`frac-2neg` `clear-num`
10×	`associate-/l/`
8×	`div-inv`
6×	`associate-/r*`
5×	`flip3-+` `flip-+`
3×	`associate-/r/`
1×	`sub-neg` `flip3--` `flip--`

Counts

3 → 36

Calls

3 calls:

3.0ms	(/ (+ x 4.0) y)
7.0ms	(- (/ (+ x 4.0) y) (/ z (/ y x)))
3.0ms	(/ z (/ y x))

series89.0ms

Counts

3 → 9

Calls

3 calls:

26.0ms	(/ (+ x 4.0) y)
45.0ms	(- (/ (+ x 4.0) y) (/ z (/ y x)))
18.0ms	(/ z (/ y x))

simplify60.0ms

Algorithm

egg-herbie

Counts

45 → 45

Iterations

Useful iterations: 2 (55.0ms)

Iter	Nodes	Cost
0	417	371
1	2173	348
2	5002	347

prune106.0ms

Filtered

45 candidates to 34 candidates (75.6%)

Pruning

4 alts after pruning (2 fresh and 2 done)

	Pruned	Kept	Total
New	45	0	45
Fresh	0	2	2
Picked	0	1	1
Done	0	1	1
Total	45	4	49

Merged error: 0.0b

Counts

49 → 4

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b	(- (/ (+ x 4.0) y) (/ (* x z) y))
0.0b	(/ (+ x 4.0) y)
5.5b	(/ (* x z) y)

rewrite19.0ms

Algorithm

rewrite-expression-head

Rules

25×	`frac-sub`
14×	`frac-2neg`
12×	`clear-num` `associate-/l/` `associate-/l*`
6×	`flip3-+` `*-commutative` `flip-+`
4×	`div-inv`
2×	`sub-div`
1×	`sub-neg` `flip3--` `distribute-rgt-out--` `flip--`

Counts

3 → 42

Calls

3 calls:

7.0ms	(- (/ (+ x 4.0) y) (/ (* x z) y))
7.0ms	(/ (+ x 4.0) y)
3.0ms	(/ (* x z) y)

series90.0ms

Counts

3 → 9

Calls

3 calls:

45.0ms	(- (/ (+ x 4.0) y) (/ (* x z) y))
25.0ms	(/ (+ x 4.0) y)
19.0ms	(/ (* x z) y)

simplify60.0ms

Algorithm

egg-herbie

Counts

51 → 51

Iterations

Useful iterations: 2 (54.0ms)

Iter	Nodes	Cost
0	450	432
1	2314	399
2	5001	398

prune116.0ms

Filtered

51 candidates to 40 candidates (78.4%)

Pruning

5 alts after pruning (2 fresh and 3 done)

	Pruned	Kept	Total
New	49	2	51
Fresh	1	0	1
Picked	0	1	1
Done	0	2	2
Total	50	5	55

Merged error: 0b

Counts

55 → 5

regimes64.0ms

Accuracy

0% (1.6b remaining)

Error of 1.6b against oracle of 0.0b and baseline of 1.6b

bsearch0.0ms

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	17	8
1	17	8

end0.0ms

sample528.0ms

Algorithm

intervals

Results

312.0ms

10127×

body

valid