Details

sample15.0ms

Algorithm

intervals

Results

7.0ms

256×

body

valid

simplify15.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	18	4
1	48	4
2	106	4
3	174	4
4	198	4
5	203	4
6	203	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: 10.9b

Counts

2 → 1

localize6.0ms

Local error

Found 1 expressions with local error:

10.5b

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

rewrite14.0ms

Algorithm

rewrite-expression-head

Rules

10×	`add-exp-log` `add-cbrt-cube`
7×	`add-sqr-sqrt` `*-un-lft-identity`
5×	`times-frac` `associate-/l*`
3×	`cbrt-undiv` `add-cube-cbrt` `div-exp` `prod-exp` `cbrt-unprod`
2×	`associate-/l/` `distribute-lft-out--` `difference-of-squares`
1×	`pow1` `expm1-log1p-u` `flip3--` `frac-2neg` `div-sub` `clear-num` `associate-/r*` `flip--` `log1p-expm1-u` `div-inv` `add-log-exp`

Counts

1 → 32

Calls

1 calls:

13.0ms

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

series55.0ms

Counts

1 → 3

Calls

1 calls:

55.0ms

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

simplify32.0ms

Algorithm

egg-herbie

Counts

35 → 35

Iterations

Useful iterations: 2 (28.0ms)

Iter	Nodes	Cost
0	242	218
1	990	181
2	5002	180

prune57.0ms

Filtered

35 candidates to 24 candidates (68.6%)

Pruning

3 alts after pruning (3 fresh and 0 done)

	Pruned	Kept	Total
New	32	3	35
Fresh	0	0	0
Picked	1	0	1
Done	0	0	0
Total	33	3	36

Merged error: 0b

Counts

36 → 3

localize7.0ms

Local error

Found 1 expressions with local error:

0.0b	(- (/ 1 (* 2.0 y)) (/ 1 (* x 2.0)))

rewrite17.0ms

Algorithm

rewrite-expression-head

Rules

49×	`prod-diff`
45×	`times-frac`
35×	`*-un-lft-identity`
33×	`add-sqr-sqrt`
31×	`add-cube-cbrt`
19×	`div-inv`
7×	`fma-neg`
4×	`distribute-lft-out--`
3×	`add-log-exp`
1×	`pow1` `add-exp-log` `expm1-log1p-u` `sub-neg` `flip3--` `diff-log` `frac-sub` `add-cbrt-cube` `flip--` `log1p-expm1-u` `difference-of-squares`

Counts

1 → 76

Calls

1 calls:

11.0ms

(- (/ 1 (* 2.0 y)) (/ 1 (* x 2.0)))

series32.0ms

Counts

1 → 3

Calls

1 calls:

32.0ms

(- (/ 1 (* 2.0 y)) (/ 1 (* x 2.0)))

simplify41.0ms

Algorithm

egg-herbie

Counts

79 → 79

Iterations

Useful iterations: 2 (30.0ms)

Iter	Nodes	Cost
0	287	1302
1	991	733
2	5002	682

prune50.0ms

Filtered

79 candidates to 23 candidates (29.1%)

Pruning

3 alts after pruning (2 fresh and 1 done)

	Pruned	Kept	Total
New	79	0	79
Fresh	0	2	2
Picked	0	1	1
Done	0	0	0
Total	79	3	82

Merged error: 0b

Counts

82 → 3

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b	(/ (- x y) (* x 2.0))
8.3b	(/ (/ (- x y) (* x 2.0)) y)

rewrite19.0ms

Algorithm

rewrite-expression-head

Rules

52×	`times-frac`
34×	`add-sqr-sqrt` `*-un-lft-identity`
22×	`add-cube-cbrt`
16×	`add-exp-log` `add-cbrt-cube`
14×	`associate-/l*`
7×	`cbrt-undiv` `div-exp`
6×	`div-inv` `distribute-lft-out--` `difference-of-squares`
4×	`associate-/r*`
3×	`div-sub` `associate-/l/`
2×	`pow1` `expm1-log1p-u` `frac-2neg` `prod-exp` `clear-num` `cbrt-unprod` `log1p-expm1-u` `add-log-exp`
1×	`flip3--` `flip--`

Counts

2 → 89

Calls

2 calls:

7.0ms	(/ (- x y) (* x 2.0))
8.0ms	(/ (/ (- x y) (* x 2.0)) y)

series98.0ms

Counts

2 → 6

Calls

2 calls:

40.0ms	(/ (- x y) (* x 2.0))
59.0ms	(/ (/ (- x y) (* x 2.0)) y)

simplify46.0ms

Algorithm

egg-herbie

Counts

95 → 95

Iterations

Useful iterations: 2 (38.0ms)

Iter	Nodes	Cost
0	386	623
1	1500	563
2	5001	562

prune139.0ms

Filtered

95 candidates to 70 candidates (73.7%)

Pruning

3 alts after pruning (1 fresh and 2 done)

	Pruned	Kept	Total
New	95	0	95
Fresh	0	1	1
Picked	0	1	1
Done	0	1	1
Total	95	3	98

Merged error: 0b

Counts

98 → 3

localize7.0ms

Local error

Found 2 expressions with local error:

0.3b	(/ 1 (* (* x 2.0) y))
11.0b	(* (- x y) (/ 1 (* (* x 2.0) y)))

rewrite25.0ms

Algorithm

rewrite-expression-head

Rules

55×	`add-exp-log`
28×	`prod-exp`
25×	`add-cbrt-cube`
12×	`div-exp`
11×	`add-sqr-sqrt`
10×	`pow1` `cbrt-unprod`
9×	`*-un-lft-identity`
7×	`add-cube-cbrt` `associate-r`
6×	`cbrt-undiv` `rec-exp` `times-frac` `1-exp`
5×	`associate-l`
4×	`pow-prod-down`
3×	`pow-flip` `associate-/l*`
2×	`expm1-log1p-u` `frac-times` `flip3--` `associate-*l/` `flip--` `log1p-expm1-u` `div-inv` `add-log-exp`
1×	`frac-2neg` `associate-r/` `clear-num` `associate-/r` `un-div-inv` `*-commutative` `distribute-lft-out--` `inv-pow` `difference-of-squares` `unswap-sqr`

Counts

2 → 79

Calls

2 calls:

6.0ms	(/ 1 (* (* x 2.0) y))
16.0ms	(* (- x y) (/ 1 (* (* x 2.0) y)))

series82.0ms

Counts

2 → 6

Calls

2 calls:

27.0ms	(/ 1 (* (* x 2.0) y))
55.0ms	(* (- x y) (/ 1 (* (* x 2.0) y)))

simplify48.0ms

Algorithm

egg-herbie

Counts

85 → 85

Iterations

Useful iterations: 2 (42.0ms)

Iter	Nodes	Cost
0	362	464
1	1818	385
2	5001	375

prune81.0ms

Filtered

85 candidates to 44 candidates (51.8%)

Pruning

3 alts after pruning (0 fresh and 3 done)

	Pruned	Kept	Total
New	85	0	85
Fresh	0	0	0
Picked	0	1	1
Done	0	2	2
Total	85	3	88

Merged error: 0b

Counts

88 → 3

regimes28.0ms

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	13	5
1	13	5

end0.0ms

sample373.0ms

Algorithm

intervals

Results

236.0ms

8001×

body

valid