Details

sample22.0ms

Algorithm

intervals

Results

11.0ms

256×

body

valid

simplify23.0ms

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: 15.9b

Counts

2 → 1

localize9.0ms

Local error

Found 1 expressions with local error:

15.4b

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

rewrite10.0ms

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:

9.0ms

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

series62.0ms

Counts

1 → 3

Calls

1 calls:

62.0ms

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

simplify31.0ms

Algorithm

egg-herbie

Counts

32 → 32

Iterations

Useful iterations: 1 (7.0ms)

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

prune46.0ms

Filtered

32 candidates to 21 candidates (65.6%)

Pruning

5 alts after pruning (4 fresh and 1 done)

	Pruned	Kept	Total
New	28	4	32
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	28	5	33

Merged error: 0b

Counts

33 → 5

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b	(/ y (- x y))
6.7b	(* (* x 2.0) (/ y (- x y)))

rewrite17.0ms

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:

5.0ms	(/ y (- x y))
9.0ms	(* (* x 2.0) (/ y (- x y)))

series103.0ms

Counts

2 → 6

Calls

2 calls:

42.0ms	(/ y (- x y))
61.0ms	(* (* x 2.0) (/ y (- x y)))

simplify44.0ms

Algorithm

egg-herbie

Counts

84 → 84

Iterations

Useful iterations: 1 (9.0ms)

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

prune100.0ms

Filtered

84 candidates to 53 candidates (63.1%)

Pruning

5 alts after pruning (3 fresh and 2 done)

	Pruned	Kept	Total
New	84	0	84
Fresh	0	3	3
Picked	0	1	1
Done	0	1	1
Total	84	5	89

Merged error: 0b

Counts

89 → 5

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b	(/ (- x y) y)
7.0b	(/ (* 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))

series85.0ms

Counts

2 → 6

Calls

2 calls:

24.0ms	(/ (- x y) y)
61.0ms	(/ (* x 2.0) (/ (- x y) y))

simplify52.0ms

Algorithm

egg-herbie

Counts

102 → 102

Iterations

Useful iterations: 1 (10.0ms)

Iter	Nodes	Cost
0	386	605
1	1911	547
2	5002	547

prune140.0ms

Filtered

102 candidates to 71 candidates (69.6%)

Pruning

2 alts after pruning (2 fresh and 0 done)

	Pruned	Kept	Total
New	100	2	102
Fresh	2	0	2
Picked	1	0	1
Done	2	0	2
Total	105	2	107

Merged error: 0b

Counts

107 → 2

localize7.0ms

Local error

Found 1 expressions with local error:

7.0b	(/ (* x 2.0) (- (/ x y) 1))

rewrite11.0ms

Algorithm

rewrite-expression-head

Rules

25×	`add-sqr-sqrt`
16×	`times-frac`
11×	`*-un-lft-identity`
10×	`associate-/r*`
8×	`difference-of-squares`
6×	`add-exp-log` `add-cbrt-cube`
4×	`difference-of-sqr-1`
3×	`add-cube-cbrt`
2×	`cbrt-undiv` `div-exp` `associate-/r/` `distribute-lft-out--`
1×	`pow1` `flip3--` `frac-2neg` `prod-exp` `clear-num` `flip--` `cbrt-unprod` `div-inv` `associate-/l*` `add-log-exp`

Counts

1 → 37

Calls

1 calls:

10.0ms

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

series61.0ms

Counts

1 → 3

Calls

1 calls:

61.0ms

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

simplify77.0ms

Algorithm

egg-herbie

Counts

40 → 40

Iterations

Useful iterations: 1 (7.0ms)

Iter	Nodes	Cost
0	201	249
1	850	216
2	3940	216
3	5001	216

prune42.0ms

Filtered

40 candidates to 25 candidates (62.5%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	40	0	40
Fresh	0	1	1
Picked	0	1	1
Done	0	0	0
Total	40	2	42

Merged error: 0b

Counts

42 → 2

Details

sample22.0ms

simplify23.0ms

prune2.0ms

localize9.0ms

rewrite10.0ms

series62.0ms

simplify31.0ms

prune46.0ms

localize5.0ms

rewrite17.0ms

series103.0ms

simplify44.0ms

prune100.0ms

localize5.0ms

rewrite17.0ms

series85.0ms

simplify52.0ms

prune140.0ms

localize7.0ms

rewrite11.0ms

series61.0ms

simplify77.0ms

prune42.0ms

regimes39.0ms

bsearch2.0ms

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