Details

sample21.0ms

Algorithm

intervals

Results

9.0ms

278×

body

valid

simplify74.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	25	6
1	58	6
2	107	6
3	188	6
4	364	6
5	722	6
6	1067	6
7	1452	6
8	1963	6
9	2143	6
10	2145	6
11	2145	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: 1.7b

Counts

2 → 1

localize13.0ms

Local error

Found 2 expressions with local error:

0.0b	(/ (+ (- t z) 1.0) a)
9.0b	(/ (- y z) (/ (+ (- t z) 1.0) a))

rewrite10.0ms

Algorithm

rewrite-expression-head

Rules

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

Counts

2 → 18

Calls

2 calls:

5.0ms	(/ (+ (- t z) 1.0) a)
5.0ms	(/ (- y z) (/ (+ (- t z) 1.0) a))

series147.0ms

Counts

2 → 6

Calls

2 calls:

31.0ms	(/ (+ (- t z) 1.0) a)
116.0ms	(/ (- y z) (/ (+ (- t z) 1.0) a))

simplify54.0ms

Algorithm

egg-herbie

Counts

24 → 24

Iterations

Useful iterations: 2 (16.0ms)

Iter	Nodes	Cost
0	178	112
1	480	109
2	1997	98
3	5001	98

prune64.0ms

Filtered

24 candidates to 19 candidates (79.2%)

Pruning

5 alts after pruning (4 fresh and 1 done)

	Pruned	Kept	Total
New	20	4	24
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	20	5	25

Merged error: 0.0b

Counts

25 → 5

localize10.0ms

Local error

Found 2 expressions with local error:

0.0b	(/ (- y z) (+ (- t z) 1.0))
0.8b	(* (/ (- y z) (+ (- t z) 1.0)) a)

rewrite11.0ms

Algorithm

rewrite-expression-head

Rules

5×	`associate-*l/`
4×	`associate-/r/` `associate-/l/`
3×	`associate-l`
2×	`flip3--` `frac-2neg` `flip3-+` `clear-num` `flip--` `flip-+` `div-inv`
1×	`div-sub` `*-commutative`

Counts

2 → 17

Calls

2 calls:

5.0ms	(/ (- y z) (+ (- t z) 1.0))
6.0ms	(* (/ (- y z) (+ (- t z) 1.0)) a)

series170.0ms

Counts

2 → 6

Calls

2 calls:

52.0ms	(/ (- y z) (+ (- t z) 1.0))
118.0ms	(* (/ (- y z) (+ (- t z) 1.0)) a)

simplify62.0ms

Algorithm

egg-herbie

Counts

23 → 23

Iterations

Useful iterations: 2 (19.0ms)

Iter	Nodes	Cost
0	172	84
1	586	79
2	2118	77
3	5001	77

prune68.0ms

Filtered

23 candidates to 20 candidates (87.0%)

Pruning

4 alts after pruning (2 fresh and 2 done)

	Pruned	Kept	Total
New	22	1	23
Fresh	2	1	3
Picked	0	1	1
Done	0	1	1
Total	24	4	28

Merged error: 0b

Counts

28 → 4

localize17.0ms

Local error

Found 1 expressions with local error:

8.6b	(* (- y z) (/ a (+ (- t z) 1.0)))

rewrite7.0ms

Algorithm

rewrite-expression-head

Rules

6×	`frac-times`
4×	`flip3--` `clear-num` `flip--`
3×	`frac-2neg` `associate-r/` `associate-r*`
2×	`associate-*l/` `associate-/r/`
1×	`flip3-+` `un-div-inv` `*-commutative` `flip-+` `div-inv`

Counts

1 → 16

Calls

1 calls:

6.0ms

(* (- y z) (/ a (+ (- t z) 1.0)))

series68.0ms

Counts

1 → 3

Calls

1 calls:

68.0ms

(* (- y z) (/ a (+ (- t z) 1.0)))

simplify76.0ms

Algorithm

egg-herbie

Counts

19 → 19

Iterations

Useful iterations: 2 (24.0ms)

Iter	Nodes	Cost
0	161	107
1	683	104
2	3222	103
3	5002	103

prune56.0ms

Filtered

19 candidates to 15 candidates (78.9%)

Pruning

4 alts after pruning (1 fresh and 3 done)

	Pruned	Kept	Total
New	18	1	19
Fresh	1	0	1
Picked	0	1	1
Done	0	2	2
Total	19	4	23

Merged error: 0b

Counts

23 → 4

localize16.0ms

Local error

Found 1 expressions with local error:

9.6b	(/ (* (- y z) (- a)) (- (+ (- t z) 1.0)))

rewrite8.0ms

Algorithm

rewrite-expression-head

Rules

6×	`neg-mul-1`
3×	`times-frac` `associate-/l*`
2×	`associate-r` `associate-l/` `associate-/r/` `-commutative` `associate-/l/` `distribute-neg-frac`
1×	`flip3--` `frac-2neg` `flip3-+` `distribute-frac-neg` `clear-num` `associate-/r*` `distribute-rgt-neg-out` `flip--` `flip-+` `div-inv`

Counts

1 → 15

Calls

1 calls:

8.0ms

(/ (* (- y z) (- a)) (- (+ (- t z) 1.0)))

series70.0ms

Counts

1 → 3

Calls

1 calls:

69.0ms

(/ (* (- y z) (- a)) (- (+ (- t z) 1.0)))

simplify63.0ms

Algorithm

egg-herbie

Counts

18 → 18

Iterations

Useful iterations: 3 (60.0ms)

Iter	Nodes	Cost
0	162	99
1	512	93
2	2196	90
3	5003	89

prune48.0ms

Filtered

18 candidates to 15 candidates (83.3%)

Pruning

4 alts after pruning (0 fresh and 4 done)

	Pruned	Kept	Total
New	18	0	18
Fresh	0	0	0
Picked	0	1	1
Done	0	3	3
Total	18	4	22

Merged error: 0b

Counts

22 → 4

regimes153.0ms

Accuracy

0% (0.3b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	14	6
1	14	6

end0.0ms

sample548.0ms

Algorithm

intervals

Results

293.0ms

8486×

body

valid