Details

sample95.0ms

Algorithm: halfpoints

simplify59.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	30	7
1	47	7
2	84	7
3	131	7
4	223	7
5	466	7
6	1123	7
7	2244	7
8	5002	7

prune11.0ms

Filtered

1 candidates to 1 candidates (100.0%)

Pruning

1 alts after pruning (1 fresh and 0 done)

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

Merged error: 0.0b

Counts

2 → 1

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b	(* (/ (+ (exp x) (exp (- x))) 2.0) (cos y))
0.0b	(+ (exp x) (exp (- x)))

rewrite9.0ms

Algorithm

rewrite-expression-head

Rules

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

Counts

2 → 10

Calls

2 calls:

5.0ms	(* (/ (+ (exp x) (exp (- x))) 2.0) (cos y))
3.0ms	(+ (exp x) (exp (- x)))

series86.0ms

Counts

2 → 6

Calls

2 calls:

63.0ms	(* (/ (+ (exp x) (exp (- x))) 2.0) (cos y))
23.0ms	(+ (exp x) (exp (- x)))

simplify83.0ms

Algorithm

egg-herbie

Counts

16 → 16

Iterations

Useful iterations: 3 (80.0ms)

Iter	Nodes	Cost
0	135	96
1	496	91
2	2447	88
3	5001	85

prune49.0ms

Filtered

16 candidates to 14 candidates (87.5%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	15	1	16
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	15	2	17

Merged error: 0.0b

Counts

17 → 2

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b	(fma 1/12 (pow x 4) 2)
0.0b	(* (/ (fma x x (fma 1/12 (pow x 4) 2)) 2.0) (cos y))

rewrite5.0ms

Algorithm

rewrite-expression-head

Rules

3×	`associate-*l/`
1×	`frac-2neg` `associate-l` `clear-num` `*-commutative` `fma-udef` `div-inv`

Counts

2 → 6

Calls

2 calls:

1.0ms	(fma 1/12 (pow x 4) 2)
4.0ms	(* (/ (fma x x (fma 1/12 (pow x 4) 2)) 2.0) (cos y))

series156.0ms

Counts

2 → 6

Calls

2 calls:

83.0ms	(fma 1/12 (pow x 4) 2)
72.0ms	(* (/ (fma x x (fma 1/12 (pow x 4) 2)) 2.0) (cos y))

simplify45.0ms

Algorithm

egg-herbie

Counts

12 → 12

Iterations

Useful iterations: 3 (42.0ms)

Iter	Nodes	Cost
0	71	44
1	271	41
2	1204	39
3	5001	38

prune23.0ms

Filtered

12 candidates to 8 candidates (66.7%)

Pruning

2 alts after pruning (0 fresh and 2 done)

	Pruned	Kept	Total
New	12	0	12
Fresh	0	0	0
Picked	0	1	1
Done	0	1	1
Total	12	2	14

Merged error: 0.0b

Counts

14 → 2

regimes29.0ms

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	12	7
1	12	7

end0.0ms

sample2.1s

Algorithm: halfpoints