Details

sample63.0ms

Algorithm

intervals

Results

28.0ms	118×	body	5120	exit
7.0ms	200×	body	80	valid
4.0ms	112×	body	80	overflowed
2.0ms	22×	body	320	valid
2.0ms	15×	body	640	valid
2.0ms	23×	body	160	valid

simplify47.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 3 (6.0ms)

Iter	Nodes	Cost
0	20	9
1	48	9
2	107	9
3	224	8
4	1514	8
5	5002	8

prune11.0ms

Filtered

1 candidates to 1 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: 13.5b

Counts

2 → 2

localize9.0ms

Local error

Found 4 expressions with local error:

0.0b	(/ x (+ wj 1))
0.0b	(/ (/ x (+ wj 1)) (exp wj))
0.0b	(/ wj (+ wj 1))
6.2b	(- (+ (/ (/ x (+ wj 1)) (exp wj)) wj) (/ wj (+ wj 1)))

rewrite55.0ms

Algorithm

rewrite-expression-head

Rules

127×	`times-frac`
118×	`*-un-lft-identity`
78×	`add-sqr-sqrt`
73×	`add-cube-cbrt`
24×	`associate-/l*`
21×	`distribute-lft-out`
13×	`add-cbrt-cube`
12×	`associate-/r/`
11×	`add-exp-log` `associate-/r*`
9×	`add-log-exp`
7×	`flip3-+` `flip-+` `div-inv`
5×	`cbrt-undiv` `div-exp`
4×	`pow1`
3×	`frac-2neg` `clear-num`
2×	`diff-log` `frac-sub` `distribute-lft-out--` `difference-of-squares`
1×	`sub-neg` `flip3--` `associate--l+` `sum-log` `flip--` `associate-/l/`

Counts

4 → 176

Calls

4 calls:

7.0ms	(/ x (+ wj 1))
9.0ms	(/ (/ x (+ wj 1)) (exp wj))
5.0ms	(/ wj (+ wj 1))
27.0ms	(- (+ (/ (/ x (+ wj 1)) (exp wj)) wj) (/ wj (+ wj 1)))

series35.0ms

Counts

4 → 12

Calls

4 calls:

5.0ms	(/ x (+ wj 1))
11.0ms	(/ (/ x (+ wj 1)) (exp wj))
3.0ms	(/ wj (+ wj 1))
15.0ms	(- (+ (/ (/ x (+ wj 1)) (exp wj)) wj) (/ wj (+ wj 1)))

simplify80.0ms

Algorithm

egg-herbie

Counts

188 → 188

Iterations

Useful iterations: 1 (18.0ms)

Iter	Nodes	Cost
0	721	1524
1	3303	1471
2	5001	1471

prune1.7s

Filtered

188 candidates to 138 candidates (26.6%)

Pruning

4 alts after pruning (4 fresh and 0 done)

	Pruned	Kept	Total
New	185	3	188
Fresh	0	1	1
Picked	1	0	1
Done	0	0	0
Total	186	4	190

Merged error: 0.2b

Counts

190 → 4

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b	(+ x (pow wj 2))
0.0b	(- (+ x (pow wj 2)) (* 2 (* wj x)))
0.0b	(* 2 (* wj x))

rewrite16.0ms

Algorithm

rewrite-expression-head

Rules

10×	`add-log-exp`
8×	`pow1` `add-exp-log` `add-cbrt-cube`
6×	`*-un-lft-identity`
4×	`add-sqr-sqrt` `add-cube-cbrt`
3×	`associate-l` `pow-prod-down` `prod-exp` `cbrt-unprod`
2×	`diff-log` `sum-log`
1×	`+-commutative` `sub-neg` `flip3--` `flip3-+` `associate-r` `associate--l+` `*-commutative` `flip--` `flip-+` `distribute-lft-out`

Counts

3 → 44

Calls

3 calls:

4.0ms	(+ x (pow wj 2))
6.0ms	(- (+ x (pow wj 2)) (* 2 (* wj x)))
4.0ms	(* 2 (* wj x))

series19.0ms

Counts

3 → 9

Calls

3 calls:

6.0ms	(+ x (pow wj 2))
9.0ms	(- (+ x (pow wj 2)) (* 2 (* wj x)))
3.0ms	(* 2 (* wj x))

simplify127.0ms

Algorithm

egg-herbie

Counts

53 → 53

Iterations

Useful iterations: 2 (25.0ms)

Iter	Nodes	Cost
0	202	245
1	793	228
2	4232	225
3	5001	225

prune115.0ms

Filtered

53 candidates to 32 candidates (39.6%)

Pruning

7 alts after pruning (6 fresh and 1 done)

	Pruned	Kept	Total
New	50	3	53
Fresh	0	3	3
Picked	0	1	1
Done	0	0	0
Total	50	7	57

Merged error: 0.2b

Counts

57 → 7

localize15.0ms

Local error

Found 4 expressions with local error:

0.5b	(* (cbrt (- (+ x (pow wj 2)) (* 2 (* wj x)))) (cbrt (- (+ x (pow wj 2)) (* 2 (* wj x)))))
0.6b	(cbrt (- (+ x (pow wj 2)) (* 2 (* wj x))))
0.6b	(cbrt (- (+ x (pow wj 2)) (* 2 (* wj x))))
0.6b	(cbrt (- (+ x (pow wj 2)) (* 2 (* wj x))))

rewrite37.0ms

Algorithm

rewrite-expression-head

Rules

25×	`cbrt-prod`
23×	`add-sqr-sqrt`
18×	`cbrt-div`
15×	`add-cube-cbrt` `*-un-lft-identity`
11×	`pow1`
9×	`flip3--` `pow1/3` `flip--`
6×	`add-exp-log` `swap-sqr` `associate-r` `associate-l`
4×	`frac-times` `add-cbrt-cube` `add-log-exp` `unswap-sqr`
2×	`associate-r/` `pow-prod-down` `associate-l/` `pow-sqr` `pow-prod-up`
1×	`pow2` `pow-plus` `prod-exp` `*-commutative` `cbrt-unprod`

Counts

4 → 87

Calls

4 calls:

16.0ms	(* (cbrt (- (+ x (pow wj 2)) (* 2 (* wj x)))) (cbrt (- (+ x (pow wj 2)) (* 2 (* wj x)))))
6.0ms	(cbrt (- (+ x (pow wj 2)) (* 2 (* wj x))))
6.0ms	(cbrt (- (+ x (pow wj 2)) (* 2 (* wj x))))
6.0ms	(cbrt (- (+ x (pow wj 2)) (* 2 (* wj x))))

series167.0ms

Counts

4 → 12

Calls

4 calls:

48.0ms	(* (cbrt (- (+ x (pow wj 2)) (* 2 (* wj x)))) (cbrt (- (+ x (pow wj 2)) (* 2 (* wj x)))))
38.0ms	(cbrt (- (+ x (pow wj 2)) (* 2 (* wj x))))
39.0ms	(cbrt (- (+ x (pow wj 2)) (* 2 (* wj x))))
41.0ms	(cbrt (- (+ x (pow wj 2)) (* 2 (* wj x))))

simplify51.0ms

Algorithm

egg-herbie

Counts

99 → 99

Iterations

Useful iterations: 2 (37.0ms)

Iter	Nodes	Cost
0	331	1631
1	1186	1538
2	5001	1432

prune416.0ms

Filtered

99 candidates to 75 candidates (24.2%)

Pruning

7 alts after pruning (6 fresh and 1 done)

	Pruned	Kept	Total
New	97	2	99
Fresh	1	4	5
Picked	1	0	1
Done	0	1	1
Total	99	7	106

Merged error: 0.2b

Counts

106 → 7

localize8.0ms

Local error

Found 4 expressions with local error:

0.0b	(* wj (exp wj))
0.0b	(* wj (exp wj))
0.3b	(/ (- (* wj (exp wj)) x) (+ (exp wj) (* wj (exp wj))))
6.2b	(- wj (/ (- (* wj (exp wj)) x) (+ (exp wj) (* wj (exp wj)))))

rewrite32.0ms

Algorithm

rewrite-expression-head

Rules

27×	`add-sqr-sqrt`
24×	`*-un-lft-identity`
18×	`add-cube-cbrt`
16×	`times-frac`
10×	`add-cbrt-cube`
8×	`pow1` `add-exp-log`
6×	`associate-r` `associate-l` `add-log-exp`
5×	`associate-/r*`
4×	`distribute-rgt-out` `distribute-rgt1-in`
3×	`associate-/l*`
2×	`flip3--` `div-sub` `pow-prod-down` `prod-exp` `associate-/r/` `*-commutative` `flip--` `cbrt-unprod` `associate-/l/` `difference-of-squares` `unswap-sqr`
1×	`cbrt-undiv` `sub-neg` `frac-2neg` `flip3-+` `diff-log` `div-exp` `clear-num` `flip-+` `div-inv` `distribute-lft-out--` `associate--r-`

Counts

4 → 92

Calls

4 calls:

4.0ms	(* wj (exp wj))
5.0ms	(* wj (exp wj))
9.0ms	(/ (- (* wj (exp wj)) x) (+ (exp wj) (* wj (exp wj))))
11.0ms	(- wj (/ (- (* wj (exp wj)) x) (+ (exp wj) (* wj (exp wj)))))

series33.0ms

Counts

4 → 12

Calls

4 calls:

3.0ms	(* wj (exp wj))
3.0ms	(* wj (exp wj))
11.0ms	(/ (- (* wj (exp wj)) x) (+ (exp wj) (* wj (exp wj))))
15.0ms	(- wj (/ (- (* wj (exp wj)) x) (+ (exp wj) (* wj (exp wj)))))

simplify50.0ms

Algorithm

egg-herbie

Counts

104 → 104

Iterations

Useful iterations: 2 (38.0ms)

Iter	Nodes	Cost
0	368	913
1	1407	859
2	5002	844

prune542.0ms

Filtered

104 candidates to 81 candidates (22.1%)

Pruning

7 alts after pruning (5 fresh and 2 done)

	Pruned	Kept	Total
New	103	1	104
Fresh	1	4	5
Picked	0	1	1
Done	0	1	1
Total	104	7	111

Merged error: 0.2b

Counts

111 → 7

regimes193.0ms

Accuracy

41.9% (0.9b remaining)

Error of 1.5b against oracle of 0.7b and baseline of 2.2b

bsearch52.0ms

Steps

Iters	Range		Point
9	-0.0038973504402139516	-1.289397842534223e-10	-4.241712932752003e-09

simplify2.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	22	14
1	22	14

end0.0ms

sample1.8s

Algorithm

intervals

Results

847.0ms	3931×	body	5120	exit
214.0ms	6355×	body	80	valid
125.0ms	3846×	body	80	overflowed
78.0ms	719×	body	320	valid
74.0ms	443×	body	640	valid
42.0ms	562×	body	160	valid

Details

sample63.0ms

simplify47.0ms

prune11.0ms

localize9.0ms

rewrite55.0ms

series35.0ms

simplify80.0ms

prune1.7s

localize7.0ms

rewrite16.0ms

series19.0ms

simplify127.0ms

prune115.0ms

localize15.0ms

rewrite37.0ms

series167.0ms

simplify51.0ms

prune416.0ms

localize8.0ms

rewrite32.0ms

series33.0ms

simplify50.0ms

prune542.0ms

regimes193.0ms

bsearch52.0ms

simplify2.0ms

end0.0ms

sample1.8s

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