Details

sample95.0ms

Algorithm

intervals

Results

50.0ms	106×	body	1280	valid
19.0ms	77×	body	640	valid
7.0ms	254×	body	80	nan
6.0ms	44×	body	320	valid
2.0ms	19×	body	160	valid
0.0ms	10×	body	80	valid

simplify13.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	18	6
1	25	6
2	40	6
3	61	6
4	88	6
5	104	6
6	113	6
7	113	6

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b	(/ (+ 1.0 x) (- 1.0 x))
5.7b	(log (/ (+ 1.0 x) (- 1.0 x)))

rewrite20.0ms

Algorithm

rewrite-expression-head

Rules

63×	`*-un-lft-identity`
41×	`add-sqr-sqrt`
40×	`times-frac`
26×	`log-prod`
23×	`add-cube-cbrt`
11×	`distribute-lft-out`
9×	`distribute-lft-out--` `difference-of-squares`
7×	`add-exp-log`
5×	`associate-/r*`
4×	`associate-/r/` `add-cbrt-cube` `associate-/l*`
3×	`pow1`
2×	`flip3--` `div-exp` `rem-log-exp` `flip--` `div-inv` `associate-/l/` `add-log-exp`
1×	`cbrt-undiv` `log-div` `frac-2neg` `flip3-+` `clear-num` `log-pow` `flip-+`

Counts

2 → 82

Calls

2 calls:

11.0ms	(/ (+ 1.0 x) (- 1.0 x))
5.0ms	(log (/ (+ 1.0 x) (- 1.0 x)))

series185.0ms

Counts

2 → 6

Calls

2 calls:

32.0ms	(/ (+ 1.0 x) (- 1.0 x))
153.0ms	(log (/ (+ 1.0 x) (- 1.0 x)))

simplify118.0ms

Algorithm

egg-herbie

Counts

88 → 88

Iterations

Useful iterations: 2 (24.0ms)

Iter	Nodes	Cost
0	318	660
1	1025	624
2	4261	602
3	5001	602

prune195.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.3b

localize14.0ms

rewrite0.0ms

Algorithm

rewrite-expression-head

Rules

Counts

0 → 0

series0.0ms

Counts: 0 → 0

simplify2.0ms

Algorithm

egg-herbie

Counts

0 → 0

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	0	0

prune11.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.3b

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b	(- (log (+ 1.0 x)) (log (- 1.0 x)))
5.7b	(log (+ 1.0 x))
5.7b	(log (- 1.0 x))

rewrite15.0ms

Algorithm

rewrite-expression-head

Rules

19×	`*-un-lft-identity`
18×	`log-prod`
13×	`add-sqr-sqrt`
9×	`pow1`
8×	`log-div`
7×	`add-cube-cbrt`
6×	`log-pow` `distribute-lft-out--`
5×	`add-exp-log` `associate--r+`
4×	`associate--l+`
3×	`flip3--` `add-cbrt-cube` `flip--` `add-log-exp` `difference-of-squares`
2×	`associate--l-` `flip3-+` `rem-log-exp` `flip-+` `distribute-lft-out` `associate--r-`
1×	`sub-neg` `diff-log`

Counts

3 → 61

Calls

3 calls:

8.0ms	(- (log (+ 1.0 x)) (log (- 1.0 x)))
2.0ms	(log (+ 1.0 x))
3.0ms	(log (- 1.0 x))

series349.0ms

Counts

3 → 9

Calls

3 calls:

260.0ms	(- (log (+ 1.0 x)) (log (- 1.0 x)))
47.0ms	(log (+ 1.0 x))
42.0ms	(log (- 1.0 x))

simplify76.0ms

Algorithm

egg-herbie

Counts

70 → 70

Iterations

Useful iterations: 2 (20.0ms)

Iter	Nodes	Cost
0	302	431
1	776	410
2	2776	393
3	5001	393

prune138.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize17.0ms

Local error

Found 3 expressions with local error:

0.0b	(+ (* 2/3 (/ (pow x 3) (pow 1.0 3))) (+ (* 2.0 x) (* 2/5 (/ (pow x 5) (pow 1.0 5)))))
0.1b	(* 2/5 (/ (pow x 5) (pow 1.0 5)))
0.1b	(* 2/3 (/ (pow x 3) (pow 1.0 3)))

rewrite111.0ms

Algorithm

rewrite-expression-head

Rules

218×	`times-frac`
201×	`associate-r`
172×	`add-sqr-sqrt`
128×	`unpow-prod-down`
107×	`add-cube-cbrt` `*-un-lft-identity`
80×	`cube-prod`
52×	`sqr-pow`
49×	`add-exp-log`
27×	`unswap-sqr`
24×	`cube-mult` `unpow3`
20×	`prod-exp`
18×	`div-exp`
13×	`add-cbrt-cube`
12×	`pow-to-exp` `pow-exp`
8×	`add-log-exp`
7×	`pow1`
6×	`associate-l`
4×	`associate-*r/` `cbrt-unprod`
3×	`sum-log`
2×	`cbrt-undiv` `flip3-+` `pow-prod-down` `frac-add` `*-commutative` `flip-+` `div-inv`
1×	`+-commutative` `associate-+r+`

Counts

3 → 293

Calls

3 calls:

17.0ms	(+ (* 2/3 (/ (pow x 3) (pow 1.0 3))) (+ (* 2.0 x) (* 2/5 (/ (pow x 5) (pow 1.0 5)))))
24.0ms	(* 2/5 (/ (pow x 5) (pow 1.0 5)))
51.0ms	(* 2/3 (/ (pow x 3) (pow 1.0 3)))

series284.0ms

Counts

3 → 9

Calls

3 calls:

105.0ms	(+ (* 2/3 (/ (pow x 3) (pow 1.0 3))) (+ (* 2.0 x) (* 2/5 (/ (pow x 5) (pow 1.0 5)))))
99.0ms	(* 2/5 (/ (pow x 5) (pow 1.0 5)))
79.0ms	(* 2/3 (/ (pow x 3) (pow 1.0 3)))

simplify51.0ms

Algorithm

egg-herbie

Counts

302 → 302

Iterations

Useful iterations: 1 (28.0ms)

Iter	Nodes	Cost
0	1232	1948
1	5001	1750

prune733.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

regimes14.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	26	13
1	26	13

end0.0ms

sample2.8s

Algorithm

intervals

Results

1.5s	3371×	body	1280	valid
609.0ms	2461×	body	640	valid
230.0ms	8112×	body	80	nan
187.0ms	1283×	body	320	valid
58.0ms	648×	body	160	valid
10.0ms	237×	body	80	valid