Details

sample10.0ms

Algorithm

intervals

Results

4.0ms

256×

body

valid

simplify4.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (2.0ms)

Iter	Nodes	Cost
0	7	3
1	7	3

prune1.0ms

Filtered

1 candidates to 0 candidates (0.0%)

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 14.0b

localize4.0ms

Local error

Found 1 expressions with local error:

14.0b

(/ x (+ (* x x) 1.0))

rewrite7.0ms

Algorithm

rewrite-expression-head

Rules

9×	`add-sqr-sqrt` `add-cube-cbrt` `*-un-lft-identity` `times-frac`
3×	`add-exp-log` `associate-/r` `add-cbrt-cube` `associate-/l`
2×	`associate-/r/`
1×	`pow1` `cbrt-undiv` `expm1-log1p-u` `frac-2neg` `flip3-+` `div-exp` `clear-num` `flip-+` `log1p-expm1-u` `div-inv` `add-log-exp`

Counts

1 → 31

Calls

1 calls:

6.0ms

(/ x (+ (* x x) 1.0))

series59.0ms

Counts

1 → 3

Calls

1 calls:

59.0ms

(/ x (+ (* x x) 1.0))

simplify56.0ms

Algorithm

egg-herbie

Counts

34 → 34

Iterations

Useful iterations: 3 (52.0ms)

Iter	Nodes	Cost
0	171	215
1	589	196
2	1979	191
3	5002	186

prune67.0ms

Filtered

34 candidates to 29 candidates (85.3%)

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize9.0ms

Local error

Found 4 expressions with local error:

7.8b	(* (/ 1 (* (cbrt (+ (* x x) 1.0)) (cbrt (+ (* x x) 1.0)))) (/ x (cbrt (+ (* x x) 1.0))))
14.5b	(cbrt (+ (* x x) 1.0))
14.5b	(cbrt (+ (* x x) 1.0))
14.5b	(cbrt (+ (* x x) 1.0))

rewrite101.0ms

Algorithm

rewrite-expression-head

Rules

49×	`add-exp-log`
43×	`add-sqr-sqrt`
33×	`times-frac`
25×	`*-un-lft-identity`
24×	`associate-r`
22×	`add-cube-cbrt`
21×	`cbrt-prod`
20×	`cbrt-div` `prod-exp`
18×	`add-cbrt-cube`
15×	`div-exp` `associate-l`
10×	`flip3-+` `associate-/r/` `flip-+`
9×	`unswap-sqr`
8×	`cbrt-unprod`
7×	`cbrt-undiv`
6×	`pow1`
5×	`frac-times`
4×	`expm1-log1p-u` `rec-exp` `1-exp` `log1p-expm1-u` `add-log-exp`
3×	`pow1/3` `associate-r/` `associate-l/`
2×	`div-inv`
1×	`pow-prod-down` `*-commutative`

Counts

4 → 127

Calls

4 calls:

88.0ms	(* (/ 1 (* (cbrt (+ (* x x) 1.0)) (cbrt (+ (* x x) 1.0)))) (/ x (cbrt (+ (* x x) 1.0))))
3.0ms	(cbrt (+ (* x x) 1.0))
3.0ms	(cbrt (+ (* x x) 1.0))
3.0ms	(cbrt (+ (* x x) 1.0))

series576.0ms

Counts

4 → 12

Calls

4 calls:

62.0ms	(* (/ 1 (* (cbrt (+ (* x x) 1.0)) (cbrt (+ (* x x) 1.0)))) (/ x (cbrt (+ (* x x) 1.0))))
171.0ms	(cbrt (+ (* x x) 1.0))
171.0ms	(cbrt (+ (* x x) 1.0))
170.0ms	(cbrt (+ (* x x) 1.0))

simplify86.0ms

Algorithm

egg-herbie

Counts

139 → 139

Iterations

Useful iterations: 2 (71.0ms)

Iter	Nodes	Cost
0	678	1745
1	3125	1508
2	5002	1367

prune331.0ms

Filtered

139 candidates to 106 candidates (76.3%)

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b	(fma 1.0 (- (/ 1 (pow x 5)) (/ 1 (pow x 3))) (/ 1 x))
0.2b	(/ 1 (pow x 5))
0.2b	(/ 1 (pow x 3))
19.2b	(- (/ 1 (pow x 5)) (/ 1 (pow x 3)))

rewrite234.0ms

Algorithm

rewrite-expression-head

Rules

1934×	`times-frac`
1320×	`add-sqr-sqrt`
1236×	`*-un-lft-identity`
1171×	`add-cube-cbrt`
1000×	`prod-diff`
650×	`unpow-prod-down`
251×	`cube-prod`
238×	`sqr-pow`
79×	`cube-mult` `unpow3`
72×	`div-inv`
63×	`difference-of-squares`
25×	`fma-neg`
22×	`add-exp-log`
19×	`associate-/r*`
12×	`div-exp`
8×	`add-cbrt-cube`
7×	`distribute-lft-out--`
6×	`pow-to-exp` `rec-exp` `1-exp` `pow-exp` `associate-/l*` `add-log-exp`
4×	`pow1` `expm1-log1p-u` `log1p-expm1-u`
2×	`cbrt-undiv` `pow-flip` `frac-2neg` `clear-num` `inv-pow`
1×	`sub-neg` `flip3--` `diff-log` `frac-sub` `flip--` `fma-udef`

Counts

4 → 1250

Calls

4 calls:

0.0ms	(fma 1.0 (- (/ 1 (pow x 5)) (/ 1 (pow x 3))) (/ 1 x))
4.0ms	(/ 1 (pow x 5))
7.0ms	(/ 1 (pow x 3))
89.0ms	(- (/ 1 (pow x 5)) (/ 1 (pow x 3)))

series216.0ms

Counts

4 → 12

Calls

4 calls:

43.0ms	(fma 1.0 (- (/ 1 (pow x 5)) (/ 1 (pow x 3))) (/ 1 x))
47.0ms	(/ 1 (pow x 5))
31.0ms	(/ 1 (pow x 3))
94.0ms	(- (/ 1 (pow x 5)) (/ 1 (pow x 3)))

simplify262.0ms

Algorithm

egg-herbie

Counts

1262 → 1262

Iterations

Useful iterations: 1 (35.0ms)

Iter	Nodes	Cost
0	2411	32445
1	5002	18251

prune474.0ms

Filtered

1262 candidates to 135 candidates (10.7%)

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes47.0ms

Accuracy

100% (0.0b remaining)

Error of 0.0b against oracle of 0.0b and baseline of 15.1b

bsearch53.0ms

Steps

Iters	Range		Point
9	6.164824567421913	3268324.1998729478	460.75227704809595
8	-7469182544.868377	-22559581.538318347	-6272088098.259001

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	27	10
1	27	10

end0.0ms

sample235.0ms

Algorithm

intervals

Results

143.0ms

8000×

body

valid