Details

sample139.0ms

Algorithm

intervals

Results

57.0ms	965×	body	80	nan
19.0ms	287×	body	80	valid

simplify37.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 1 (3.0ms)

Iter	Nodes	Cost
0	39	10
1	111	8
2	464	8
3	1654	8
4	5001	8

prune16.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 4 expressions with local error:

0.0b	(fma i y (fma (log c) (- b 0.5) (+ (fma x (log y) z) (+ t a))))
0.0b	(+ (fma x (log y) z) (+ t a))
0.1b	(fma (log c) (- b 0.5) (+ (fma x (log y) z) (+ t a)))
0.2b	(fma x (log y) z)

rewrite18.0ms

Algorithm

rewrite-expression-head

Rules

10×	`*-un-lft-identity`
9×	`add-log-exp`
5×	`add-sqr-sqrt` `add-cube-cbrt`
4×	`pow1` `add-exp-log` `expm1-log1p-u` `add-cbrt-cube` `fma-udef` `log1p-expm1-u`
3×	`fma-def` `sum-log` `distribute-lft-out`
1×	`+-commutative` `associate-+l+` `associate-+r+` `flip3-+` `flip-+`

Counts

4 → 51

Calls

4 calls:

0.0ms	(fma i y (fma (log c) (- b 0.5) (+ (fma x (log y) z) (+ t a))))
16.0ms	(+ (fma x (log y) z) (+ t a))
0.0ms	(fma (log c) (- b 0.5) (+ (fma x (log y) z) (+ t a)))
0.0ms	(fma x (log y) z)

series1.1s

Counts

4 → 12

Calls

4 calls:

620.0ms	(fma i y (fma (log c) (- b 0.5) (+ (fma x (log y) z) (+ t a))))
76.0ms	(+ (fma x (log y) z) (+ t a))
318.0ms	(fma (log c) (- b 0.5) (+ (fma x (log y) z) (+ t a)))
50.0ms	(fma x (log y) z)

simplify73.0ms

Algorithm

egg-herbie

Counts

63 → 63

Iterations

Useful iterations: 3 (68.0ms)

Iter	Nodes	Cost
0	209	399
1	681	352
2	3384	347
3	5001	346

prune411.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 4 expressions with local error:

0.0b	(+ (fma x (log y) z) (+ t a))
0.0b	(+ (* (log c) (- b 0.5)) (+ (fma x (log y) z) (+ t a)))
0.2b	(* (log c) (- b 0.5))
0.2b	(fma x (log y) z)

rewrite99.0ms

Algorithm

rewrite-expression-head

Rules

38×	`*-un-lft-identity`
36×	`prod-diff`
35×	`add-sqr-sqrt`
31×	`add-cube-cbrt`
23×	`associate-+l+`
22×	`distribute-rgt-in` `distribute-lft-in`
18×	`add-log-exp`
9×	`sum-log`
7×	`pow1`
6×	`add-exp-log` `associate-*r/` `add-cbrt-cube`
5×	`associate-r`
4×	`expm1-log1p-u` `sub-neg` `fma-def` `flip3-+` `associate-l` `frac-add` `flip-+` `log1p-expm1-u`
3×	`flip3--` `flip--` `distribute-lft-out`
2×	`+-commutative` `associate-+r+` `fma-udef`
1×	`pow-prod-down` `prod-exp` `log-pow` `*-commutative` `cbrt-unprod` `distribute-lft-out--` `difference-of-squares` `unswap-sqr`

Counts

4 → 121

Calls

4 calls:

17.0ms	(+ (fma x (log y) z) (+ t a))
52.0ms	(+ (* (log c) (- b 0.5)) (+ (fma x (log y) z) (+ t a)))
26.0ms	(* (log c) (- b 0.5))
0.0ms	(fma x (log y) z)

series576.0ms

Counts

4 → 12

Calls

4 calls:

79.0ms	(+ (fma x (log y) z) (+ t a))
363.0ms	(+ (* (log c) (- b 0.5)) (+ (fma x (log y) z) (+ t a)))
86.0ms	(* (log c) (- b 0.5))
48.0ms	(fma x (log y) z)

simplify70.0ms

Algorithm

egg-herbie

Counts

133 → 133

Iterations

Useful iterations: 2 (58.0ms)

Iter	Nodes	Cost
0	595	1187
1	2567	952
2	5003	947

prune821.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize24.0ms

Local error

Found 4 expressions with local error:

0.4b	(cbrt (log c))
0.4b	(cbrt (log c))
0.4b	(cbrt (log c))
0.5b	(* (cbrt (log c)) (cbrt (log c)))

rewrite18.0ms

Algorithm

rewrite-expression-head

Rules

36×	`cbrt-prod`
23×	`add-sqr-sqrt`
20×	`pow1`
17×	`*-un-lft-identity`
15×	`add-cube-cbrt`
9×	`pow1/3` `swap-sqr` `log-pow`
7×	`associate-r` `associate-l`
6×	`add-exp-log`
4×	`expm1-log1p-u` `add-cbrt-cube` `log1p-expm1-u` `add-log-exp` `unswap-sqr`
2×	`pow-prod-down` `pow-sqr` `pow-prod-up`
1×	`pow2` `pow-plus` `prod-exp` `*-commutative` `cbrt-unprod`

Counts

4 → 89

Calls

4 calls:

1.0ms	(cbrt (log c))
1.0ms	(cbrt (log c))
1.0ms	(cbrt (log c))
13.0ms	(* (cbrt (log c)) (cbrt (log c)))

series1.0s

Counts

4 → 12

Calls

4 calls:

251.0ms	(cbrt (log c))
252.0ms	(cbrt (log c))
252.0ms	(cbrt (log c))
261.0ms	(* (cbrt (log c)) (cbrt (log c)))

simplify87.0ms

Algorithm

egg-herbie

Counts

101 → 101

Iterations

Useful iterations: 3 (81.0ms)

Iter	Nodes	Cost
0	125	517
1	443	446
2	3004	388
3	5001	381

prune679.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize27.0ms

Local error

Found 4 expressions with local error:

0.4b	(* (cbrt (pow (log c) 2)) (* (cbrt (log c)) (- b 0.5)))
0.4b	(cbrt (log c))
0.5b	(cbrt (pow (log c) 2))
0.6b	(pow (log c) 2)

rewrite61.0ms

Algorithm

rewrite-expression-head

Rules

44×	`distribute-rgt-in` `distribute-lft-in`
36×	`add-sqr-sqrt` `add-cube-cbrt` `*-un-lft-identity` `prod-diff`
22×	`cbrt-prod`
14×	`pow1`
12×	`unpow-prod-down` `associate-l`
10×	`add-exp-log`
6×	`add-cbrt-cube`
4×	`expm1-log1p-u` `sub-neg` `associate-*r/` `log-pow` `log1p-expm1-u` `add-log-exp`
3×	`pow-unpow` `pow-prod-down` `prod-exp` `cbrt-unprod` `unpow2` `sqr-pow`
2×	`pow1/3`
1×	`pow-to-exp` `flip3--` `pow-pow` `associate-r` `pow-exp` `*-commutative` `flip--`

Counts

4 → 129

Calls

4 calls:

49.0ms	(* (cbrt (pow (log c) 2)) (* (cbrt (log c)) (- b 0.5)))
1.0ms	(cbrt (log c))
2.0ms	(cbrt (pow (log c) 2))
3.0ms	(pow (log c) 2)

series747.0ms

Counts

4 → 12

Calls

4 calls:

89.0ms	(* (cbrt (pow (log c) 2)) (* (cbrt (log c)) (- b 0.5)))
254.0ms	(cbrt (log c))
259.0ms	(cbrt (pow (log c) 2))
145.0ms	(pow (log c) 2)

simplify59.0ms

Algorithm

egg-herbie

Counts

141 → 141

Iterations

Useful iterations: 2 (46.0ms)

Iter	Nodes	Cost
0	526	1630
1	2038	1291
2	5001	1263

prune653.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

regimes614.0ms

Accuracy

0% (0.1b remaining)

Error of 0.2b against oracle of 0.1b and baseline of 0.2b

bsearch0.0ms

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	32	15
1	32	15

end0.0ms

sample3.9s

Algorithm

intervals

Results

1.6s	27755×	body	80	nan
624.0ms	9217×	body	80	valid
0.0ms	1×	body	1280	valid
0.0ms	1×	body	640	valid
0.0ms	1×	body	320	valid