Details

sample65.0ms

Algorithm

intervals

Results

41.0ms

713×

body

valid

simplify52.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 2 (7.0ms)

Iter	Nodes	Cost
0	55	15
1	179	14
2	561	13
3	1824	13
4	5002	13

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.2b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b	(fma 4.0 (fma (* a a) (+ 1.0 a) (* (* b b) (- 1.0 (* 3.0 a)))) (- (pow (+ (* a a) (* b b)) 2.0) 1.0))
0.0b	(fma (* a a) (+ 1.0 a) (* (* b b) (- 1.0 (* 3.0 a))))
0.3b	(pow (+ (* a a) (* b b)) 2.0)
0.7b	(* (* b b) (- 1.0 (* 3.0 a)))

rewrite44.0ms

Algorithm

rewrite-expression-head

Rules

10×	`pow1` `add-exp-log` `add-sqr-sqrt`
9×	`add-cube-cbrt` `*-un-lft-identity` `add-cbrt-cube`
6×	`prod-diff`
5×	`distribute-rgt-in` `distribute-lft-in`
4×	`expm1-log1p-u` `log1p-expm1-u` `add-log-exp`
3×	`unpow-prod-down` `pow-unpow` `associate-r` `pow-prod-down` `prod-exp` `cbrt-unprod`
2×	`sub-neg` `associate-*r/` `fma-udef`
1×	`pow-to-exp` `flip3--` `pow-pow` `associate-l` `pow-exp` `*-commutative` `flip--` `unswap-sqr` `sqr-pow`

Counts

4 → 72

Calls

4 calls:

0.0ms	(fma 4.0 (fma (* a a) (+ 1.0 a) (* (* b b) (- 1.0 (* 3.0 a)))) (- (pow (+ (* a a) (* b b)) 2.0) 1.0))
0.0ms	(fma (* a a) (+ 1.0 a) (* (* b b) (- 1.0 (* 3.0 a))))
9.0ms	(pow (+ (* a a) (* b b)) 2.0)
32.0ms	(* (* b b) (- 1.0 (* 3.0 a)))

series287.0ms

Counts

4 → 12

Calls

4 calls:

98.0ms	(fma 4.0 (fma (* a a) (+ 1.0 a) (* (* b b) (- 1.0 (* 3.0 a)))) (- (pow (+ (* a a) (* b b)) 2.0) 1.0))
45.0ms	(fma (* a a) (+ 1.0 a) (* (* b b) (- 1.0 (* 3.0 a))))
100.0ms	(pow (+ (* a a) (* b b)) 2.0)
44.0ms	(* (* b b) (- 1.0 (* 3.0 a)))

simplify49.0ms

Algorithm

egg-herbie

Counts

84 → 84

Iterations

Useful iterations: 2 (41.0ms)

Iter	Nodes	Cost
0	391	706
1	1680	606
2	5001	592

prune280.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize26.0ms

Local error

Found 4 expressions with local error:

0.7b	(* (* b b) (- 1.0 (* 3.0 a)))
12.4b	(cbrt (+ (* a a) (* b b)))
12.4b	(cbrt (+ (* a a) (* b b)))
12.4b	(cbrt (+ (* a a) (* b b)))

rewrite47.0ms

Algorithm

rewrite-expression-head

Rules

11×	`add-sqr-sqrt`
10×	`add-cube-cbrt` `*-un-lft-identity`
9×	`pow1` `add-exp-log` `cbrt-prod` `add-cbrt-cube`
6×	`cbrt-div` `prod-diff`
5×	`distribute-rgt-in` `distribute-lft-in`
4×	`expm1-log1p-u` `log1p-expm1-u` `add-log-exp`
3×	`flip3-+` `pow1/3` `associate-r` `pow-prod-down` `prod-exp` `cbrt-unprod` `flip-+`
2×	`sub-neg` `associate-*r/`
1×	`flip3--` `associate-l` `*-commutative` `flip--` `unswap-sqr`

Counts

4 → 78

Calls

4 calls:

28.0ms	(* (* b b) (- 1.0 (* 3.0 a)))
5.0ms	(cbrt (+ (* a a) (* b b)))
5.0ms	(cbrt (+ (* a a) (* b b)))
5.0ms	(cbrt (+ (* a a) (* b b)))

series304.0ms

Counts

4 → 12

Calls

4 calls:

50.0ms	(* (* b b) (- 1.0 (* 3.0 a)))
86.0ms	(cbrt (+ (* a a) (* b b)))
86.0ms	(cbrt (+ (* a a) (* b b)))
83.0ms	(cbrt (+ (* a a) (* b b)))

simplify44.0ms

Algorithm

egg-herbie

Counts

90 → 90

Iterations

Useful iterations: 2 (36.0ms)

Iter	Nodes	Cost
0	331	646
1	1480	584
2	5001	567

prune415.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 0.0b

localize24.0ms

Local error

Found 4 expressions with local error:

12.4b	(cbrt (+ (* a a) (* b b)))
12.4b	(cbrt (+ (* a a) (* b b)))
12.4b	(cbrt (+ (* a a) (* b b)))
12.4b	(cbrt (+ (* a a) (* b b)))

rewrite25.0ms

Algorithm

rewrite-expression-head

Rules

12×	`cbrt-prod`
8×	`add-sqr-sqrt` `add-cube-cbrt` `cbrt-div` `*-un-lft-identity`
4×	`pow1` `add-exp-log` `expm1-log1p-u` `flip3-+` `pow1/3` `add-cbrt-cube` `flip-+` `log1p-expm1-u` `add-log-exp`

Counts

4 → 60

Calls

4 calls:

5.0ms	(cbrt (+ (* a a) (* b b)))
5.0ms	(cbrt (+ (* a a) (* b b)))
9.0ms	(cbrt (+ (* a a) (* b b)))
5.0ms	(cbrt (+ (* a a) (* b b)))

series348.0ms

Counts

4 → 12

Calls

4 calls:

86.0ms	(cbrt (+ (* a a) (* b b)))
86.0ms	(cbrt (+ (* a a) (* b b)))
86.0ms	(cbrt (+ (* a a) (* b b)))
89.0ms	(cbrt (+ (* a a) (* b b)))

simplify50.0ms

Algorithm

egg-herbie

Counts

72 → 72

Iterations

Useful iterations: 2 (13.0ms)

Iter	Nodes	Cost
0	132	524
1	449	488
2	1529	476
3	5001	476

prune664.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 0.0b

localize29.0ms

Local error

Found 4 expressions with local error:

12.4b	(cbrt (+ (* a a) (* b b)))
12.4b	(cbrt (+ (* a a) (* b b)))
12.4b	(cbrt (+ (* a a) (* b b)))
12.4b	(cbrt (+ (* a a) (* b b)))

rewrite20.0ms

Algorithm

rewrite-expression-head

Rules

12×	`cbrt-prod`
8×	`add-sqr-sqrt` `add-cube-cbrt` `cbrt-div` `*-un-lft-identity`
4×	`pow1` `add-exp-log` `expm1-log1p-u` `flip3-+` `pow1/3` `add-cbrt-cube` `flip-+` `log1p-expm1-u` `add-log-exp`

Counts

4 → 60

Calls

4 calls:

4.0ms	(cbrt (+ (* a a) (* b b)))
5.0ms	(cbrt (+ (* a a) (* b b)))
5.0ms	(cbrt (+ (* a a) (* b b)))
5.0ms	(cbrt (+ (* a a) (* b b)))

series337.0ms

Counts

4 → 12

Calls

4 calls:

84.0ms	(cbrt (+ (* a a) (* b b)))
84.0ms	(cbrt (+ (* a a) (* b b)))
84.0ms	(cbrt (+ (* a a) (* b b)))
85.0ms	(cbrt (+ (* a a) (* b b)))

simplify51.0ms

Algorithm

egg-herbie

Counts

72 → 72

Iterations

Useful iterations: 2 (13.0ms)

Iter	Nodes	Cost
0	132	524
1	449	488
2	1529	476
3	5001	476

prune444.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.0b

regimes149.0ms

Accuracy

0% (0.7b remaining)

Error of 0.7b against oracle of 0.0b and baseline of 0.7b

bsearch0.0ms

simplify2.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	33	44
1	33	44

end0.0ms

sample1.5s

Algorithm

intervals

Results

1.1s

20279×

body

valid