Details

Time bar (total: 2.0s)

sample26.0ms

Algorithm
intervals
Results
12.0ms337×body80valid

simplify12.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0174
1354
2514
3714
4854
5894
6894

prune2.0ms

Filtered
1 candidates to 0 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 6.3b

Counts
2 → 1

localize7.0ms

Local error

Found 2 expressions with local error:

0.7b
(- (* x y) (* z t))
5.9b
(/ (- (* x y) (* z t)) a)

rewrite10.0ms

Algorithm
rewrite-expression-head
Rules
*-commutative
prod-diff
flip3-- fma-neg flip-- associate-/l/
sub-neg frac-2neg div-sub clear-num div-inv
Counts
2 → 16
Calls
2 calls:
4.0ms
(- (* x y) (* z t))
5.0ms
(/ (- (* x y) (* z t)) a)

series87.0ms

Counts
2 → 6
Calls
2 calls:
40.0ms
(- (* x y) (* z t))
47.0ms
(/ (- (* x y) (* z t)) a)

simplify72.0ms

Algorithm
egg-herbie
Counts
22 → 22
Iterations

Useful iterations: 3 (31.0ms)

IterNodesCost
011992
133890
2103589
3272776
4500176

prune54.0ms

Filtered
22 candidates to 14 candidates (63.6%)
Pruning

7 alts after pruning (7 fresh and 0 done)

PrunedKeptTotal
New15722
Fresh000
Picked101
Done000
Total16723

Merged error: 6.0b

Counts
23 → 7

localize8.0ms

Local error

Found 2 expressions with local error:

5.2b
(/ (* t z) a)
6.2b
(/ (* x y) a)

rewrite7.0ms

Algorithm
rewrite-expression-head
Rules
associate-/l*
frac-2neg clear-num *-commutative div-inv
Counts
2 → 10
Calls
2 calls:
3.0ms
(/ (* t z) a)
3.0ms
(/ (* x y) a)

series39.0ms

Counts
2 → 6
Calls
2 calls:
21.0ms
(/ (* t z) a)
19.0ms
(/ (* x y) a)

simplify9.0ms

Algorithm
egg-herbie
Counts
16 → 16
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03628
14828
25428
35628
45628

prune41.0ms

Filtered
16 candidates to 10 candidates (62.5%)
Pruning

9 alts after pruning (9 fresh and 0 done)

PrunedKeptTotal
New11516
Fresh246
Picked101
Done000
Total14923

Merged error: 1.0b

Counts
23 → 9

localize11.0ms

Local error

Found 2 expressions with local error:

0.7b
(- (* x y) (* z t))
6.0b
(* (- (* x y) (* z t)) (/ 1 a))

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
frac-times *-commutative
flip3-- flip--
prod-diff clear-num
frac-2neg associate-*r/
fma-neg associate-*l/ un-div-inv
sub-neg associate-*r* div-inv
Counts
2 → 25
Calls
2 calls:
4.0ms
(- (* x y) (* z t))
6.0ms
(* (- (* x y) (* z t)) (/ 1 a))

series87.0ms

Counts
2 → 6
Calls
2 calls:
40.0ms
(- (* x y) (* z t))
46.0ms
(* (- (* x y) (* z t)) (/ 1 a))

simplify75.0ms

Algorithm
egg-herbie
Counts
31 → 31
Iterations

Useful iterations: 3 (71.0ms)

IterNodesCost
0137167
1517161
22446161
35001147

prune69.0ms

Filtered
31 candidates to 17 candidates (54.8%)
Pruning

10 alts after pruning (9 fresh and 1 done)

PrunedKeptTotal
New28331
Fresh268
Picked011
Done000
Total301040

Merged error: 1.0b

Counts
40 → 10

localize10.0ms

Local error

Found 3 expressions with local error:

0.5b
(/ 1 (/ a (* t z)))
5.0b
(/ a (* t z))
6.2b
(/ (* x y) a)

rewrite10.0ms

Algorithm
rewrite-expression-head
Rules
clear-num associate-/r* associate-/r/
frac-2neg div-inv
*-commutative
associate-/l*
remove-double-div inv-pow
Counts
3 → 21
Calls
3 calls:
4.0ms
(/ 1 (/ a (* t z)))
3.0ms
(/ a (* t z))
3.0ms
(/ (* x y) a)

series62.0ms

Counts
3 → 9
Calls
3 calls:
21.0ms
(/ 1 (/ a (* t z)))
22.0ms
(/ a (* t z))
19.0ms
(/ (* x y) a)

simplify87.0ms

Algorithm
egg-herbie
Counts
30 → 30
Iterations

Useful iterations: 2 (6.0ms)

IterNodesCost
05552
112251
231349
352249
4137549
5325549
6500149

prune54.0ms

Filtered
30 candidates to 19 candidates (63.3%)
Pruning

11 alts after pruning (10 fresh and 1 done)

PrunedKeptTotal
New27330
Fresh178
Picked101
Done011
Total291140

Merged error: 1.0b

Counts
40 → 11

regimes477.0ms

Accuracy

44.9% (4.1b remaining)

Error of 4.5b against oracle of 0.4b and baseline of 7.8b

bsearch1.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02916
12916

end0.0ms

sample698.0ms

Algorithm
intervals
Results
348.0ms11141×body80valid